/*
- * "$Id: client.c 7950 2008-09-17 00:21:59Z mike $"
+ * Client routines for the CUPS scheduler.
*
- * Client routines for the CUPS scheduler.
+ * Copyright © 2007-2018 by Apple Inc.
+ * Copyright © 1997-2007 by Easy Software Products, all rights reserved.
*
- * Copyright 2007-2011 by Apple Inc.
- * Copyright 1997-2007 by Easy Software Products, all rights reserved.
+ * This file contains Kerberos support code, copyright 2006 by
+ * Jelmer Vernooij.
*
- * This file contains Kerberos support code, copyright 2006 by
- * Jelmer Vernooij.
- *
- * These coded instructions, statements, and computer programs are the
- * property of Apple Inc. and are protected by Federal copyright
- * law. Distribution and use rights are outlined in the file "LICENSE.txt"
- * which should have been included with this file. If this file is
- * file is missing or damaged, see the license at "http://www.cups.org/".
- *
- * Contents:
- *
- * cupsdAcceptClient() - Accept a new client.
- * cupsdCloseAllClients() - Close all remote clients immediately.
- * cupsdCloseClient() - Close a remote client.
- * cupsdFlushHeader() - Flush the header fields to the client.
- * cupsdReadClient() - Read data from a client.
- * cupsdSendCommand() - Send output from a command via HTTP.
- * cupsdSendError() - Send an error message via HTTP.
- * cupsdSendHeader() - Send an HTTP request.
- * cupsdUpdateCGI() - Read status messages from CGI scripts and
- * programs.
- * cupsdWriteClient() - Write data to a client as needed.
- * check_if_modified() - Decode an "If-Modified-Since" line.
- * compare_clients() - Compare two client connections.
- * data_ready() - Check whether data is available from a client.
- * encrypt_client() - Enable encryption for the client...
- * get_cdsa_certificate() - Get a SSL/TLS certificate from the System
- * keychain.
- * get_file() - Get a filename and state info.
- * install_conf_file() - Install a configuration file.
- * is_cgi() - Is the resource a CGI script/program?
- * is_path_absolute() - Is a path absolute and free of relative elements
- * (i.e. "..").
- * make_certificate() - Make a self-signed SSL/TLS certificate.
- * pipe_command() - Pipe the output of a command to the remote client.
- * valid_host() - Is the Host: field valid?
- * write_file() - Send a file via HTTP.
- * write_pipe() - Flag that data is available on the CGI pipe.
+ * Licensed under Apache License v2.0. See the file "LICENSE" for more
+ * information.
*/
/*
* Include necessary headers...
*/
+#define _CUPS_NO_DEPRECATED
+#define _HTTP_NO_PRIVATE
#include "cupsd.h"
+#ifdef __APPLE__
+# include <libproc.h>
+#endif /* __APPLE__ */
#ifdef HAVE_TCPD_H
# include <tcpd.h>
#endif /* HAVE_TCPD_H */
struct stat *filestats);
static int compare_clients(cupsd_client_t *a, cupsd_client_t *b,
void *data);
-static int data_ready(cupsd_client_t *con);
#ifdef HAVE_SSL
-static int encrypt_client(cupsd_client_t *con);
+static int cupsd_start_tls(cupsd_client_t *con, http_encryption_t e);
#endif /* HAVE_SSL */
-#ifdef HAVE_CDSASSL
-static CFArrayRef get_cdsa_certificate(cupsd_client_t *con);
-#endif /* HAVE_CDSASSL */
static char *get_file(cupsd_client_t *con, struct stat *filestats,
- char *filename, int len);
-static http_status_t install_conf_file(cupsd_client_t *con);
+ char *filename, size_t len);
+static http_status_t install_cupsd_conf(cupsd_client_t *con);
static int is_cgi(cupsd_client_t *con, const char *filename,
struct stat *filestats, mime_type_t *type);
static int is_path_absolute(const char *path);
-#ifdef HAVE_SSL
-static int make_certificate(cupsd_client_t *con);
-#endif /* HAVE_SSL */
static int pipe_command(cupsd_client_t *con, int infile, int *outfile,
char *command, char *options, int root);
static int valid_host(cupsd_client_t *con);
void
cupsdAcceptClient(cupsd_listener_t *lis)/* I - Listener socket */
{
+ const char *hostname; /* Hostname of client */
+ char name[256]; /* Hostname of client */
int count; /* Count of connections on a host */
- int val; /* Parameter value */
cupsd_client_t *con, /* New client pointer */
*tempcon; /* Temporary client pointer */
- http_addrlist_t *addrlist, /* List of adddresses for host */
- *addr; /* Current address */
socklen_t addrlen; /* Length of address */
- char *hostname; /* Hostname for address */
http_addr_t temp; /* Temporary address variable */
static time_t last_dos = 0; /* Time of last DoS attack */
#ifdef HAVE_TCPD_H
#endif /* HAVE_TCPD_H */
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "cupsdAcceptClient(lis=%p(%d)) Clients=%d",
- lis, lis->fd, cupsArrayCount(Clients));
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdAcceptClient(lis=%p(%d)) Clients=%d", lis, lis->fd, cupsArrayCount(Clients));
/*
* Make sure we don't have a full set of clients already...
if (cupsArrayCount(Clients) == MaxClients)
return;
+ cupsdSetBusyState(1);
+
/*
* Get a pointer to the next available client...
*/
return;
}
- con->http.activity = time(NULL);
- con->file = -1;
- con->http.hostaddr = &(con->clientaddr);
-
/*
* Accept the client and get the remote address...
*/
- addrlen = sizeof(http_addr_t);
+ con->number = ++ LastClientNumber;
+ con->file = -1;
- if ((con->http.fd = accept(lis->fd, (struct sockaddr *)con->http.hostaddr,
- &addrlen)) < 0)
+ if ((con->http = httpAcceptConnection(lis->fd, 0)) == NULL)
{
if (errno == ENFILE || errno == EMFILE)
cupsdPauseListening();
}
/*
- * Save the connected port number...
+ * Save the connected address and port number...
*/
- _httpAddrSetPort(con->http.hostaddr, _httpAddrPort(&(lis->address)));
+ addrlen = sizeof(con->clientaddr);
-#ifdef AF_INET6
- /*
- * Convert IPv4 over IPv6 addresses (::ffff:n.n.n.n) to IPv4 forms we
- * can more easily use...
- */
+ if (getsockname(httpGetFd(con->http), (struct sockaddr *)&con->clientaddr, &addrlen) || addrlen == 0)
+ con->clientaddr = lis->address;
- if (lis->address.addr.sa_family == AF_INET6 &&
- con->http.hostaddr->ipv6.sin6_addr.s6_addr32[0] == 0 &&
- con->http.hostaddr->ipv6.sin6_addr.s6_addr32[1] == 0 &&
- ntohl(con->http.hostaddr->ipv6.sin6_addr.s6_addr32[2]) == 0xffff)
- con->http.hostaddr->ipv6.sin6_addr.s6_addr32[2] = 0;
-#endif /* AF_INET6 */
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Server address is \"%s\".", httpAddrString(&con->clientaddr, name, sizeof(name)));
/*
* Check the number of clients on the same address...
for (count = 0, tempcon = (cupsd_client_t *)cupsArrayFirst(Clients);
tempcon;
tempcon = (cupsd_client_t *)cupsArrayNext(Clients))
- if (httpAddrEqual(tempcon->http.hostaddr, con->http.hostaddr))
+ if (httpAddrEqual(httpGetAddress(tempcon->http), httpGetAddress(con->http)))
{
count ++;
if (count >= MaxClientsPerHost)
last_dos = time(NULL);
cupsdLogMessage(CUPSD_LOG_WARN,
"Possible DoS attack - more than %d clients connecting "
- "from %s!",
+ "from %s.",
MaxClientsPerHost,
- httpAddrString(con->http.hostaddr, con->http.hostname,
- sizeof(con->http.hostname)));
+ httpGetHostname(con->http, name, sizeof(name)));
}
-#ifdef WIN32
- closesocket(con->http.fd);
-#else
- close(con->http.fd);
-#endif /* WIN32 */
-
+ httpClose(con->http);
free(con);
return;
}
* Get the hostname or format the IP address as needed...
*/
- if (httpAddrLocalhost(con->http.hostaddr))
- {
- /*
- * Map accesses from the loopback interface to "localhost"...
- */
-
- strlcpy(con->http.hostname, "localhost", sizeof(con->http.hostname));
- hostname = con->http.hostname;
- }
+ if (HostNameLookups)
+ hostname = httpResolveHostname(con->http, NULL, 0);
else
- {
- /*
- * Map accesses from the same host to the server name.
- */
-
- if (HostNameLookups)
- hostname = httpAddrLookup(con->http.hostaddr, con->http.hostname,
- sizeof(con->http.hostname));
- else
- {
- hostname = NULL;
- httpAddrString(con->http.hostaddr, con->http.hostname,
- sizeof(con->http.hostname));
- }
- }
+ hostname = httpGetHostname(con->http, NULL, 0);
if (hostname == NULL && HostNameLookups == 2)
{
* Can't have an unresolved IP address with double-lookups enabled...
*/
-#ifdef WIN32
- closesocket(con->http.fd);
-#else
- close(con->http.fd);
-#endif /* WIN32 */
+ httpClose(con->http);
- cupsdLogMessage(CUPSD_LOG_WARN,
+ cupsdLogClient(con, CUPSD_LOG_WARN,
"Name lookup failed - connection from %s closed!",
- con->http.hostname);
+ httpGetHostname(con->http, NULL, 0));
free(con);
return;
* Do double lookups as needed...
*/
- if ((addrlist = httpAddrGetList(con->http.hostname, AF_UNSPEC, NULL))
- != NULL)
+ http_addrlist_t *addrlist, /* List of addresses */
+ *addr; /* Current address */
+
+ if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, NULL)) != NULL)
{
/*
* See if the hostname maps to the same IP address...
*/
for (addr = addrlist; addr; addr = addr->next)
- if (httpAddrEqual(con->http.hostaddr, &(addr->addr)))
+ if (httpAddrEqual(httpGetAddress(con->http), &(addr->addr)))
break;
}
else
* with double-lookups enabled...
*/
-#ifdef WIN32
- closesocket(con->http.fd);
-#else
- close(con->http.fd);
-#endif /* WIN32 */
+ httpClose(con->http);
- cupsdLogMessage(CUPSD_LOG_WARN,
+ cupsdLogClient(con, CUPSD_LOG_WARN,
"IP lookup failed - connection from %s closed!",
- con->http.hostname);
+ httpGetHostname(con->http, NULL, 0));
free(con);
return;
}
* See if the connection is denied by TCP wrappers...
*/
- request_init(&wrap_req, RQ_DAEMON, "cupsd", RQ_FILE, con->http.fd, NULL);
+ request_init(&wrap_req, RQ_DAEMON, "cupsd", RQ_FILE, httpGetFd(con->http),
+ NULL);
fromhost(&wrap_req);
if (!hosts_access(&wrap_req))
{
-#ifdef WIN32
- closesocket(con->http.fd);
-#else
- close(con->http.fd);
-#endif /* WIN32 */
+ httpClose(con->http);
- cupsdLogMessage(CUPSD_LOG_WARN,
+ cupsdLogClient(con, CUPSD_LOG_WARN,
"Connection from %s refused by /etc/hosts.allow and "
- "/etc/hosts.deny rules.", con->http.hostname);
+ "/etc/hosts.deny rules.", httpGetHostname(con->http, NULL, 0));
free(con);
return;
}
#endif /* HAVE_TCPD_H */
#ifdef AF_LOCAL
- if (con->http.hostaddr->addr.sa_family == AF_LOCAL)
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdAcceptClient: %d from %s (Domain)",
- con->http.fd, con->http.hostname);
+ if (httpAddrFamily(httpGetAddress(con->http)) == AF_LOCAL)
+ {
+# ifdef __APPLE__
+ socklen_t peersize; /* Size of peer credentials */
+ pid_t peerpid; /* Peer process ID */
+ char peername[256]; /* Name of process */
+
+ peersize = sizeof(peerpid);
+ if (!getsockopt(httpGetFd(con->http), SOL_LOCAL, LOCAL_PEERPID, &peerpid,
+ &peersize))
+ {
+ if (!proc_name((int)peerpid, peername, sizeof(peername)))
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Accepted from %s (Domain ???[%d])",
+ httpGetHostname(con->http, NULL, 0), (int)peerpid);
+ else
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Accepted from %s (Domain %s[%d])",
+ httpGetHostname(con->http, NULL, 0), peername, (int)peerpid);
+ }
+ else
+# endif /* __APPLE__ */
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Accepted from %s (Domain)",
+ httpGetHostname(con->http, NULL, 0));
+ }
else
#endif /* AF_LOCAL */
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdAcceptClient: %d from %s:%d (IPv%d)",
- con->http.fd, con->http.hostname,
- _httpAddrPort(con->http.hostaddr),
- _httpAddrFamily(con->http.hostaddr) == AF_INET ? 4 : 6);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Accepted from %s:%d (IPv%d)",
+ httpGetHostname(con->http, NULL, 0),
+ httpAddrPort(httpGetAddress(con->http)),
+ httpAddrFamily(httpGetAddress(con->http)) == AF_INET ? 4 : 6);
/*
* Get the local address the client connected to...
*/
addrlen = sizeof(temp);
- if (getsockname(con->http.fd, (struct sockaddr *)&temp, &addrlen))
+ if (getsockname(httpGetFd(con->http), (struct sockaddr *)&temp, &addrlen))
{
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to get local address - %s",
- strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Unable to get local address - %s",
+ strerror(errno));
- strcpy(con->servername, "localhost");
+ strlcpy(con->servername, "localhost", sizeof(con->servername));
con->serverport = LocalPort;
}
#ifdef AF_LOCAL
- else if (_httpAddrFamily(&temp) == AF_LOCAL)
+ else if (httpAddrFamily(&temp) == AF_LOCAL)
{
- strcpy(con->servername, "localhost");
+ strlcpy(con->servername, "localhost", sizeof(con->servername));
con->serverport = LocalPort;
}
#endif /* AF_LOCAL */
{
if (httpAddrLocalhost(&temp))
strlcpy(con->servername, "localhost", sizeof(con->servername));
- else if (HostNameLookups || RemotePort)
+ else if (HostNameLookups)
httpAddrLookup(&temp, con->servername, sizeof(con->servername));
else
httpAddrString(&temp, con->servername, sizeof(con->servername));
- con->serverport = _httpAddrPort(&(lis->address));
+ con->serverport = httpAddrPort(&(lis->address));
}
- cupsArrayAdd(Clients, con);
-
- /*
- * Using TCP_NODELAY improves responsiveness, especially on systems with a slow
- * loopback interface. Since we write large buffers when sending print files
- * and requests there shouldn't be any performance penalty for this...
- */
-
- val = 1;
- setsockopt(con->http.fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof(val));
-
/*
- * Close this file on all execs...
+ * Add the connection to the array of active clients...
*/
- fcntl(con->http.fd, F_SETFD, fcntl(con->http.fd, F_GETFD) | FD_CLOEXEC);
+ cupsArrayAdd(Clients, con);
/*
* Add the socket to the server select.
*/
- cupsdAddSelect(con->http.fd, (cupsd_selfunc_t)cupsdReadClient, NULL, con);
+ cupsdAddSelect(httpGetFd(con->http), (cupsd_selfunc_t)cupsdReadClient, NULL,
+ con);
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for request.");
/*
* Temporarily suspend accept()'s until we lose a client...
* See if we are connecting on a secure port...
*/
- if (lis->encryption == HTTP_ENCRYPT_ALWAYS)
+ if (lis->encryption == HTTP_ENCRYPTION_ALWAYS)
{
/*
* https connection; go secure...
*/
- con->http.encryption = HTTP_ENCRYPT_ALWAYS;
-
- if (!encrypt_client(con))
+ if (cupsd_start_tls(con, HTTP_ENCRYPTION_ALWAYS))
cupsdCloseClient(con);
}
else
cupsd_client_t *con; /* Current client */
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdCloseAllClients() Clients=%d",
- cupsArrayCount(Clients));
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdCloseAllClients() Clients=%d", cupsArrayCount(Clients));
for (con = (cupsd_client_t *)cupsArrayFirst(Clients);
con;
cupsdCloseClient(cupsd_client_t *con) /* I - Client to close */
{
int partial; /* Do partial close for SSL? */
-#ifdef HAVE_LIBSSL
- SSL_CTX *context; /* Context for encryption */
- unsigned long error; /* Error code */
-#elif defined(HAVE_GNUTLS)
- int error; /* Error code */
- gnutls_certificate_server_credentials *credentials;
- /* TLS credentials */
-# elif defined(HAVE_CDSASSL)
-#endif /* HAVE_LIBSSL */
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdCloseClient: %d", con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing connection.");
/*
* Flush pending writes before closing...
*/
- httpFlushWrite(HTTP(con));
+ httpFlushWrite(con->http);
partial = 0;
-#ifdef HAVE_SSL
- /*
- * Shutdown encryption as needed...
- */
-
- if (con->http.tls)
- {
- partial = 1;
-
-# ifdef HAVE_LIBSSL
- context = SSL_get_SSL_CTX(con->http.tls);
-
- switch (SSL_shutdown(con->http.tls))
- {
- case 1 :
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "SSL shutdown successful!");
- break;
- case -1 :
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Fatal error during SSL shutdown!");
- default :
- while ((error = ERR_get_error()) != 0)
- cupsdLogMessage(CUPSD_LOG_ERROR, "SSL shutdown failed: %s",
- ERR_error_string(error, NULL));
- break;
- }
-
- SSL_CTX_free(context);
- SSL_free(con->http.tls);
-
-# elif defined(HAVE_GNUTLS)
- credentials = (gnutls_certificate_server_credentials *)(con->http.tls_credentials);
-
- error = gnutls_bye(con->http.tls, GNUTLS_SHUT_WR);
- switch (error)
- {
- case GNUTLS_E_SUCCESS:
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "SSL shutdown successful!");
- break;
- default:
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "SSL shutdown failed: %s", gnutls_strerror(error));
- break;
- }
-
- gnutls_deinit(con->http.tls);
- gnutls_certificate_free_credentials(*credentials);
- free(credentials);
-
-# elif defined(HAVE_CDSASSL)
- while (SSLClose(con->http.tls) == errSSLWouldBlock)
- usleep(1000);
-
- SSLDisposeContext(con->http.tls);
-
- if (con->http.tls_credentials)
- CFRelease(con->http.tls_credentials);
-
-# endif /* HAVE_LIBSSL */
-
- con->http.tls = NULL;
- }
-#endif /* HAVE_SSL */
-
if (con->pipe_pid != 0)
{
/*
* Close the socket and clear the file from the input set for select()...
*/
- if (con->http.fd >= 0)
+ if (httpGetFd(con->http) >= 0)
{
cupsArrayRemove(ActiveClients, con);
- cupsdSetBusyState();
+ cupsdSetBusyState(0);
+
+#ifdef HAVE_SSL
+ /*
+ * Shutdown encryption as needed...
+ */
+
+ if (httpIsEncrypted(con->http))
+ partial = 1;
+#endif /* HAVE_SSL */
if (partial)
{
* Only do a partial close so that the encrypted client gets everything.
*/
- shutdown(con->http.fd, 0);
- cupsdAddSelect(con->http.fd, (cupsd_selfunc_t)cupsdReadClient, NULL, con);
+ httpShutdown(con->http);
+ cupsdAddSelect(httpGetFd(con->http), (cupsd_selfunc_t)cupsdReadClient,
+ NULL, con);
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for socket close.");
}
else
{
* Shut the socket down fully...
*/
- cupsdRemoveSelect(con->http.fd);
- close(con->http.fd);
- con->http.fd = -1;
+ cupsdRemoveSelect(httpGetFd(con->http));
+ httpClose(con->http);
+ con->http = NULL;
}
}
* Free memory...
*/
- if (con->http.input_set)
- free(con->http.input_set);
+ cupsdRemoveSelect(httpGetFd(con->http));
+
+ httpClose(con->http);
- httpClearCookie(HTTP(con));
- httpClearFields(HTTP(con));
+ if (con->filename)
+ {
+ unlink(con->filename);
+ cupsdClearString(&con->filename);
+ }
- cupsdClearString(&con->filename);
cupsdClearString(&con->command);
cupsdClearString(&con->options);
cupsdClearString(&con->query_string);
}
-/*
- * 'cupsdFlushHeader()' - Flush the header fields to the client.
- */
-
-int /* I - Bytes written or -1 on error */
-cupsdFlushHeader(cupsd_client_t *con) /* I - Client to flush to */
-{
- int bytes = httpFlushWrite(HTTP(con));
-
- con->http.data_encoding = HTTP_ENCODE_LENGTH;
-
- return (bytes);
-}
-
-
/*
* 'cupsdReadClient()' - Read data from a client.
