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manifest: support v3 packages

cute-signatures
Timo Teräs 2021-07-30 18:30:44 +03:00
parent 727ecc440c
commit a0e59e0897
1 changed files with 42 additions and 0 deletions
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42
src/app_manifest.c
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@ -17,6 +17,8 @@
#include "apk_extract.h"
#include "apk_version.h"
#include "apk_print.h"
#include "apk_adb.h"
#include "apk_pathbuilder.h"
/* TODO: support package files as well as generating manifest from the installed DB. */
static char *csum_types[APK_CHECKSUM_SHA1 + 1] = {
@ -85,8 +87,48 @@ static int process_pkg_file(struct apk_extract_ctx *ectx, const struct apk_file_
return 0;
}
static int process_v3_meta(struct apk_extract_ctx *ectx, struct adb *db)
{
struct manifest_file_ctx *mctx = container_of(ectx, struct manifest_file_ctx, ectx);
struct apk_out *out = mctx->out;
struct adb_obj pkg, paths, path, files, file;
struct apk_digest digest;
struct apk_pathbuilder pb;
char buf[APK_DIGEST_MAX_LENGTH*2+1];
apk_blob_t hex;
int i, j;
adb_r_rootobj(db, &pkg, &schema_package);
adb_ro_obj(&pkg, ADBI_PKG_PATHS, &paths);
for (i = ADBI_FIRST; i <= adb_ra_num(&paths); i++) {
adb_ro_obj(&paths, i, &path);
adb_ro_obj(&path, ADBI_DI_FILES, &files);
apk_pathbuilder_setb(&pb, adb_ro_blob(&path, ADBI_DI_NAME));
for (j = ADBI_FIRST; j <= adb_ra_num(&files); j++) {
adb_ro_obj(&files, j, &file);
apk_pathbuilder_pushb(&pb, adb_ro_blob(&file, ADBI_FI_NAME));
apk_digest_from_blob(&digest, adb_ro_blob(&file, ADBI_FI_HASHES));
hex = APK_BLOB_BUF(buf);
apk_blob_push_hexdump(&hex, APK_DIGEST_BLOB(digest));
apk_blob_push_blob(&hex, APK_BLOB_STRLIT("\0"));
apk_out(out, "%s%s%s:%s %s",
mctx->prefix1, mctx->prefix2,
apk_digest_alg_str(digest.alg), buf,
apk_pathbuilder_cstr(&pb));
apk_pathbuilder_pop(&pb);
}
}
return -ECANCELED;
}
static const struct apk_extract_ops extract_manifest_ops = {
.v2meta = apk_extract_v2_meta,
.v3meta = process_v3_meta,
.file = process_pkg_file,
};