/*
- * "$Id$"
- *
* Private HTTP definitions for CUPS.
*
- * Copyright 2007-2013 by Apple Inc.
+ * Copyright 2007-2018 by Apple Inc.
* Copyright 1997-2007 by Easy Software Products, all rights reserved.
*
- * 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/".
- *
- * This file is subject to the Apple OS-Developed Software exception.
+ * Licensed under Apache License v2.0. See the file "LICENSE" for more
+ * information.
*/
#ifndef _CUPS_HTTP_PRIVATE_H_
# endif /* __sun */
# include <limits.h>
-# ifdef WIN32
+# ifdef _WIN32
# include <io.h>
# include <winsock2.h>
# define CUPS_SOCAST (const char *)
# include <fcntl.h>
# include <sys/socket.h>
# define CUPS_SOCAST
-# endif /* WIN32 */
+# endif /* _WIN32 */
# ifdef HAVE_GSSAPI
# ifdef HAVE_GSS_GSSAPI_H
# if defined(__APPLE__) && !defined(_SOCKLEN_T)
/*
- * MacOS X 10.2.x does not define socklen_t, and in fact uses an int instead of
+ * macOS 10.2.x does not define socklen_t, and in fact uses an int instead of
* unsigned type for length values...
*/
# endif /* __APPLE__ && !_SOCKLEN_T */
# include <cups/http.h>
-# include "md5-private.h"
# include "ipp-private.h"
-# if defined HAVE_LIBSSL
-# include <openssl/err.h>
-# include <openssl/rand.h>
-# include <openssl/ssl.h>
-# elif defined HAVE_GNUTLS
+# ifdef HAVE_GNUTLS
# include <gnutls/gnutls.h>
# include <gnutls/x509.h>
-# include <gcrypt.h>
# elif defined(HAVE_CDSASSL)
# include <CoreFoundation/CoreFoundation.h>
# include <Security/Security.h>
# include <Security/SecureTransport.h>
-# ifdef HAVE_SECURETRANSPORTPRIV_H
-# include <Security/SecureTransportPriv.h>
-# endif /* HAVE_SECURETRANSPORTPRIV_H */
# ifdef HAVE_SECITEM_H
# include <Security/SecItem.h>
# endif /* HAVE_SECITEM_H */
-# ifdef HAVE_SECBASEPRIV_H
-# include <Security/SecBasePriv.h>
-# endif /* HAVE_SECBASEPRIV_H */
# ifdef HAVE_SECCERTIFICATE_H
# include <Security/SecCertificate.h>
# include <Security/SecIdentity.h>
# endif /* HAVE_SECCERTIFICATE_H */
-# ifdef HAVE_SECITEMPRIV_H
-# include <Security/SecItemPriv.h>
-# endif /* HAVE_SECITEMPRIV_H */
-# ifdef HAVE_SECIDENTITYSEARCHPRIV_H
-# include <Security/SecIdentitySearchPriv.h>
-# endif /* HAVE_SECIDENTITYSEARCHPRIV_H */
-# ifdef HAVE_SECPOLICYPRIV_H
-# include <Security/SecPolicyPriv.h>
-# endif /* HAVE_SECPOLICYPRIV_H */
# elif defined(HAVE_SSPISSL)
-# include "sspi-private.h"
-# endif /* HAVE_LIBSSL */
-
-# ifndef WIN32
+# include <wincrypt.h>
+# include <wintrust.h>
+# include <schannel.h>
+# define SECURITY_WIN32
+# include <security.h>
+# include <sspi.h>
+# endif /* HAVE_GNUTLS */
+
+# ifndef _WIN32
# include <net/if.h>
+# include <resolv.h>
# ifdef HAVE_GETIFADDRS
# include <ifaddrs.h>
# else
# include <sys/sockio.h>
# endif /* HAVE_SYS_SOCKIO_H */
# endif /* HAVE_GETIFADDRS */
-# endif /* !WIN32 */
+# endif /* !_WIN32 */
# ifdef HAVE_LIBZ
# include <zlib.h>
* Constants...