*/
cupsdReadClient(cupsd_client_t *con) /* I - Client to read from */
{
char line[32768], /* Line from client... */
- operation[64], /* Operation code from socket */
- version[64], /* HTTP version number string */
locale[64], /* Locale */
*ptr; /* Pointer into strings */
- int major, minor; /* HTTP version numbers */
http_status_t status; /* Transfer status */
ipp_state_t ipp_state; /* State of IPP transfer */
int bytes; /* Number of bytes to POST */
char buf[1024]; /* Buffer for real filename */
struct stat filestats; /* File information */
mime_type_t *type; /* MIME type of file */
- cupsd_printer_t *p; /* Printer */
static unsigned request_id = 0; /* Request ID for temp files */
- status = HTTP_CONTINUE;
+ status = HTTP_STATUS_CONTINUE;
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "cupsdReadClient: error=%d, used=%d, state=%s, data_encoding=HTTP_ENCODING_%s, data_remaining=" CUPS_LLFMT ", request=%p(%s), file=%d", httpError(con->http), (int)httpGetReady(con->http), httpStateString(httpGetState(con->http)), httpIsChunked(con->http) ? "CHUNKED" : "LENGTH", CUPS_LLCAST httpGetRemaining(con->http), con->request, con->request ? ippStateString(ippGetState(con->request)) : "", con->file);
+
+ if (httpGetState(con->http) == HTTP_STATE_GET_SEND ||
+ httpGetState(con->http) == HTTP_STATE_POST_SEND ||
+ httpGetState(con->http) == HTTP_STATE_STATUS)
+ {
+ /*
+ * If we get called in the wrong state, then something went wrong with the
+ * connection and we need to shut it down...
+ */
+
+ if (!httpGetReady(con->http) && recv(httpGetFd(con->http), buf, 1, MSG_PEEK) < 1)
+ {
+ /*
+ * Connection closed...
+ */
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing on EOF.");
+ cupsdCloseClient(con);
+ return;
+ }
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "cupsdReadClient(con=%p(%d)) "
- "con->http.error=%d "
- "con->http.used=%d, "
- "con->http.state=%d "
- "con->data_encoding=HTTP_ENCODE_%s, "
- "con->data_remaining=" CUPS_LLFMT ", "
- "con->file=%d",
- con, con->http.fd, con->http.error, con->http.used,
- con->http.state,
- con->http.data_encoding == HTTP_ENCODE_CHUNKED ?
- "CHUNKED" : "LENGTH",
- CUPS_LLCAST con->http.data_remaining, con->file);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing on unexpected HTTP read state %s.", httpStateString(httpGetState(con->http)));
+ cupsdCloseClient(con);
+ return;
+ }
#ifdef HAVE_SSL
if (con->auto_ssl)
con->auto_ssl = 0;
- if (recv(con->http.fd, buf, 1, MSG_PEEK) == 1 &&
+ if (recv(httpGetFd(con->http), buf, 1, MSG_PEEK) == 1 &&
(!buf[0] || !strchr("DGHOPT", buf[0])))
{
/*
* Encrypt this connection...
*/
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "cupsdReadClient: Saw first byte %02X, auto-negotiating "
- "SSL/TLS session...", buf[0] & 255);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "Saw first byte %02X, auto-negotiating SSL/TLS session.", buf[0] & 255);
- if (!encrypt_client(con))
+ if (cupsd_start_tls(con, HTTP_ENCRYPTION_ALWAYS))
cupsdCloseClient(con);
return;
}
#endif /* HAVE_SSL */
- switch (con->http.state)
+ switch (httpGetState(con->http))
{
- case HTTP_WAITING :
+ case HTTP_STATE_WAITING :
/*
* See if we've received a request line...
*/
- if (httpGets(line, sizeof(line) - 1, HTTP(con)) == NULL)
+ con->operation = httpReadRequest(con->http, con->uri, sizeof(con->uri));
+ if (con->operation == HTTP_STATE_ERROR ||
+ con->operation == HTTP_STATE_UNKNOWN_METHOD ||
+ con->operation == HTTP_STATE_UNKNOWN_VERSION)
{
- if (con->http.error && con->http.error != EPIPE)
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d WAITING Closing for error %d "
- "(%s)", con->http.fd, con->http.error,
- strerror(con->http.error));
+ if (httpError(con->http))
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_WAITING Closing for error %d (%s)",
+ httpError(con->http), strerror(httpError(con->http)));
else
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d WAITING Closing on EOF",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_WAITING Closing on error: %s",
+ cupsLastErrorString());
cupsdCloseClient(con);
return;
* Ignore blank request lines...
*/
- if (line[0] == '\0')
+ if (con->operation == HTTP_STATE_WAITING)
break;
/*
* Clear other state variables...
*/
- httpClearFields(HTTP(con));
-
- con->http.activity = time(NULL);
- con->http.version = HTTP_1_0;
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
- con->http.data_encoding = HTTP_ENCODE_LENGTH;
- con->http.data_remaining = 0;
- con->http._data_remaining = 0;
- con->operation = HTTP_WAITING;
- con->bytes = 0;
- con->file = -1;
- con->file_ready = 0;
- con->pipe_pid = 0;
- con->username[0] = '\0';
- con->password[0] = '\0';
- con->uri[0] = '\0';
+ con->bytes = 0;
+ con->file = -1;
+ con->file_ready = 0;
+ con->pipe_pid = 0;
+ con->username[0] = '\0';
+ con->password[0] = '\0';
cupsdClearString(&con->command);
cupsdClearString(&con->options);
con->gss_uid = 0;
#endif /* HAVE_GSSAPI */
- /*
- * Grab the request line...
- */
-
- switch (sscanf(line, "%63s%1023s%63s", operation, con->uri, version))
- {
- case 1 :
- if (line[0])
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Bad request line \"%s\" from %s!",
- _httpEncodeURI(buf, line, sizeof(buf)),
- con->http.hostname);
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
- cupsdCloseClient(con);
- }
- return;
- case 2 :
- con->http.version = HTTP_0_9;
- break;
- case 3 :
- if (sscanf(version, "HTTP/%d.%d", &major, &minor) != 2)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Bad request line \"%s\" from %s!",
- _httpEncodeURI(buf, line, sizeof(buf)),
- con->http.hostname);
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
- cupsdCloseClient(con);
- return;
- }
-
- if (major < 2)
- {
- con->http.version = (http_version_t)(major * 100 + minor);
- if (con->http.version == HTTP_1_1 && KeepAlive)
- con->http.keep_alive = HTTP_KEEPALIVE_ON;
- else
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
- }
- else
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unsupported request line \"%s\" from %s!",
- _httpEncodeURI(buf, line, sizeof(buf)),
- con->http.hostname);
- cupsdSendError(con, HTTP_NOT_SUPPORTED, CUPSD_AUTH_NONE);
- cupsdCloseClient(con);
- return;
- }
- break;
- }
-
/*
* Handle full URLs in the request line...
*/
resource[HTTP_MAX_URI]; /* Resource path */
int port; /* Port number */
-
/*
* Separate the URI into its components...
*/
- httpSeparateURI(HTTP_URI_CODING_MOST, con->uri,
- scheme, sizeof(scheme),
- userpass, sizeof(userpass),
- hostname, sizeof(hostname), &port,
- resource, sizeof(resource));
+ if (httpSeparateURI(HTTP_URI_CODING_MOST, con->uri,
+ scheme, sizeof(scheme),
+ userpass, sizeof(userpass),
+ hostname, sizeof(hostname), &port,
+ resource, sizeof(resource)) < HTTP_URI_STATUS_OK)
+ {
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Bad URI \"%s\" in request.",
+ con->uri);
+ cupsdSendError(con, HTTP_STATUS_METHOD_NOT_ALLOWED, CUPSD_AUTH_NONE);
+ cupsdCloseClient(con);
+ return;
+ }
- /*
+ /*
* Only allow URIs with the servername, localhost, or an IP
* address...
*/
if (strcmp(scheme, "file") &&
- strcasecmp(hostname, ServerName) &&
- strcasecmp(hostname, "localhost") &&
+ _cups_strcasecmp(hostname, ServerName) &&
+ _cups_strcasecmp(hostname, "localhost") &&
+ !cupsArrayFind(ServerAlias, hostname) &&
!isdigit(hostname[0]) && hostname[0] != '[')
{
/*
* Nope, we don't do proxies...
*/
- cupsdLogMessage(CUPSD_LOG_ERROR, "Bad URI \"%s\" in request!",
- con->uri);
- cupsdSendError(con, HTTP_METHOD_NOT_ALLOWED, CUPSD_AUTH_NONE);
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Bad URI \"%s\" in request.",
+ con->uri);
+ cupsdSendError(con, HTTP_STATUS_METHOD_NOT_ALLOWED, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
}
* con->uri are HTTP_MAX_URI bytes in size...
*/
- strcpy(con->uri, resource);
+ strlcpy(con->uri, resource, sizeof(con->uri));
}
/*
* Process the request...
*/
- if (!strcmp(operation, "GET"))
- con->http.state = HTTP_GET;
- else if (!strcmp(operation, "PUT"))
- con->http.state = HTTP_PUT;
- else if (!strcmp(operation, "POST"))
- con->http.state = HTTP_POST;
- else if (!strcmp(operation, "DELETE"))
- con->http.state = HTTP_DELETE;
- else if (!strcmp(operation, "TRACE"))
- con->http.state = HTTP_TRACE;
- else if (!strcmp(operation, "OPTIONS"))
- con->http.state = HTTP_OPTIONS;
- else if (!strcmp(operation, "HEAD"))
- con->http.state = HTTP_HEAD;
- else
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Bad operation \"%s\"!", operation);
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
- cupsdCloseClient(con);
- return;
- }
-
gettimeofday(&(con->start), NULL);
- con->operation = con->http.state;
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdReadClient: %d %s %s HTTP/%d.%d",
- con->http.fd, operation, con->uri,
- con->http.version / 100, con->http.version % 100);
-
- con->http.status = HTTP_OK;
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "%s %s HTTP/%d.%d",
+ httpStateString(con->operation) + 11, con->uri,
+ httpGetVersion(con->http) / 100,
+ httpGetVersion(con->http) % 100);
if (!cupsArrayFind(ActiveClients, con))
{
cupsArrayAdd(ActiveClients, con);
- cupsdSetBusyState();
+ cupsdSetBusyState(0);
}
- case HTTP_OPTIONS :
- case HTTP_DELETE :
- case HTTP_GET :
- case HTTP_HEAD :
- case HTTP_POST :
- case HTTP_PUT :
- case HTTP_TRACE :
+ case HTTP_STATE_OPTIONS :
+ case HTTP_STATE_DELETE :
+ case HTTP_STATE_GET :
+ case HTTP_STATE_HEAD :
+ case HTTP_STATE_POST :
+ case HTTP_STATE_PUT :
+ case HTTP_STATE_TRACE :
/*
* Parse incoming parameters until the status changes...
*/
- while ((status = httpUpdate(HTTP(con))) == HTTP_CONTINUE)
- if (!data_ready(con))
+ while ((status = httpUpdate(con->http)) == HTTP_STATUS_CONTINUE)
+ if (!httpGetReady(con->http))
break;
- if (status != HTTP_OK && status != HTTP_CONTINUE)
+ if (status != HTTP_STATUS_OK && status != HTTP_STATUS_CONTINUE)
{
- if (con->http.error && con->http.error != EPIPE)
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d FIELDS Closing for error %d "
- "(%s)", con->http.fd, con->http.error,
- strerror(con->http.error));
+ if (httpError(con->http) && httpError(con->http) != EPIPE)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Closing for error %d (%s) while reading headers.",
+ httpError(con->http), strerror(httpError(con->http)));
else
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d FIELDS Closing on EOF",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Closing on EOF while reading headers.");
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
+ cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
}
break;
default :
- if (!data_ready(con) && recv(con->http.fd, buf, 1, MSG_PEEK) < 1)
+ if (!httpGetReady(con->http) && recv(httpGetFd(con->http), buf, 1, MSG_PEEK) < 1)
{
/*
* Connection closed...
*/
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d Closing on EOF", con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing on EOF.");
cupsdCloseClient(con);
return;
}
* Handle new transfers...
*/
- if (status == HTTP_OK)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Read: status=%d, state=%d", status, httpGetState(con->http));
+
+ if (status == HTTP_STATUS_OK)
{
- if (con->http.fields[HTTP_FIELD_ACCEPT_LANGUAGE][0])
+ /*
+ * Record whether the client is a web browser. "Mozilla" was the original
+ * and it seems that every web browser in existence now uses that as the
+ * prefix with additional information identifying *which* browser.
+ *
+ * Chrome (at least) has problems with multiple WWW-Authenticate values in
+ * a single header, so we only report Basic or Negotiate to web browsers and
+ * leave the multiple choices to the native CUPS client...
+ */
+
+ con->is_browser = !strncmp(httpGetField(con->http, HTTP_FIELD_USER_AGENT), "Mozilla/", 8);
+
+ if (httpGetField(con->http, HTTP_FIELD_ACCEPT_LANGUAGE)[0])
{
/*
* Figure out the locale from the Accept-Language and Content-Type
* fields...
*/
- if ((ptr = strchr(con->http.fields[HTTP_FIELD_ACCEPT_LANGUAGE],
+ if ((ptr = strchr(httpGetField(con->http, HTTP_FIELD_ACCEPT_LANGUAGE),
',')) != NULL)
*ptr = '\0';
- if ((ptr = strchr(con->http.fields[HTTP_FIELD_ACCEPT_LANGUAGE],
+ if ((ptr = strchr(httpGetField(con->http, HTTP_FIELD_ACCEPT_LANGUAGE),
';')) != NULL)
*ptr = '\0';
- if ((ptr = strstr(con->http.fields[HTTP_FIELD_CONTENT_TYPE],
+ if ((ptr = strstr(httpGetField(con->http, HTTP_FIELD_CONTENT_TYPE),
"charset=")) != NULL)
{
/*
*/
snprintf(locale, sizeof(locale), "%s.%s",
- con->http.fields[HTTP_FIELD_ACCEPT_LANGUAGE], ptr + 8);
+ httpGetField(con->http, HTTP_FIELD_ACCEPT_LANGUAGE), ptr + 8);
if ((ptr = strchr(locale, ',')) != NULL)
*ptr = '\0';
}
else
snprintf(locale, sizeof(locale), "%s.UTF-8",
- con->http.fields[HTTP_FIELD_ACCEPT_LANGUAGE]);
+ httpGetField(con->http, HTTP_FIELD_ACCEPT_LANGUAGE));
con->language = cupsLangGet(locale);
}
cupsdAuthorize(con);
- if (!strncasecmp(con->http.fields[HTTP_FIELD_CONNECTION], "Keep-Alive",
- 10) && KeepAlive)
- con->http.keep_alive = HTTP_KEEPALIVE_ON;
- else if (!strncasecmp(con->http.fields[HTTP_FIELD_CONNECTION], "close", 5))
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
+ if (!_cups_strncasecmp(httpGetField(con->http, HTTP_FIELD_CONNECTION),
+ "Keep-Alive", 10) && KeepAlive)
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_ON);
+ else if (!_cups_strncasecmp(httpGetField(con->http, HTTP_FIELD_CONNECTION),
+ "close", 5))
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_OFF);
- if (!con->http.fields[HTTP_FIELD_HOST][0] &&
- con->http.version >= HTTP_1_1)
+ if (!httpGetField(con->http, HTTP_FIELD_HOST)[0] &&
+ httpGetVersion(con->http) >= HTTP_VERSION_1_1)
{
/*
* HTTP/1.1 and higher require the "Host:" field...
*/
- if (!cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE))
{
- cupsdLogMessage(CUPSD_LOG_ERROR, "Missing Host: field in request!");
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Missing Host: field in request.");
cupsdCloseClient(con);
return;
}
* or IPv6 values in the Host: field.
*/
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Request from \"%s\" using invalid Host: field \"%s\"",
- con->http.hostname, con->http.fields[HTTP_FIELD_HOST]);
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Request from \"%s\" using invalid Host: field \"%s\".",
+ httpGetHostname(con->http, NULL, 0), httpGetField(con->http, HTTP_FIELD_HOST));
- if (!cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
}
- else if (con->operation == HTTP_OPTIONS)
+ else if (con->operation == HTTP_STATE_OPTIONS)
{
/*
* Do OPTIONS command...
if (con->best && con->best->type != CUPSD_AUTH_NONE)
{
- if (!cupsdSendHeader(con, HTTP_UNAUTHORIZED, NULL, CUPSD_AUTH_NONE))
+ httpClearFields(con->http);
+
+ if (!cupsdSendHeader(con, HTTP_STATUS_UNAUTHORIZED, NULL, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
}
- if (!strcasecmp(con->http.fields[HTTP_FIELD_CONNECTION], "Upgrade") &&
- con->http.tls == NULL)
+ if (!_cups_strcasecmp(httpGetField(con->http, HTTP_FIELD_CONNECTION), "Upgrade") && strstr(httpGetField(con->http, HTTP_FIELD_UPGRADE), "TLS/") != NULL && !httpIsEncrypted(con->http))
{
#ifdef HAVE_SSL
/*
* Do encryption stuff...
*/
- if (!cupsdSendHeader(con, HTTP_SWITCHING_PROTOCOLS, NULL, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- httpPrintf(HTTP(con), "Connection: Upgrade\r\n");
- httpPrintf(HTTP(con), "Upgrade: TLS/1.0,HTTP/1.1\r\n");
- httpPrintf(HTTP(con), "Content-Length: 0\r\n");
- httpPrintf(HTTP(con), "\r\n");
+ httpClearFields(con->http);
- if (cupsdFlushHeader(con) < 0)
- {
+ if (!cupsdSendHeader(con, HTTP_STATUS_SWITCHING_PROTOCOLS, NULL, CUPSD_AUTH_NONE))
+ {
cupsdCloseClient(con);
return;
}
- if (!encrypt_client(con))
+ if (cupsd_start_tls(con, HTTP_ENCRYPTION_REQUIRED))
{
cupsdCloseClient(con);
return;
}
#else
- if (!cupsdSendError(con, HTTP_NOT_IMPLEMENTED, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_IMPLEMENTED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
#endif /* HAVE_SSL */
}
- if (!cupsdSendHeader(con, HTTP_OK, NULL, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
+ httpClearFields(con->http);
+ httpSetField(con->http, HTTP_FIELD_ALLOW,
+ "GET, HEAD, OPTIONS, POST, PUT");
+ httpSetField(con->http, HTTP_FIELD_CONTENT_LENGTH, "0");
- httpPrintf(HTTP(con), "Allow: GET, HEAD, OPTIONS, POST, PUT\r\n");
- httpPrintf(HTTP(con), "Content-Length: 0\r\n");
- httpPrintf(HTTP(con), "\r\n");
-
- if (cupsdFlushHeader(con) < 0)
+ if (!cupsdSendHeader(con, HTTP_STATUS_OK, NULL, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
* Protect against malicious users!
*/
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Request for non-absolute resource \"%s\"!", con->uri);
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Request for non-absolute resource \"%s\".", con->uri);
- if (!cupsdSendError(con, HTTP_FORBIDDEN, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_FORBIDDEN, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
else
{
- if (!strcasecmp(con->http.fields[HTTP_FIELD_CONNECTION], "Upgrade") &&
- con->http.tls == NULL)
+ if (!_cups_strcasecmp(httpGetField(con->http, HTTP_FIELD_CONNECTION),
+ "Upgrade") && !httpIsEncrypted(con->http))
{
#ifdef HAVE_SSL
/*
* Do encryption stuff...
*/
- if (!cupsdSendHeader(con, HTTP_SWITCHING_PROTOCOLS, NULL, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- httpPrintf(HTTP(con), "Connection: Upgrade\r\n");
- httpPrintf(HTTP(con), "Upgrade: TLS/1.0,HTTP/1.1\r\n");
- httpPrintf(HTTP(con), "Content-Length: 0\r\n");
- httpPrintf(HTTP(con), "\r\n");
+ httpClearFields(con->http);
- if (cupsdFlushHeader(con) < 0)
- {
+ if (!cupsdSendHeader(con, HTTP_STATUS_SWITCHING_PROTOCOLS, NULL,
+ CUPSD_AUTH_NONE))
+ {
cupsdCloseClient(con);
return;
}
- if (!encrypt_client(con))
+ if (cupsd_start_tls(con, HTTP_ENCRYPTION_REQUIRED))
{
cupsdCloseClient(con);
return;
}
#else
- if (!cupsdSendError(con, HTTP_NOT_IMPLEMENTED, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_IMPLEMENTED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
#endif /* HAVE_SSL */
}
- if ((status = cupsdIsAuthorized(con, NULL)) != HTTP_OK)
+ if ((status = cupsdIsAuthorized(con, NULL)) != HTTP_STATUS_OK)
{
cupsdSendError(con, status, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
}
- if (con->http.expect &&
- (con->operation == HTTP_POST || con->operation == HTTP_PUT))
+ if (httpGetExpect(con->http) &&
+ (con->operation == HTTP_STATE_POST || con->operation == HTTP_STATE_PUT))
{
- if (con->http.expect == HTTP_CONTINUE)
+ if (httpGetExpect(con->http) == HTTP_STATUS_CONTINUE)
{
/*
* Send 100-continue header...
*/
- if (!cupsdSendHeader(con, HTTP_CONTINUE, NULL, CUPSD_AUTH_NONE))
+ if (httpWriteResponse(con->http, HTTP_STATUS_CONTINUE))
{
cupsdCloseClient(con);
return;
* Send 417-expectation-failed header...
