2 * "$Id: client.h 7935 2008-09-11 01:54:11Z mike $"
4 * Client definitions for the CUPS scheduler.
6 * Copyright 2007-2010 by Apple Inc.
7 * Copyright 1997-2007 by Easy Software Products, all rights reserved.
9 * These coded instructions, statements, and computer programs are the
10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
12 * which should have been included with this file. If this file is
13 * file is missing or damaged, see the license at "http://www.cups.org/".
16 #ifdef HAVE_AUTHORIZATION_H
17 # include <Security/Authorization.h>
18 #endif /* HAVE_AUTHORIZATION_H */
22 * HTTP client structure...
27 http_t http
; /* HTTP client connection */
28 ipp_t
*request
, /* IPP request information */
29 *response
; /* IPP response information */
30 cupsd_location_t
*best
; /* Best match for AAA */
31 struct timeval start
; /* Request start time */
32 http_state_t operation
; /* Request operation */
33 off_t bytes
; /* Bytes transferred for this request */
34 int type
; /* AuthType for username */
35 char username
[256], /* Username from Authorization: line */
36 password
[33], /* Password from Authorization: line */
38 /* Localized URL/URI for GET/PUT */
39 *filename
, /* Filename of output file */
40 *command
, /* Command to run */
41 *options
, /* Options for command */
42 *query_string
; /* QUERY_STRING environment variable */
43 int file
; /* Input/output file */
44 int file_ready
; /* Input ready on file/pipe? */
45 int pipe_pid
; /* Pipe process ID (or 0 if not a pipe) */
46 int sent_header
, /* Non-zero if sent HTTP header */
47 got_fields
, /* Non-zero if all fields seen */
48 header_used
; /* Number of header bytes used */
49 char header
[2048]; /* Header from CGI program */
50 cups_lang_t
*language
; /* Language to use */
52 int auto_ssl
; /* Automatic test for SSL/TLS */
54 http_addr_t clientaddr
; /* Client address */
55 char servername
[256];/* Server name for connection */
56 int serverport
; /* Server port for connection */
58 int have_gss
; /* Have GSS credentials? */
59 gss_cred_id_t gss_creds
; /* Delegated credentials from client */
60 unsigned gss_flags
; /* Credential flags */
61 gss_buffer_desc gss_output_token
;
62 /* Output token for Negotiate header */
63 #endif /* HAVE_GSSAPI */
64 #ifdef HAVE_AUTHORIZATION_H
65 AuthorizationRef authref
; /* Authorization ref */
66 #endif /* HAVE_AUTHORIZATION_H */
69 #define HTTP(con) &((con)->http)
73 * HTTP listener structure...
78 int fd
; /* File descriptor for this server */
79 http_addr_t address
; /* Bind address of socket */
80 http_encryption_t encryption
; /* To encrypt or not to encrypt... */
88 VAR
int ListenBackLog
VALUE(SOMAXCONN
),
89 /* Max backlog of pending connections */
91 /* Local port to use */
93 /* Remote port to use */
94 VAR http_encryption_t LocalEncryption
VALUE(HTTP_ENCRYPT_IF_REQUESTED
);
95 /* Local port encryption to use */
96 VAR cups_array_t
*Listeners
VALUE(NULL
);
97 /* Listening sockets */
98 VAR
time_t ListeningPaused
VALUE(0);
99 /* Time when listening was paused */
100 VAR cups_array_t
*Clients
VALUE(NULL
),
102 *ActiveClients
VALUE(NULL
);
103 /* Active HTTP clients */
104 VAR
char *ServerHeader
VALUE(NULL
);
105 /* Server header in requests */
106 VAR
int CGIPipes
[2] VALUE2(-1,-1);
107 /* Pipes for CGI error/debug output */
108 VAR cupsd_statbuf_t
*CGIStatusBuffer
VALUE(NULL
);
109 /* Status buffer for pipes */
116 extern void cupsdAcceptClient(cupsd_listener_t
*lis
);
117 extern void cupsdCloseAllClients(void);
118 extern int cupsdCloseClient(cupsd_client_t
*con
);
119 extern void cupsdDeleteAllListeners(void);
120 extern int cupsdFlushHeader(cupsd_client_t
*con
);
121 extern void cupsdPauseListening(void);
122 extern int cupsdProcessIPPRequest(cupsd_client_t
*con
);
123 extern void cupsdReadClient(cupsd_client_t
*con
);
124 extern void cupsdResumeListening(void);
125 extern int cupsdSendCommand(cupsd_client_t
*con
, char *command
,
126 char *options
, int root
);
127 extern int cupsdSendError(cupsd_client_t
*con
, http_status_t code
,
129 extern int cupsdSendHeader(cupsd_client_t
*con
, http_status_t code
,
130 char *type
, int auth_type
);
131 extern void cupsdShutdownClient(cupsd_client_t
*con
);
132 extern void cupsdStartListening(void);
133 extern void cupsdStopListening(void);
134 extern void cupsdUpdateCGI(void);
135 extern void cupsdWriteClient(cupsd_client_t
*con
);
139 * End of "$Id: client.h 7935 2008-09-11 01:54:11Z mike $".