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chromium / external / github.com / git / git / refs/tags/v1.2.3 / . / cache.h
blob: 9f4adf5c3f960eb1c86e3381f28738edf674c325 [file] [log] [blame]
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]1#ifndef CACHE_H
2#define CACHE_H
3
Junio C Hamano4050c0d2005-12-05 19:54:29[diff] [blame]4#include "git-compat-util.h"
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]5
Linus Torvaldscef661f2005-04-21 19:33:22[diff] [blame]6#include SHA1_HEADER
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]7#include <zlib.h>
8
Edgar Toernig9da3acf2005-04-30 16:51:03[diff] [blame]9#if ZLIB_VERNUM < 0x1200
10#define deflateBound(c,s) ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11)
11#endif
12
Junio C Hamano63be37b2006-01-20 01:13:57[diff] [blame]13#if defined(DT_UNKNOWN) && !NO_D_TYPE_IN_DIRENT
Edgar Toernigb6829692005-04-30 16:51:03[diff] [blame]14#define DTYPE(de) ((de)->d_type)
15#else
Junio C Hamano0bdd79a2006-01-20 21:33:20[diff] [blame]16#undef DT_UNKNOWN
17#undef DT_DIR
18#undef DT_REG
19#undef DT_LNK
Edgar Toernigb6829692005-04-30 16:51:03[diff] [blame]20#define DT_UNKNOWN 0
21#define DT_DIR 1
22#define DT_REG 2
Junio C Hamanoa15c1c62005-05-13 00:16:04[diff] [blame]23#define DT_LNK 3
Edgar Toernigb6829692005-04-30 16:51:03[diff] [blame]24#define DTYPE(de) DT_UNKNOWN
25#endif
26
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]27/*
Linus Torvalds2386d652005-07-14 01:46:20[diff] [blame]28 * Intensive research over the course of many years has shown that
29 * port 9418 is totally unused by anything else. Or
30 *
31 * Your search - "port 9418" - did not match any documents.
32 *
33 * as www.google.com puts it.
Linus Torvaldsba8a4972005-09-12 18:23:00[diff] [blame]34 *
35 * This port has been properly assigned for git use by IANA:
36 * git (Assigned-9418) [I06-050728-0001].
37 *
38 * git 9418/tcp git pack transfer service
39 * git 9418/udp git pack transfer service
40 *
41 * with Linus Torvalds <torvalds@osdl.org> as the point of
42 * contact. September 2005.
43 *
44 * See http://www.iana.org/assignments/port-numbers
Linus Torvalds2386d652005-07-14 01:46:20[diff] [blame]45 */
46#define DEFAULT_GIT_PORT 9418
47
48/*
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]49 * Basic data structures for the directory cache
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]50 */
51
52#define CACHE_SIGNATURE 0x44495243 /* "DIRC" */
53struct cache_header {
Linus Torvaldsccc4feb2005-04-15 17:44:27[diff] [blame]54 unsigned int hdr_signature;
55 unsigned int hdr_version;
56 unsigned int hdr_entries;
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]57};
58
59/*
60 * The "cache_time" is just the low 32 bits of the
61 * time. It doesn't matter if it overflows - we only
62 * check it for equality in the 32 bits we save.
63 */
64struct cache_time {
65 unsigned int sec;
66 unsigned int nsec;
67};
68
69/*
70 * dev/ino/uid/gid/size are also just tracked to the low 32 bits
71 * Again - this is just a (very strong in practice) heuristic that
72 * the inode hasn't changed.
Linus Torvaldsccc4feb2005-04-15 17:44:27[diff] [blame]73 *
74 * We save the fields in big-endian order to allow using the
75 * index file over NFS transparently.
