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   1#ifndef ARCHIVE_H
   2#define ARCHIVE_H
   3
   4#define MAX_EXTRA_ARGS  32
   5#define MAX_ARGS        (MAX_EXTRA_ARGS + 32)
   6
   7struct archiver_args {
   8        const char *base;
   9        size_t baselen;
  10        struct tree *tree;
  11        const unsigned char *commit_sha1;
  12        const struct commit *commit;
  13        time_t time;
  14        const char **pathspec;
  15        unsigned int verbose : 1;
  16};
  17
  18typedef int (*write_archive_fn_t)(struct archiver_args *);
  19
  20typedef 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);
  21
  22struct archiver {
  23        const char *name;
  24        write_archive_fn_t write_archive;
  25        unsigned int flags;
  26};
  27
  28extern int parse_archive_args(int argc, const char **argv, const struct archiver **ar, struct archiver_args *args);
  29
  30extern void parse_treeish_arg(const char **treeish,
  31                              struct archiver_args *ar_args,
  32                              const char *prefix);
  33
  34extern void parse_pathspec_arg(const char **pathspec,
  35                               struct archiver_args *args);
  36/*
  37 * Archive-format specific backends.
  38 */
  39extern int write_tar_archive(struct archiver_args *);
  40extern int write_zip_archive(struct archiver_args *);
  41
  42extern int write_archive_entries(struct archiver_args *args, write_archive_entry_fn_t write_entry);
  43
  44#endif  /* ARCHIVE_H */