*/
- if (!cupsdSendHeader(con, HTTP_EXPECTATION_FAILED, NULL,
- CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- httpPrintf(HTTP(con), "Content-Length: 0\r\n");
- httpPrintf(HTTP(con), "\r\n");
+ httpClearFields(con->http);
+ httpSetField(con->http, HTTP_FIELD_CONTENT_LENGTH, "0");
- if (cupsdFlushHeader(con) < 0)
- {
- cupsdCloseClient(con);
- return;
- }
+ cupsdSendError(con, HTTP_STATUS_EXPECTATION_FAILED, CUPSD_AUTH_NONE);
+ cupsdCloseClient(con);
+ return;
}
}
- switch (con->http.state)
+ switch (httpGetState(con->http))
{
- case HTTP_GET_SEND :
- if (!strncmp(con->uri, "/printers/", 10) &&
- !strcmp(con->uri + strlen(con->uri) - 4, ".ppd"))
- {
- /*
- * Send PPD file - get the real printer name since printer
- * names are not case sensitive but filenames can be...
- */
+ case HTTP_STATE_GET_SEND :
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Processing GET %s", con->uri);
- con->uri[strlen(con->uri) - 4] = '\0'; /* Drop ".ppd" */
+ if ((filename = get_file(con, &filestats, buf, sizeof(buf))) != NULL)
+ {
+ type = mimeFileType(MimeDatabase, filename, NULL, NULL);
- if ((p = cupsdFindPrinter(con->uri + 10)) != NULL)
- snprintf(con->uri, sizeof(con->uri), "/ppd/%s.ppd", p->name);
- else
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "filename=\"%s\", type=%s/%s", filename, type ? type->super : "", type ? type->type : "");
+
+ if (is_cgi(con, filename, &filestats, type))
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ /*
+ * Note: con->command and con->options were set by is_cgi()...
+ */
+
+ if (!cupsdSendCommand(con, con->command, con->options, 0))
+ {
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_FOUND, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
+ }
+ else
+ cupsdLogRequest(con, HTTP_STATUS_OK);
+
+ if (httpGetVersion(con->http) <= HTTP_VERSION_1_0)
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_OFF);
+ break;
+ }
+
+ if (!check_if_modified(con, &filestats))
+ {
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_MODIFIED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
+ }
+ else
+ {
+ if (type == NULL)
+ strlcpy(line, "text/plain", sizeof(line));
+ else
+ snprintf(line, sizeof(line), "%s/%s", type->super, type->type);
- break;
+ if (!write_file(con, HTTP_STATUS_OK, filename, line, &filestats))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
}
- }
- else if ((!strncmp(con->uri, "/printers/", 10) ||
- !strncmp(con->uri, "/classes/", 9)) &&
- !strcmp(con->uri + strlen(con->uri) - 4, ".png"))
+ }
+ else if (!strncmp(con->uri, "/admin", 6) || !strncmp(con->uri, "/printers", 9) || !strncmp(con->uri, "/classes", 8) || !strncmp(con->uri, "/help", 5) || !strncmp(con->uri, "/jobs", 5))
{
- /*
- * Send icon file - get the real queue name since queue names are
- * not case sensitive but filenames can be...
- */
-
- con->uri[strlen(con->uri) - 4] = '\0'; /* Drop ".png" */
-
- if (!strncmp(con->uri, "/printers/", 10))
- p = cupsdFindPrinter(con->uri + 10);
- else
- p = cupsdFindClass(con->uri + 9);
-
- if (p)
- snprintf(con->uri, sizeof(con->uri), "/icons/%s.png", p->name);
- else
+ if (!WebInterface)
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ /*
+ * Web interface is disabled. Show an appropriate message...
+ */
+
+ if (!cupsdSendError(con, HTTP_STATUS_CUPS_WEBIF_DISABLED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
break;
}
- }
- else if (!WebInterface)
- {
- /*
- * Web interface is disabled. Show an appropriate message...
- */
-
- if (!cupsdSendError(con, HTTP_WEBIF_DISABLED, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
- break;
- }
-
- if ((!strncmp(con->uri, "/admin", 6) &&
- strncmp(con->uri, "/admin/conf/", 12) &&
- strncmp(con->uri, "/admin/log/", 11)) ||
- !strncmp(con->uri, "/printers", 9) ||
- !strncmp(con->uri, "/classes", 8) ||
- !strncmp(con->uri, "/help", 5) ||
- !strncmp(con->uri, "/jobs", 5))
- {
/*
* Send CGI output...
*/
if (!strncmp(con->uri, "/admin", 6))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/admin.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/admin.cgi", ServerBin);
cupsdSetString(&con->options, strchr(con->uri + 6, '?'));
}
else if (!strncmp(con->uri, "/printers", 9))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/printers.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/printers.cgi", ServerBin);
if (con->uri[9] && con->uri[10])
cupsdSetString(&con->options, con->uri + 9);
else
}
else if (!strncmp(con->uri, "/classes", 8))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/classes.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/classes.cgi", ServerBin);
if (con->uri[8] && con->uri[9])
cupsdSetString(&con->options, con->uri + 8);
else
}
else if (!strncmp(con->uri, "/jobs", 5))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/jobs.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/jobs.cgi", ServerBin);
if (con->uri[5] && con->uri[6])
cupsdSetString(&con->options, con->uri + 5);
else
}
else
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/help.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/help.cgi", ServerBin);
if (con->uri[5] && con->uri[6])
cupsdSetString(&con->options, con->uri + 5);
else
if (!cupsdSendCommand(con, con->command, con->options, 0))
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_FOUND, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
}
else
- cupsdLogRequest(con, HTTP_OK);
+ cupsdLogRequest(con, HTTP_STATUS_OK);
- if (con->http.version <= HTTP_1_0)
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
+ if (httpGetVersion(con->http) <= HTTP_VERSION_1_0)
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_OFF);
}
- else if ((!strncmp(con->uri, "/admin/conf/", 12) &&
- (strchr(con->uri + 12, '/') ||
- strlen(con->uri) == 12)) ||
- (!strncmp(con->uri, "/admin/log/", 11) &&
- (strchr(con->uri + 11, '/') ||
- strlen(con->uri) == 11)))
+ else
{
- /*
- * GET can only be done to configuration files directly under
- * /admin/conf...
- */
-
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Request for subdirectory \"%s\"!", con->uri);
-
- if (!cupsdSendError(con, HTTP_FORBIDDEN, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_FOUND, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
-
- break;
- }
- else
- {
- /*
- * Serve a file...
- */
-
- if ((filename = get_file(con, &filestats, buf,
- sizeof(buf))) == NULL)
- {
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- break;
- }
-
- type = mimeFileType(MimeDatabase, filename, NULL, NULL);
-
- if (is_cgi(con, filename, &filestats, type))
- {
- /*
- * Note: con->command and con->options were set by
- * is_cgi()...
- */
-
- if (!cupsdSendCommand(con, con->command, con->options, 0))
- {
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
- }
- else
- cupsdLogRequest(con, HTTP_OK);
-
- if (con->http.version <= HTTP_1_0)
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
- break;
- }
-
- if (!check_if_modified(con, &filestats))
- {
- if (!cupsdSendError(con, HTTP_NOT_MODIFIED, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
- }
- else
- {
- if (type == NULL)
- strcpy(line, "text/plain");
- else
- snprintf(line, sizeof(line), "%s/%s", type->super, type->type);
-
- if (!write_file(con, HTTP_OK, filename, line, &filestats))
- {
- cupsdCloseClient(con);
- return;
- }
- }
}
break;
- case HTTP_POST_RECV :
+ case HTTP_STATE_POST_RECV :
/*
* See if the POST request includes a Content-Length field, and if
* so check the length against any limits that are set...
*/
- if (con->http.fields[HTTP_FIELD_CONTENT_LENGTH][0] &&
- MaxRequestSize > 0 &&
- con->http.data_remaining > MaxRequestSize)
+ if (httpGetField(con->http, HTTP_FIELD_CONTENT_LENGTH)[0] && MaxRequestSize > 0 && httpGetLength2(con->http) > MaxRequestSize)
{
/*
* Request too large...
*/
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
break;
}
- else if (con->http.data_remaining < 0 ||
- (!con->http.fields[HTTP_FIELD_CONTENT_LENGTH][0] &&
- con->http.data_encoding == HTTP_ENCODE_LENGTH))
+ else if (httpGetLength2(con->http) < 0)
{
/*
* Negative content lengths are invalid!
*/
- if (!cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
* content-type field will be "application/ipp"...
*/
- if (!strcmp(con->http.fields[HTTP_FIELD_CONTENT_TYPE],
- "application/ipp"))
+ if (!strcmp(httpGetField(con->http, HTTP_FIELD_CONTENT_TYPE), "application/ipp"))
+ {
con->request = ippNew();
+ break;
+ }
else if (!WebInterface)
{
/*
* Web interface is disabled. Show an appropriate message...
*/
- if (!cupsdSendError(con, HTTP_WEBIF_DISABLED, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_CUPS_WEBIF_DISABLED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
break;
}
- else if ((!strncmp(con->uri, "/admin", 6) &&
- strncmp(con->uri, "/admin/conf/", 12) &&
- strncmp(con->uri, "/admin/log/", 11)) ||
- !strncmp(con->uri, "/printers", 9) ||
- !strncmp(con->uri, "/classes", 8) ||
- !strncmp(con->uri, "/help", 5) ||
- !strncmp(con->uri, "/jobs", 5))
+
+ if ((filename = get_file(con, &filestats, buf, sizeof(buf))) != NULL)
+ {
+ /*
+ * POST to a file...
+ */
+
+ type = mimeFileType(MimeDatabase, filename, NULL, NULL);
+
+ if (!is_cgi(con, filename, &filestats, type))
+ {
+ /*
+ * Only POST to CGI's...
+ */
+
+ if (!cupsdSendError(con, HTTP_STATUS_UNAUTHORIZED, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
+ }
+ }
+ else if (!strncmp(con->uri, "/admin", 6) || !strncmp(con->uri, "/printers", 9) || !strncmp(con->uri, "/classes", 8) || !strncmp(con->uri, "/help", 5) || !strncmp(con->uri, "/jobs", 5))
{
/*
* CGI request...
if (!strncmp(con->uri, "/admin", 6))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/admin.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/admin.cgi", ServerBin);
cupsdSetString(&con->options, strchr(con->uri + 6, '?'));
}
else if (!strncmp(con->uri, "/printers", 9))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/printers.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/printers.cgi", ServerBin);
if (con->uri[9] && con->uri[10])
cupsdSetString(&con->options, con->uri + 9);
else
}
else if (!strncmp(con->uri, "/classes", 8))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/classes.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/classes.cgi", ServerBin);
if (con->uri[8] && con->uri[9])
cupsdSetString(&con->options, con->uri + 8);
else
}
else if (!strncmp(con->uri, "/jobs", 5))
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/jobs.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/jobs.cgi", ServerBin);
if (con->uri[5] && con->uri[6])
cupsdSetString(&con->options, con->uri + 5);
else
}
else
{
- cupsdSetStringf(&con->command, "%s/cgi-bin/help.cgi",
- ServerBin);
-
+ cupsdSetStringf(&con->command, "%s/cgi-bin/help.cgi", ServerBin);
if (con->uri[5] && con->uri[6])
cupsdSetString(&con->options, con->uri + 5);
else
cupsdSetString(&con->options, NULL);
}
- if (con->http.version <= HTTP_1_0)
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
+ if (httpGetVersion(con->http) <= HTTP_VERSION_1_0)
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_OFF);
}
else
{
- /*
- * POST to a file...
- */
-
- if ((filename = get_file(con, &filestats, buf,
- sizeof(buf))) == NULL)
- {
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- break;
- }
-
- type = mimeFileType(MimeDatabase, filename, NULL, NULL);
-
- if (!is_cgi(con, filename, &filestats, type))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_FOUND, CUPSD_AUTH_NONE))
{
- /*
- * Only POST to CGI's...
- */
-
- if (!cupsdSendError(con, HTTP_UNAUTHORIZED, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
+ cupsdCloseClient(con);
+ return;
}
}
break;
- case HTTP_PUT_RECV :
+ case HTTP_STATE_PUT_RECV :
/*
* Validate the resource name...
*/
- if (strncmp(con->uri, "/admin/conf/", 12) ||
- strchr(con->uri + 12, '/') ||
- strlen(con->uri) == 12)
+ if (strcmp(con->uri, "/admin/conf/cupsd.conf"))
{
/*
- * PUT can only be done to configuration files under
- * /admin/conf...
+ * PUT can only be done to the cupsd.conf file...
*/
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Request for subdirectory \"%s\"!", con->uri);
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Disallowed PUT request for \"%s\".", con->uri);
- if (!cupsdSendError(con, HTTP_FORBIDDEN, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_FORBIDDEN, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
* so check the length against any limits that are set...
*/
- if (con->http.fields[HTTP_FIELD_CONTENT_LENGTH][0] &&
- MaxRequestSize > 0 &&
- con->http.data_remaining > MaxRequestSize)
+ if (httpGetField(con->http, HTTP_FIELD_CONTENT_LENGTH)[0] && MaxRequestSize > 0 && httpGetLength2(con->http) > MaxRequestSize)
{
/*
* Request too large...
*/
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
break;
}
- else if (con->http.data_remaining < 0)
+ else if (httpGetLength2(con->http) < 0)
{
/*
* Negative content lengths are invalid!
*/
- if (!cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
* Open a temporary file to hold the request...
*/
- cupsdSetStringf(&con->filename, "%s/%08x", RequestRoot,
- request_id ++);
+ cupsdSetStringf(&con->filename, "%s/%08x", RequestRoot, request_id ++);
con->file = open(con->filename, O_WRONLY | O_CREAT | O_TRUNC, 0640);
if (con->file < 0)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create request file %s: %s",
- con->filename, strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Unable to create request file \"%s\": %s", con->filename, strerror(errno));
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
fcntl(con->file, F_SETFD, fcntl(con->file, F_GETFD) | FD_CLOEXEC);
break;
- case HTTP_DELETE :
- case HTTP_TRACE :
- cupsdSendError(con, HTTP_NOT_IMPLEMENTED, CUPSD_AUTH_NONE);
+ case HTTP_STATE_DELETE :
+ case HTTP_STATE_TRACE :
+ cupsdSendError(con, HTTP_STATUS_NOT_IMPLEMENTED, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
- case HTTP_HEAD :
- if (!strncmp(con->uri, "/printers/", 10) &&
- !strcmp(con->uri + strlen(con->uri) - 4, ".ppd"))
- {
- /*
- * Send PPD file - get the real printer name since printer
- * names are not case sensitive but filenames can be...
- */
-
- con->uri[strlen(con->uri) - 4] = '\0'; /* Drop ".ppd" */
-
- if ((p = cupsdFindPrinter(con->uri + 10)) != NULL)
- snprintf(con->uri, sizeof(con->uri), "/ppd/%s.ppd", p->name);
- else
+ case HTTP_STATE_HEAD :
+ if ((filename = get_file(con, &filestats, buf, sizeof(buf))) != NULL)
+ {
+ if (!check_if_modified(con, &filestats))
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_MODIFIED, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
- break;
+ cupsdLogRequest(con, HTTP_STATUS_NOT_MODIFIED);
}
- }
- else if (!strncmp(con->uri, "/printers/", 10) &&
- !strcmp(con->uri + strlen(con->uri) - 4, ".png"))
- {
- /*
- * Send PNG file - get the real printer name since printer
- * names are not case sensitive but filenames can be...
- */
-
- con->uri[strlen(con->uri) - 4] = '\0'; /* Drop ".ppd" */
-
- if ((p = cupsdFindPrinter(con->uri + 10)) != NULL)
- snprintf(con->uri, sizeof(con->uri), "/icons/%s.png", p->name);
else
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ /*
+ * Serve a file...
+ */
+
+ type = mimeFileType(MimeDatabase, filename, NULL, NULL);
+ if (type == NULL)
+ strlcpy(line, "text/plain", sizeof(line));
+ else
+ snprintf(line, sizeof(line), "%s/%s", type->super, type->type);
+
+ httpClearFields(con->http);
+
+ httpSetField(con->http, HTTP_FIELD_LAST_MODIFIED, httpGetDateString(filestats.st_mtime));
+ httpSetLength(con->http, (size_t)filestats.st_size);
+
+ if (!cupsdSendHeader(con, HTTP_STATUS_OK, line, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
- break;
+ cupsdLogRequest(con, HTTP_STATUS_OK);
}
- }
+ }
else if (!WebInterface)
{
- if (!cupsdSendHeader(con, HTTP_OK, line, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- if (httpPrintf(HTTP(con), "\r\n") < 0)
- {
- cupsdCloseClient(con);
- return;
- }
+ httpClearFields(con->http);
- if (cupsdFlushHeader(con) < 0)
+ if (!cupsdSendHeader(con, HTTP_STATUS_OK, NULL, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
- con->http.state = HTTP_WAITING;
+ cupsdLogRequest(con, HTTP_STATUS_OK);
break;
}
- if ((!strncmp(con->uri, "/admin", 6) &&
- strncmp(con->uri, "/admin/conf/", 12) &&
- strncmp(con->uri, "/admin/log/", 11)) ||
- !strncmp(con->uri, "/printers", 9) ||
- !strncmp(con->uri, "/classes", 8) ||
- !strncmp(con->uri, "/help", 5) ||
- !strncmp(con->uri, "/jobs", 5))
+ if (!strncmp(con->uri, "/admin", 6) || !strncmp(con->uri, "/printers", 9) || !strncmp(con->uri, "/classes", 8) || !strncmp(con->uri, "/help", 5) || !strncmp(con->uri, "/jobs", 5))
{
/*
* CGI output...
*/
- if (!cupsdSendHeader(con, HTTP_OK, "text/html", CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- if (httpPrintf(HTTP(con), "\r\n") < 0)
- {
- cupsdCloseClient(con);
- return;
- }
-
- if (cupsdFlushHeader(con) < 0)
- {
- cupsdCloseClient(con);
- return;
- }
-
- cupsdLogRequest(con, HTTP_OK);
- }
- else if ((!strncmp(con->uri, "/admin/conf/", 12) &&
- (strchr(con->uri + 12, '/') ||
- strlen(con->uri) == 12)) ||
- (!strncmp(con->uri, "/admin/log/", 11) &&
- (strchr(con->uri + 11, '/') ||
- strlen(con->uri) == 11)))
- {
- /*
- * HEAD can only be done to configuration files under
- * /admin/conf...
- */
-
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Request for subdirectory \"%s\"!", con->uri);
-
- if (!cupsdSendError(con, HTTP_FORBIDDEN, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- break;
- }
- else if ((filename = get_file(con, &filestats, buf,
- sizeof(buf))) == NULL)
- {
- if (!cupsdSendHeader(con, HTTP_NOT_FOUND, "text/html",
- CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
+ httpClearFields(con->http);
- cupsdLogRequest(con, HTTP_NOT_FOUND);
- }
- else if (!check_if_modified(con, &filestats))
- {
- if (!cupsdSendError(con, HTTP_NOT_MODIFIED, CUPSD_AUTH_NONE))
+ if (!cupsdSendHeader(con, HTTP_STATUS_OK, "text/html", CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
- cupsdLogRequest(con, HTTP_NOT_MODIFIED);
+ cupsdLogRequest(con, HTTP_STATUS_OK);
}
else
{
- /*
- * Serve a file...
- */
-
- type = mimeFileType(MimeDatabase, filename, NULL, NULL);
- if (type == NULL)
- strcpy(line, "text/plain");
- else
- snprintf(line, sizeof(line), "%s/%s", type->super, type->type);
-
- if (!cupsdSendHeader(con, HTTP_OK, line, CUPSD_AUTH_NONE))
- {
- cupsdCloseClient(con);
- return;
- }
-
- if (httpPrintf(HTTP(con), "Last-Modified: %s\r\n",
- httpGetDateString(filestats.st_mtime)) < 0)
- {
- cupsdCloseClient(con);
- return;
- }
+ httpClearFields(con->http);
- if (httpPrintf(HTTP(con), "Content-Length: %lu\r\n",
- (unsigned long)filestats.st_size) < 0)
+ if (!cupsdSendHeader(con, HTTP_STATUS_NOT_FOUND, "text/html", CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
- cupsdLogRequest(con, HTTP_OK);
- }
-
- if (httpPrintf(HTTP(con), "\r\n") < 0)
- {
- cupsdCloseClient(con);
- return;
- }
-
- if (cupsdFlushHeader(con) < 0)
- {
- cupsdCloseClient(con);
- return;
+ cupsdLogRequest(con, HTTP_STATUS_NOT_FOUND);
}
-
- con->http.state = HTTP_WAITING;
break;
default :
* Handle any incoming data...