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]76 */
77struct cache_entry {
Linus Torvaldsccc4feb2005-04-15 17:44:27[diff] [blame]78 struct cache_time ce_ctime;
79 struct cache_time ce_mtime;
80 unsigned int ce_dev;
81 unsigned int ce_ino;
82 unsigned int ce_mode;
83 unsigned int ce_uid;
84 unsigned int ce_gid;
85 unsigned int ce_size;
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]86 unsigned char sha1[20];
Linus Torvaldsf5cabd12005-04-16 04:45:38[diff] [blame]87 unsigned short ce_flags;
Junio C Hamano8f1d2e62006-01-07 09:33:54[diff] [blame]88 char name[FLEX_ARRAY]; /* more */
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]89};
90
Linus Torvalds95fd5bf2005-04-16 05:51:44[diff] [blame]91#define CE_NAMEMASK (0x0fff)
92#define CE_STAGEMASK (0x3000)
Linus Torvalds220a0b52005-06-06 05:07:31[diff] [blame]93#define CE_UPDATE (0x4000)
Junio C Hamanoaee46192005-04-16 15:33:23[diff] [blame]94#define CE_STAGESHIFT 12
Linus Torvalds95fd5bf2005-04-16 05:51:44[diff] [blame]95
Junio C Hamanoaee46192005-04-16 15:33:23[diff] [blame]96#define create_ce_flags(len, stage) htons((len) | ((stage) << CE_STAGESHIFT))
97#define ce_namelen(ce) (CE_NAMEMASK & ntohs((ce)->ce_flags))
98#define ce_size(ce) cache_entry_size(ce_namelen(ce))
99#define ce_stage(ce) ((CE_STAGEMASK & ntohs((ce)->ce_flags)) >> CE_STAGESHIFT)
100
Linus Torvaldse4479472005-04-17 05:26:31[diff] [blame]101#define ce_permissions(mode) (((mode) & 0100) ? 0755 : 0644)
Kay Sievers8ae0a8c2005-05-05 12:38:25[diff] [blame]102static inline unsigned int create_ce_mode(unsigned int mode)
103{
Kay Sievers8ae0a8c2005-05-05 12:38:25[diff] [blame]104 if (S_ISLNK(mode))
105 return htonl(S_IFLNK);
Linus Torvaldsdb823d42005-05-05 23:01:46[diff] [blame]106 return htonl(S_IFREG | ce_permissions(mode));
Kay Sievers8ae0a8c2005-05-05 12:38:25[diff] [blame]107}
Linus Torvaldse4479472005-04-17 05:26:31[diff] [blame]108
Junio C Hamanoaee46192005-04-16 15:33:23[diff] [blame]109#define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
Linus Torvaldsf5cabd12005-04-16 04:45:38[diff] [blame]110
Petr Baudis88355042005-05-10 22:58:16[diff] [blame]111extern struct cache_entry **active_cache;
112extern unsigned int active_nr, active_alloc, active_cache_changed;
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]113
Junio C Hamano8ac069a2005-05-10 05:57:58[diff] [blame]114#define GIT_DIR_ENVIRONMENT "GIT_DIR"
115#define DEFAULT_GIT_DIR_ENVIRONMENT ".git"
Junio C Hamanod19938a2005-05-10 00:57:56[diff] [blame]116#define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"
Linus Torvaldsbb233d62005-04-21 17:55:18[diff] [blame]117#define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
Junio C Hamano5da5c8f2005-07-30 07:58:28[diff] [blame]118#define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
Linus Torvaldsbb233d62005-04-21 17:55:18[diff] [blame]119
Sven Verdoolaege5da16062005-09-26 20:54:01[diff] [blame]120extern char *get_git_dir(void);
Junio C Hamano8ac069a2005-05-10 05:57:58[diff] [blame]121extern char *get_object_directory(void);
Daniel Barkalow95fc7512005-06-06 20:31:29[diff] [blame]122extern char *get_refs_directory(void);
Junio C Hamano8ac069a2005-05-10 05:57:58[diff] [blame]123extern char *get_index_file(void);
Junio C Hamano5da5c8f2005-07-30 07:58:28[diff] [blame]124extern char *get_graft_file(void);
Junio C Hamano8ac069a2005-05-10 05:57:58[diff] [blame]125
126#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