*/
+# define _HTTP_MAX_SBUFFER 65536 /* Size of (de)compression buffer */
+# define _HTTP_RESOLVE_DEFAULT 0 /* Just resolve with default options */
+# define _HTTP_RESOLVE_STDERR 1 /* Log resolve progress to stderr */
+# define _HTTP_RESOLVE_FQDN 2 /* Resolve to a FQDN */
+# define _HTTP_RESOLVE_FAXOUT 4 /* Resolve FaxOut service? */
-#define _HTTP_RESOLVE_DEFAULT 0 /* Just resolve with default options */
-#define _HTTP_RESOLVE_STDERR 1 /* Log resolve progress to stderr */
-#define _HTTP_RESOLVE_FQDN 2 /* Resolve to a FQDN */
-#define _HTTP_RESOLVE_FAXOUT 4 /* Resolve FaxOut service? */
+# define _HTTP_TLS_NONE 0 /* No TLS options */
+# define _HTTP_TLS_ALLOW_RC4 1 /* Allow RC4 cipher suites */
+# define _HTTP_TLS_ALLOW_DH 2 /* Allow DH/DHE key negotiation */
+# define _HTTP_TLS_DENY_CBC 4 /* Deny CBC cipher suites */
+# define _HTTP_TLS_SET_DEFAULT 128 /* Setting the default TLS options */
+# define _HTTP_TLS_SSL3 0 /* Min/max version is SSL/3.0 */
+# define _HTTP_TLS_1_0 1 /* Min/max version is TLS/1.0 */
+# define _HTTP_TLS_1_1 2 /* Min/max version is TLS/1.1 */
+# define _HTTP_TLS_1_2 3 /* Min/max version is TLS/1.2 */
+# define _HTTP_TLS_1_3 4 /* Min/max version is TLS/1.3 */
+# define _HTTP_TLS_MAX 5 /* Highest known TLS version */
-/*
- * Types and functions for SSL support...
- */
-# if defined HAVE_LIBSSL
/*
- * The OpenSSL library provides its own SSL/TLS context structure for its
- * IO and protocol management. However, we need to provide our own BIO
- * (basic IO) implementation to do timeouts...
+ * Types and functions for SSL support...
*/
-typedef SSL *http_tls_t;
-typedef void *http_tls_credentials_t;
-
-extern BIO_METHOD *_httpBIOMethods(void);
-
-# elif defined HAVE_GNUTLS
+# ifdef HAVE_GNUTLS
/*
* The GNU TLS library is more of a "bare metal" SSL/TLS library...
*/
-typedef gnutls_session http_tls_t;
-typedef void *http_tls_credentials_t;
-
-extern ssize_t _httpReadGNUTLS(gnutls_transport_ptr ptr, void *data,
- size_t length);
-extern ssize_t _httpWriteGNUTLS(gnutls_transport_ptr ptr, const void *data,
- size_t length);
+typedef gnutls_session_t http_tls_t;
+typedef gnutls_certificate_credentials_t *http_tls_credentials_t;
# elif defined(HAVE_CDSASSL)
/*
# if !defined(HAVE_SECBASEPRIV_H) && defined(HAVE_CSSMERRORSTRING) /* Declare prototype for function in that header... */
extern const char *cssmErrorString(int error);
# endif /* !HAVE_SECBASEPRIV_H && HAVE_CSSMERRORSTRING */
-# ifndef HAVE_SECITEMPRIV_H /* Declare constants from that header... */
-extern const CFTypeRef kSecClassCertificate;
-extern const CFTypeRef kSecClassIdentity;
-# endif /* !HAVE_SECITEMPRIV_H */
# if !defined(HAVE_SECIDENTITYSEARCHPRIV_H) && defined(HAVE_SECIDENTITYSEARCHCREATEWITHPOLICY) /* Declare prototype for function in that header... */
extern OSStatus SecIdentitySearchCreateWithPolicy(SecPolicyRef policy,
CFStringRef idString, CSSM_KEYUSE keyUsage,
* Windows' SSPI library gets a CUPS wrapper...