*/
- switch (con->http.state)
+ switch (httpGetState(con->http))
{
- case HTTP_PUT_RECV :
+ case HTTP_STATE_PUT_RECV :
do
{
- if ((bytes = httpRead2(HTTP(con), line, sizeof(line))) < 0)
+ if ((bytes = httpRead2(con->http, line, sizeof(line))) < 0)
{
- if (con->http.error && con->http.error != EPIPE)
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d PUT_RECV Closing for error "
- "%d (%s)", con->http.fd, con->http.error,
- strerror(con->http.error));
+ if (httpError(con->http) && httpError(con->http) != EPIPE)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_PUT_RECV Closing for error %d (%s)",
+ httpError(con->http), strerror(httpError(con->http)));
else
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d PUT_RECV Closing on EOF",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_PUT_RECV Closing on EOF.");
cupsdCloseClient(con);
return;
{
con->bytes += bytes;
- if (write(con->file, line, bytes) < bytes)
+ if (MaxRequestSize > 0 && con->bytes > MaxRequestSize)
+ {
+ close(con->file);
+ con->file = -1;
+ unlink(con->filename);
+ cupsdClearString(&con->filename);
+
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
+ }
+
+ if (write(con->file, line, (size_t)bytes) < bytes)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "cupsdReadClient: Unable to write %d bytes to %s: %s",
- bytes, con->filename, strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Unable to write %d bytes to \"%s\": %s", bytes,
+ con->filename, strerror(errno));
close(con->file);
con->file = -1;
unlink(con->filename);
cupsdClearString(&con->filename);
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
}
}
+ else if (httpGetState(con->http) == HTTP_STATE_PUT_RECV)
+ {
+ cupsdCloseClient(con);
+ return;
+ }
}
- while (con->http.state == HTTP_PUT_RECV && data_ready(con));
+ while (httpGetState(con->http) == HTTP_STATE_PUT_RECV && httpGetReady(con->http));
- if (con->http.state == HTTP_WAITING)
+ if (httpGetState(con->http) == HTTP_STATE_STATUS)
{
/*
* End of file, see how big it is...
unlink(con->filename);
cupsdClearString(&con->filename);
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
* Install the configuration file...
*/
- status = install_conf_file(con);
+ status = install_cupsd_conf(con);
/*
* Return the status to the client...
}
break;
- case HTTP_POST_RECV :
+ case HTTP_STATE_POST_RECV :
do
{
if (con->request && con->file < 0)
* Grab any request data from the connection...
*/
- if ((ipp_state = ippRead(&(con->http), con->request)) == IPP_ERROR)
+ if (!httpWait(con->http, 0))
+ return;
+
+ if ((ipp_state = ippRead(con->http, con->request)) == IPP_STATE_ERROR)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "cupsdReadClient: %d IPP Read Error!",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "IPP read error: %s",
+ cupsLastErrorString());
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
+ cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
}
- else if (ipp_state != IPP_DATA)
+ else if (ipp_state != IPP_STATE_DATA)
{
- if (con->http.state == HTTP_POST_SEND)
+ if (httpGetState(con->http) == HTTP_STATE_POST_SEND)
{
- cupsdSendError(con, HTTP_BAD_REQUEST, CUPSD_AUTH_NONE);
+ cupsdSendError(con, HTTP_STATUS_BAD_REQUEST, CUPSD_AUTH_NONE);
cupsdCloseClient(con);
return;
}
+ if (httpGetReady(con->http))
+ continue;
break;
}
else
{
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdReadClient: %d %d.%d %s %d",
- con->http.fd, con->request->request.op.version[0],
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "%d.%d %s %d",
+ con->request->request.op.version[0],
con->request->request.op.version[1],
ippOpString(con->request->request.op.operation_id),
con->request->request.op.request_id);
- con->bytes += ippLength(con->request);
+ con->bytes += (off_t)ippLength(con->request);
}
}
- if (con->file < 0 && con->http.state != HTTP_POST_SEND)
+ if (con->file < 0 && httpGetState(con->http) != HTTP_STATE_POST_SEND)
{
/*
* Create a file as needed for the request data...
if (con->file < 0)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create request file %s: %s",
- con->filename, strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Unable to create request file \"%s\": %s",
+ con->filename, strerror(errno));
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
fcntl(con->file, F_SETFD, fcntl(con->file, F_GETFD) | FD_CLOEXEC);
}
- if (con->http.state != HTTP_POST_SEND)
+ if (httpGetState(con->http) != HTTP_STATE_POST_SEND)
{
- if ((bytes = httpRead2(HTTP(con), line, sizeof(line))) < 0)
+ if (!httpWait(con->http, 0))
+ return;
+ else if ((bytes = httpRead2(con->http, line, sizeof(line))) < 0)
{
- if (con->http.error && con->http.error != EPIPE)
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d POST_SEND Closing for "
- "error %d (%s)", con->http.fd, con->http.error,
- strerror(con->http.error));
+ if (httpError(con->http) && httpError(con->http) != EPIPE)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_POST_SEND Closing for error %d (%s)",
+ httpError(con->http), strerror(httpError(con->http)));
else
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d POST_SEND Closing on EOF",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "HTTP_STATE_POST_SEND Closing on EOF.");
cupsdCloseClient(con);
return;
{
con->bytes += bytes;
- if (write(con->file, line, bytes) < bytes)
+ if (MaxRequestSize > 0 && con->bytes > MaxRequestSize)
+ {
+ close(con->file);
+ con->file = -1;
+ unlink(con->filename);
+ cupsdClearString(&con->filename);
+
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
+ }
+
+ if (write(con->file, line, (size_t)bytes) < bytes)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "cupsdReadClient: Unable to write %d bytes to "
- "%s: %s", bytes, con->filename,
- strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Unable to write %d bytes to \"%s\": %s",
+ bytes, con->filename, strerror(errno));
close(con->file);
con->file = -1;
unlink(con->filename);
cupsdClearString(&con->filename);
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE,
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE,
CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
}
}
}
- else if (con->http.state == HTTP_POST_RECV)
+ else if (httpGetState(con->http) == HTTP_STATE_POST_RECV)
return;
- else if (con->http.state != HTTP_POST_SEND)
+ else if (httpGetState(con->http) != HTTP_STATE_POST_SEND)
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d Closing on unknown HTTP "
- "state %d", con->http.fd, con->http.state);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Closing on unexpected state %s.",
+ httpStateString(httpGetState(con->http)));
cupsdCloseClient(con);
return;
}
}
}
- while (con->http.state == HTTP_POST_RECV && data_ready(con));
+ while (httpGetState(con->http) == HTTP_STATE_POST_RECV && httpGetReady(con->http));
- if (con->http.state == HTTP_POST_SEND)
+ if (httpGetState(con->http) == HTTP_STATE_POST_SEND)
{
if (con->file >= 0)
{
con->request = NULL;
}
- if (!cupsdSendError(con, HTTP_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_REQUEST_TOO_LARGE, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
{
if (!cupsdSendCommand(con, con->command, con->options, 0))
{
- if (!cupsdSendError(con, HTTP_NOT_FOUND, CUPSD_AUTH_NONE))
+ if (!cupsdSendError(con, HTTP_STATUS_NOT_FOUND, CUPSD_AUTH_NONE))
{
cupsdCloseClient(con);
return;
}
}
else
- cupsdLogRequest(con, HTTP_OK);
+ cupsdLogRequest(con, HTTP_STATUS_OK);
}
}
break; /* Anti-compiler-warning-code */
}
- if (con->http.state == HTTP_WAITING)
+ if (httpGetState(con->http) == HTTP_STATE_WAITING)
{
- if (!con->http.keep_alive)
+ if (!httpGetKeepAlive(con->http))
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdReadClient: %d Closing because Keep-Alive disabled",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Closing because Keep-Alive is disabled.");
cupsdCloseClient(con);
}
else
{
cupsArrayRemove(ActiveClients, con);
- cupsdSetBusyState();
+ cupsdSetBusyState(0);
}
}
}
if (fd < 0)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "cupsdSendCommand: %d Unable to open \"%s\" for reading: %s",
- con->http.fd, con->filename ? con->filename : "/dev/null",
- strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Unable to open \"%s\" for reading: %s",
+ con->filename ? con->filename : "/dev/null",
+ strerror(errno));
return (0);
}
else
fd = -1;
- con->pipe_pid = pipe_command(con, fd, &(con->file), command, options, root);
+ con->pipe_pid = pipe_command(con, fd, &(con->file), command, options, root);
+ con->pipe_status = HTTP_STATUS_OK;
+
+ httpClearFields(con->http);
if (fd >= 0)
close(fd);
- cupsdLogMessage(CUPSD_LOG_INFO, "Started \"%s\" (pid=%d)", command,
- con->pipe_pid);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdSendCommand: %d file=%d",
- con->http.fd, con->file);
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Started \"%s\" (pid=%d, file=%d)",
+ command, con->pipe_pid, con->file);
if (con->pipe_pid == 0)
return (0);
cupsdAddSelect(con->file, (cupsd_selfunc_t)write_pipe, NULL, con);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for CGI data.");
+
con->sent_header = 0;
con->file_ready = 0;
con->got_fields = 0;
http_status_t code, /* I - Error code */
int auth_type)/* I - Authentication type */
{
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "cupsdSendError(con=%p(%d), code=%d, auth_type=%d", con,
- con->http.fd, code, auth_type);
+ char location[HTTP_MAX_VALUE]; /* Location field */
+
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "cupsdSendError code=%d, auth_type=%d", code, auth_type);
#ifdef HAVE_SSL
/*
* server is configured...
*/
- if (code == HTTP_UNAUTHORIZED &&
- DefaultEncryption == HTTP_ENCRYPT_REQUIRED &&
- strcasecmp(con->http.hostname, "localhost") &&
- !con->http.tls)
+ if (code == HTTP_STATUS_UNAUTHORIZED &&
+ DefaultEncryption == HTTP_ENCRYPTION_REQUIRED &&
+ _cups_strcasecmp(httpGetHostname(con->http, NULL, 0), "localhost") &&
+ !httpIsEncrypted(con->http))
{
- code = HTTP_UPGRADE_REQUIRED;
+ code = HTTP_STATUS_UPGRADE_REQUIRED;
}
#endif /* HAVE_SSL */
* never disable it in that case.
*/
- if (code >= HTTP_BAD_REQUEST && con->http.auth_type != CUPSD_AUTH_NEGOTIATE)
- con->http.keep_alive = HTTP_KEEPALIVE_OFF;
-
- /*
- * Send an error message back to the client. If the error code is a
- * 400 or 500 series, make sure the message contains some text, too!
- */
+ strlcpy(location, httpGetField(con->http, HTTP_FIELD_LOCATION), sizeof(location));
- if (!cupsdSendHeader(con, code, NULL, auth_type))
- return (0);
+ httpClearFields(con->http);
-#ifdef HAVE_SSL
- if (code == HTTP_UPGRADE_REQUIRED)
- if (httpPrintf(HTTP(con), "Connection: Upgrade\r\n") < 0)
- return (0);
+ httpSetField(con->http, HTTP_FIELD_LOCATION, location);
- if (httpPrintf(HTTP(con), "Upgrade: TLS/1.0,HTTP/1.1\r\n") < 0)
- return (0);
-#endif /* HAVE_SSL */
+ if (code >= HTTP_STATUS_BAD_REQUEST && con->type != CUPSD_AUTH_NEGOTIATE)
+ httpSetKeepAlive(con->http, HTTP_KEEPALIVE_OFF);
- if (con->http.version >= HTTP_1_1 &&
- con->http.keep_alive == HTTP_KEEPALIVE_OFF)
- {
- if (httpPrintf(HTTP(con), "Connection: close\r\n") < 0)
- return (0);
- }
+ if (httpGetVersion(con->http) >= HTTP_VERSION_1_1 &&
+ httpGetKeepAlive(con->http) == HTTP_KEEPALIVE_OFF)
+ httpSetField(con->http, HTTP_FIELD_CONNECTION, "close");
- if (code >= HTTP_BAD_REQUEST)
+ if (code >= HTTP_STATUS_BAD_REQUEST)
{
/*
* Send a human-readable error message.
redirect[0] = '\0';
- if (code == HTTP_UNAUTHORIZED)
+ if (code == HTTP_STATUS_UNAUTHORIZED)
text = _cupsLangString(con->language,
_("Enter your username and password or the "
"root username and password to access this "
"page. If you are using Kerberos authentication, "
"make sure you have a valid Kerberos ticket."));
- else if (code == HTTP_UPGRADE_REQUIRED)
+ else if (code == HTTP_STATUS_UPGRADE_REQUIRED)
{
text = urltext;
"CONTENT=\"3;URL=https://%s:%d%s\">\n",
con->servername, con->serverport, con->uri);
}
- else if (code == HTTP_WEBIF_DISABLED)
+ else if (code == HTTP_STATUS_CUPS_WEBIF_DISABLED)
text = _cupsLangString(con->language,
_("The web interface is currently disabled. Run "
"\"cupsctl WebInterface=yes\" to enable it."));
"<P>%s</P>\n"
"</BODY>\n"
"</HTML>\n",
- httpStatus(code), redirect, httpStatus(code), text);
+ _httpStatus(con->language, code), redirect,
+ _httpStatus(con->language, code), text);
- if (httpPrintf(HTTP(con), "Content-Type: text/html; charset=utf-8\r\n") < 0)
- return (0);
- if (httpPrintf(HTTP(con), "Content-Length: %d\r\n",
- (int)strlen(message)) < 0)
+ /*
+ * Send an error message back to the client. If the error code is a
+ * 400 or 500 series, make sure the message contains some text, too!
+ */
+
+ size_t length = strlen(message); /* Length of message */
+
+ httpSetLength(con->http, length);
+
+ if (!cupsdSendHeader(con, code, "text/html", auth_type))
return (0);
- if (httpPrintf(HTTP(con), "\r\n") < 0)
+
+ if (httpWrite2(con->http, message, length) < 0)
return (0);
- if (httpPrintf(HTTP(con), "%s", message) < 0)
+
+ if (httpFlushWrite(con->http) < 0)
return (0);
}
- else if (httpPrintf(HTTP(con), "\r\n") < 0)
- return (0);
-
- if (cupsdFlushHeader(con) < 0)
- return (0);
+ else
+ {
+ httpSetField(con->http, HTTP_FIELD_CONTENT_LENGTH, "0");
- con->http.state = HTTP_WAITING;
+ if (!cupsdSendHeader(con, code, NULL, auth_type))
+ return (0);
+ }
return (1);
}
int auth_type) /* I - Type of authentication */
{
char auth_str[1024]; /* Authorization string */
-#if 0 /* def HAVE_GSSAPI */
- static char *gss_buf = NULL; /* Kerberos auth data buffer */
- static int gss_bufsize = 0; /* Size of Kerberos auth data buffer */
-#endif /* HAVE_GSSAPI */
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "cupsdSendHeader: code=%d, type=\"%s\", auth_type=%d", code, type, auth_type);
+
/*
* Send the HTTP status header...
*/
- if (code == HTTP_CONTINUE)
- {
- /*
- * 100-continue doesn't send any headers...
- */
-
- return (httpPrintf(HTTP(con), "HTTP/%d.%d 100 Continue\r\n\r\n",
- con->http.version / 100, con->http.version % 100) > 0);
- }
- else if (code == HTTP_WEBIF_DISABLED)
+ if (code == HTTP_STATUS_CUPS_WEBIF_DISABLED)
{
/*
* Treat our special "web interface is disabled" status as "200 OK" for web
* browsers.
*/
- code = HTTP_OK;
+ code = HTTP_STATUS_OK;
}
- httpFlushWrite(HTTP(con));
-
- con->http.data_encoding = HTTP_ENCODE_FIELDS;
-
- if (httpPrintf(HTTP(con), "HTTP/%d.%d %d %s\r\n", con->http.version / 100,
- con->http.version % 100, code, httpStatus(code)) < 0)
- return (0);
- if (httpPrintf(HTTP(con), "Date: %s\r\n", httpGetDateString(time(NULL))) < 0)
- return (0);
if (ServerHeader)
- if (httpPrintf(HTTP(con), "Server: %s\r\n", ServerHeader) < 0)
- return (0);
- if (con->http.keep_alive && con->http.version >= HTTP_1_0)
- {
- if (httpPrintf(HTTP(con), "Connection: Keep-Alive\r\n") < 0)
- return (0);
- if (httpPrintf(HTTP(con), "Keep-Alive: timeout=%d\r\n",
- KeepAliveTimeout) < 0)
- return (0);
- }
- if (code == HTTP_METHOD_NOT_ALLOWED)
- if (httpPrintf(HTTP(con), "Allow: GET, HEAD, OPTIONS, POST, PUT\r\n") < 0)
- return (0);
+ httpSetField(con->http, HTTP_FIELD_SERVER, ServerHeader);
- if (code == HTTP_UNAUTHORIZED)
+ if (code == HTTP_STATUS_METHOD_NOT_ALLOWED)
+ httpSetField(con->http, HTTP_FIELD_ALLOW, "GET, HEAD, OPTIONS, POST, PUT");
+
+ if (code == HTTP_STATUS_UNAUTHORIZED)
{
if (auth_type == CUPSD_AUTH_NONE)
{
if (!con->best || con->best->type <= CUPSD_AUTH_NONE)
- auth_type = DefaultAuthType;
+ auth_type = cupsdDefaultAuthType();
else
auth_type = con->best->type;
}
auth_str[0] = '\0';
- if (auth_type == CUPSD_AUTH_BASIC || auth_type == CUPSD_AUTH_BASICDIGEST)
+ if (auth_type == CUPSD_AUTH_BASIC)
+ {
strlcpy(auth_str, "Basic realm=\"CUPS\"", sizeof(auth_str));
- else if (auth_type == CUPSD_AUTH_DIGEST)
- snprintf(auth_str, sizeof(auth_str), "Digest realm=\"CUPS\", nonce=\"%s\"",
- con->http.hostname);
-#ifdef HAVE_GSSAPI
+ }
else if (auth_type == CUPSD_AUTH_NEGOTIATE)
{
-# ifdef AF_LOCAL
- if (_httpAddrFamily(con->http.hostaddr) == AF_LOCAL)
- strlcpy(auth_str, "Basic realm=\"CUPS\"", sizeof(auth_str));
+#if defined(SO_PEERCRED) && defined(AF_LOCAL)
+ if (httpAddrFamily(httpGetAddress(con->http)) == AF_LOCAL)
+ strlcpy(auth_str, "PeerCred", sizeof(auth_str));
else
-# endif /* AF_LOCAL */
+#endif /* SO_PEERCRED && AF_LOCAL */
strlcpy(auth_str, "Negotiate", sizeof(auth_str));
}
-#endif /* HAVE_GSSAPI */
- if (con->best && auth_type != CUPSD_AUTH_NEGOTIATE &&
- !strcasecmp(con->http.hostname, "localhost"))
+ if (con->best && auth_type != CUPSD_AUTH_NEGOTIATE && !con->is_browser && !_cups_strcasecmp(httpGetHostname(con->http, NULL, 0), "localhost"))
{
/*
* Add a "trc" (try root certification) parameter for local non-Kerberos
* requests when the request requires system group membership - then the
* client knows the root certificate can/should be used.
*
- * Also, for Mac OS X we also look for @AUTHKEY and add an "authkey"
- * parameter as needed...
+ * Also, for macOS we also look for @AUTHKEY and add an "AuthRef key=foo"
+ * method as needed...
*/
char *name, /* Current user name */
*auth_key; /* Auth key buffer */
size_t auth_size; /* Size of remaining buffer */
+ int need_local = 1; /* Do we need to list "Local" method? */
auth_key = auth_str + strlen(auth_str);
- auth_size = sizeof(auth_str) - (auth_key - auth_str);
+ auth_size = sizeof(auth_str) - (size_t)(auth_key - auth_str);
+
+#if defined(SO_PEERCRED) && defined(AF_LOCAL)
+ if (httpAddrFamily(httpGetAddress(con->http)) == AF_LOCAL)
+ {
+ strlcpy(auth_key, ", PeerCred", auth_size);
+ auth_key += 10;
+ auth_size -= 10;
+ }
+#endif /* SO_PEERCRED && AF_LOCAL */
for (name = (char *)cupsArrayFirst(con->best->names);
name;
name = (char *)cupsArrayNext(con->best->names))
{
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "cupsdSendHeader: require \"%s\"", name);
+
#ifdef HAVE_AUTHORIZATION_H
- if (!strncasecmp(name, "@AUTHKEY(", 9))
+ if (!_cups_strncasecmp(name, "@AUTHKEY(", 9))
{
- snprintf(auth_key, auth_size, ", authkey=\"%s\"", name + 9);
+ snprintf(auth_key, auth_size, ", AuthRef key=\"%s\", Local trc=\"y\"", name + 9);
+ need_local = 0;
/* end parenthesis is stripped in conf.c */
break;
}
else
#endif /* HAVE_AUTHORIZATION_H */
- if (!strcasecmp(name, "@SYSTEM"))
+ if (!_cups_strcasecmp(name, "@SYSTEM"))
{
#ifdef HAVE_AUTHORIZATION_H
if (SystemGroupAuthKey)
- snprintf(auth_key, auth_size,
- ", authkey=\"%s\"",
- SystemGroupAuthKey);
+ snprintf(auth_key, auth_size, ", AuthRef key=\"%s\", Local trc=\"y\"", SystemGroupAuthKey);
else
-#else
- strlcpy(auth_key, ", trc=\"y\"", auth_size);
#endif /* HAVE_AUTHORIZATION_H */
+ strlcpy(auth_key, ", Local trc=\"y\"", auth_size);
+ need_local = 0;
break;
}
}
+
+ if (need_local)
+ strlcat(auth_key, ", Local", auth_size);
}
if (auth_str[0])
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdSendHeader: %d WWW-Authenticate: %s", con->http.fd,
- auth_str);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "WWW-Authenticate: %s", auth_str);
- if (httpPrintf(HTTP(con), "WWW-Authenticate: %s\r\n", auth_str) < 0)
- return (0);
+ httpSetField(con->http, HTTP_FIELD_WWW_AUTHENTICATE, auth_str);
}
}
if (con->language && strcmp(con->language->language, "C"))
- {
- if (httpPrintf(HTTP(con), "Content-Language: %s\r\n",
- con->language->language) < 0)
- return (0);
- }
+ httpSetField(con->http, HTTP_FIELD_CONTENT_LANGUAGE, con->language->language);
if (type)
{
if (!strcmp(type, "text/html"))
- {
- if (httpPrintf(HTTP(con),
- "Content-Type: text/html; charset=utf-8\r\n") < 0)
- return (0);
- }
- else if (httpPrintf(HTTP(con), "Content-Type: %s\r\n", type) < 0)
- return (0);
+ httpSetField(con->http, HTTP_FIELD_CONTENT_TYPE, "text/html; charset=utf-8");
+ else
+ httpSetField(con->http, HTTP_FIELD_CONTENT_TYPE, type);
}
- return (1);
+ return (!httpWriteResponse(con->http, code));
}
ipp_state_t ipp_state; /* IPP state value */
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "cupsdWriteClient(con=%p(%d)) response=%p(%d), file=%d "
- "pipe_pid=%d state=%d",
- con, con->http.fd, con->response,
- con->response ? con->response->state : -1,
- con->file, con->pipe_pid, con->http.state);
-
- if (con->http.state != HTTP_GET_SEND &&
- con->http.state != HTTP_POST_SEND)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "con->http=%p", con->http);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "cupsdWriteClient "
+ "error=%d, "
+ "used=%d, "
+ "state=%s, "
+ "data_encoding=HTTP_ENCODING_%s, "
+ "data_remaining=" CUPS_LLFMT ", "
+ "response=%p(%s), "
+ "pipe_pid=%d, "
+ "file=%d",
+ httpError(con->http), (int)httpGetReady(con->http),
+ httpStateString(httpGetState(con->http)),
+ httpIsChunked(con->http) ? "CHUNKED" : "LENGTH",
+ CUPS_LLCAST httpGetLength2(con->http),
+ con->response,
+ con->response ? ippStateString(ippGetState(con->request)) : "",
+ con->pipe_pid, con->file);
+
+ if (httpGetState(con->http) != HTTP_STATE_GET_SEND &&
+ httpGetState(con->http) != HTTP_STATE_POST_SEND)
{
/*
* If we get called in the wrong state, then something went wrong with the
* connection and we need to shut it down...