Linus Torvaldsbb233d62005-04-21 17:55:18[diff] [blame]127
Junio C Hamano6b5ee132005-09-21 07:00:47[diff] [blame]128extern const char **get_pathspec(const char *prefix, const char **pathspec);
Junio C Hamano4ca06602005-11-26 07:14:15[diff] [blame]129extern const char *setup_git_directory_gently(int *);
Linus Torvaldsd288a702005-08-17 01:06:34[diff] [blame]130extern const char *setup_git_directory(void);
Junio C Hamano6b5ee132005-09-21 07:00:47[diff] [blame]131extern const char *prefix_path(const char *prefix, int len, const char *path);
Junio C Hamano4ca06602005-11-26 07:14:15[diff] [blame]132extern const char *prefix_filename(const char *prefix, int len, const char *path);
Linus Torvaldsd288a702005-08-17 01:06:34[diff] [blame]133
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]134#define alloc_nr(x) (((x)+16)*3/2)
135
Linus Torvalds734aab72005-04-09 16:48:20[diff] [blame]136/* Initialize and use the cache information */
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]137extern int read_cache(void);
Linus Torvalds197ee8c2005-04-09 19:09:27[diff] [blame]138extern int write_cache(int newfd, struct cache_entry **cache, int entries);
Linus Torvaldseb38c222005-04-09 16:26:55[diff] [blame]139extern int cache_name_pos(const char *name, int namelen);
Junio C Hamano192268c2005-05-08 04:55:21[diff] [blame]140#define ADD_CACHE_OK_TO_ADD 1 /* Ok to add */
141#define ADD_CACHE_OK_TO_REPLACE 2 /* Ok to replace file/directory */
Junio C Hamanob1557252005-06-25 09:25:29[diff] [blame]142#define ADD_CACHE_SKIP_DFCHECK 4 /* Ok to skip DF conflict checks */
Junio C Hamano192268c2005-05-08 04:55:21[diff] [blame]143extern int add_cache_entry(struct cache_entry *ce, int option);
Brad Robertsdbbce552005-05-15 02:04:25[diff] [blame]144extern int remove_cache_entry_at(int pos);
Junio C Hamano6b5ee132005-09-21 07:00:47[diff] [blame]145extern int remove_file_from_cache(const char *path);
Brad Robertsdbbce552005-05-15 02:04:25[diff] [blame]146extern int ce_same_name(struct cache_entry *a, struct cache_entry *b);
Brad Roberts5d728c82005-05-15 02:04:25[diff] [blame]147extern int ce_match_stat(struct cache_entry *ce, struct stat *st);
Junio C Hamanob0391892005-09-19 22:11:15[diff] [blame]148extern int ce_modified(struct cache_entry *ce, struct stat *st);
Linus Torvaldsc0fd1f52005-07-14 23:55:06[diff] [blame]149extern int ce_path_match(const struct cache_entry *ce, const char **pathspec);
Bryan Larsen7672db22005-07-08 23:51:55[diff] [blame]150extern int index_fd(unsigned char *sha1, int fd, struct stat *st, int write_object, const char *type);
Daniel Barkalow024510c2005-12-10 22:25:24[diff] [blame]151extern int index_pipe(unsigned char *sha1, int fd, const char *type, int write_object);
Junio C Hamanoec1fcc12005-10-07 10:42:00[diff] [blame]152extern int index_path(unsigned char *sha1, const char *path, struct stat *st, int write_object);
Junio C Hamano415e96c2005-05-15 21:23:12[diff] [blame]153extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st);
154
155struct cache_file {
156 struct cache_file *next;
157 char lockfile[PATH_MAX];
158};
159extern int hold_index_file_for_update(struct cache_file *, const char *path);
160extern int commit_index_file(struct cache_file *);
161extern void rollback_index_file(struct cache_file *);
Linus Torvalds734aab72005-04-09 16:48:20[diff] [blame]162
Linus Torvalds17712992005-10-10 23:31:08[diff] [blame]163extern int trust_executable_bit;
Johannes Schindelinf8348be2005-11-15 18:24:19[diff] [blame]164extern int only_use_symrefs;