*/
-typedef _sspi_struct_t * http_tls_t;
-typedef void *http_tls_credentials_t;
+typedef struct _http_sspi_s /**** SSPI/SSL data structure ****/
+{
+ CredHandle creds; /* Credentials */
+ CtxtHandle context; /* SSL context */
+ BOOL contextInitialized; /* Is context init'd? */
+ SecPkgContext_StreamSizes streamSizes;/* SSL data stream sizes */
+ BYTE *decryptBuffer; /* Data pre-decryption*/
+ size_t decryptBufferLength; /* Length of decrypt buffer */
+ size_t decryptBufferUsed; /* Bytes used in buffer */
+ BYTE *readBuffer; /* Data post-decryption */
+ int readBufferLength; /* Length of read buffer */
+ int readBufferUsed; /* Bytes used in buffer */
+ BYTE *writeBuffer; /* Data pre-encryption */
+ int writeBufferLength; /* Length of write buffer */
+ PCCERT_CONTEXT localCert, /* Local certificate */
+ remoteCert; /* Remote (peer's) certificate */
+ char error[256]; /* Most recent error message */
+} _http_sspi_t;
+typedef _http_sspi_t *http_tls_t;
+typedef PCCERT_CONTEXT http_tls_credentials_t;
# else
/*
typedef void *http_tls_t;
typedef void *http_tls_credentials_t;
-# endif /* HAVE_LIBSSL */
+# endif /* HAVE_GNUTLS */
typedef enum _http_coding_e /**** HTTP content coding enumeration ****/
{
struct sockaddr_in _hostaddr; /* Address of connected host (deprecated) */
char hostname[HTTP_MAX_HOST],
/* Name of connected host */
- fields[HTTP_FIELD_ACCEPT_ENCODING][HTTP_MAX_VALUE];
- /* Field values up to Accept-Encoding */
+ _fields[HTTP_FIELD_ACCEPT_ENCODING][HTTP_MAX_VALUE];
+ /* Field values up to Accept-Encoding (deprecated) */
char *data; /* Pointer to data buffer */
http_encoding_t data_encoding; /* Chunked or not */
int _data_remaining;/* Number of bytes left (deprecated) */
char buffer[HTTP_MAX_BUFFER];
/* Buffer for incoming data */
int _auth_type; /* Authentication in use (deprecated) */
- _cups_md5_state_t md5_state; /* MD5 state */
+ unsigned char _md5_state[88]; /* MD5 state (deprecated) */
char nonce[HTTP_MAX_VALUE];
/* Nonce value */
- int nonce_count; /* Nonce count */
+ unsigned nonce_count; /* Nonce count */
http_tls_t tls; /* TLS state information */
http_encryption_t encryption; /* Encryption requirements */
int wused; /* Write buffer bytes used */
/**** New in CUPS 1.3 ****/
- char *field_authorization;
- /* Authorization field */
char *authstring; /* Current Authorization field */
# ifdef HAVE_GSSAPI
gss_OID gssmech; /* Authentication mechanism */
/**** New in CUPS 1.7 ****/
int tls_upgrade; /* Non-zero if we are doing an upgrade */
_http_mode_t mode; /* _HTTP_MODE_CLIENT or _HTTP_MODE_SERVER */
- char *accept_encoding,
- /* Accept-Encoding field */
- *allow, /* Allow field */
- *server, /* Server field */
- *default_accept_encoding,
- *default_server,
- *default_user_agent;
- /* Default field values */
# ifdef HAVE_LIBZ
_http_coding_t coding; /* _HTTP_CODING_xxx */
z_stream stream; /* (De)compression stream */
- Bytef *dbuffer; /* Decompression buffer */
+ Bytef *sbuffer; /* (De)compression buffer */
# endif /* HAVE_LIBZ */
+
+ /**** New in CUPS 2.2.9 ****/
+ char algorithm[65], /* Algorithm from WWW-Authenticate */
+ nextnonce[HTTP_MAX_VALUE],
+ /* Next nonce value from Authentication-Info */
+ opaque[HTTP_MAX_VALUE],
+ /* Opaque value from WWW-Authenticate */
+ realm[HTTP_MAX_VALUE];
+ /* Realm from WWW-Authenticate */
+
+ /**** New in CUPS 2.3 ****/
+ char *fields[HTTP_FIELD_MAX],
+ /* Allocated field values */
+ *default_fields[HTTP_FIELD_MAX];
+ /* Default field values, if any */
};
# endif /* !_HTTP_NO_PRIVATE */
# ifndef HAVE_HSTRERROR
extern const char *_cups_hstrerror(int error);
# define hstrerror _cups_hstrerror
-# elif defined(_AIX) || defined(__osf__)
-/*
- * AIX and Tru64 UNIX don't provide a prototype but do provide the function...