*/
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdWriteClient: %d Closing on unknown HTTP state %d",
- con->http.fd, con->http.state);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing on unexpected HTTP write state %s.",
+ httpStateString(httpGetState(con->http)));
cupsdCloseClient(con);
return;
}
cupsdAddSelect(con->file, (cupsd_selfunc_t)write_pipe, NULL, con);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for CGI data.");
+
if (!con->file_ready)
{
/*
* Try again later when there is CGI output available...
*/
- cupsdRemoveSelect(con->http.fd);
+ cupsdRemoveSelect(httpGetFd(con->http));
return;
}
con->file_ready = 0;
}
- if (con->response && con->response->state != IPP_DATA)
+ bytes = (ssize_t)(sizeof(con->header) - (size_t)con->header_used);
+
+ if (!con->pipe_pid && bytes > (ssize_t)httpGetRemaining(con->http))
+ {
+ /*
+ * Limit GET bytes to original size of file (STR #3265)...
+ */
+
+ bytes = (ssize_t)httpGetRemaining(con->http);
+ }
+
+ if (con->response && con->response->state != IPP_STATE_DATA)
{
- ipp_state = ippWrite(HTTP(con), con->response);
- bytes = ipp_state != IPP_ERROR &&
- (con->file >= 0 || ipp_state != IPP_DATA);
+ size_t wused = httpGetPending(con->http); /* Previous write buffer use */
+
+ do
+ {
+ /*
+ * Write a single attribute or the IPP message header...
+ */
+
+ ipp_state = ippWrite(con->http, con->response);
+
+ /*
+ * If the write buffer has been flushed, stop buffering up attributes...
+ */
+
+ if (httpGetPending(con->http) <= wused)
+ break;
+ }
+ while (ipp_state != IPP_STATE_DATA && ipp_state != IPP_STATE_ERROR);
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Writing IPP response, ipp_state=%s, old "
+ "wused=" CUPS_LLFMT ", new wused=" CUPS_LLFMT,
+ ippStateString(ipp_state),
+ CUPS_LLCAST wused, CUPS_LLCAST httpGetPending(con->http));
+
+ if (httpGetPending(con->http) > 0)
+ httpFlushWrite(con->http);
+
+ bytes = ipp_state != IPP_STATE_ERROR &&
+ (con->file >= 0 || ipp_state != IPP_STATE_DATA);
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "bytes=%d, http_state=%d, data_remaining=" CUPS_LLFMT,
+ (int)bytes, httpGetState(con->http),
+ CUPS_LLCAST httpGetLength2(con->http));
}
- else if ((bytes = read(con->file, con->header,
- sizeof(con->header) - con->header_used)) > 0)
+ else if ((bytes = read(con->file, con->header + con->header_used, (size_t)bytes)) > 0)
{
con->header_used += bytes;
bufptr[-1] = '\0';
*bufptr++ = '\0';
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Script header: %s", con->header);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Script header: %s", con->header);
if (!con->sent_header)
{
* Handle redirection and CGI status codes...
*/
- if (!strncasecmp(con->header, "Location:", 9))
+ http_field_t field; /* HTTP field */
+ char *value = strchr(con->header, ':');
+ /* Value of field */
+
+ if (value)
{
- cupsdSendHeader(con, HTTP_SEE_OTHER, NULL, CUPSD_AUTH_NONE);
- con->sent_header = 2;
+ *value++ = '\0';
+ while (isspace(*value & 255))
+ value ++;
+ }
- if (httpPrintf(HTTP(con), "Content-Length: 0\r\n") < 0)
- return;
+ field = httpFieldValue(con->header);
+
+ if (field != HTTP_FIELD_UNKNOWN && value)
+ {
+ httpSetField(con->http, field, value);
+
+ if (field == HTTP_FIELD_LOCATION)
+ {
+ con->pipe_status = HTTP_STATUS_SEE_OTHER;
+ con->sent_header = 2;
+ }
+ else
+ con->sent_header = 1;
}
- else if (!strncasecmp(con->header, "Status:", 7))
+ else if (!_cups_strcasecmp(con->header, "Status") && value)
{
- cupsdSendError(con, (http_status_t)atoi(con->header + 7),
- CUPSD_AUTH_NONE);
+ con->pipe_status = (http_status_t)atoi(value);
con->sent_header = 2;
}
- else
+ else if (!_cups_strcasecmp(con->header, "Set-Cookie") && value)
{
- cupsdSendHeader(con, HTTP_OK, NULL, CUPSD_AUTH_NONE);
+ httpSetCookie(con->http, value);
con->sent_header = 1;
-
- if (con->http.version == HTTP_1_1)
- {
- if (httpPrintf(HTTP(con), "Transfer-Encoding: chunked\r\n") < 0)
- return;
- }
- }
+ }
}
- if (strncasecmp(con->header, "Status:", 7))
- httpPrintf(HTTP(con), "%s\r\n", con->header);
-
/*
* Update buffer...
*/
con->header_used -= bufptr - con->header;
if (con->header_used > 0)
- memmove(con->header, bufptr, con->header_used);
+ memmove(con->header, bufptr, (size_t)con->header_used);
bufptr = con->header - 1;
{
con->got_fields = 1;
- if (cupsdFlushHeader(con) < 0)
+ if (httpGetVersion(con->http) == HTTP_VERSION_1_1 &&
+ !httpGetField(con->http, HTTP_FIELD_CONTENT_LENGTH)[0])
+ httpSetLength(con->http, 0);
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Sending status %d for CGI.", con->pipe_status);
+
+ if (con->pipe_status == HTTP_STATUS_OK)
{
- cupsdCloseClient(con);
- return;
+ if (!cupsdSendHeader(con, con->pipe_status, NULL, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
+ }
+ else
+ {
+ if (!cupsdSendError(con, con->pipe_status, CUPSD_AUTH_NONE))
+ {
+ cupsdCloseClient(con);
+ return;
+ }
}
-
- if (con->http.version == HTTP_1_1)
- con->http.data_encoding = HTTP_ENCODE_CHUNKED;
}
else
field_col = 0;
}
if (!con->got_fields)
- {
- con->http.activity = time(NULL);
return;
- }
}
if (con->header_used > 0)
{
- if (httpWrite2(HTTP(con), con->header, con->header_used) < 0)
+ if (httpWrite2(con->http, con->header, (size_t)con->header_used) < 0)
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdWriteClient: %d Closing for error %d (%s)",
- con->http.fd, con->http.error,
- strerror(con->http.error));
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing for error %d (%s)",
+ httpError(con->http), strerror(httpError(con->http)));
cupsdCloseClient(con);
return;
}
- if (con->http.data_encoding == HTTP_ENCODE_CHUNKED)
- httpFlushWrite(HTTP(con));
+ if (httpIsChunked(con->http))
+ httpFlushWrite(con->http);
con->bytes += con->header_used;
- if (con->http.state == HTTP_WAITING)
+ if (httpGetState(con->http) == HTTP_STATE_WAITING)
bytes = 0;
else
bytes = con->header_used;
}
if (bytes <= 0 ||
- (con->http.state != HTTP_GET_SEND && con->http.state != HTTP_POST_SEND))
+ (httpGetState(con->http) != HTTP_STATE_GET_SEND &&
+ httpGetState(con->http) != HTTP_STATE_POST_SEND))
{
if (!con->sent_header && con->pipe_pid)
- cupsdSendError(con, HTTP_SERVER_ERROR, CUPSD_AUTH_NONE);
+ cupsdSendError(con, HTTP_STATUS_SERVER_ERROR, CUPSD_AUTH_NONE);
else
{
- cupsdLogRequest(con, HTTP_OK);
-
- httpFlushWrite(HTTP(con));
+ cupsdLogRequest(con, HTTP_STATUS_OK);
- if (con->http.data_encoding == HTTP_ENCODE_CHUNKED && con->sent_header == 1)
+ if (httpIsChunked(con->http) && (!con->pipe_pid || con->sent_header > 0))
{
- if (httpWrite2(HTTP(con), "", 0) < 0)
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Sending 0-length chunk.");
+
+ if (httpWrite2(con->http, "", 0) < 0)
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdWriteClient: %d Closing for error %d (%s)",
- con->http.fd, con->http.error,
- strerror(con->http.error));
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing for error %d (%s)",
+ httpError(con->http), strerror(httpError(con->http)));
cupsdCloseClient(con);
return;
}
}
+
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Flushing write buffer.");
+ httpFlushWrite(con->http);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "New state is %s", httpStateString(httpGetState(con->http)));
}
- con->http.state = HTTP_WAITING;
+ cupsdAddSelect(httpGetFd(con->http), (cupsd_selfunc_t)cupsdReadClient, NULL, con);
- cupsdAddSelect(con->http.fd, (cupsd_selfunc_t)cupsdReadClient, NULL, con);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for request.");
if (con->file >= 0)
{
cupsdClearString(&con->options);
cupsdClearString(&con->query_string);
- if (!con->http.keep_alive)
+ if (!httpGetKeepAlive(con->http))
{
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "cupsdWriteClient: %d Closing because Keep-Alive disabled",
- con->http.fd);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG,
+ "Closing because Keep-Alive is disabled.");
cupsdCloseClient(con);
return;
}
else
{
cupsArrayRemove(ActiveClients, con);
- cupsdSetBusyState();
+ cupsdSetBusyState(0);
}
}
-
- con->http.activity = time(NULL);
}
cupsd_client_t *con, /* I - Client connection */
struct stat *filestats) /* I - File information */
{
- char *ptr; /* Pointer into field */
+ const char *ptr; /* Pointer into field */
time_t date; /* Time/date value */
off_t size; /* Size/length value */
size = 0;
date = 0;
- ptr = con->http.fields[HTTP_FIELD_IF_MODIFIED_SINCE];
+ ptr = httpGetField(con->http, HTTP_FIELD_IF_MODIFIED_SINCE);
if (*ptr == '\0')
return (1);
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "check_if_modified(con=%p(%d), "
- "filestats=%p(" CUPS_LLFMT ", %d)) If-Modified-Since=\"%s\"",
- con, con->http.fd, filestats, CUPS_LLCAST filestats->st_size,
- (int)filestats->st_mtime, ptr);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "check_if_modified: filestats=%p(" CUPS_LLFMT ", %d)) If-Modified-Since=\"%s\"", filestats, CUPS_LLCAST filestats->st_size, (int)filestats->st_mtime, ptr);
while (*ptr != '\0')
{
while (isspace(*ptr) || *ptr == ';')
ptr ++;
- if (strncasecmp(ptr, "length=", 7) == 0)
+ if (_cups_strncasecmp(ptr, "length=", 7) == 0)
{
ptr += 7;
size = strtoll(ptr, NULL, 10);
}
+#ifdef HAVE_SSL
/*
- * 'data_ready()' - Check whether data is available from a client.
+ * 'cupsd_start_tls()' - Start encryption on a connection.
*/
-static int /* O - 1 if data is ready, 0 otherwise */
-data_ready(cupsd_client_t *con) /* I - Client */
+static int /* O - 0 on success, -1 on error */
+cupsd_start_tls(cupsd_client_t *con, /* I - Client connection */
+ http_encryption_t e) /* I - Encryption mode */
{
- if (con->http.used > 0)
- return (1);
-#ifdef HAVE_SSL
- else if (con->http.tls)
+ if (httpEncryption(con->http, e))
{
-# ifdef HAVE_LIBSSL
- if (SSL_pending((SSL *)(con->http.tls)))
- return (1);
-# elif defined(HAVE_GNUTLS)
- if (gnutls_record_check_pending(con->http.tls))
- return (1);
-# elif defined(HAVE_CDSASSL)
- size_t bytes; /* Bytes that are available */
-
- if (!SSLGetBufferedReadSize(con->http.tls, &bytes) && bytes > 0)
- return (1);
-# endif /* HAVE_LIBSSL */
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Unable to encrypt connection: %s",
+ cupsLastErrorString());
+ return (-1);
}
-#endif /* HAVE_SSL */
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Connection now encrypted.");
return (0);
}
+#endif /* HAVE_SSL */
-#ifdef HAVE_SSL
/*
- * 'encrypt_client()' - Enable encryption for the client...
+ * 'get_file()' - Get a filename and state info.
*/
-static int /* O - 1 on success, 0 on error */
-encrypt_client(cupsd_client_t *con) /* I - Client to encrypt */
+static char * /* O - Real filename */
+get_file(cupsd_client_t *con, /* I - Client connection */
+ struct stat *filestats, /* O - File information */
+ char *filename, /* IO - Filename buffer */
+ size_t len) /* I - Buffer length */
{
-# ifdef HAVE_LIBSSL
- SSL_CTX *context; /* Context for encryption */
- BIO *bio; /* BIO data */
- unsigned long error; /* Error code */
-
+ int status; /* Status of filesystem calls */
+ char *ptr; /* Pointer info filename */
+ size_t plen; /* Remaining length after pointer */
+ char language[7], /* Language subdirectory, if any */
+ dest[1024]; /* Destination name */
+ int perm_check = 1; /* Do permissions check? */
+ cupsd_printer_t *p; /* Printer */
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "encrypt_client(con=%p(%d))", con,
- con->http.fd);
/*
- * Verify that we have a certificate...
+ * Figure out the real filename...
*/
- if (access(ServerKey, 0) || access(ServerCertificate, 0))
- {
- /*
- * Nope, make a self-signed certificate...
- */
-
- if (!make_certificate(con))
- return (0);
- }
+ language[0] = '\0';
- /*
- * Create the SSL context and accept the connection...
- */
+ if ((!strncmp(con->uri, "/ppd/", 5) || !strncmp(con->uri, "/printers/", 10) || !strncmp(con->uri, "/classes/", 9)) && !strcmp(con->uri + strlen(con->uri) - 4, ".ppd"))
+ {
+ strlcpy(dest, strchr(con->uri + 1, '/') + 1, sizeof(dest));
+ dest[strlen(dest) - 4] = '\0'; /* Strip .ppd */
- context = SSL_CTX_new(SSLv23_server_method());
+ if ((p = cupsdFindDest(dest)) == NULL)
+ {
+ cupsdLogClient(con, CUPSD_LOG_INFO, "No destination \"%s\" found.", dest);
+ return (NULL);
+ }
- SSL_CTX_set_options(context, SSL_OP_NO_SSLv2); /* Only use SSLv3 or TLS */
- if (SSLOptions & CUPSD_SSL_NOEMPTY)
- SSL_CTX_set_options(context, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS);
- SSL_CTX_use_PrivateKey_file(context, ServerKey, SSL_FILETYPE_PEM);
- SSL_CTX_use_certificate_chain_file(context, ServerCertificate);
+ if (p->type & CUPS_PRINTER_CLASS)
+ {
+ int i; /* Looping var */
- bio = BIO_new(_httpBIOMethods());
- BIO_ctrl(bio, BIO_C_SET_FILE_PTR, 0, (char *)HTTP(con));
+ for (i = 0; i < p->num_printers; i ++)
+ {
+ if (!(p->printers[i]->type & CUPS_PRINTER_CLASS))
+ {
+ snprintf(filename, len, "%s/ppd/%s.ppd", ServerRoot, p->printers[i]->name);
+ if (!access(filename, 0))
+ {
+ p = p->printers[i];
+ break;
+ }
+ }
+ }
- con->http.tls = SSL_new(context);
- SSL_set_bio(con->http.tls, bio, bio);
+ if (i >= p->num_printers)
+ p = NULL;
+ }
+ else
+ snprintf(filename, len, "%s/ppd/%s.ppd", ServerRoot, p->name);
- if (SSL_accept(con->http.tls) != 1)
+ perm_check = 0;
+ }
+ else if ((!strncmp(con->uri, "/icons/", 7) || !strncmp(con->uri, "/printers/", 10) || !strncmp(con->uri, "/classes/", 9)) && !strcmp(con->uri + strlen(con->uri) - 4, ".png"))
{
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to encrypt connection from %s!",
- con->http.hostname);
+ strlcpy(dest, strchr(con->uri + 1, '/') + 1, sizeof(dest));
+ dest[strlen(dest) - 4] = '\0'; /* Strip .png */
- while ((error = ERR_get_error()) != 0)
- cupsdLogMessage(CUPSD_LOG_ERROR, "%s", ERR_error_string(error, NULL));
+ if ((p = cupsdFindDest(dest)) == NULL)
+ {
+ cupsdLogClient(con, CUPSD_LOG_INFO, "No destination \"%s\" found.", dest);
+ return (NULL);
+ }
- SSL_CTX_free(context);
- SSL_free(con->http.tls);
- con->http.tls = NULL;
- return (0);
- }
+ if (p->type & CUPS_PRINTER_CLASS)
+ {
+ int i; /* Looping var */
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Connection from %s now encrypted.",
- con->http.hostname);
+ for (i = 0; i < p->num_printers; i ++)
+ {
+ if (!(p->printers[i]->type & CUPS_PRINTER_CLASS))
+ {
+ snprintf(filename, len, "%s/images/%s.png", CacheDir, p->printers[i]->name);
+ if (!access(filename, 0))
+ {
+ p = p->printers[i];
+ break;
+ }
+ }
+ }
- return (1);
+ if (i >= p->num_printers)
+ p = NULL;
+ }
+ else
+ snprintf(filename, len, "%s/images/%s.png", CacheDir, p->name);
-# elif defined(HAVE_GNUTLS)
- int error; /* Error code */
- gnutls_certificate_server_credentials *credentials;
- /* TLS credentials */
+ if (access(filename, F_OK) < 0)
+ snprintf(filename, len, "%s/images/generic.png", DocumentRoot);
+ perm_check = 0;
+ }
+ else if (!strncmp(con->uri, "/rss/", 5) && !strchr(con->uri + 5, '/'))
+ snprintf(filename, len, "%s/rss/%s", CacheDir, con->uri + 5);
+ else if (!strncmp(con->uri, "/strings/", 9) && !strcmp(con->uri + strlen(con->uri) - 8, ".strings"))
+ {
+ strlcpy(dest, con->uri + 9, sizeof(dest));
+ dest[strlen(dest) - 8] = '\0';
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "encrypt_client(con=%p(%d))", con,
- con->http.fd);
+ if ((p = cupsdFindDest(dest)) == NULL)
+ {
+ cupsdLogClient(con, CUPSD_LOG_INFO, "No destination \"%s\" found.", dest);
+ return (NULL);
+ }
- /*
- * Verify that we have a certificate...
- */
+ if (!p->strings)
+ {
+ cupsdLogClient(con, CUPSD_LOG_INFO, "No strings files for \"%s\".", dest);
+ return (NULL);
+ }
- if (access(ServerKey, 0) || access(ServerCertificate, 0))
- {
- /*
- * Nope, make a self-signed certificate...
- */
+ strlcpy(filename, p->strings, len);
- if (!make_certificate(con))
- return (0);
+ perm_check = 0;
}
-
- /*
- * Create the SSL object and perform the SSL handshake...