Junio C Hamano3299c6f2005-11-15 20:48:08[diff] [blame]165extern int diff_rename_limit_default;
Johannes Schindelin457f06d2005-12-22 22:13:56[diff] [blame]166extern int shared_repository;
Linus Torvalds17712992005-10-10 23:31:08[diff] [blame]167
Junio C Hamanoab9cb762005-11-25 23:59:09[diff] [blame]168#define GIT_REPO_VERSION 0
169extern int repository_format_version;
170extern int check_repository_format(void);
171
Linus Torvalds734aab72005-04-09 16:48:20[diff] [blame]172#define MTIME_CHANGED 0x0001
173#define CTIME_CHANGED 0x0002
174#define OWNER_CHANGED 0x0004
175#define MODE_CHANGED 0x0008
176#define INODE_CHANGED 0x0010
177#define DATA_CHANGED 0x0020
Kay Sievers8ae0a8c2005-05-05 12:38:25[diff] [blame]178#define TYPE_CHANGED 0x0040
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]179
180/* Return a statically allocated filename matching the sha1 signature */
Timo Sirainen4ec99bf2005-08-09 15:30:22[diff] [blame]181extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
182extern char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
Linus Torvalds73134b62005-04-10 21:03:58[diff] [blame]183extern char *sha1_file_name(const unsigned char *sha1);
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]184extern char *sha1_pack_name(const unsigned char *sha1);
185extern char *sha1_pack_index_name(const unsigned char *sha1);
Junio C Hamano013f2762005-10-11 22:22:48[diff] [blame]186extern const char *find_unique_abbrev(const unsigned char *sha1, int);
Junio C Hamano88cd6212005-09-30 21:02:47[diff] [blame]187extern const unsigned char null_sha1[20];
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]188
Holger Eitzenbergerf2db68e2005-08-04 20:43:03[diff] [blame]189int git_mkstemp(char *path, size_t n, const char *template);
190
Johannes Schindelin457f06d2005-12-22 22:13:56[diff] [blame]191int adjust_shared_perm(const char *path);
Junio C Hamanob2cb9422005-07-06 08:11:52[diff] [blame]192int safe_create_leading_directories(char *path);
Holger Eitzenbergerf2db68e2005-08-04 20:43:03[diff] [blame]193char *safe_strncpy(char *, const char *, size_t);
Timo Hirvonenbd22c902005-11-21 00:52:52[diff] [blame]194char *enter_repo(char *path, int strict);
Junio C Hamanob2cb9422005-07-06 08:11:52[diff] [blame]195
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]196/* Read and unpack a sha1 file into memory, write memory to a sha1 file */
Linus Torvaldsc4483572005-06-02 00:54:59[diff] [blame]197extern int unpack_sha1_header(z_stream *stream, void *map, unsigned long mapsize, void *buffer, unsigned long size);
Linus Torvalds5180cac2005-06-02 14:57:25[diff] [blame]198extern int parse_sha1_header(char *hdr, char *type, unsigned long *sizep);
Junio C Hamano36e4d742005-06-27 10:34:06[diff] [blame]199extern int sha1_object_info(const unsigned char *, char *, unsigned long *);
Linus Torvalds2ade9342005-04-08 22:01:15[diff] [blame]200extern void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, unsigned long *size);
Linus Torvalds73134b62005-04-10 21:03:58[diff] [blame]201extern void * read_sha1_file(const unsigned char *sha1, char *type, unsigned long *size);
Brian Gerstbf0f9102005-05-18 12:14:09[diff] [blame]202extern int write_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
Bryan Larsen7672db22005-07-08 23:51:55[diff] [blame]203extern char *write_sha1_file_prepare(void *buf,
204 unsigned long len,
205 const char *type,
206 unsigned char *sha1,
