diff options
Diffstat (limited to 'src/package.c')
| -rw-r--r-- | src/package.c | 154 |
1 files changed, 102 insertions, 52 deletions
diff --git a/src/package.c b/src/package.c index 2f14c80..bc517ad 100644 --- a/src/package.c +++ b/src/package.c @@ -106,6 +106,7 @@ int apk_deps_add(struct apk_dependency_array **depends, *apk_dependency_array_add(depends) = *dep; return 0; } + void apk_deps_parse(struct apk_database *db, struct apk_dependency_array **depends, apk_blob_t blob) @@ -171,6 +172,79 @@ struct read_info_ctx { int has_install; }; +static int add_info(struct apk_database *db, struct apk_package *pkg, + char field, apk_blob_t value) +{ + char *str; + + switch (field) { + case 'P': + str = apk_blob_cstr(value); + pkg->name = apk_db_get_name(db, str); + free(str); + break; + case 'V': + pkg->version = apk_blob_cstr(value); + break; + case 'T': + pkg->description = apk_blob_cstr(value); + break; + case 'U': + pkg->url = apk_blob_cstr(value); + break; + case 'L': + pkg->license = apk_blob_cstr(value); + break; + case 'D': + apk_deps_parse(db, &pkg->depends, value); + break; + case 'C': + apk_hexdump_parse(APK_BLOB_BUF(pkg->csum), value); + break; + case 'S': + pkg->size = apk_blob_uint(value, 10); + break; + case 'I': + pkg->installed_size = apk_blob_uint(value, 10); + break; + } + return 0; +} + +static int read_info_line(void *ctx, apk_blob_t line) +{ + static struct { + const char *str; + char field; + } fields[] = { + { "pkgname", 'P' }, + { "pkgver", 'V' }, + { "pkgdesc", 'T' }, + { "url", 'U' }, + { "size", 'I' }, + { "license", 'L' }, + { "depend", 'D' }, + }; + struct read_info_ctx *ri = (struct read_info_ctx *) ctx; + apk_blob_t l, r; + int i; + + if (line.ptr == NULL || line.len < 1 || line.ptr[0] == '#') + return 0; + + if (!apk_blob_splitstr(line, " = ", &l, &r)) + return 0; + + for (i = 0; i < ARRAY_SIZE(fields); i++) { + if (strncmp(fields[i].str, l.ptr, l.len) == 0) { + add_info(ri->db, ri->pkg, fields[i].field, r); + break; + } + } + + return 0; +} + static int read_info_entry(struct apk_archive_entry *ae, void *ctx) { struct read_info_ctx *ri = (struct read_info_ctx *) ctx; @@ -180,6 +254,13 @@ static int read_info_entry(struct apk_archive_entry *ae, void *ctx) apk_blob_t name, version; char *slash, *str; + if (strcmp(ae->name, ".PKGINFO") == 0) { + apk_blob_t blob = apk_archive_entry_read(ae); + apk_blob_for_each_segment(blob, "\n", read_info_line, ctx); + free(blob.ptr); + return 0; + } + if (strncmp(ae->name, "var/db/apk/", 11) != 0) { pkg->installed_size += (ae->size + bsize - 1) & ~(bsize - 1); return 0; @@ -248,14 +329,17 @@ struct apk_package *apk_pkg_read(struct apk_database *db, const char *file) ctx.db = db; ctx.pkg->size = st.st_size; ctx.has_install = 0; - if (apk_parse_tar_gz(fd, read_info_entry, &ctx) != 0) { + if (apk_parse_tar_gz(fd, read_info_entry, &ctx) < 0) { + apk_error("File %s is not an APK archive", file); pthread_join(tid, NULL); goto err; } pthread_join(tid, NULL); - if (ctx.pkg->name == NULL) + if (ctx.pkg->name == NULL) { + apk_error("File %s is corrupted", file); goto err; + } close(fd); @@ -372,71 +456,37 @@ int apk_pkg_run_script(struct apk_package *pkg, int root_fd, return 0; } -static int parse_index_line(struct apk_database *db, struct apk_package *pkg, - apk_blob_t blob) +static int parse_index_line(void *ctx, apk_blob_t line) { - apk_blob_t d; - char *str; + struct read_info_ctx *ri = (struct read_info_ctx *) ctx; - if (blob.len < 2 || blob.ptr[1] != ':') - return -1; + if (line.len < 3 || line.ptr[1] != ':') + return 0; - d = APK_BLOB_PTR_LEN(blob.ptr+2, blob.len-2); - switch (blob.ptr[0]) { - case 'P': - str = apk_blob_cstr(d); - pkg->name = apk_db_get_name(db, str); - free(str); - break; - case 'V': - pkg->version = apk_blob_cstr(d); - break; - case 'T': - pkg->description = apk_blob_cstr(d); - break; - case 'U': - pkg->url = apk_blob_cstr(d); - break; - case 'L': - pkg->license = apk_blob_cstr(d); - break; - case 'D': - apk_deps_parse(db, &pkg->depends, d); - break; - case 'C': - apk_hexdump_parse(APK_BLOB_BUF(pkg->csum), d); - break; - case 'S': - pkg->size = apk_blob_uint(d, 10); - break; - case 'I': - pkg->installed_size = apk_blob_uint(d, 10); - break; - } + add_info(ri->db, ri->pkg, line.ptr[0], APK_BLOB_PTR_LEN(line.ptr+2, line.len-2)); return 0; } struct apk_package *apk_pkg_parse_index_entry(struct apk_database *db, apk_blob_t blob) { - struct apk_package *pkg; - apk_blob_t l, r; + struct read_info_ctx ctx; - pkg = calloc(1, sizeof(struct apk_package)); - if (pkg == NULL) + ctx.pkg = calloc(1, sizeof(struct apk_package)); + if (ctx.pkg == NULL) return NULL; - r = blob; - while (apk_blob_splitstr(r, "\n", &l, &r)) - parse_index_line(db, pkg, l); - parse_index_line(db, pkg, r); + ctx.db = db; + ctx.has_install = 0; - if (pkg->name == NULL) { - apk_pkg_free(pkg); + apk_blob_for_each_segment(blob, "\n", parse_index_line, &ctx); + + if (ctx.pkg->name == NULL) { + apk_pkg_free(ctx.pkg); printf("%.*s\n", blob.len, blob.ptr); - pkg = NULL; + ctx.pkg = NULL; } - return pkg; + return ctx.pkg; } apk_blob_t apk_pkg_format_index_entry(struct apk_package *info, int size, |