- */
-
- credentials = (gnutls_certificate_server_credentials *)
- malloc(sizeof(gnutls_certificate_server_credentials));
- if (credentials == NULL)
+ else if (!strcmp(con->uri, "/admin/conf/cupsd.conf"))
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to encrypt connection from %s - %s",
- con->http.hostname, strerror(errno));
+ strlcpy(filename, ConfigurationFile, len);
- return (0);
+ perm_check = 0;
}
-
- gnutls_certificate_allocate_credentials(credentials);
- gnutls_certificate_set_x509_key_file(*credentials, ServerCertificate,
- ServerKey, GNUTLS_X509_FMT_PEM);
-
- gnutls_init(&con->http.tls), GNUTLS_SERVER);
- gnutls_set_default_priority(con->http.tls);
- gnutls_credentials_set(con->http.tls, GNUTLS_CRD_CERTIFICATE, *credentials);
- gnutls_transport_set_ptr(con->http.tls, (gnutls_transport_ptr)HTTP(con));
- gnutls_transport_set_pull_function(con->http.tls, _httpReadGNUTLS);
- gnutls_transport_set_push_function(con->http.tls, _httpWriteGNUTLS);
-
- error = gnutls_handshake(con->http.tls);
-
- if (error != GNUTLS_E_SUCCESS)
+ else if (!strncmp(con->uri, "/admin/log/", 11))
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to encrypt connection from %s - %s",
- con->http.hostname, gnutls_strerror(error));
+ if (!strncmp(con->uri + 11, "access_log", 10) && AccessLog[0] == '/')
+ strlcpy(filename, AccessLog, len);
+ else if (!strncmp(con->uri + 11, "error_log", 9) && ErrorLog[0] == '/')
+ strlcpy(filename, ErrorLog, len);
+ else if (!strncmp(con->uri + 11, "page_log", 8) && PageLog[0] == '/')
+ strlcpy(filename, PageLog, len);
+ else
+ return (NULL);
- gnutls_deinit(con->http.tls);
- gnutls_certificate_free_credentials(*credentials);
- con->http.tls = NULL;
- free(credentials);
- return (0);
+ perm_check = 0;
}
+ else if (con->language)
+ {
+ snprintf(language, sizeof(language), "/%s", con->language->language);
+ snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
+ }
+ else
+ snprintf(filename, len, "%s%s", DocumentRoot, con->uri);
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Connection from %s now encrypted.",
- con->http.hostname);
-
- con->http.tls_credentials = credentials;
- return (1);
-
-# elif defined(HAVE_CDSASSL)
- OSStatus error = 0; /* Error code */
- CFArrayRef peerCerts; /* Peer certificates */
-
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "encrypt_client(con=%p(%d))", con,
- con->http.fd);
+ if ((ptr = strchr(filename, '?')) != NULL)
+ *ptr = '\0';
- con->http.tls_credentials = get_cdsa_certificate(con);
+ /*
+ * Grab the status for this language; if there isn't a language-specific file
+ * then fallback to the default one...
+ */
- if (!con->http.tls_credentials)
+ if ((status = lstat(filename, filestats)) != 0 && language[0] &&
+ strncmp(con->uri, "/icons/", 7) &&
+ strncmp(con->uri, "/ppd/", 5) &&
+ strncmp(con->uri, "/rss/", 5) &&
+ strncmp(con->uri, "/strings/", 9) &&
+ strncmp(con->uri, "/admin/conf/", 12) &&
+ strncmp(con->uri, "/admin/log/", 11))
{
/*
- * No keychain (yet), make a self-signed certificate...
+ * Drop the country code...
*/
- if (make_certificate(con))
- con->http.tls_credentials = get_cdsa_certificate(con);
- }
-
- if (!con->http.tls_credentials)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Could not find signing key in keychain \"%s\"",
- ServerCertificate);
- error = errSSLBadCert; /* errSSLBadConfiguration is a better choice, but not available on 10.2.x */
- }
-
- if (!error)
- error = SSLNewContext(true, &con->http.tls);
+ language[3] = '\0';
+ snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
- if (!error)
- error = SSLSetIOFuncs(con->http.tls, _httpReadCDSA, _httpWriteCDSA);
+ if ((ptr = strchr(filename, '?')) != NULL)
+ *ptr = '\0';
- if (!error)
- error = SSLSetProtocolVersionEnabled(con->http.tls, kSSLProtocol2, false);
+ if ((status = lstat(filename, filestats)) != 0)
+ {
+ /*
+ * Drop the language prefix and try the root directory...
+ */
- if (!error)
- error = SSLSetConnection(con->http.tls, HTTP(con));
+ language[0] = '\0';
+ snprintf(filename, len, "%s%s", DocumentRoot, con->uri);
- if (!error)
- error = SSLSetAllowsExpiredCerts(con->http.tls, true);
+ if ((ptr = strchr(filename, '?')) != NULL)
+ *ptr = '\0';
- if (!error)
- error = SSLSetAllowsAnyRoot(con->http.tls, true);
+ status = lstat(filename, filestats);
+ }
+ }
- if (!error)
- error = SSLSetCertificate(con->http.tls, con->http.tls_credentials);
+ /*
+ * If we've found a symlink, 404 the sucker to avoid disclosing information.
+ */
- if (!error)
+ if (!status && S_ISLNK(filestats->st_mode))
{
- /*
- * Perform SSL/TLS handshake
- */
-
- while ((error = SSLHandshake(con->http.tls)) == errSSLWouldBlock)
- usleep(1000);
- }
-
- if (error)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to encrypt connection from %s - %s (%d)",
- con->http.hostname, cssmErrorString(error), (int)error);
-
- con->http.error = error;
- con->http.status = HTTP_ERROR;
-
- if (con->http.tls)
- {
- SSLDisposeContext(con->http.tls);
- con->http.tls = NULL;
- }
-
- if (con->http.tls_credentials)
- {
- CFRelease(con->http.tls_credentials);
- con->http.tls_credentials = NULL;
- }
-
- return (0);
- }
-
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Connection from %s now encrypted.",
- con->http.hostname);
-
- if (!SSLCopyPeerCertificates(con->http.tls, &peerCerts) && peerCerts)
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Received %d peer certificates!",
- (int)CFArrayGetCount(peerCerts));
- CFRelease(peerCerts);
- }
- else
- cupsdLogMessage(CUPSD_LOG_DEBUG, "Received NO peer certificates!");
-
- return (1);
-
-# endif /* HAVE_LIBSSL */
-}
-#endif /* HAVE_SSL */
-
-
-#ifdef HAVE_CDSASSL
-/*
- * 'get_cdsa_certificate()' - Get a SSL/TLS certificate from the System keychain.
- */
-
-static CFArrayRef /* O - Array of certificates */
-get_cdsa_certificate(
- cupsd_client_t *con) /* I - Client connection */
-{
- OSStatus err; /* Error info */
- SecKeychainRef keychain = NULL;/* Keychain reference */
- SecIdentitySearchRef search = NULL; /* Search reference */
- SecIdentityRef identity = NULL;/* Identity */
- CFArrayRef certificates = NULL;
- /* Certificate array */
-# if HAVE_SECPOLICYCREATESSL
- SecPolicyRef policy = NULL; /* Policy ref */
- CFStringRef servername = NULL;
- /* Server name */
- CFMutableDictionaryRef query = NULL; /* Query qualifiers */
- char localname[1024];/* Local hostname */
-# elif defined(HAVE_SECIDENTITYSEARCHCREATEWITHPOLICY)
- SecPolicyRef policy = NULL; /* Policy ref */
- SecPolicySearchRef policy_search = NULL;
- /* Policy search ref */
- CSSM_DATA options; /* Policy options */
- CSSM_APPLE_TP_SSL_OPTIONS
- ssl_options; /* SSL Option for hostname */
- char localname[1024];/* Local hostname */
-# endif /* HAVE_SECPOLICYCREATESSL */
-
-
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "get_cdsa_certificate: Looking for certs for \"%s\"...",
- con->servername);
-
- if ((err = SecKeychainOpen(ServerCertificate, &keychain)))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot open keychain \"%s\" - %s (%d)",
- ServerCertificate, cssmErrorString(err), (int)err);
- goto cleanup;
- }
-
-# if HAVE_SECPOLICYCREATESSL
- servername = CFStringCreateWithCString(kCFAllocatorDefault, con->servername,
- kCFStringEncodingUTF8);
-
- policy = SecPolicyCreateSSL(1, servername);
-
- if (servername)
- CFRelease(servername);
-
- if (!policy)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot create ssl policy reference");
- goto cleanup;
- }
-
- if (!(query = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
- &kCFTypeDictionaryKeyCallBacks,
- &kCFTypeDictionaryValueCallBacks)))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot create query dictionary");
- goto cleanup;
- }
-
- CFDictionaryAddValue(query, kSecClass, kSecClassIdentity);
- CFDictionaryAddValue(query, kSecMatchPolicy, policy);
- CFDictionaryAddValue(query, kSecReturnRef, kCFBooleanTrue);
- CFDictionaryAddValue(query, kSecMatchLimit, kSecMatchLimitOne);
-
- err = SecItemCopyMatching(query, (CFTypeRef *)&identity);
-
- if (err && DNSSDHostName)
- {
- /*
- * Search for the connection server name failed; try the DNS-SD .local
- * hostname instead...
- */
-
- snprintf(localname, sizeof(localname), "%s.local", DNSSDHostName);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "get_cdsa_certificate: Looking for certs for \"%s\"...",
- localname);
-
- servername = CFStringCreateWithCString(kCFAllocatorDefault, localname,
- kCFStringEncodingUTF8);
-
- CFRelease(policy);
-
- policy = SecPolicyCreateSSL(1, servername);
-
- if (servername)
- CFRelease(servername);
-
- if (!policy)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot create ssl policy reference");
- goto cleanup;
- }
-
- CFDictionarySetValue(query, kSecMatchPolicy, policy);
-
- err = SecItemCopyMatching(query, (CFTypeRef *)&identity);
- }
-
- if (err)
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "Cannot find signing key in keychain \"%s\": %s (%d)",
- ServerCertificate, cssmErrorString(err), (int)err);
- goto cleanup;
- }
-
-# elif defined(HAVE_SECIDENTITYSEARCHCREATEWITHPOLICY)
- /*
- * Use a policy to search for valid certificates whose common name matches the
- * servername...
- */
-
- if (SecPolicySearchCreate(CSSM_CERT_X_509v3, &CSSMOID_APPLE_TP_SSL,
- NULL, &policy_search))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot create a policy search reference");
- goto cleanup;
- }
-
- if (SecPolicySearchCopyNext(policy_search, &policy))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Cannot find a policy to use for searching");
- goto cleanup;
- }
-
- memset(&ssl_options, 0, sizeof(ssl_options));
- ssl_options.Version = CSSM_APPLE_TP_SSL_OPTS_VERSION;
- ssl_options.ServerName = con->servername;
- ssl_options.ServerNameLen = strlen(con->servername);
-
- options.Data = (uint8 *)&ssl_options;
- options.Length = sizeof(ssl_options);
-
- if (SecPolicySetValue(policy, &options))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Cannot set policy value to use for searching");
- goto cleanup;
- }
-
- if ((err = SecIdentitySearchCreateWithPolicy(policy, NULL, CSSM_KEYUSE_SIGN,
- keychain, FALSE, &search)))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Cannot create identity search reference: %s (%d)",
- cssmErrorString(err), (int)err);
- goto cleanup;
- }
-
- err = SecIdentitySearchCopyNext(search, &identity);
-
- if (err && DNSSDHostName)
- {
- /*
- * Search for the connection server name failed; try the DNS-SD .local
- * hostname instead...
- */
-
- snprintf(localname, sizeof(localname), "%s.local", DNSSDHostName);
-
- ssl_options.ServerName = localname;
- ssl_options.ServerNameLen = strlen(localname);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "get_cdsa_certificate: Looking for certs for \"%s\"...",
- localname);
-
- if (SecPolicySetValue(policy, &options))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Cannot set policy value to use for searching");
- goto cleanup;
- }
-
- CFRelease(search);
- search = NULL;
- if ((err = SecIdentitySearchCreateWithPolicy(policy, NULL, CSSM_KEYUSE_SIGN,
- keychain, FALSE, &search)))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Cannot create identity search reference: %s (%d)",
- cssmErrorString(err), (int)err);
- goto cleanup;
- }
-
- err = SecIdentitySearchCopyNext(search, &identity);
-
- }
-
- if (err)
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "Cannot find signing key in keychain \"%s\": %s (%d)",
- ServerCertificate, cssmErrorString(err), (int)err);
- goto cleanup;
- }
-
-# else
- /*
- * Assume there is exactly one SecIdentity in the keychain...
- */
-
- if ((err = SecIdentitySearchCreate(keychain, CSSM_KEYUSE_SIGN, &search)))
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "Cannot create identity search reference (%d)", (int)err);
- goto cleanup;
- }
-
- if ((err = SecIdentitySearchCopyNext(search, &identity)))
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG,
- "Cannot find signing key in keychain \"%s\": %s (%d)",
- ServerCertificate, cssmErrorString(err), (int)err);
- goto cleanup;
- }
-# endif /* HAVE_SECPOLICYCREATESSL */
-
- if (CFGetTypeID(identity) != SecIdentityGetTypeID())
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "SecIdentity CFTypeID failure!");
- goto cleanup;
- }
-
- if ((certificates = CFArrayCreate(NULL, (const void **)&identity,
- 1, &kCFTypeArrayCallBacks)) == NULL)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Cannot create certificate array");
- goto cleanup;
- }
-
- cleanup :
-
- if (keychain)
- CFRelease(keychain);
- if (search)
- CFRelease(search);
- if (identity)
- CFRelease(identity);
-
-# if HAVE_SECPOLICYCREATESSL
- if (policy)
- CFRelease(policy);
- if (query)
- CFRelease(query);
-# elif defined(HAVE_SECIDENTITYSEARCHCREATEWITHPOLICY)
- if (policy)
- CFRelease(policy);
- if (policy_search)
- CFRelease(policy_search);
-# endif /* HAVE_SECPOLICYCREATESSL */
-
- return (certificates);
-}
-#endif /* HAVE_CDSASSL */
-
-
-/*
- * 'get_file()' - Get a filename and state info.
- */
-
-static char * /* O - Real filename */
-get_file(cupsd_client_t *con, /* I - Client connection */
- struct stat *filestats, /* O - File information */
- char *filename, /* IO - Filename buffer */
- int len) /* I - Buffer length */
-{
- int status; /* Status of filesystem calls */
- char *ptr; /* Pointer info filename */
- int plen; /* Remaining length after pointer */
- char language[7]; /* Language subdirectory, if any */
-
-
- /*
- * Figure out the real filename...
- */
-
- language[0] = '\0';
-
- if (!strncmp(con->uri, "/ppd/", 5) && !strchr(con->uri + 5, '/'))
- snprintf(filename, len, "%s%s", ServerRoot, con->uri);
- else if (!strncmp(con->uri, "/icons/", 7) && !strchr(con->uri + 7, '/'))
- {
- snprintf(filename, len, "%s/%s", CacheDir, con->uri + 7);
- if (access(filename, F_OK) < 0)
- snprintf(filename, len, "%s/images/generic.png", DocumentRoot);
- }
- else if (!strncmp(con->uri, "/rss/", 5) && !strchr(con->uri + 5, '/'))
- snprintf(filename, len, "%s/rss/%s", CacheDir, con->uri + 5);
- else if (!strncmp(con->uri, "/admin/conf/", 12))
- snprintf(filename, len, "%s%s", ServerRoot, con->uri + 11);
- else if (!strncmp(con->uri, "/admin/log/", 11))
- {
- if (!strncmp(con->uri + 11, "access_log", 10) && AccessLog[0] == '/')
- strlcpy(filename, AccessLog, len);
- else if (!strncmp(con->uri + 11, "error_log", 9) && ErrorLog[0] == '/')
- strlcpy(filename, ErrorLog, len);
- else if (!strncmp(con->uri + 11, "page_log", 8) && PageLog[0] == '/')
- strlcpy(filename, PageLog, len);
- else
- return (NULL);
- }
- else if (con->language)
- {
- snprintf(language, sizeof(language), "/%s", con->language->language);
- snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
- }
- else
- snprintf(filename, len, "%s%s", DocumentRoot, con->uri);
-
- if ((ptr = strchr(filename, '?')) != NULL)
- *ptr = '\0';
-
- /*
- * Grab the status for this language; if there isn't a language-specific file
- * then fallback to the default one...
- */
-
- if ((status = stat(filename, filestats)) != 0 && language[0] &&
- strncmp(con->uri, "/icons/", 7) &&
- strncmp(con->uri, "/ppd/", 5) &&
- strncmp(con->uri, "/rss/", 5) &&
- strncmp(con->uri, "/admin/conf/", 12) &&
- strncmp(con->uri, "/admin/log/", 11))
- {
- /*
- * Drop the country code...
- */
-
- language[3] = '\0';
- snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
-
- if ((ptr = strchr(filename, '?')) != NULL)
- *ptr = '\0';
-
- if ((status = stat(filename, filestats)) != 0)
- {
- /*
- * Drop the language prefix and try the root directory...
- */
-
- language[0] = '\0';
- snprintf(filename, len, "%s%s", DocumentRoot, con->uri);
-
- if ((ptr = strchr(filename, '?')) != NULL)
- *ptr = '\0';
-
- status = stat(filename, filestats);
- }
- }
-
- /*
- * If we're found a directory, get the index.html file instead...
- */
-
- if (!status && S_ISDIR(filestats->st_mode))
- {
- /*
- * Make sure the URI ends with a slash...
- */
-
- if (con->uri[strlen(con->uri) - 1] != '/')
- strlcat(con->uri, "/", sizeof(con->uri));
-
- /*
- * Find the directory index file, trying every language...
- */
-
- do
- {
- if (status && language[0])
- {
- /*
- * Try a different language subset...
- */
-
- if (language[3])
- language[0] = '\0'; /* Strip country code */
- else
- language[0] = '\0'; /* Strip language */
- }
-
- /*
- * Look for the index file...
- */
-
- snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
-
- if ((ptr = strchr(filename, '?')) != NULL)
- *ptr = '\0';
-
- ptr = filename + strlen(filename);
- plen = len - (ptr - filename);
-
- strlcpy(ptr, "index.html", plen);
- status = stat(filename, filestats);
-
-#ifdef HAVE_JAVA
- if (status)
- {
- strlcpy(ptr, "index.class", plen);
- status = stat(filename, filestats);
- }
-#endif /* HAVE_JAVA */
-
-#ifdef HAVE_PERL
- if (status)
- {
- strlcpy(ptr, "index.pl", plen);
- status = stat(filename, filestats);
- }
-#endif /* HAVE_PERL */
-
-#ifdef HAVE_PHP
- if (status)
- {
- strlcpy(ptr, "index.php", plen);
- status = stat(filename, filestats);
- }
-#endif /* HAVE_PHP */
-
-#ifdef HAVE_PYTHON
- if (status)
- {
- strlcpy(ptr, "index.pyc", plen);
- status = stat(filename, filestats);
- }
-
- if (status)
- {
- strlcpy(ptr, "index.py", plen);
- status = stat(filename, filestats);
- }
-#endif /* HAVE_PYTHON */
-
- }
- while (status && language[0]);
- }
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "get_file(con=%p(%d), filestats=%p, filename=%p, len=%d) = "
- "%s", con, con->http.fd, filestats, filename, len,
- status ? "(null)" : filename);
-
- if (status)
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Symlinks such as \"%s\" are not allowed.", filename);
return (NULL);
- else
- return (filename);
-}
-
-
-/*
- * 'install_conf_file()' - Install a configuration file.
- */
-
-static http_status_t /* O - Status */
-install_conf_file(cupsd_client_t *con) /* I - Connection */
-{
- cups_file_t *in, /* Input file */
- *out; /* Output file */
- char buffer[1024]; /* Copy buffer */
- int bytes; /* Number of bytes */
- char conffile[1024], /* Configuration filename */
- newfile[1024], /* New config filename */
- oldfile[1024]; /* Old config filename */
- struct stat confinfo; /* Config file info */
-
-
- /*
- * First construct the filenames...
- */
-
- snprintf(conffile, sizeof(conffile), "%s%s", ServerRoot, con->uri + 11);
- snprintf(newfile, sizeof(newfile), "%s%s.N", ServerRoot, con->uri + 11);
- snprintf(oldfile, sizeof(oldfile), "%s%s.O", ServerRoot, con->uri + 11);
-
- cupsdLogMessage(CUPSD_LOG_INFO, "Installing config file \"%s\"...", conffile);
-
- /*
- * Get the owner, group, and permissions of the configuration file.
- * If it doesn't exist, assign it to the User and Group in the
- * cupsd.conf file with mode 0640 permissions.
- */
-
- if (stat(conffile, &confinfo))
- {
- confinfo.st_uid = User;
- confinfo.st_gid = Group;
- confinfo.st_mode = ConfigFilePerm;
}
/*
- * Open the request file and new config file...
- */
-
- if ((in = cupsFileOpen(con->filename, "rb")) == NULL)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to open request file \"%s\" - %s",
- con->filename, strerror(errno));
- return (HTTP_SERVER_ERROR);
- }
-
- if ((out = cupsFileOpen(newfile, "wb")) == NULL)
- {
- cupsFileClose(in);
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to open config file \"%s\" - %s",
- newfile, strerror(errno));
- return (HTTP_SERVER_ERROR);
- }
-
- fchmod(cupsFileNumber(out), confinfo.st_mode);
- fchown(cupsFileNumber(out), confinfo.st_uid, confinfo.st_gid);
-
- /*
- * Copy from the request to the new config file...