207 unsigned char *hdr,
208 int *hdrlen);
Daniel Barkalow8237b182005-04-24 01:47:23[diff] [blame]209
Jason McMullan5d6ccf52005-06-03 15:05:39[diff] [blame]210extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned long size, const char *type);
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]211
barkalow@iabervon.org70b98292005-08-02 23:46:29[diff] [blame]212extern int write_sha1_from_fd(const unsigned char *sha1, int fd, char *buffer,
213 size_t bufsize, size_t *bufposn);
Daniel Barkalowa5eda522005-07-10 22:25:38[diff] [blame]214extern int write_sha1_to_fd(int fd, const unsigned char *sha1);
Junio C Hamanob721e012005-10-11 06:22:01[diff] [blame]215extern int move_temp_to_file(const char *tmpfile, char *filename);
Daniel Barkalow8237b182005-04-24 01:47:23[diff] [blame]216
Linus Torvaldsdade09c2005-07-03 20:06:36[diff] [blame]217extern int has_sha1_pack(const unsigned char *sha1);
Daniel Barkalow8237b182005-04-24 01:47:23[diff] [blame]218extern int has_sha1_file(const unsigned char *sha1);
219
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]220extern int has_pack_file(const unsigned char *sha1);
221extern int has_pack_index(const unsigned char *sha1);
222
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]223/* Convert to/from hex/sha1 representation */
Junio C Hamano46a6c262006-01-25 09:03:18[diff] [blame]224#define MINIMUM_ABBREV 4
225#define DEFAULT_ABBREV 7
226
Linus Torvalds3c249c92005-05-01 23:36:56[diff] [blame]227extern int get_sha1(const char *str, unsigned char *sha1);
Linus Torvalds197ee8c2005-04-09 19:09:27[diff] [blame]228extern int get_sha1_hex(const char *hex, unsigned char *sha1);
229extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
Linus Torvaldsca8db142005-09-25 16:59:37[diff] [blame]230extern int read_ref(const char *filename, unsigned char *sha1);
Junio C Hamanoa876ed82005-09-30 21:08:25[diff] [blame]231extern const char *resolve_ref(const char *path, unsigned char *sha1, int);
Junio C Hamano8098a172005-09-30 21:26:57[diff] [blame]232extern int create_symref(const char *git_HEAD, const char *refs_heads_master);
233extern int validate_symref(const char *git_HEAD);
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]234
Linus Torvalds958ba6c2005-05-20 16:09:18[diff] [blame]235extern int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);
Linus Torvalds79517a02005-04-09 19:59:11[diff] [blame]236extern int cache_name_compare(const char *name1, int len1, const char *name2, int len2);
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]237
Junio C Hamano40469ee2005-04-28 23:42:27[diff] [blame]238extern void *read_object_with_reference(const unsigned char *sha1,
Brian Gerstbf0f9102005-05-18 12:14:09[diff] [blame]239 const char *required_type,
Junio C Hamano40469ee2005-04-28 23:42:27[diff] [blame]240 unsigned long *size,
241 unsigned char *sha1_ret);
Junio C Hamanof4913f92005-04-21 01:06:49[diff] [blame]242
Linus Torvaldsf80cd782005-05-06 22:28:59[diff] [blame]243const char *show_date(unsigned long time, int timezone);
Linus Torvalds2a390642005-09-19 22:53:50[diff] [blame]244int parse_date(const char *date, char *buf, int bufsize);
Edgar Toernigecee9d92005-04-30 16:46:49[diff] [blame]245void datestamp(char *buf, int bufsize);
Linus Torvalds3c07b1d2005-11-15 03:29:06[diff] [blame]246unsigned long approxidate(const char *);
Edgar Toernigecee9d92005-04-30 16:46:49[diff] [blame]247
Linus Torvalds6aa33f42005-07-12 18:49:27[diff] [blame]248extern int setup_ident(void);
