diff options
| -rw-r--r-- | cache.h | 48 | ||||
| -rw-r--r-- | read-cache.c | 54 |
2 files changed, 54 insertions, 48 deletions
@@ -115,48 +115,6 @@ struct cache_time { unsigned int nsec; }; -/* - * dev/ino/uid/gid/size are also just tracked to the low 32 bits - * Again - this is just a (very strong in practice) heuristic that - * the inode hasn't changed. - * - * We save the fields in big-endian order to allow using the - * index file over NFS transparently. - */ -struct ondisk_cache_entry { - struct cache_time ctime; - struct cache_time mtime; - unsigned int dev; - unsigned int ino; - unsigned int mode; - unsigned int uid; - unsigned int gid; - unsigned int size; - unsigned char sha1[20]; - unsigned short flags; - char name[FLEX_ARRAY]; /* more */ -}; - -/* - * This struct is used when CE_EXTENDED bit is 1 - * The struct must match ondisk_cache_entry exactly from - * ctime till flags - */ -struct ondisk_cache_entry_extended { - struct cache_time ctime; - struct cache_time mtime; - unsigned int dev; - unsigned int ino; - unsigned int mode; - unsigned int uid; - unsigned int gid; - unsigned int size; - unsigned char sha1[20]; - unsigned short flags; - unsigned short flags2; - char name[FLEX_ARRAY]; /* more */ -}; - struct cache_entry { struct cache_time ce_ctime; struct cache_time ce_mtime; @@ -253,9 +211,6 @@ static inline size_t ce_namelen(const struct cache_entry *ce) } #define ce_size(ce) cache_entry_size(ce_namelen(ce)) -#define ondisk_ce_size(ce) (((ce)->ce_flags & CE_EXTENDED) ? \ - ondisk_cache_entry_extended_size(ce_namelen(ce)) : \ - ondisk_cache_entry_size(ce_namelen(ce))) #define ce_stage(ce) ((CE_STAGEMASK & (ce)->ce_flags) >> CE_STAGESHIFT) #define ce_uptodate(ce) ((ce)->ce_flags & CE_UPTODATE) #define ce_skip_worktree(ce) ((ce)->ce_flags & CE_SKIP_WORKTREE) @@ -306,10 +261,7 @@ static inline unsigned int canon_mode(unsigned int mode) return S_IFGITLINK; } -#define flexible_size(STRUCT,len) ((offsetof(struct STRUCT,name) + (len) + 8) & ~7) #define cache_entry_size(len) (offsetof(struct cache_entry,name) + (len) + 1) -#define ondisk_cache_entry_size(len) flexible_size(ondisk_cache_entry,len) -#define ondisk_cache_entry_extended_size(len) flexible_size(ondisk_cache_entry_extended,len) struct index_state { struct cache_entry **cache; diff --git a/read-cache.c b/read-cache.c index 274e54b4f..fa8aa7376 100644 --- a/read-cache.c +++ b/read-cache.c @@ -1189,6 +1189,60 @@ static struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int reall return refresh_cache_ent(&the_index, ce, really, NULL, NULL); } + +/***************************************************************** + * Index File I/O + *****************************************************************/ + +/* + * dev/ino/uid/gid/size are also just tracked to the low 32 bits + * Again - this is just a (very strong in practice) heuristic that + * the inode hasn't changed. + * + * We save the fields in big-endian order to allow using the + * index file over NFS transparently. + */ +struct ondisk_cache_entry { + struct cache_time ctime; + struct cache_time mtime; + unsigned int dev; + unsigned int ino; + unsigned int mode; + unsigned int uid; + unsigned int gid; + unsigned int size; + unsigned char sha1[20]; + unsigned short flags; + char name[FLEX_ARRAY]; /* more */ +}; + +/* + * This struct is used when CE_EXTENDED bit is 1 + * The struct must match ondisk_cache_entry exactly from + * ctime till flags + */ +struct ondisk_cache_entry_extended { + struct cache_time ctime; + struct cache_time mtime; + unsigned int dev; + unsigned int ino; + unsigned int mode; + unsigned int uid; + unsigned int gid; + unsigned int size; + unsigned char sha1[20]; + unsigned short flags; + unsigned short flags2; + char name[FLEX_ARRAY]; /* more */ +}; + +#define align_flex_name(STRUCT,len) ((offsetof(struct STRUCT,name) + (len) + 8) & ~7) +#define ondisk_cache_entry_size(len) align_flex_name(ondisk_cache_entry,len) +#define ondisk_cache_entry_extended_size(len) align_flex_name(ondisk_cache_entry_extended,len) +#define ondisk_ce_size(ce) (((ce)->ce_flags & CE_EXTENDED) ? \ + ondisk_cache_entry_extended_size(ce_namelen(ce)) : \ + ondisk_cache_entry_size(ce_namelen(ce))) + static int verify_hdr(struct cache_header *hdr, unsigned long size) { git_SHA_CTX c; |