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| author | Timo Teräs <timo.teras@iki.fi> | 2021-06-09 23:12:52 +0300 |
|---|---|---|
| committer | Timo Teräs <timo.teras@iki.fi> | 2021-06-11 13:35:32 +0300 |
| commit | 91cb2514e4d2b260817f9fd10cbf0a1839bb9a07 (patch) | |
| tree | 80f7601d5c861c61a5129a6d11bd92cd83f476cb /src/io_archive.c | |
| parent | 7ce4cc4b739127c0b4b36ffcabc007e5781b13c9 (diff) | |
| download | apk-tools-91cb2514e4d2b260817f9fd10cbf0a1839bb9a07.tar.gz apk-tools-91cb2514e4d2b260817f9fd10cbf0a1839bb9a07.tar.bz2 apk-tools-91cb2514e4d2b260817f9fd10cbf0a1839bb9a07.tar.xz apk-tools-91cb2514e4d2b260817f9fd10cbf0a1839bb9a07.zip | |
extract: new applet to extract v2 packages
Diffstat (limited to 'src/io_archive.c')
| -rw-r--r-- | src/io_archive.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/io_archive.c b/src/io_archive.c index 5e1498a..57d8b83 100644 --- a/src/io_archive.c +++ b/src/io_archive.c @@ -184,8 +184,8 @@ int apk_tar_parse(struct apk_istream *is, apk_archive_entry_parser parser, if ((r = blob_realloc(&longname, entry.size+1)) != 0 || (r = apk_istream_read(is, longname.ptr, entry.size)) != entry.size) goto err; + longname.ptr[entry.size] = 0; entry.name = longname.ptr; - entry.name[entry.size] = 0; toskip -= entry.size; break; case 'K': /* GNU long link target extension - ignored */ @@ -336,15 +336,16 @@ int apk_tar_write_padding(struct apk_ostream *os, const struct apk_file_info *ae int apk_archive_entry_extract(int atfd, const struct apk_file_info *ae, const char *extract_name, const char *link_target, struct apk_istream *is, - apk_progress_cb cb, void *cb_ctx, - unsigned int apk_extract_flags, - struct apk_out *out) + apk_progress_cb cb, void *cb_ctx, struct apk_digest_ctx *dctx, + unsigned int extract_flags, struct apk_out *out) { struct apk_xattr *xattr; const char *fn = extract_name ?: ae->name; int fd, r = -1, atflags = 0, ret = 0; - if (unlinkat(atfd, fn, 0) != 0 && errno != ENOENT) return -errno; + if (!(extract_flags & APK_EXTRACTF_NO_OVERWRITE)) { + if (unlinkat(atfd, fn, 0) != 0 && errno != ENOENT) return -errno; + } switch (ae->mode & S_IFMT) { case S_IFDIR: @@ -361,7 +362,7 @@ int apk_archive_entry_extract(int atfd, const struct apk_file_info *ae, ret = -errno; break; } - r = apk_istream_splice(is, fd, ae->size, cb, cb_ctx); + r = apk_istream_splice(is, fd, ae->size, cb, cb_ctx, dctx); if (r != ae->size) ret = r < 0 ? r : -ENOSPC; close(fd); } else { @@ -386,7 +387,7 @@ int apk_archive_entry_extract(int atfd, const struct apk_file_info *ae, return ret; } - if (!(apk_extract_flags & APK_EXTRACTF_NO_CHOWN)) { + if (!(extract_flags & APK_EXTRACTF_NO_CHOWN)) { r = fchownat(atfd, fn, ae->uid, ae->gid, atflags); if (r < 0) { apk_err(out, "Failed to set ownership on %s: %s", |