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-rw-r--r--lib/libalpm/alpm.h28
-rw-r--r--lib/libalpm/signing.c95
-rw-r--r--lib/libalpm/signing.h2
-rw-r--r--src/pacman/package.c8
-rw-r--r--src/pacman/util.c15
-rw-r--r--src/pacman/util.h2
6 files changed, 82 insertions, 68 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index fc8f0bcd..c94cdf7f 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -209,16 +209,30 @@ typedef struct _alpm_backup_t {
char *hash;
} alpm_backup_t;
+typedef struct _alpm_pgpkey_t {
+ void *data;
+ char *fingerprint;
+ char *uid;
+ char *name;
+ char *email;
+ time_t created;
+ time_t expires;
+} alpm_pgpkey_t;
+
/** Signature result. Contains the number of signatures found and pointers to
* arrays containing key and status info. All contained arrays have size
* #count.*/
typedef struct _alpm_sigresult_t {
- int count;
- alpm_sigstatus_t *status;
- alpm_sigvalidity_t *validity;
- char **uid;
+ alpm_pgpkey_t key;
+ alpm_sigstatus_t status;
+ alpm_sigvalidity_t validity;
} alpm_sigresult_t;
+typedef struct _alpm_siglist_t {
+ size_t count;
+ alpm_sigresult_t *results;
+} alpm_siglist_t;
+
/*
* Logging facilities
*/
@@ -776,11 +790,11 @@ alpm_list_t *alpm_pkg_unused_deltas(alpm_pkg_t *pkg);
* Signatures
*/
-int alpm_pkg_check_pgp_signature(alpm_pkg_t *pkg, alpm_sigresult_t *result);
+int alpm_pkg_check_pgp_signature(alpm_pkg_t *pkg, alpm_siglist_t *siglist);
-int alpm_db_check_pgp_signature(alpm_db_t *db, alpm_sigresult_t *result);
+int alpm_db_check_pgp_signature(alpm_db_t *db, alpm_siglist_t *siglist);
-int alpm_sigresult_cleanup(alpm_sigresult_t *result);
+int alpm_siglist_cleanup(alpm_siglist_t *siglist);
/*
* Groups
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index 5beea5e1..ba5efa5d 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -196,16 +196,16 @@ error:
* The return value will be 0 if nothing abnormal happened during the signature
* check, and -1 if an error occurred while checking signatures or if a
* signature could not be found; pm_errno will be set. Note that "abnormal"
- * does not include a failed signature; the value in #result should be checked
+ * does not include a failed signature; the value in #siglist should be checked
* to determine if the signature(s) are good.
* @param handle the context handle
* @param path the full path to a file
* @param base64_sig optional PGP signature data in base64 encoding
- * @result
+ * @param siglist a pointer to storage for signature results
* @return 0 in normal cases, -1 if the something failed in the check process
*/
int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
- const char *base64_sig, alpm_sigresult_t *result)
+ const char *base64_sig, alpm_siglist_t *siglist)
{
int ret = -1, sigcount;
gpgme_error_t err;
@@ -221,10 +221,10 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
RET_ERR(handle, ALPM_ERR_NOT_A_FILE, -1);
}
- if(!result) {
+ if(!siglist) {
RET_ERR(handle, ALPM_ERR_WRONG_ARGS, -1);
}
- result->count = 0;
+ siglist->count = 0;
if(!base64_sig) {
sigpath = _alpm_sigpath(handle, path);
@@ -294,14 +294,9 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
gpgsig; gpgsig = gpgsig->next, sigcount++);
_alpm_log(handle, ALPM_LOG_DEBUG, "%d signatures returned\n", sigcount);
