1 /* Interface between the server and the rest of CVS. */
3 /* Miscellaneous stuff which isn't actually particularly server-specific. */
6 #define STDOUT_FILENO 1
7 #define STDERR_FILENO 2
13 * Nonzero if we are using the server. Used by various places to call
14 * server-specific functions.
16 extern int server_active;
17 extern int server_expanding;
19 /* Server functions exported to the rest of CVS. */
22 extern int server PROTO((int argc, char **argv));
24 /* See server.c for description. */
25 extern void server_pathname_check PROTO ((char *));
27 /* We have a new Entries line for a file. TAG or DATE can be NULL. */
28 extern void server_register
29 PROTO((char *name, char *version, char *timestamp,
30 char *options, char *tag, char *date, char *conflict));
32 /* Set the modification time of the next file sent. This must be
33 followed by a call to server_updated on the same file. */
34 extern void server_modtime PROTO ((struct file_info *finfo,
38 * We want to nuke the Entries line for a file, and (unless
39 * server_scratch_entry_only is subsequently called) the file itself.
41 extern void server_scratch PROTO((char *name));
44 * The file which just had server_scratch called on it needs to have only
45 * the Entries line removed, not the file itself.
47 extern void server_scratch_entry_only PROTO((void));
50 * We just successfully checked in FILE (which is just the bare
51 * filename, with no directory). REPOSITORY is the directory for the
54 extern void server_checked_in
55 PROTO((char *file, char *update_dir, char *repository));
57 extern void server_copy_file
58 PROTO((char *file, char *update_dir, char *repository, char *newfile));
60 /* Send the appropriate responses for a file described by FINFO and
61 VERS. This is called after server_register or server_scratch. In
62 the latter case the file is to be removed (and VERS can be NULL).
63 In the former case, VERS must be non-NULL, and UPDATED indicates
64 whether the file is now up to date (SERVER_UPDATED, yes,
65 SERVER_MERGED, no, SERVER_PATCHED, yes, but file is a diff from
66 user version to repository version, SERVER_RCS_DIFF, yes, like
67 SERVER_PATCHED but with an RCS style diff). MODE is the mode the
68 file should get, or (mode_t) -1 if this should be obtained from the
69 file itself. CHECKSUM is the MD5 checksum of the file, or NULL if
70 this need not be sent. If FILEBUF is not NULL, it holds the
71 contents of the file, in which case the file itself may not exist.
72 If FILEBUF is not NULL, server_updated will free it. */
73 enum server_updated_arg4
84 extern void server_updated
85 PROTO((struct file_info *finfo, Vers_TS *vers,
86 enum server_updated_arg4 updated, mode_t mode,
87 unsigned char *checksum, struct buffer *filebuf));
89 /* Whether we should send RCS format patches. */
90 extern int server_use_rcs_diff PROTO((void));
92 /* Set the Entries.Static flag. */
93 extern void server_set_entstat PROTO((char *update_dir, char *repository));
95 extern void server_clear_entstat PROTO((char *update_dir, char *repository));
97 /* Set or clear a per-directory sticky tag or date. */
98 extern void server_set_sticky PROTO((char *update_dir, char *repository,
99 char *tag, char *date, int nonbranch));
100 /* Send Template response. */
101 extern void server_template PROTO ((char *, char *));
103 extern void server_update_entries
104 PROTO((char *file, char *update_dir, char *repository,
105 enum server_updated_arg4 updated));
107 /* Pointer to a malloc'd string which is the directory which
108 the server should prepend to the pathnames which it sends
110 extern char *server_dir;
112 enum progs {PROG_CHECKIN, PROG_UPDATE};
113 extern void server_prog PROTO((char *, char *, enum progs));
114 extern void server_cleanup PROTO((int sig));
116 #ifdef SERVER_FLOWCONTROL
117 /* Pause if it's convenient to avoid memory blowout */
118 extern void server_pause_check PROTO((void));
119 #endif /* SERVER_FLOWCONTROL */
121 #ifdef AUTH_SERVER_SUPPORT
122 extern char *CVS_Username;
123 extern int system_auth;
124 #endif /* AUTH_SERVER_SUPPORT */
126 #endif /* SERVER_SUPPORT */
128 /* Stuff shared with the client. */
131 /* Name of the request. */
134 #ifdef SERVER_SUPPORT
136 * Function to carry out the request. ARGS is the text of the command
137 * after name and, if present, a single space, have been stripped off.
139 void (*func) PROTO((char *args));
142 /* Stuff for use by the client. */
145 * Failure to implement this request can imply a fatal
146 * error. This should be set only for commands which were in the
147 * original version of the protocol; it should not be set for new
152 /* Some servers might lack this request. */
156 * Set by the client to one of the following based on what this
157 * server actually supports.
163 * If the server supports this request, and we do too, tell the
164 * server by making the request.
170 /* Table of requests ending with an entry with a NULL name. */
171 extern struct request requests[];
173 /* Gzip library, see zlib.c. */
174 extern void gunzip_and_write PROTO ((int, char *, unsigned char *, size_t));
175 extern void read_and_gzip PROTO ((int, char *, unsigned char **, size_t *,