Junio C Hamano589e4f92006-02-19 04:31:05[diff] [blame]249extern const char *git_author_info(int);
250extern const char *git_committer_info(int);
Linus Torvalds6aa33f42005-07-12 18:49:27[diff] [blame]251
Linus Torvalds12dccc12005-06-06 04:59:54[diff] [blame]252struct checkout {
253 const char *base_dir;
254 int base_dir_len;
255 unsigned force:1,
256 quiet:1,
257 not_new:1,
258 refresh_cache:1;
259};
260
261extern int checkout_entry(struct cache_entry *ce, struct checkout *state);
262
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]263extern struct alternate_object_database {
Junio C Hamanod5a63b92005-08-15 00:25:57[diff] [blame]264 struct alternate_object_database *next;
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]265 char *name;
Junio C Hamano8f1d2e62006-01-07 09:33:54[diff] [blame]266 char base[FLEX_ARRAY]; /* more */
Junio C Hamanod5a63b92005-08-15 00:25:57[diff] [blame]267} *alt_odb_list;
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]268extern void prepare_alt_odb(void);
269
270extern struct packed_git {
271 struct packed_git *next;
272 unsigned long index_size;
273 unsigned long pack_size;
274 unsigned int *index_base;
275 void *pack_base;
276 unsigned int pack_last_used;
Junio C Hamanof9253392005-06-29 09:51:27[diff] [blame]277 unsigned int pack_use_cnt;
Linus Torvalds9d835df2005-10-13 22:38:28[diff] [blame]278 int pack_local;
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]279 unsigned char sha1[20];
Junio C Hamano8f1d2e62006-01-07 09:33:54[diff] [blame]280 /* something like ".git/objects/pack/xxxxx.pack" */
281 char pack_name[FLEX_ARRAY]; /* more */
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]282} *packed_git;
Junio C Hamanof3bf9222005-07-01 00:15:39[diff] [blame]283
284struct pack_entry {
285 unsigned int offset;
286 unsigned char sha1[20];
287 struct packed_git *p;
288};
289
Linus Torvaldsd1c133f2005-07-16 20:55:50[diff] [blame]290struct ref {
291 struct ref *next;
292 unsigned char old_sha1[20];
293 unsigned char new_sha1[20];
Junio C Hamanoff27adf2005-08-24 07:40:14[diff] [blame]294 unsigned char force;
Junio C Hamanof88395a2005-08-03 23:35:29[diff] [blame]295 struct ref *peer_ref; /* when renaming */
Junio C Hamano8f1d2e62006-01-07 09:33:54[diff] [blame]296 char name[FLEX_ARRAY]; /* more */
Linus Torvaldsd1c133f2005-07-16 20:55:50[diff] [blame]297};
298
Linus Torvaldsf7192592005-07-04 18:57:58[diff] [blame]299extern int git_connect(int fd[2], char *url, const char *prog);
300extern int finish_connect(pid_t pid);
Linus Torvalds013e7c72005-07-04 20:24:30[diff] [blame]301extern int path_match(const char *path, int nr, char **match);
Junio C Hamanof88395a2005-08-03 23:35:29[diff] [blame]302extern int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,
303 int nr_refspec, char **refspec, int all);
Linus Torvalds41cb7482005-07-05 22:44:09[diff] [blame]304extern int get_ack(int fd, unsigned char *result_sha1);
Junio C Hamano1a7141f2005-10-14 01:57:40[diff] [blame]305extern struct ref **get_remote_heads(int in, struct ref **list, int nr_match, char **match, int ignore_funny);
Johannes Schindelin211b5f92005-10-28 02:48:54[diff] [blame]306extern int server_supports(const char *feature);
Linus Torvaldsf7192592005-07-04 18:57:58[diff] [blame]307
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]308extern struct packed_git *parse_pack_index(unsigned char *sha1);
