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authorTao Bao <tbao@google.com>2018-07-10 01:56:45 +0200
committerGerrit Code Review <noreply-gerritcodereview@google.com>2018-07-10 01:56:45 +0200
commitfbc0f6062cc4be942a5b78729642106694ccc712 (patch)
tree79640bc7672124068c004f8467e9183b4c7eb059 /updater/install.cpp
parentMerge "updater: Add ABORT command." (diff)
parentupdater: Remove the support for sha1_check(). (diff)
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Diffstat (limited to 'updater/install.cpp')
-rw-r--r--updater/install.cpp50
1 files changed, 1 insertions, 49 deletions
diff --git a/updater/install.cpp b/updater/install.cpp
index 1ac19ce00..9d108e0ed 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -262,9 +262,7 @@ Value* ApplyPatchFn(const char* name, State* state,
// apply_patch_check(filename, [sha1, ...])
// Returns true if the contents of filename or the temporary copy in the cache partition (if
// present) have a SHA-1 checksum equal to one of the given sha1 values. sha1 values are
-// specified as 40 hex digits. This function differs from sha1_check(read_file(filename),
-// sha1 [, ...]) in that it knows to check the cache partition copy, so apply_patch_check() will
-// succeed even if the file was corrupted by an interrupted apply_patch() update.
+// specified as 40 hex digits.
Value* ApplyPatchCheckFn(const char* name, State* state,
const std::vector<std::unique_ptr<Expr>>& argv) {
if (argv.size() < 1) {
@@ -287,51 +285,6 @@ Value* ApplyPatchCheckFn(const char* name, State* state,
return StringValue(result == 0 ? "t" : "");
}
-// sha1_check(data)
-// to return the sha1 of the data (given in the format returned by
-// read_file).
-//
-// sha1_check(data, sha1_hex, [sha1_hex, ...])
-// returns the sha1 of the file if it matches any of the hex
-// strings passed, or "" if it does not equal any of them.
-//
-Value* Sha1CheckFn(const char* name, State* state, const std::vector<std::unique_ptr<Expr>>& argv) {
- if (argv.size() < 1) {
- return ErrorAbort(state, kArgsParsingFailure, "%s() expects at least 1 arg", name);
- }
-
- std::vector<std::unique_ptr<Value>> args;
- if (!ReadValueArgs(state, argv, &args)) {
- return nullptr;
- }
-
- if (args[0]->type == VAL_INVALID) {
- return StringValue("");
- }
- uint8_t digest[SHA_DIGEST_LENGTH];
- SHA1(reinterpret_cast<const uint8_t*>(args[0]->data.c_str()), args[0]->data.size(), digest);
-
- if (argv.size() == 1) {
- return StringValue(print_sha1(digest));
- }
-
- for (size_t i = 1; i < argv.size(); ++i) {
- uint8_t arg_digest[SHA_DIGEST_LENGTH];
- if (args[i]->type != VAL_STRING) {
- LOG(ERROR) << name << "(): arg " << i << " is not a string; skipping";
- } else if (ParseSha1(args[i]->data, arg_digest) != 0) {
- // Warn about bad args and skip them.
- LOG(ERROR) << name << "(): error parsing \"" << args[i]->data << "\" as sha-1; skipping";
- } else if (memcmp(digest, arg_digest, SHA_DIGEST_LENGTH) == 0) {
- // Found a match.
- return args[i].release();
- }
- }
-
- // Didn't match any of the hex strings; return false.
- return StringValue("");
-}
-
// mount(fs_type, partition_type, location, mount_point)
// mount(fs_type, partition_type, location, mount_point, mount_options)
@@ -1027,7 +980,6 @@ void RegisterInstallFunctions() {
RegisterFunction("wipe_block_device", WipeBlockDeviceFn);
RegisterFunction("read_file", ReadFileFn);
- RegisterFunction("sha1_check", Sha1CheckFn);
RegisterFunction("write_value", WriteValueFn);
RegisterFunction("wipe_cache", WipeCacheFn);