- result->status = calloc(sigcount, sizeof(alpm_sigstatus_t));
- result->validity = calloc(sigcount, sizeof(alpm_sigvalidity_t));
- result->uid = calloc(sigcount, sizeof(char*));
- if(!result->status || !result->validity || !result->uid) {
- handle->pm_errno = ALPM_ERR_MEMORY;
- goto error;
- }
- result->count = sigcount;
+ CALLOC(siglist->results, sigcount, sizeof(alpm_sigresult_t),
+ handle->pm_errno = ALPM_ERR_MEMORY; goto error);
+ siglist->count = sigcount;
for(gpgsig = verify_result->signatures, sigcount = 0; gpgsig;
gpgsig = gpgsig->next, sigcount++) {
@@ -309,6 +304,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
alpm_sigstatus_t status;
alpm_sigvalidity_t validity;
gpgme_key_t key;
+ alpm_sigresult_t *result;
_alpm_log(handle, ALPM_LOG_DEBUG, "fingerprint: %s\n", gpgsig->fpr);
summary_list = list_sigsum(gpgsig->summary);
@@ -323,21 +319,26 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
string_validity(gpgsig->validity),
gpgme_strerror(gpgsig->validity_reason));
+ result = siglist->results + sigcount;
err = gpgme_get_key(ctx, gpgsig->fpr, &key, 0);
if(gpg_err_code(err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
err = GPG_ERR_NO_ERROR;
- STRDUP(result->uid[sigcount], gpgsig->fpr,
+ /* we dupe the fpr in this case since we have no key to point at */
+ STRDUP(result->key.fingerprint, gpgsig->fpr,
handle->pm_errno = ALPM_ERR_MEMORY; goto error);
} else {
CHECK_ERR();
if(key->uids) {
- const char *uid = key->uids->uid;
- STRDUP(result->uid[sigcount], uid,
- handle->pm_errno = ALPM_ERR_MEMORY; goto error);
- _alpm_log(handle, ALPM_LOG_DEBUG, "key user: %s\n", uid);
+ result->key.data = key;
+ result->key.fingerprint = key->subkeys->fpr;
+ result->key.uid = key->uids->uid;
+ result->key.name = key->uids->name;
+ result->key.email = key->uids->email;
+ result->key.created = key->subkeys->timestamp;
+ result->key.expires = key->subkeys->expires;
+ _alpm_log(handle, ALPM_LOG_DEBUG, "key user: %s\n", key->uids->uid);
}
- gpgme_key_unref(key);
}
switch(gpg_err_code(gpgsig->status)) {
@@ -379,8 +380,8 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
break;
}
- result->status[sigcount] = status;
- result->validity[sigcount] = validity;
+ result->status = status;
+ result->validity = validity;
}
ret = 0;
@@ -435,13 +436,13 @@ char *_alpm_sigpath(alpm_handle_t *handle, const char *path)
int _alpm_check_pgp_helper(alpm_handle_t *handle, const char *path,
const char *base64_sig, int optional, int marginal, int unknown)
{
- alpm_sigresult_t result;
+ alpm_siglist_t siglist;
int ret;
- memset(&result, 0, sizeof(result));
+ memset(&siglist, 0, sizeof(alpm_siglist_t));
_alpm_log(handle, ALPM_LOG_DEBUG, "checking signatures for %s\n", path);
- ret = _alpm_gpgme_checksig(handle, path, base64_sig, &result);
+ ret = _alpm_gpgme_checksig(handle, path, base64_sig, &siglist);
if(ret && handle->pm_errno == ALPM_ERR_SIG_MISSING) {
if(optional) {
_alpm_log(handle, ALPM_LOG_DEBUG, "missing optional signature\n");
@@ -455,13 +456,13 @@ int _alpm_check_pgp_helper(alpm_handle_t *handle, const char *path,
_alpm_log(handle, ALPM_LOG_DEBUG, "signature check failed\n");
/* ret will already be -1 */
} else {
- int num;
- for(num = 0; !ret && num < result.count; num++) {
