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Commit | Line | Data |
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ef416fc2 | 1 | /* |
bc44d920 | 2 | * "$Id: server.c 6649 2007-07-11 21:46:42Z mike $" |
ef416fc2 | 3 | * |
4 | * Server start/stop routines for the Common UNIX Printing System (CUPS). | |
5 | * | |
bc44d920 | 6 | * Copyright 2007 by Apple Inc. |
bd7854cb | 7 | * Copyright 1997-2006 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 | * Contents: | |
16 | * | |
17 | * cupsdStartServer() - Start the server. | |
18 | * cupsdStopServer() - Stop the server. | |
19 | */ | |
20 | ||
21 | /* | |
22 | * Include necessary headers... | |
23 | */ | |
24 | ||
25 | #include <cups/http-private.h> | |
26 | #include "cupsd.h" | |
27 | #include <grp.h> | |
fa73b229 | 28 | #ifdef HAVE_NOTIFY_H |
29 | # include <notify.h> | |
30 | #endif /* HAVE_NOTIFY_H */ | |
ef416fc2 | 31 | |
32 | ||
33 | /* | |
34 | * Local globals... | |
35 | */ | |
36 | ||
37 | static int started = 0; | |
38 | ||
39 | ||
40 | /* | |
41 | * 'cupsdStartServer()' - Start the server. | |
42 | */ | |
43 | ||
44 | void | |
45 | cupsdStartServer(void) | |
46 | { | |
47 | #ifdef HAVE_LIBSSL | |
48 | int i; /* Looping var */ | |
49 | struct timeval curtime; /* Current time in microseconds */ | |
50 | unsigned char data[1024]; /* Seed data */ | |
51 | #endif /* HAVE_LIBSSL */ | |
52 | ||
53 | ||
54 | #ifdef HAVE_LIBSSL | |
55 | /* | |
56 | * Initialize the encryption libraries... | |
57 | */ | |
58 | ||
59 | SSL_library_init(); | |
60 | SSL_load_error_strings(); | |
61 | ||
62 | /* | |
63 | * Using the current time is a dubious random seed, but on some systems | |
64 | * it is the best we can do (on others, this seed isn't even used...) | |
65 | */ | |
66 | ||
67 | gettimeofday(&curtime, NULL); | |
68 | srand(curtime.tv_sec + curtime.tv_usec); | |
69 | ||
70 | for (i = 0; i < sizeof(data); i ++) | |
71 | data[i] = rand(); /* Yes, this is a poor source of random data... */ | |
72 | ||
73 | RAND_seed(&data, sizeof(data)); | |
74 | #elif defined(HAVE_GNUTLS) | |
75 | /* | |
76 | * Initialize the encryption libraries... | |
77 | */ | |
78 | ||
79 | gnutls_global_init(); | |
80 | #endif /* HAVE_LIBSSL */ | |
81 | ||
82 | /* | |
83 | * Startup all the networking stuff... | |
84 | */ | |
85 | ||
86 | cupsdStartListening(); | |
87 | cupsdStartBrowsing(); | |
88 | cupsdStartPolling(); | |
89 | ||
90 | /* | |
91 | * Create a pipe for CGI processes... | |
92 | */ | |
93 | ||
94 | if (cupsdOpenPipe(CGIPipes)) | |
95 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
96 | "cupsdStartServer: Unable to create pipes for CGI status!"); | |
97 | else | |
98 | { | |
99 | CGIStatusBuffer = cupsdStatBufNew(CGIPipes[0], "[CGI]"); | |
100 | ||
f7deaa1a | 101 | cupsdAddSelect(CGIPipes[0], (cupsd_selfunc_t)cupsdUpdateCGI, NULL, NULL); |
ef416fc2 | 102 | } |
103 | ||
fa73b229 | 104 | /* |
105 | * Mark that the server has started and printers and jobs may be changed... | |
106 | */ | |
107 | ||
108 | LastEvent = CUPSD_EVENT_PRINTER_CHANGED | CUPSD_EVENT_JOB_STATE_CHANGED | | |
109 | CUPSD_EVENT_SERVER_STARTED; | |
fa73b229 | 110 | |
ef416fc2 | 111 | started = 1; |
112 | } | |
113 | ||
114 | ||
115 | /* | |
116 | * 'cupsdStopServer()' - Stop the server. | |
117 | */ | |
118 | ||
119 | void | |
120 | cupsdStopServer(void) | |
121 | { | |
122 | if (!started) | |
123 | return; | |
124 | ||
125 | /* | |
126 | * Close all network clients and stop all jobs... | |
127 | */ | |
128 | ||
129 | cupsdCloseAllClients(); | |
130 | cupsdStopListening(); | |
131 | cupsdStopPolling(); | |
132 | cupsdStopBrowsing(); | |
133 | cupsdStopAllNotifiers(); | |
134 | cupsdSaveRemoteCache(); | |
e1d6a774 | 135 | cupsdDeleteAllCerts(); |
ef416fc2 | 136 | |
a74454a7 | 137 | if (Clients) |
ef416fc2 | 138 | { |
a74454a7 | 139 | cupsArrayDelete(Clients); |
ef416fc2 | 140 | Clients = NULL; |
141 | } | |
142 | ||
ef416fc2 | 143 | /* |
144 | * Close the pipe for CGI processes... | |
145 | */ | |
146 | ||
147 | if (CGIPipes[0] >= 0) | |
148 | { | |
f7deaa1a | 149 | cupsdRemoveSelect(CGIPipes[0]); |
ef416fc2 | 150 | |
151 | cupsdStatBufDelete(CGIStatusBuffer); | |
152 | close(CGIPipes[1]); | |
153 | ||
154 | CGIPipes[0] = -1; | |
155 | CGIPipes[1] = -1; | |
156 | } | |
157 | ||
158 | /* | |
159 | * Close all log files... | |
160 | */ | |
161 | ||
162 | if (AccessFile != NULL) | |
163 | { | |
164 | cupsFileClose(AccessFile); | |
165 | ||
166 | AccessFile = NULL; | |
167 | } | |
168 | ||
169 | if (ErrorFile != NULL) | |
170 | { | |
171 | cupsFileClose(ErrorFile); | |
172 | ||
173 | ErrorFile = NULL; | |
174 | } | |
175 | ||
176 | if (PageFile != NULL) | |
177 | { | |
178 | cupsFileClose(PageFile); | |
179 | ||
180 | PageFile = NULL; | |
181 | } | |
182 | ||
fa73b229 | 183 | #ifdef HAVE_NOTIFY_POST |
184 | /* | |
185 | * Send one last notification as the server shuts down. | |
186 | */ | |
187 | ||
188 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
189 | "notify_post(\"com.apple.printerListChange\") last"); | |
190 | notify_post("com.apple.printerListChange"); | |
191 | #endif /* HAVE_NOTIFY_POST */ | |
192 | ||
ef416fc2 | 193 | started = 0; |
194 | } | |
195 | ||
196 | ||
197 | /* | |
bc44d920 | 198 | * End of "$Id: server.c 6649 2007-07-11 21:46:42Z mike $". |
ef416fc2 | 199 | */ |