Peter Hagervall2ab141a2005-09-02 12:17:10[diff] [blame]309extern struct packed_git *parse_pack_index_file(const unsigned char *sha1,
Daniel Barkalowc508df52005-08-16 04:10:03[diff] [blame]310 char *idx_path);
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]311
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]312extern void prepare_packed_git(void);
barkalow@iabervon.orgbf592c52005-08-01 00:53:44[diff] [blame]313extern void install_packed_git(struct packed_git *pack);
314
315extern struct packed_git *find_sha1_pack(const unsigned char *sha1,
316 struct packed_git *packs);
317
Junio C Hamanof9253392005-06-29 09:51:27[diff] [blame]318extern int use_packed_git(struct packed_git *);
319extern void unuse_packed_git(struct packed_git *);
Linus Torvalds9d835df2005-10-13 22:38:28[diff] [blame]320extern struct packed_git *add_packed_git(char *, int, int);
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]321extern int num_packed_objects(const struct packed_git *p);
322extern int nth_packed_object_sha1(const struct packed_git *, int, unsigned char*);
Junio C Hamanof3bf9222005-07-01 00:15:39[diff] [blame]323extern int find_pack_entry_one(const unsigned char *, struct pack_entry *, struct packed_git *);
324extern void *unpack_entry_gently(struct pack_entry *, char *, unsigned long *);
Junio C Hamanoad8c80a2005-07-01 00:17:20[diff] [blame]325extern void packed_object_info_detail(struct pack_entry *, char *, unsigned long *, unsigned long *, int *, unsigned char *);
Junio C Hamano9a217f22005-06-28 21:56:57[diff] [blame]326
Junio C Hamano8f3f9b02005-07-24 00:54:41[diff] [blame]327/* Dumb servers support */
328extern int update_server_info(int);
329
Linus Torvalds17712992005-10-10 23:31:08[diff] [blame]330typedef int (*config_fn_t)(const char *, const char *);
331extern int git_default_config(const char *, const char *);
Junio C Hamano4f629532005-11-26 00:03:56[diff] [blame]332extern int git_config_from_file(config_fn_t fn, const char *);
Linus Torvalds17712992005-10-10 23:31:08[diff] [blame]333extern int git_config(config_fn_t fn);
334extern int git_config_int(const char *, const char *);
335extern int git_config_bool(const char *, const char *);
Johannes Schindelin10bea152005-11-17 21:32:36[diff] [blame]336extern int git_config_set(const char *, const char *);
Johannes Schindelin4ddba792005-11-20 05:52:22[diff] [blame]337extern int git_config_set_multivar(const char *, const char *, const char *, int);
Junio C Hamanoab9cb762005-11-25 23:59:09[diff] [blame]338extern int check_repository_format_version(const char *var, const char *value);
Linus Torvalds17712992005-10-10 23:31:08[diff] [blame]339
Linus Torvaldse1b10392005-10-12 01:47:34[diff] [blame]340#define MAX_GITNAME (1000)
341extern char git_default_email[MAX_GITNAME];
342extern char git_default_name[MAX_GITNAME];
343
Junio C Hamano4e72dce2005-11-28 00:09:40[diff] [blame]344#define MAX_ENCODING_LENGTH 64
345extern char git_commit_encoding[MAX_ENCODING_LENGTH];
346
Junio C Hamanof3123c42005-10-22 08:28:13[diff] [blame]347extern int copy_fd(int ifd, int ofd);
Junio C Hamanoad897212005-12-15 06:17:38[diff] [blame]348
349/* Finish off pack transfer receiving end */
350extern int receive_unpack_pack(int fd[2], const char *me, int quiet);
Linus Torvalds5ee2ad62006-02-11 04:31:09[diff] [blame]351extern int receive_keep_pack(int fd[2], const char *me, int quiet);
Junio C Hamanoad897212005-12-15 06:17:38[diff] [blame]352
Linus Torvaldse83c5162005-04-07 22:13:13[diff] [blame]353#endif /* CACHE_H */