- */
-extern const char *hstrerror(int error);
# endif /* !HAVE_HSTRERROR */
* Some OS's don't have getifaddrs() and freeifaddrs()...
*/
-# if !defined(WIN32) && !defined(HAVE_GETIFADDRS)
+# if !defined(_WIN32) && !defined(HAVE_GETIFADDRS)
# ifdef ifa_dstaddr
# undef ifa_dstaddr
# endif /* ifa_dstaddr */
# define getifaddrs _cups_getifaddrs
extern void _cups_freeifaddrs(struct ifaddrs *addrs);
# define freeifaddrs _cups_freeifaddrs
-# endif /* !WIN32 && !HAVE_GETIFADDRS */
+# endif /* !_WIN32 && !HAVE_GETIFADDRS */
/*
* Prototypes...
*/
-extern int _httpAddrPort(http_addr_t *addr)
- _CUPS_INTERNAL_MSG("Use httpAddrPort instead.");
extern void _httpAddrSetPort(http_addr_t *addr, int port);
-extern char *_httpAssembleUUID(const char *server, int port,
- const char *name, int number,
- char *buffer, size_t bufsize)
- _CUPS_INTERNAL_MSG("Use httpAssembleUUID instead.");
-extern http_t *_httpCreate(const char *host, int port,
- http_addrlist_t *addrlist,
- http_encryption_t encryption,
- int family)
- _CUPS_INTERNAL_MSG("Use httpConnect2 or httpAccept instead.");
extern http_tls_credentials_t
_httpCreateCredentials(cups_array_t *credentials);
extern char *_httpDecodeURI(char *dst, const char *src,
extern char *_httpEncodeURI(char *dst, const char *src,
size_t dstsize);
extern void _httpFreeCredentials(http_tls_credentials_t credentials);
-extern ssize_t _httpPeek(http_t *http, char *buffer, size_t length)
- _CUPS_INTERNAL_MSG("Use httpPeek instead.");
extern const char *_httpResolveURI(const char *uri, char *resolved_uri,
size_t resolved_size, int options,
int (*cb)(void *context),
void *context);
+extern int _httpSetDigestAuthString(http_t *http, const char *nonce, const char *method, const char *resource);
extern const char *_httpStatus(cups_lang_t *lang, http_status_t status);
+extern void _httpTLSInitialize(void);
+extern size_t _httpTLSPending(http_t *http);
+extern int _httpTLSRead(http_t *http, char *buf, int len);
+extern int _httpTLSSetCredentials(http_t *http);
+extern void _httpTLSSetOptions(int options, int min_version, int max_version);
+extern int _httpTLSStart(http_t *http);
+extern void _httpTLSStop(http_t *http);
+extern int _httpTLSWrite(http_t *http, const char *buf, int len);
extern int _httpUpdate(http_t *http, http_status_t *status);
extern int _httpWait(http_t *http, int msec, int usessl);
# endif /* __cplusplus */
#endif /* !_CUPS_HTTP_PRIVATE_H_ */
-
-/*
- * End of "$Id$".
- */
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