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ef416fc2 | 1 | /* |
f2d18633 | 2 | * "$Id$" |
ef416fc2 | 3 | * |
10d09e33 | 4 | * Client definitions for the CUPS scheduler. |
ef416fc2 | 5 | * |
07ed0e9a | 6 | * Copyright 2007-2011 by Apple Inc. |
b94498cf | 7 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. |
ef416fc2 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 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/". | |
ef416fc2 | 14 | */ |
15 | ||
f7deaa1a | 16 | #ifdef HAVE_AUTHORIZATION_H |
17 | # include <Security/Authorization.h> | |
18 | #endif /* HAVE_AUTHORIZATION_H */ | |
19 | ||
b19ccc9e | 20 | |
ef416fc2 | 21 | /* |
22 | * HTTP client structure... | |
23 | */ | |
24 | ||
25 | struct cupsd_client_s | |
26 | { | |
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 */ | |
dfd5680b | 31 | struct timeval start; /* Request start time */ |
ef416fc2 | 32 | http_state_t operation; /* Request operation */ |
33 | off_t bytes; /* Bytes transferred for this request */ | |
2fb76298 | 34 | int type; /* AuthType for username */ |
3e7fe0ca MS |
35 | char username[HTTP_MAX_VALUE], |
36 | /* Username from Authorization: line */ | |
37 | password[HTTP_MAX_VALUE], | |
38 | /* Password from Authorization: line */ | |
ef416fc2 | 39 | uri[HTTP_MAX_URI], |
40 | /* Localized URL/URI for GET/PUT */ | |
41 | *filename, /* Filename of output file */ | |
42 | *command, /* Command to run */ | |
b86bc4cf | 43 | *options, /* Options for command */ |
44 | *query_string; /* QUERY_STRING environment variable */ | |
ef416fc2 | 45 | int file; /* Input/output file */ |
46 | int file_ready; /* Input ready on file/pipe? */ | |
47 | int pipe_pid; /* Pipe process ID (or 0 if not a pipe) */ | |
48 | int sent_header, /* Non-zero if sent HTTP header */ | |
49 | got_fields, /* Non-zero if all fields seen */ | |
68b10830 MS |
50 | header_used; /* Number of header bytes used */ |
51 | char header[2048]; /* Header from CGI program */ | |
ef416fc2 | 52 | cups_lang_t *language; /* Language to use */ |
53 | #ifdef HAVE_SSL | |
54 | int auto_ssl; /* Automatic test for SSL/TLS */ | |
55 | #endif /* HAVE_SSL */ | |
56 | http_addr_t clientaddr; /* Client address */ | |
f2534050 MS |
57 | char clientname[256];/* Client's server name for connection */ |
58 | int clientport; /* Client's server port for connection */ | |
ef416fc2 | 59 | char servername[256];/* Server name for connection */ |
60 | int serverport; /* Server port for connection */ | |
f7deaa1a | 61 | #ifdef HAVE_GSSAPI |
97c9a8d7 | 62 | int have_gss; /* Have GSS credentials? */ |
07ed0e9a | 63 | uid_t gss_uid; /* User ID for local prints */ |
f7deaa1a | 64 | #endif /* HAVE_GSSAPI */ |
65 | #ifdef HAVE_AUTHORIZATION_H | |
66 | AuthorizationRef authref; /* Authorization ref */ | |
67 | #endif /* HAVE_AUTHORIZATION_H */ | |
ef416fc2 | 68 | }; |
69 | ||
70 | #define HTTP(con) &((con)->http) | |
71 | ||
72 | ||
73 | /* | |
74 | * HTTP listener structure... | |
75 | */ | |
76 | ||
77 | typedef struct | |
78 | { | |
79 | int fd; /* File descriptor for this server */ | |
80 | http_addr_t address; /* Bind address of socket */ | |
81 | http_encryption_t encryption; /* To encrypt or not to encrypt... */ | |
82 | } cupsd_listener_t; | |
83 | ||
84 | ||
85 | /* | |
86 | * Globals... | |
87 | */ | |
88 | ||
89 | VAR int ListenBackLog VALUE(SOMAXCONN), | |
90 | /* Max backlog of pending connections */ | |
f11a948a | 91 | LocalPort VALUE(631), |
ef416fc2 | 92 | /* Local port to use */ |
f11a948a MS |
93 | RemotePort VALUE(0); |
94 | /* Remote port to use */ | |
ef416fc2 | 95 | VAR http_encryption_t LocalEncryption VALUE(HTTP_ENCRYPT_IF_REQUESTED); |
96 | /* Local port encryption to use */ | |
bd7854cb | 97 | VAR cups_array_t *Listeners VALUE(NULL); |
ef416fc2 | 98 | /* Listening sockets */ |
76cd9e37 MS |
99 | VAR time_t ListeningPaused VALUE(0); |
100 | /* Time when listening was paused */ | |
3dfe78b3 | 101 | VAR cups_array_t *Clients VALUE(NULL), |
ef416fc2 | 102 | /* HTTP clients */ |
3dfe78b3 MS |
103 | *ActiveClients VALUE(NULL); |
104 | /* Active HTTP clients */ | |
ef416fc2 | 105 | VAR char *ServerHeader VALUE(NULL); |
106 | /* Server header in requests */ | |
107 | VAR int CGIPipes[2] VALUE2(-1,-1); | |
108 | /* Pipes for CGI error/debug output */ | |
109 | VAR cupsd_statbuf_t *CGIStatusBuffer VALUE(NULL); | |
110 | /* Status buffer for pipes */ | |
111 | ||
112 | ||
113 | /* | |
114 | * Prototypes... | |
115 | */ | |
116 | ||
117 | extern void cupsdAcceptClient(cupsd_listener_t *lis); | |
118 | extern void cupsdCloseAllClients(void); | |
119 | extern int cupsdCloseClient(cupsd_client_t *con); | |
bd7854cb | 120 | extern void cupsdDeleteAllListeners(void); |
07725fee | 121 | extern int cupsdFlushHeader(cupsd_client_t *con); |
ef416fc2 | 122 | extern void cupsdPauseListening(void); |
123 | extern int cupsdProcessIPPRequest(cupsd_client_t *con); | |
f7deaa1a | 124 | extern void cupsdReadClient(cupsd_client_t *con); |
ef416fc2 | 125 | extern void cupsdResumeListening(void); |
126 | extern int cupsdSendCommand(cupsd_client_t *con, char *command, | |
127 | char *options, int root); | |
f899b121 | 128 | extern int cupsdSendError(cupsd_client_t *con, http_status_t code, |
129 | int auth_type); | |
ef416fc2 | 130 | extern int cupsdSendHeader(cupsd_client_t *con, http_status_t code, |
f899b121 | 131 | char *type, int auth_type); |
ef416fc2 | 132 | extern void cupsdShutdownClient(cupsd_client_t *con); |
133 | extern void cupsdStartListening(void); | |
134 | extern void cupsdStopListening(void); | |
135 | extern void cupsdUpdateCGI(void); | |
f7deaa1a | 136 | extern void cupsdWriteClient(cupsd_client_t *con); |
ef416fc2 | 137 | |
82cc1f9a MS |
138 | #ifdef HAVE_SSL |
139 | extern int cupsdEndTLS(cupsd_client_t *con); | |
140 | extern int cupsdStartTLS(cupsd_client_t *con); | |
141 | #endif /* HAVE_SSL */ | |
142 | ||
ef416fc2 | 143 | |
144 | /* | |
f2d18633 | 145 | * End of "$Id$". |
ef416fc2 | 146 | */ |