- switch(result.status[num]) {
+ size_t num;
+ for(num = 0; !ret && num < siglist.count; num++) {
+ switch(siglist.results[num].status) {
case ALPM_SIGSTATUS_VALID:
case ALPM_SIGSTATUS_KEY_EXPIRED:
_alpm_log(handle, ALPM_LOG_DEBUG, "signature is valid\n");
- switch(result.validity[num]) {
+ switch(siglist.results[num].validity) {
case ALPM_SIGVALIDITY_FULL:
_alpm_log(handle, ALPM_LOG_DEBUG, "signature is fully trusted\n");
break;
@@ -493,7 +494,7 @@ int _alpm_check_pgp_helper(alpm_handle_t *handle, const char *path,
}
}
- alpm_sigresult_cleanup(&result);
+ alpm_siglist_cleanup(&siglist);
return ret;
}
@@ -503,14 +504,14 @@ int _alpm_check_pgp_helper(alpm_handle_t *handle, const char *path,
* @return a int value : 0 (valid), 1 (invalid), -1 (an error occurred)
*/
int SYMEXPORT alpm_pkg_check_pgp_signature(alpm_pkg_t *pkg,
- alpm_sigresult_t *result)
+ alpm_siglist_t *siglist)
{
ASSERT(pkg != NULL, return -1);
- ASSERT(result != NULL, RET_ERR(pkg->handle, ALPM_ERR_WRONG_ARGS, -1));
+ ASSERT(siglist != NULL, RET_ERR(pkg->handle, ALPM_ERR_WRONG_ARGS, -1));
pkg->handle->pm_errno = 0;
return _alpm_gpgme_checksig(pkg->handle, alpm_pkg_get_filename(pkg),
- pkg->base64_sig, result);
+ pkg->base64_sig, siglist);
}
/**
@@ -519,31 +520,29 @@ int SYMEXPORT alpm_pkg_check_pgp_signature(alpm_pkg_t *pkg,
* @return a int value : 0 (valid), 1 (invalid), -1 (an error occurred)
*/
int SYMEXPORT alpm_db_check_pgp_signature(alpm_db_t *db,
- alpm_sigresult_t *result)
+ alpm_siglist_t *siglist)
{
ASSERT(db != NULL, return -1);
- ASSERT(result != NULL, RET_ERR(db->handle, ALPM_ERR_WRONG_ARGS, -1));
+ ASSERT(siglist != NULL, RET_ERR(db->handle, ALPM_ERR_WRONG_ARGS, -1));
db->handle->pm_errno = 0;
- return _alpm_gpgme_checksig(db->handle, _alpm_db_path(db), NULL, result);
+ return _alpm_gpgme_checksig(db->handle, _alpm_db_path(db), NULL, siglist);
}
-int SYMEXPORT alpm_sigresult_cleanup(alpm_sigresult_t *result)
+int SYMEXPORT alpm_siglist_cleanup(alpm_siglist_t *siglist)
{
- ASSERT(result != NULL, return -1);
- /* Because it is likely result is on the stack, uid and status may have bogus
- * values in the struct. Only look at them if count is greater than 0. */
- if(result->count > 0) {
- free(result->status);
- free(result->validity);
- if(result->uid) {
- int i;
- for(i = 0; i < result->count; i++) {
- free(result->uid[i]);
- }
- free(result->uid);
+ ASSERT(siglist != NULL, return -1);
+ size_t num;
+ for(num = 0; num < siglist->count; num++) {
+ alpm_sigresult_t *result = siglist->results + num;
+ if(result->key.data) {
+ gpgme_key_unref(result->key.data);
+ } else {
+ free(result->key.fingerprint);
}
}
+ FREE(siglist->results);
+ siglist->count = 0;
return 0;
}
diff --git a/lib/libalpm/signing.h b/lib/libalpm/signing.h
index 3c98a482..8e47b2cd 100644
--- a/lib/libalpm/signing.h
+++ b/lib/libalpm/signing.h
@@ -23,7 +23,7 @@
char *_alpm_sigpath(alpm_handle_t *handle, const char *path);
int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
- const char *base64_sig, alpm_sigresult_t *result);
+ const char *base64_sig, alpm_siglist_t *result);
int _alpm_check_pgp_helper(alpm_handle_t *handle, const char *path,
const char *base64_sig, int optional, int marginal, int unknown);