- */
-
- while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0)
- if (cupsFileWrite(out, buffer, bytes) < bytes)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to copy to config file \"%s\" - %s",
- newfile, strerror(errno));
-
- cupsFileClose(in);
- cupsFileClose(out);
- unlink(newfile);
-
- return (HTTP_SERVER_ERROR);
- }
-
- /*
- * Close the files...
- */
-
- cupsFileClose(in);
- if (cupsFileClose(out))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Error file closing config file \"%s\" - %s",
- newfile, strerror(errno));
-
- unlink(newfile);
-
- return (HTTP_SERVER_ERROR);
- }
-
- /*
- * Remove the request file...
- */
-
- unlink(con->filename);
- cupsdClearString(&con->filename);
-
- /*
- * Unlink the old backup, rename the current config file to the backup
- * filename, and rename the new config file to the config file name...
- */
-
- if (unlink(oldfile))
- if (errno != ENOENT)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to remove backup config file \"%s\" - %s",
- oldfile, strerror(errno));
-
- unlink(newfile);
-
- return (HTTP_SERVER_ERROR);
- }
-
- if (rename(conffile, oldfile))
- if (errno != ENOENT)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to rename old config file \"%s\" - %s",
- conffile, strerror(errno));
-
- unlink(newfile);
-
- return (HTTP_SERVER_ERROR);
- }
-
- if (rename(newfile, conffile))
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to rename new config file \"%s\" - %s",
- newfile, strerror(errno));
-
- rename(oldfile, conffile);
- unlink(newfile);
-
- return (HTTP_SERVER_ERROR);
- }
-
- /*
- * If the cupsd.conf file was updated, set the NeedReload flag...
- */
-
- if (!strcmp(con->uri, "/admin/conf/cupsd.conf"))
- NeedReload = RELOAD_CUPSD;
- else
- NeedReload = RELOAD_ALL;
-
- ReloadTime = time(NULL);
-
- /*
- * Return that the file was created successfully...
- */
-
- return (HTTP_CREATED);
-}
-
-
-/*
- * 'is_cgi()' - Is the resource a CGI script/program?
- */
-
-static int /* O - 1 = CGI, 0 = file */
-is_cgi(cupsd_client_t *con, /* I - Client connection */
- const char *filename, /* I - Real filename */
- struct stat *filestats, /* I - File information */
- mime_type_t *type) /* I - MIME type */
-{
- const char *options; /* Options on URL */
-
-
- /*
- * Get the options, if any...
- */
-
- if ((options = strchr(con->uri, '?')) != NULL)
- {
- options ++;
- cupsdSetStringf(&(con->query_string), "QUERY_STRING=%s", options);
- }
-
- /*
- * Check for known types...
- */
-
- if (!type || strcasecmp(type->super, "application"))
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 0", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (0);
- }
-
- if (!strcasecmp(type->type, "x-httpd-cgi") &&
- (filestats->st_mode & 0111))
- {
- /*
- * "application/x-httpd-cgi" is a CGI script.
- */
-
- cupsdSetString(&con->command, filename);
-
- if (options)
- cupsdSetStringf(&con->options, " %s", options);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 1", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (1);
- }
-#ifdef HAVE_JAVA
- else if (!strcasecmp(type->type, "x-httpd-java"))
- {
- /*
- * "application/x-httpd-java" is a Java servlet.
- */
-
- cupsdSetString(&con->command, CUPS_JAVA);
-
- if (options)
- cupsdSetStringf(&con->options, " %s %s", filename, options);
- else
- cupsdSetStringf(&con->options, " %s", filename);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 1", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (1);
- }
-#endif /* HAVE_JAVA */
-#ifdef HAVE_PERL
- else if (!strcasecmp(type->type, "x-httpd-perl"))
- {
- /*
- * "application/x-httpd-perl" is a Perl page.
- */
-
- cupsdSetString(&con->command, CUPS_PERL);
-
- if (options)
- cupsdSetStringf(&con->options, " %s %s", filename, options);
- else
- cupsdSetStringf(&con->options, " %s", filename);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 1", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (1);
- }
-#endif /* HAVE_PERL */
-#ifdef HAVE_PHP
- else if (!strcasecmp(type->type, "x-httpd-php"))
- {
- /*
- * "application/x-httpd-php" is a PHP page.
- */
-
- cupsdSetString(&con->command, CUPS_PHP);
-
- if (options)
- cupsdSetStringf(&con->options, " %s %s", filename, options);
- else
- cupsdSetStringf(&con->options, " %s", filename);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 1", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (1);
- }
-#endif /* HAVE_PHP */
-#ifdef HAVE_PYTHON
- else if (!strcasecmp(type->type, "x-httpd-python"))
- {
- /*
- * "application/x-httpd-python" is a Python page.
- */
-
- cupsdSetString(&con->command, CUPS_PYTHON);
-
- if (options)
- cupsdSetStringf(&con->options, " %s %s", filename, options);
- else
- cupsdSetStringf(&con->options, " %s", filename);
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 1", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (1);
- }
-#endif /* HAVE_PYTHON */
-
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "is_cgi(con=%p(%d), filename=\"%s\", filestats=%p, "
- "type=%s/%s) = 0", con, con->http.fd, filename, filestats,
- type ? type->super : "unknown",
- type ? type->type : "unknown");
- return (0);
-}
-
-
-/*
- * 'is_path_absolute()' - Is a path absolute and free of relative elements (i.e. "..").
- */
-
-static int /* O - 0 if relative, 1 if absolute */
-is_path_absolute(const char *path) /* I - Input path */
-{
- /*
- * Check for a leading slash...
- */
-
- if (path[0] != '/')
- return (0);
-
- /*
- * Check for "/.." in the path...
- */
-
- while ((path = strstr(path, "/..")) != NULL)
- {
- if (!path[3] || path[3] == '/')
- return (0);
-
- path ++;
- }
-
- /*
- * If we haven't found any relative paths, return 1 indicating an
- * absolute path...
- */
-
- return (1);
-}
-
-
-#ifdef HAVE_SSL
-/*
- * 'make_certificate()' - Make a self-signed SSL/TLS certificate.
- */
-
-static int /* O - 1 on success, 0 on failure */
-make_certificate(cupsd_client_t *con) /* I - Client connection */
-{
-#if defined(HAVE_LIBSSL) && defined(HAVE_WAITPID)
- int pid, /* Process ID of command */
- status; /* Status of command */
- char command[1024], /* Command */
- *argv[12], /* Command-line arguments */
- *envp[MAX_ENV + 1], /* Environment variables */
- infofile[1024], /* Type-in information for cert */
- seedfile[1024]; /* Random number seed file */
- int envc, /* Number of environment variables */
- bytes; /* Bytes written */
- cups_file_t *fp; /* Seed/info file */
- int infofd; /* Info file descriptor */
-
-
- /*
- * Run the "openssl" command to seed the random number generator and
- * generate a self-signed certificate that is good for 10 years:
- *
- * openssl rand -rand seedfile 1
- *
- * openssl req -new -x509 -keyout ServerKey \
- * -out ServerCertificate -days 3650 -nodes
- *
- * The seeding step is crucial in ensuring that the openssl command
- * does not block on systems without sufficient entropy...
+ * Similarly, if the file/directory does not have world read permissions, do
+ * not allow access...
*/
- if (!cupsFileFind("openssl", getenv("PATH"), 1, command, sizeof(command)))
+ if (!status && perm_check && !(filestats->st_mode & S_IROTH))
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "No SSL certificate and openssl command not found!");
- return (0);
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Files/directories such as \"%s\" must be world-readable.", filename);
+ return (NULL);
}
- if (access("/dev/urandom", 0))
+ /*
+ * If we've found a directory, get the index.html file instead...
+ */
+
+ if (!status && S_ISDIR(filestats->st_mode))
{
/*
- * If the system doesn't provide /dev/urandom, then any random source
- * will probably be blocking-style, so generate some random data to
- * use as a seed for the certificate. Note that we have already
- * seeded the random number generator in cupsdInitCerts()...
+ * Make sure the URI ends with a slash...
*/
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Seeding the random number generator...");
+ if (con->uri[strlen(con->uri) - 1] != '/')
+ strlcat(con->uri, "/", sizeof(con->uri));
/*
- * Write the seed file...
+ * Find the directory index file, trying every language...
*/
- if ((fp = cupsTempFile2(seedfile, sizeof(seedfile))) == NULL)
+ do
{
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to create seed file %s - %s",
- seedfile, strerror(errno));
- return (0);
- }
+ if (status && language[0])
+ {
+ /*
+ * Try a different language subset...
+ */
- for (bytes = 0; bytes < 262144; bytes ++)
- cupsFilePutChar(fp, random());
+ if (language[3])
+ language[0] = '\0'; /* Strip country code */
+ else
+ language[0] = '\0'; /* Strip language */
+ }
- cupsFileClose(fp);
+ /*
+ * Look for the index file...
+ */
- /*
- * Run the openssl command to seed its random number generator...
- */
+ snprintf(filename, len, "%s%s%s", DocumentRoot, language, con->uri);
- argv[0] = "openssl";
- argv[1] = "rand";
- argv[2] = "-rand";
- argv[3] = seedfile;
- argv[4] = "1";
- argv[5] = NULL;
+ if ((ptr = strchr(filename, '?')) != NULL)
+ *ptr = '\0';
- envc = cupsdLoadEnv(envp, MAX_ENV);
- envp[envc] = NULL;
+ ptr = filename + strlen(filename);
+ plen = len - (size_t)(ptr - filename);
- if (!cupsdStartProcess(command, argv, envp, -1, -1, -1, -1, -1, 1, NULL,
- NULL, &pid))
- {
- unlink(seedfile);
- return (0);
+ strlcpy(ptr, "index.html", plen);
+ status = lstat(filename, filestats);
}
+ while (status && language[0]);
- while (waitpid(pid, &status, 0) < 0)
- if (errno != EINTR)
- {
- status = 1;
- break;
- }
+ /*
+ * If we've found a symlink, 404 the sucker to avoid disclosing information.
+ */
- cupsdFinishProcess(pid, command, sizeof(command), NULL);
+ if (!status && S_ISLNK(filestats->st_mode))
+ {
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Symlinks such as \"%s\" are not allowed.", filename);
+ return (NULL);
+ }
/*
- * Remove the seed file, as it is no longer needed...
+ * Similarly, if the file/directory does not have world read permissions, do
+ * not allow access...
*/
- unlink(seedfile);
-
- if (status)
+ if (!status && perm_check && !(filestats->st_mode & S_IROTH))
{
- if (WIFEXITED(status))
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to seed random number generator - "
- "the openssl command stopped with status %d!",
- WEXITSTATUS(status));
- else
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to seed random number generator - "
- "the openssl command crashed on signal %d!",
- WTERMSIG(status));
-
- return (0);
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Files/directories such as \"%s\" must be world-readable.", filename);
+ return (NULL);
}
}
- /*
- * Create a file with the certificate information fields...
- *
- * Note: This assumes that the default questions are asked by the openssl
- * command...
- */
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "get_file: filestats=%p, filename=%p, len=" CUPS_LLFMT ", returning \"%s\".", filestats, filename, CUPS_LLCAST len, status ? "(null)" : filename);
- if ((fp = cupsTempFile2(infofile, sizeof(infofile))) == NULL)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create certificate information file %s - %s",
- infofile, strerror(errno));
- return (0);
- }
+ if (status)
+ return (NULL);
+ else
+ return (filename);
+}
- cupsFilePrintf(fp, ".\n.\n.\n%s\n.\n%s\n%s\n",
- ServerName, ServerName, ServerAdmin);
- cupsFileClose(fp);
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Generating SSL server key and certificate...");
+/*
+ * 'install_cupsd_conf()' - Install a configuration file.
+ */
- argv[0] = "openssl";
- argv[1] = "req";
- argv[2] = "-new";
- argv[3] = "-x509";
- argv[4] = "-keyout";
- argv[5] = ServerKey;
- argv[6] = "-out";
- argv[7] = ServerCertificate;
- argv[8] = "-days";
- argv[9] = "3650";
- argv[10] = "-nodes";
- argv[11] = NULL;
+static http_status_t /* O - Status */
+install_cupsd_conf(cupsd_client_t *con) /* I - Connection */
+{
+ char filename[1024]; /* Configuration filename */
+ cups_file_t *in, /* Input file */
+ *out; /* Output file */
+ char buffer[16384]; /* Copy buffer */
+ ssize_t bytes; /* Number of bytes */
- cupsdLoadEnv(envp, MAX_ENV);
- infofd = open(infofile, O_RDONLY);
+ /*
+ * Open the request file...
+ */
- if (!cupsdStartProcess(command, argv, envp, infofd, -1, -1, -1, -1, 1, NULL,
- NULL, &pid))
+ if ((in = cupsFileOpen(con->filename, "rb")) == NULL)
{
- close(infofd);
- unlink(infofile);
- return (0);
+ cupsdLogClient(con, CUPSD_LOG_ERROR, "Unable to open request file \"%s\": %s",
+ con->filename, strerror(errno));
+ goto server_error;
}
- close(infofd);
- unlink(infofile);
-
- while (waitpid(pid, &status, 0) < 0)
- if (errno != EINTR)
- {
- status = 1;
- break;
- }
-
- cupsdFinishProcess(pid, command, sizeof(command), NULL);
+ /*
+ * Open the new config file...
+ */
- if (status)
- {
- if (WIFEXITED(status))
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server key and certificate - "
- "the openssl command stopped with status %d!",
- WEXITSTATUS(status));
- else
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server key and certificate - "
- "the openssl command crashed on signal %d!",
- WTERMSIG(status));
- }
- else
+ if ((out = cupsdCreateConfFile(ConfigurationFile, ConfigFilePerm)) == NULL)
{
- cupsdLogMessage(CUPSD_LOG_INFO, "Created SSL server key file \"%s\"...",
- ServerKey);
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Created SSL server certificate file \"%s\"...",
- ServerCertificate);
+ cupsFileClose(in);
+ goto server_error;
}
- return (!status);
-
-#elif defined(HAVE_GNUTLS)
- gnutls_x509_crt crt; /* Self-signed certificate */
- gnutls_x509_privkey key; /* Encryption key */
- cups_lang_t *language; /* Default language info */
- cups_file_t *fp; /* Key/cert file */
- unsigned char buffer[8192]; /* Buffer for x509 data */
- size_t bytes; /* Number of bytes of data */
- unsigned char serial[4]; /* Serial number buffer */
- time_t curtime; /* Current time */
- int result; /* Result of GNU TLS calls */
-
+ cupsdLogClient(con, CUPSD_LOG_INFO, "Installing config file \"%s\"...",
+ ConfigurationFile);
/*
- * Create the encryption key...
+ * Copy from the request to the new config file...
*/
- cupsdLogMessage(CUPSD_LOG_INFO, "Generating SSL server key...");
+ while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0)
+ if (cupsFileWrite(out, buffer, (size_t)bytes) < bytes)
+ {
+ cupsdLogClient(con, CUPSD_LOG_ERROR,
+ "Unable to copy to config file \"%s\": %s",
+ ConfigurationFile, strerror(errno));
+
+ cupsFileClose(in);
+ cupsFileClose(out);
+
+ snprintf(filename, sizeof(filename), "%s.N", ConfigurationFile);
+ cupsdUnlinkOrRemoveFile(filename);
- gnutls_x509_privkey_init(&key);
- gnutls_x509_privkey_generate(key, GNUTLS_PK_RSA, 2048, 0);
+ goto server_error;
+ }
/*
- * Save it...
+ * Close the files...
*/
- bytes = sizeof(buffer);
-
- if ((result = gnutls_x509_privkey_export(key, GNUTLS_X509_FMT_PEM,
- buffer, &bytes)) < 0)
- {
- cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to export SSL server key - %s",
- gnutls_strerror(result));
- gnutls_x509_privkey_deinit(key);
- return (0);
- }
- else if ((fp = cupsFileOpen(ServerKey, "w")) != NULL)
- {
- cupsFileWrite(fp, (char *)buffer, bytes);
- cupsFileClose(fp);
+ cupsFileClose(in);
- cupsdLogMessage(CUPSD_LOG_INFO, "Created SSL server key file \"%s\"...",
- ServerKey);
- }
- else
- {
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server key file \"%s\" - %s",
- ServerKey, strerror(errno));
- gnutls_x509_privkey_deinit(key);
- return (0);
- }
+ if (cupsdCloseCreatedConfFile(out, ConfigurationFile))
+ goto server_error;
/*
- * Create the self-signed certificate...
+ * Remove the request file...
*/
- cupsdLogMessage(CUPSD_LOG_INFO, "Generating self-signed SSL certificate...");
+ cupsdUnlinkOrRemoveFile(con->filename);
+ cupsdClearString(&con->filename);
- language = cupsLangDefault();
- curtime = time(NULL);
- serial[0] = curtime >> 24;
- serial[1] = curtime >> 16;
- serial[2] = curtime >> 8;
- serial[3] = curtime;
+ /*
+ * Set the NeedReload flag...
+ */
- gnutls_x509_crt_init(&crt);
- if (strlen(language->language) == 5)
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_COUNTRY_NAME, 0,
- language->language + 3, 2);
- else
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_COUNTRY_NAME, 0,
- "US", 2);
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_COMMON_NAME, 0,
- ServerName, strlen(ServerName));
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_ORGANIZATION_NAME, 0,
- ServerName, strlen(ServerName));
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_ORGANIZATIONAL_UNIT_NAME,
- 0, "Unknown", 7);
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_STATE_OR_PROVINCE_NAME, 0,
- "Unknown", 7);
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_X520_LOCALITY_NAME, 0,
- "Unknown", 7);
- gnutls_x509_crt_set_dn_by_oid(crt, GNUTLS_OID_PKCS9_EMAIL, 0,
- ServerAdmin, strlen(ServerAdmin));
- gnutls_x509_crt_set_key(crt, key);
- gnutls_x509_crt_set_serial(crt, serial, sizeof(serial));
- gnutls_x509_crt_set_activation_time(crt, curtime);
- gnutls_x509_crt_set_expiration_time(crt, curtime + 10 * 365 * 86400);
- gnutls_x509_crt_set_ca_status(crt, 0);
- gnutls_x509_crt_set_subject_alternative_name(crt, GNUTLS_SAN_DNSNAME,
- ServerName);
- gnutls_x509_crt_set_key_purpose_oid(crt, GNUTLS_KP_TLS_WWW_SERVER, 0);
- gnutls_x509_crt_set_key_usage(crt, GNUTLS_KEY_KEY_ENCIPHERMENT);
- gnutls_x509_crt_set_version(crt, 3);
-
- bytes = sizeof(buffer);
- if (gnutls_x509_crt_get_key_id(crt, 0, buffer, &bytes) >= 0)
- gnutls_x509_crt_set_subject_key_id(crt, buffer, bytes);
-
- gnutls_x509_crt_sign(crt, crt, key);
+ NeedReload = RELOAD_CUPSD;
+ ReloadTime = time(NULL);
/*
- * Save it...
+ * Return that the file was created successfully...
*/
- bytes = sizeof(buffer);
- if ((result = gnutls_x509_crt_export(crt, GNUTLS_X509_FMT_PEM,
- buffer, &bytes)) < 0)
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to export SSL server certificate - %s",
- gnutls_strerror(result));
- else if ((fp = cupsFileOpen(ServerCertificate, "w")) != NULL)
- {
- cupsFileWrite(fp, (char *)buffer, bytes);
- cupsFileClose(fp);
-
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Created SSL server certificate file \"%s\"...",
- ServerCertificate);
- }
- else
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server certificate file \"%s\" - %s",
- ServerCertificate, strerror(errno));
+ return (HTTP_STATUS_CREATED);
/*
- * Cleanup...
+ * Common exit for errors...
*/
- gnutls_x509_crt_deinit(crt);
- gnutls_x509_privkey_deinit(key);
+ server_error:
- return (1);
+ cupsdUnlinkOrRemoveFile(con->filename);
+ cupsdClearString(&con->filename);
+
+ return (HTTP_STATUS_SERVER_ERROR);
+}
+
+
+/*
+ * 'is_cgi()' - Is the resource a CGI script/program?
+ */
+
+static int /* O - 1 = CGI, 0 = file */
+is_cgi(cupsd_client_t *con, /* I - Client connection */
+ const char *filename, /* I - Real filename */
+ struct stat *filestats, /* I - File information */
+ mime_type_t *type) /* I - MIME type */
+{
+ const char *options; /* Options on URL */
-#elif defined(HAVE_CDSASSL) && defined(HAVE_WAITPID)
- int pid, /* Process ID of command */
- status; /* Status of command */
- char command[1024], /* Command */
- *argv[4], /* Command-line arguments */
- *envp[MAX_ENV + 1], /* Environment variables */
- keychain[1024], /* Keychain argument */
- infofile[1024], /* Type-in information for cert */
- localname[1024], /* Local hostname */
- *servername; /* Name of server in cert */
- cups_file_t *fp; /* Seed/info file */
- int infofd; /* Info file descriptor */
-
-
- if (con->servername && isdigit(con->servername[0] & 255) && DNSSDHostName)
- {
- snprintf(localname, sizeof(localname), "%s.local", DNSSDHostName);
- servername = localname;
- }
- else
- servername = con->servername;
/*
- * Run the "certtool" command to generate a self-signed certificate...
