diff options
Diffstat (limited to 'cache.h')
| -rw-r--r-- | cache.h | 95 |
1 files changed, 71 insertions, 24 deletions
@@ -16,13 +16,27 @@ #endif #include <zlib.h> -#if defined(NO_DEFLATE_BOUND) || ZLIB_VERNUM < 0x1200 -#define deflateBound(c,s) ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11) -#endif - -void git_inflate_init(z_streamp strm); -void git_inflate_end(z_streamp strm); -int git_inflate(z_streamp strm, int flush); +typedef struct git_zstream { + z_stream z; + unsigned long avail_in; + unsigned long avail_out; + unsigned long total_in; + unsigned long total_out; + unsigned char *next_in; + unsigned char *next_out; +} git_zstream; + +void git_inflate_init(git_zstream *); +void git_inflate_init_gzip_only(git_zstream *); +void git_inflate_end(git_zstream *); +int git_inflate(git_zstream *, int flush); + +void git_deflate_init(git_zstream *, int level); +void git_deflate_init_gzip(git_zstream *, int level); +void git_deflate_end(git_zstream *); +int git_deflate_end_gently(git_zstream *); +int git_deflate(git_zstream *, int flush); +unsigned long git_deflate_bound(git_zstream *, unsigned long); #if defined(DT_UNKNOWN) && !defined(NO_D_TYPE_IN_DIRENT) #define DTYPE(de) ((de)->d_type) @@ -511,15 +525,18 @@ struct pathspec { struct pathspec_item { const char *match; int len; - unsigned int has_wildcard:1; + unsigned int use_wildcard:1; } *items; }; extern int init_pathspec(struct pathspec *, const char **); extern void free_pathspec(struct pathspec *); extern int ce_path_match(const struct cache_entry *ce, const struct pathspec *pathspec); -extern int index_fd(unsigned char *sha1, int fd, struct stat *st, int write_object, enum object_type type, const char *path, int format_check); -extern int index_path(unsigned char *sha1, const char *path, struct stat *st, int write_object); + +#define HASH_WRITE_OBJECT 1 +#define HASH_FORMAT_CHECK 2 +extern int index_fd(unsigned char *sha1, int fd, struct stat *st, enum object_type type, const char *path, unsigned flags); +extern int index_path(unsigned char *sha1, const char *path, struct stat *st, unsigned flags); extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st); #define REFRESH_REALLY 0x0001 /* ignore_valid */ @@ -606,7 +623,7 @@ enum eol { #endif }; -extern enum eol eol; +extern enum eol core_eol; enum branch_track { BRANCH_TRACK_UNSPECIFIED = -1, @@ -676,14 +693,24 @@ extern char *sha1_pack_name(const unsigned char *sha1); extern char *sha1_pack_index_name(const unsigned char *sha1); extern const char *find_unique_abbrev(const unsigned char *sha1, int); extern const unsigned char null_sha1[20]; -static inline int is_null_sha1(const unsigned char *sha1) + +static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2) { - return !memcmp(sha1, null_sha1, 20); + int i; + + for (i = 0; i < 20; i++, sha1++, sha2++) { + if (*sha1 != *sha2) + return *sha1 - *sha2; + } + + return 0; } -static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2) + +static inline int is_null_sha1(const unsigned char *sha1) { - return memcmp(sha1, sha2, 20); + return !hashcmp(sha1, null_sha1); } + static inline void hashcpy(unsigned char *sha_dst, const unsigned char *sha_src) { memcpy(sha_dst, sha_src, 20); @@ -746,13 +773,23 @@ char *strip_path_suffix(const char *path, const char *suffix); int daemon_avoid_alias(const char *path); int offset_1st_component(const char *path); -/* Read and unpack a sha1 file into memory, write memory to a sha1 file */ -extern int sha1_object_info(const unsigned char *, unsigned long *); -extern void *read_sha1_file_repl(const unsigned char *sha1, enum object_type *type, unsigned long *size, const unsigned char **replacement); +/* object replacement */ +#define READ_SHA1_FILE_REPLACE 1 +extern void *read_sha1_file_extended(const unsigned char *sha1, enum object_type *type, unsigned long *size, unsigned flag); static inline void *read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size) { - return read_sha1_file_repl(sha1, type, size, NULL); + return read_sha1_file_extended(sha1, type, size, READ_SHA1_FILE_REPLACE); +} +extern const unsigned char *do_lookup_replace_object(const unsigned char *sha1); +static inline const unsigned char *lookup_replace_object(const unsigned char *sha1) +{ + if (!read_replace_refs) + return sha1; + return do_lookup_replace_object(sha1); } + +/* Read and unpack a sha1 file into memory, write memory to a sha1 file */ +extern int sha1_object_info(const unsigned char *, unsigned long *); extern int hash_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *sha1); extern int write_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *return_sha1); extern int pretend_sha1_file(void *, unsigned long, enum object_type, unsigned char *); @@ -790,15 +827,15 @@ struct object_context { }; extern int get_sha1(const char *str, unsigned char *sha1); -extern int get_sha1_with_mode_1(const char *str, unsigned char *sha1, unsigned *mode, int gently, const char *prefix); +extern int get_sha1_with_mode_1(const char *str, unsigned char *sha1, unsigned *mode, int only_to_die, const char *prefix); static inline int get_sha1_with_mode(const char *str, unsigned char *sha1, unsigned *mode) { - return get_sha1_with_mode_1(str, sha1, mode, 1, NULL); + return get_sha1_with_mode_1(str, sha1, mode, 0, NULL); } -extern int get_sha1_with_context_1(const char *name, unsigned char *sha1, struct object_context *orc, int gently, const char *prefix); +extern int get_sha1_with_context_1(const char *name, unsigned char *sha1, struct object_context *orc, int only_to_die, const char *prefix); static inline int get_sha1_with_context(const char *str, unsigned char *sha1, struct object_context *orc) { - return get_sha1_with_context_1(str, sha1, orc, 1, NULL); + return get_sha1_with_context_1(str, sha1, orc, 0, NULL); } extern int get_sha1_hex(const char *hex, unsigned char *sha1); extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */ @@ -986,7 +1023,7 @@ extern struct packed_git *find_sha1_pack(const unsigned char *sha1, extern void pack_report(void); extern int open_pack_index(struct packed_git *); extern void close_pack_index(struct packed_git *); -extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned int *); +extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *); extern void close_pack_windows(struct packed_git *); extern void unuse_pack(struct pack_window **); extern void free_pack_by_name(const char *); @@ -1003,6 +1040,16 @@ extern const char *packed_object_info_detail(struct packed_git *, off_t, unsigne /* Dumb servers support */ extern int update_server_info(int); +/* git_config_parse_key() returns these negated: */ +#define CONFIG_INVALID_KEY 1 +#define CONFIG_NO_SECTION_OR_NAME 2 +/* git_config_set(), git_config_set_multivar() return the above or these: */ +#define CONFIG_NO_LOCK -1 +#define CONFIG_INVALID_FILE 3 +#define CONFIG_NO_WRITE 4 +#define CONFIG_NOTHING_SET 5 +#define CONFIG_INVALID_PATTERN 6 + typedef int (*config_fn_t)(const char *, const char *, void *); extern int git_default_config(const char *, const char *, void *); extern int git_config_from_file(config_fn_t fn, const char *, void *); |