diff options
author | Dan McGee <dan@archlinux.org> | 2012-01-11 12:04:34 -0600 |
---|---|---|
committer | Dan McGee <dan@archlinux.org> | 2012-01-12 09:31:09 -0600 |
commit | 6e8ca48cbb22c328deab56b1740be04ea7ddba6e (patch) | |
tree | e4944fd3189209df20420816153695b56b8c2f17 | |
parent | 4f02b98338437b9395addb29000893b91d1ae21e (diff) |
Reorder some operations in sig check for efficiency
We don't need to open the data to be checked if we don't have a
signature to check against, so postpone that open until we know we have
either the base64_data or a valid signature file.
Signed-off-by: Dan McGee <dan@archlinux.org>
-rw-r--r-- | lib/libalpm/signing.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c index c4cb077f..3ff83ba0 100644 --- a/lib/libalpm/signing.c +++ b/lib/libalpm/signing.c @@ -430,8 +430,13 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path, if(!base64_sig) { sigpath = _alpm_sigpath(handle, path); - /* this will just help debugging */ - _alpm_access(handle, NULL, sigpath, R_OK); + if(_alpm_access(handle, NULL, sigpath, R_OK) != 0 + || (sigfile = fopen(sigpath, "rb")) == NULL) { + _alpm_log(handle, ALPM_LOG_DEBUG, "sig path %s could not be opened\n", + sigpath); + handle->pm_errno = ALPM_ERR_SIG_MISSING; + goto error; + } } /* does the file we are verifying exist? */ @@ -441,17 +446,6 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path, goto error; } - /* does the sig file exist (if we didn't get the data directly)? */ - if(!base64_sig) { - sigfile = fopen(sigpath, "rb"); - if(sigfile == NULL) { - _alpm_log(handle, ALPM_LOG_DEBUG, "sig path %s could not be opened\n", - sigpath); - handle->pm_errno = ALPM_ERR_SIG_MISSING; - goto error; - } - } - if(init_gpgme(handle)) { /* pm_errno was set in gpgme_init() */ goto error; |