+ * Get the options, if any...
*/
- if (!cupsFileFind("certtool", getenv("PATH"), 1, command, sizeof(command)))
+ if ((options = strchr(con->uri, '?')) != NULL)
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "No SSL certificate and certtool command not found!");
- return (0);
+ options ++;
+ cupsdSetStringf(&(con->query_string), "QUERY_STRING=%s", options);
}
/*
- * Create a file with the certificate information fields...
- *
- * Note: This assumes that the default questions are asked by the certtool
- * command...
+ * Check for known types...
*/
- if ((fp = cupsTempFile2(infofile, sizeof(infofile))) == NULL)
+ if (!type || _cups_strcasecmp(type->super, "application"))
{
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create certificate information file %s - %s",
- infofile, strerror(errno));
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "is_cgi: filename=\"%s\", filestats=%p, type=%s/%s, returning 0.", filename, filestats, type ? type->super : "unknown", type ? type->type : "unknown");
return (0);
}
- cupsFilePrintf(fp, "%s\nr\n\ny\nb\ns\ny\n%s\n\n\n\n\n%s\ny\n",
- servername, servername, ServerAdmin);
- cupsFileClose(fp);
+ if (!_cups_strcasecmp(type->type, "x-httpd-cgi") &&
+ (filestats->st_mode & 0111))
+ {
+ /*
+ * "application/x-httpd-cgi" is a CGI script.
+ */
+
+ cupsdSetString(&con->command, filename);
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Generating SSL server key and certificate...");
+ if (options)
+ cupsdSetStringf(&con->options, " %s", options);
- snprintf(keychain, sizeof(keychain), "k=%s", ServerCertificate);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "is_cgi: filename=\"%s\", filestats=%p, type=%s/%s, returning 1.", filename, filestats, type->super, type->type);
+ return (1);
+ }
- argv[0] = "certtool";
- argv[1] = "c";
- argv[2] = keychain;
- argv[3] = NULL;
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "is_cgi: filename=\"%s\", filestats=%p, type=%s/%s, returning 0.", filename, filestats, type->super, type->type);
+ return (0);
+}
- cupsdLoadEnv(envp, MAX_ENV);
- infofd = open(infofile, O_RDONLY);
+/*
+ * 'is_path_absolute()' - Is a path absolute and free of relative elements (i.e. "..").
+ */
- if (!cupsdStartProcess(command, argv, envp, infofd, -1, -1, -1, -1, 1, NULL,
- NULL, &pid))
- {
- close(infofd);
- unlink(infofile);
+static int /* O - 0 if relative, 1 if absolute */
+is_path_absolute(const char *path) /* I - Input path */
+{
+ /*
+ * Check for a leading slash...
+ */
+
+ if (path[0] != '/')
return (0);
- }
- close(infofd);
- unlink(infofile);
+ /*
+ * Check for "<" or quotes in the path and reject since this is probably
+ * someone trying to inject HTML...
+ */
- while (waitpid(pid, &status, 0) < 0)
- if (errno != EINTR)
- {
- status = 1;
- break;
- }
+ if (strchr(path, '<') != NULL || strchr(path, '\"') != NULL || strchr(path, '\'') != NULL)
+ return (0);
- cupsdFinishProcess(pid, command, sizeof(command), NULL);
+ /*
+ * Check for "/.." in the path...
+ */
- if (status)
- {
- if (WIFEXITED(status))
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server key and certificate - "
- "the certtool command stopped with status %d!",
- WEXITSTATUS(status));
- else
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "Unable to create SSL server key and certificate - "
- "the certtool command crashed on signal %d!",
- WTERMSIG(status));
- }
- else
+ while ((path = strstr(path, "/..")) != NULL)
{
- cupsdLogMessage(CUPSD_LOG_INFO,
- "Created SSL server certificate file \"%s\"...",
- ServerCertificate);
+ if (!path[3] || path[3] == '/')
+ return (0);
+
+ path ++;
}
- return (!status);
+ /*
+ * If we haven't found any relative paths, return 1 indicating an
+ * absolute path...
+ */
-#else
- return (0);
-#endif /* HAVE_LIBSSL && HAVE_WAITPID */
+ return (1);
}
-#endif /* HAVE_SSL */
/*
server_name[1024], /* SERVER_NAME environment variable */
server_port[1024]; /* SERVER_PORT environment variable */
ipp_attribute_t *attr; /* attributes-natural-language attribute */
- void *ccache = NULL; /* Kerberos credentials */
/*
* be consistent with Apache...
*/
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "pipe_command(con=%p(%d), infile=%d, outfile=%p, "
- "command=\"%s\", options=\"%s\", root=%d)",
- con, con->http.fd, infile, outfile, command,
- options ? options : "(null)", root);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "pipe_command: infile=%d, outfile=%p, command=\"%s\", options=\"%s\", root=%d", infile, outfile, command, options ? options : "(null)", root);
argv[0] = command;
if (options)
- {
- commptr = options;
- if (*commptr == ' ')
- commptr ++;
- strlcpy(argbuf, commptr, sizeof(argbuf));
- }
+ strlcpy(argbuf, options, sizeof(argbuf));
else
argbuf[0] = '\0';
commptr ++;
}
- if (*commptr == '?' && con->operation == HTTP_GET && !con->query_string)
+ if (*commptr == '?' && con->operation == HTTP_STATE_GET && !con->query_string)
{
commptr ++;
cupsdSetStringf(&(con->query_string), "QUERY_STRING=%s", commptr);
*/
if (commptr[1] >= '0' && commptr[1] <= '9')
- *commptr = (commptr[1] - '0') << 4;
+ *commptr = (char)((commptr[1] - '0') << 4);
else
- *commptr = (tolower(commptr[1]) - 'a' + 10) << 4;
+ *commptr = (char)((tolower(commptr[1]) - 'a' + 10) << 4);
if (commptr[2] >= '0' && commptr[2] <= '9')
*commptr |= commptr[2] - '0';
if (con->username[0])
{
snprintf(auth_type, sizeof(auth_type), "AUTH_TYPE=%s",
- httpGetField(HTTP(con), HTTP_FIELD_AUTHORIZATION));
+ httpGetField(con->http, HTTP_FIELD_AUTHORIZATION));
if ((uriptr = strchr(auth_type + 10, ' ')) != NULL)
*uriptr = '\0';
else
auth_type[0] = '\0';
- if (con->request &&
- (attr = ippFindAttribute(con->request, "attributes-natural-language",
- IPP_TAG_LANGUAGE)) != NULL)
+ if (con->request && (attr = ippFindAttribute(con->request, "attributes-natural-language", IPP_TAG_LANGUAGE)) != NULL)
{
- switch (strlen(attr->values[0].string.text))
- {
- default :
- /*
- * This is an unknown or badly formatted language code; use
- * the POSIX locale...
- */
-
- strcpy(lang, "LANG=C");
- break;
-
- case 2 :
- /*
- * Just the language code (ll)...
- */
-
- snprintf(lang, sizeof(lang), "LANG=%s.UTF8",
- attr->values[0].string.text);
- break;
-
- case 5 :
- /*
- * Language and country code (ll-cc)...
- */
+ cups_lang_t *language = cupsLangGet(ippGetString(attr, 0, NULL));
- snprintf(lang, sizeof(lang), "LANG=%c%c_%c%c.UTF8",
- attr->values[0].string.text[0],
- attr->values[0].string.text[1],
- toupper(attr->values[0].string.text[3] & 255),
- toupper(attr->values[0].string.text[4] & 255));
- break;
- }
+ snprintf(lang, sizeof(lang), "LANG=%s.UTF8", language->language);
+ cupsLangFree(language);
}
else if (con->language)
snprintf(lang, sizeof(lang), "LANG=%s.UTF8", con->language->language);
else
- strcpy(lang, "LANG=C");
+ strlcpy(lang, "LANG=C", sizeof(lang));
- strcpy(remote_addr, "REMOTE_ADDR=");
- httpAddrString(con->http.hostaddr, remote_addr + 12,
+ strlcpy(remote_addr, "REMOTE_ADDR=", sizeof(remote_addr));
+ httpAddrString(httpGetAddress(con->http), remote_addr + 12,
sizeof(remote_addr) - 12);
snprintf(remote_host, sizeof(remote_host), "REMOTE_HOST=%s",
- con->http.hostname);
+ httpGetHostname(con->http, NULL, 0));
snprintf(script_name, sizeof(script_name), "SCRIPT_NAME=%s", con->uri);
if ((uriptr = strchr(script_name, '?')) != NULL)
snprintf(script_filename, sizeof(script_filename), "SCRIPT_FILENAME=%s%s",
DocumentRoot, script_name + 12);
- sprintf(server_port, "SERVER_PORT=%d", con->serverport);
+ snprintf(server_port, sizeof(server_port), "SERVER_PORT=%d", con->serverport);
- if (con->http.fields[HTTP_FIELD_HOST][0])
+ if (httpGetField(con->http, HTTP_FIELD_HOST)[0])
{
char *nameptr; /* Pointer to ":port" */
snprintf(server_name, sizeof(server_name), "SERVER_NAME=%s",
- con->http.fields[HTTP_FIELD_HOST]);
+ httpGetField(con->http, HTTP_FIELD_HOST));
if ((nameptr = strrchr(server_name, ':')) != NULL && !strchr(nameptr, ']'))
*nameptr = '\0'; /* Strip trailing ":port" */
}
envp[envc ++] = remote_user;
}
- if (con->http.version == HTTP_1_1)
+ if (httpGetVersion(con->http) == HTTP_VERSION_1_1)
envp[envc ++] = "SERVER_PROTOCOL=HTTP/1.1";
- else if (con->http.version == HTTP_1_0)
+ else if (httpGetVersion(con->http) == HTTP_VERSION_1_0)
envp[envc ++] = "SERVER_PROTOCOL=HTTP/1.0";
else
envp[envc ++] = "SERVER_PROTOCOL=HTTP/0.9";
- if (con->http.cookie)
+ if (httpGetCookie(con->http))
{
snprintf(http_cookie, sizeof(http_cookie), "HTTP_COOKIE=%s",
- con->http.cookie);
+ httpGetCookie(con->http));
envp[envc ++] = http_cookie;
}
- if (con->http.fields[HTTP_FIELD_USER_AGENT][0])
+ if (httpGetField(con->http, HTTP_FIELD_USER_AGENT)[0])
{
snprintf(http_user_agent, sizeof(http_user_agent), "HTTP_USER_AGENT=%s",
- con->http.fields[HTTP_FIELD_USER_AGENT]);
+ httpGetField(con->http, HTTP_FIELD_USER_AGENT));
envp[envc ++] = http_user_agent;
}
- if (con->http.fields[HTTP_FIELD_REFERER][0])
+ if (httpGetField(con->http, HTTP_FIELD_REFERER)[0])
{
snprintf(http_referer, sizeof(http_referer), "HTTP_REFERER=%s",
- con->http.fields[HTTP_FIELD_REFERER]);
+ httpGetField(con->http, HTTP_FIELD_REFERER));
envp[envc ++] = http_referer;
}
- if (con->operation == HTTP_GET)
+ if (con->operation == HTTP_STATE_GET)
{
envp[envc ++] = "REQUEST_METHOD=GET";
sprintf(content_length, "CONTENT_LENGTH=" CUPS_LLFMT,
CUPS_LLCAST con->bytes);
snprintf(content_type, sizeof(content_type), "CONTENT_TYPE=%s",
- con->http.fields[HTTP_FIELD_CONTENT_TYPE]);
+ httpGetField(con->http, HTTP_FIELD_CONTENT_TYPE));
envp[envc ++] = "REQUEST_METHOD=POST";
envp[envc ++] = content_length;
* Tell the CGI if we are using encryption...
*/
- if (con->http.tls)
+ if (httpIsEncrypted(con->http))
envp[envc ++] = "HTTPS=ON";
/*
*/
if (con->username[0])
- cupsdAddCert(pid, con->username, ccache);
+ cupsdAddCert(pid, con->username, con->type);
cupsdLogMessage(CUPSD_LOG_DEBUG, "[CGI] Started %s (PID %d)", command, pid);
{
cupsd_alias_t *a; /* Current alias */
cupsd_netif_t *netif; /* Current network interface */
- const char *host, /* Host field */
- *end; /* End character */
+ const char *end; /* End character */
+ char *ptr; /* Pointer into host value */
+
+
+ /*
+ * Copy the Host: header for later use...
+ */
+ strlcpy(con->clientname, httpGetField(con->http, HTTP_FIELD_HOST),
+ sizeof(con->clientname));
+ if ((ptr = strrchr(con->clientname, ':')) != NULL && !strchr(ptr, ']'))
+ {
+ *ptr++ = '\0';
+ con->clientport = atoi(ptr);
+ }
+ else
+ con->clientport = con->serverport;
- host = con->http.fields[HTTP_FIELD_HOST];
+ /*
+ * Then validate...
+ */
- if (httpAddrLocalhost(con->http.hostaddr))
+ if (httpAddrLocalhost(httpGetAddress(con->http)))
{
/*
* Only allow "localhost" or the equivalent IPv4 or IPv6 numerical
* addresses when accessing CUPS via the loopback interface...
*/
- return (!strcasecmp(host, "localhost") ||
- !strncasecmp(host, "localhost:", 10) ||
- !strcasecmp(host, "localhost.") ||
- !strncasecmp(host, "localhost.:", 11) ||
-#ifdef __linux
- !strcasecmp(host, "localhost.localdomain") ||
- !strncasecmp(host, "localhost.localdomain:", 22) ||
-#endif /* __linux */
- !strcmp(host, "127.0.0.1") ||
- !strncmp(host, "127.0.0.1:", 10) ||
- !strcmp(host, "[::1]") ||
- !strncmp(host, "[::1]:", 6));
+ return (!_cups_strcasecmp(con->clientname, "localhost") ||
+ !_cups_strcasecmp(con->clientname, "localhost.") ||
+ !strcmp(con->clientname, "127.0.0.1") ||
+ !strcmp(con->clientname, "[::1]"));
}
-#ifdef HAVE_DNSSD
+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
/*
* Check if the hostname is something.local (Bonjour); if so, allow it.
*/
- if ((end = strrchr(host, '.')) != NULL &&
- (!strcasecmp(end, ".local") || !strncasecmp(end, ".local:", 7) ||
- !strcasecmp(end, ".local.") || !strncasecmp(end, ".local.:", 8)))
+ if ((end = strrchr(con->clientname, '.')) != NULL && end > con->clientname &&
+ !end[1])
+ {
+ /*
+ * "." on end, work back to second-to-last "."...
+ */
+
+ for (end --; end > con->clientname && *end != '.'; end --);
+ }
+
+ if (end && (!_cups_strcasecmp(end, ".local") ||
+ !_cups_strcasecmp(end, ".local.")))
return (1);
-#endif /* HAVE_DNSSD */
+#endif /* HAVE_DNSSD || HAVE_AVAHI */
/*
* Check if the hostname is an IP address...
*/
- if (isdigit(*host & 255) || *host == '[')
+ if (isdigit(con->clientname[0] & 255) || con->clientname[0] == '[')
{
/*
* Possible IPv4/IPv6 address...
*/
- char temp[1024], /* Temporary string */
- *ptr; /* Pointer into temporary string */
http_addrlist_t *addrlist; /* List of addresses */
- strlcpy(temp, host, sizeof(temp));
- if ((ptr = strrchr(temp, ':')) != NULL && !strchr(ptr, ']'))
- *ptr = '\0'; /* Strip :port from host value */
-
- if ((addrlist = httpAddrGetList(temp, AF_UNSPEC, NULL)) != NULL)
+ if ((addrlist = httpAddrGetList(con->clientname, AF_UNSPEC, NULL)) != NULL)
{
/*
* Good IPv4/IPv6 address...
if (!strcmp(a->name, "*"))
return (1);
- if (!strncasecmp(host, a->name, a->namelen))
+ if (!_cups_strncasecmp(con->clientname, a->name, a->namelen))
{
/*
- * Prefix matches; check the character at the end - it must be ":", ".",
- * ".:", or nul...
+ * Prefix matches; check the character at the end - it must be "." or nul.
*/
- end = host + a->namelen;
+ end = con->clientname + a->namelen;
- if (!*end || *end == ':' || (*end == '.' && (!end[1] || end[1] == ':')))
+ if (!*end || (*end == '.' && !end[1]))
return (1);
}
}
-#ifdef HAVE_DNSSD
+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
for (a = (cupsd_alias_t *)cupsArrayFirst(DNSSDAlias);
a;
a = (cupsd_alias_t *)cupsArrayNext(DNSSDAlias))
if (!strcmp(a->name, "*"))
return (1);
- if (!strncasecmp(host, a->name, a->namelen))
+ if (!_cups_strncasecmp(con->clientname, a->name, a->namelen))
{
/*
- * Prefix matches; check the character at the end - it must be ":", ".",
- * ".:", or nul...
+ * Prefix matches; check the character at the end - it must be "." or nul.
*/
- end = host + a->namelen;
+ end = con->clientname + a->namelen;
- if (!*end || *end == ':' || (*end == '.' && (!end[1] || end[1] == ':')))
+ if (!*end || (*end == '.' && !end[1]))
return (1);
}
}
-#endif /* HAVE_DNSSD */
+#endif /* HAVE_DNSSD || HAVE_AVAHI */
/*
* Check for interface hostname matches...
netif;
netif = (cupsd_netif_t *)cupsArrayNext(NetIFList))
{
- if (!strncasecmp(host, netif->hostname, netif->hostlen))
+ if (!_cups_strncasecmp(con->clientname, netif->hostname, netif->hostlen))
{
/*
- * Prefix matches; check the character at the end - it must be ":", ".",
- * ".:", or nul...
+ * Prefix matches; check the character at the end - it must be "." or nul.
*/
- end = host + netif->hostlen;
+ end = con->clientname + netif->hostlen;
- if (!*end || *end == ':' || (*end == '.' && (!end[1] || end[1] == ':')))
+ if (!*end || (*end == '.' && !end[1]))
return (1);
}
}
{
con->file = open(filename, O_RDONLY);
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "write_file(con=%p(%d), code=%d, filename=\"%s\" (%d), "
- "type=\"%s\", filestats=%p)", con, con->http.fd,
- code, filename, con->file, type ? type : "(null)", filestats);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "write_file: code=%d, filename=\"%s\" (%d), type=\"%s\", filestats=%p.", code, filename, con->file, type ? type : "(null)", filestats);
if (con->file < 0)
return (0);
fcntl(con->file, F_SETFD, fcntl(con->file, F_GETFD) | FD_CLOEXEC);
- con->pipe_pid = 0;
+ con->pipe_pid = 0;
+ con->sent_header = 1;
- if (!cupsdSendHeader(con, code, type, CUPSD_AUTH_NONE))
- return (0);
+ httpClearFields(con->http);
- if (httpPrintf(HTTP(con), "Last-Modified: %s\r\n",
- httpGetDateString(filestats->st_mtime)) < 0)
- return (0);
- if (httpPrintf(HTTP(con), "Content-Length: " CUPS_LLFMT "\r\n",
- CUPS_LLCAST filestats->st_size) < 0)
- return (0);
- if (httpPrintf(HTTP(con), "\r\n") < 0)
- return (0);
+ httpSetLength(con->http, (size_t)filestats->st_size);
- if (cupsdFlushHeader(con) < 0)
- return (0);
+ httpSetField(con->http, HTTP_FIELD_LAST_MODIFIED,
+ httpGetDateString(filestats->st_mtime));
- con->http.data_encoding = HTTP_ENCODE_LENGTH;
- con->http.data_remaining = filestats->st_size;
+ if (!cupsdSendHeader(con, code, type, CUPSD_AUTH_NONE))
+ return (0);
- if (con->http.data_remaining <= INT_MAX)
- con->http._data_remaining = con->http.data_remaining;
- else
- con->http._data_remaining = INT_MAX;
+ cupsdAddSelect(httpGetFd(con->http), NULL, (cupsd_selfunc_t)cupsdWriteClient, con);
- cupsdAddSelect(con->http.fd, (cupsd_selfunc_t)cupsdReadClient,
- (cupsd_selfunc_t)cupsdWriteClient, con);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "Sending file.");
return (1);
}
static void
write_pipe(cupsd_client_t *con) /* I - Client connection */
{
- cupsdLogMessage(CUPSD_LOG_DEBUG2,
- "write_pipe(con=%p(%d)) CGI output on fd %d",
- con, con->http.fd, con->file);
+ cupsdLogClient(con, CUPSD_LOG_DEBUG2, "write_pipe: CGI output on fd %d.", con->file);
con->file_ready = 1;
cupsdRemoveSelect(con->file);
- cupsdAddSelect(con->http.fd, NULL, (cupsd_selfunc_t)cupsdWriteClient, con);
-}
+ cupsdAddSelect(httpGetFd(con->http), NULL, (cupsd_selfunc_t)cupsdWriteClient, con);
-
-/*
- * End of "$Id: client.c 7950 2008-09-17 00:21:59Z mike $".
- */
+ cupsdLogClient(con, CUPSD_LOG_DEBUG, "CGI data ready to be sent.");
+}