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archive: delegate blob reading to backend

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archive-tar.c and archive-zip.c now perform conversion check, with
help of sha1_file_to_archive() from archive.c

This gives backends more freedom in dealing with (streaming) large
blobs.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy
2012-05-03 08:51:03 +07:00
committed by Junio C Hamano
parent 853907097a
commit 9cb513b798
4 changed files with 54 additions and 24 deletions
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10
archive.h
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@ -11,6 +11,7 @@ struct archiver_args {
const char **pathspec;
unsigned int verbose : 1;
unsigned int worktree_attributes : 1;
unsigned int convert : 1;
int compression_level;
};
@ -27,11 +28,18 @@ extern void register_archiver(struct archiver *);
extern void init_tar_archiver(void);
extern void init_zip_archiver(void);
typedef int (*write_archive_entry_fn_t)(struct archiver_args *args, const unsigned char *sha1, const char *path, size_t pathlen, unsigned int mode, void *buffer, unsigned long size);
typedef int (*write_archive_entry_fn_t)(struct archiver_args *args,
const unsigned char *sha1,
const char *path, size_t pathlen,
unsigned int mode);
extern int write_archive_entries(struct archiver_args *args, write_archive_entry_fn_t write_entry);
extern int write_archive(int argc, const char **argv, const char *prefix, int setup_prefix, const char *name_hint, int remote);
const char *archive_format_from_filename(const char *filename);
extern void *sha1_file_to_archive(const struct archiver_args *args,
const char *path, const unsigned char *sha1,
unsigned int mode, enum object_type *type,
unsigned long *sizep);
#endif /* ARCHIVE_H */