diff --git a/src/pacman/package.c b/src/pacman/package.c
index 80c6bf2f..a8c15eb8 100644
--- a/src/pacman/package.c
+++ b/src/pacman/package.c
@@ -149,17 +149,17 @@ void dump_pkg_full(alpm_pkg_t *pkg, enum pkg_from from, int extra)
alpm_pkg_get_base64_sig(pkg) ? _("Yes") : _("None"));
}
if(from == PKG_FROM_FILE) {
- alpm_sigresult_t result;
- int err = alpm_pkg_check_pgp_signature(pkg, &result);
+ alpm_siglist_t siglist;
+ int err = alpm_pkg_check_pgp_signature(pkg, &siglist);
if(err && alpm_errno(config->handle) == ALPM_ERR_SIG_MISSING) {
string_display(_("Signatures :"), _("None"));
} else if(err) {
string_display(_("Signatures :"),
alpm_strerror(alpm_errno(config->handle)));
} else {
- signature_display(_("Signatures :"), &result);
+ signature_display(_("Signatures :"), &siglist);
}
- alpm_sigresult_cleanup(&result);
+ alpm_siglist_cleanup(&siglist);
}
string_display(_("Description :"), alpm_pkg_get_desc(pkg));
diff --git a/src/pacman/util.c b/src/pacman/util.c
index cb62ec66..47fbaeb5 100644
--- a/src/pacman/util.c
+++ b/src/pacman/util.c
@@ -669,7 +669,7 @@ void list_display_linebreak(const char *title, const alpm_list_t *list)
}
}
-void signature_display(const char *title, alpm_sigresult_t *result)
+void signature_display(const char *title, alpm_siglist_t *siglist)
{
int len = 0;
@@ -677,13 +677,14 @@ void signature_display(const char *title, alpm_sigresult_t *result)
len = string_length(title) + 1;
printf("%s ", title);
}
- if(result->count == 0) {
+ if(siglist->count == 0) {
printf(_("None"));
} else {
- int i;
- for(i = 0; i < result->count; i++) {
+ size_t i;
+ for(i = 0; i < siglist->count; i++) {
char sigline[PATH_MAX];
const char *status, *validity, *name;
+ alpm_sigresult_t *result = siglist->results + i;
/* Don't re-indent the first result */
if(i != 0) {
int j;
@@ -691,7 +692,7 @@ void signature_display(const char *title, alpm_sigresult_t *result)
printf(" ");
}
}
- switch(result->status[i]) {
+ switch(result->status) {
case ALPM_SIGSTATUS_VALID:
status = _("Valid");
break;
@@ -711,7 +712,7 @@ void signature_display(const char *title, alpm_sigresult_t *result)
status = _("Signature error");
break;
}
- switch(result->validity[i]) {
+ switch(result->validity) {
case ALPM_SIGVALIDITY_FULL:
validity = _("full trust");
break;
@@ -726,7 +727,7 @@ void signature_display(const char *title, alpm_sigresult_t *result)
validity = _("unknown trust");
break;
}
- name = result->uid[i] ? result->uid[i] : _("{Key Unknown}");
+ name = result->key.uid ? result->key.uid : result->key.fingerprint;
snprintf(sigline, PATH_MAX, _("%s, %s from \"%s\""),
status, validity, name);
indentprint(sigline, len);
diff --git a/src/pacman/util.h b/src/pacman/util.h
index f9f1485f..66698474 100644
--- a/src/pacman/util.h
+++ b/src/pacman/util.h
@@ -57,7 +57,7 @@ double humanize_size(off_t bytes, const char target_unit, const char **label);
int table_display(const char *title, const alpm_list_t *header, const alpm_list_t *rows);
void list_display(const char *title, const alpm_list_t *list);
void list_display_linebreak(const char *title, const alpm_list_t *list);
-void signature_display(const char *title, alpm_sigresult_t *result);
+void signature_display(const char *title, alpm_siglist_t *siglist);
void display_targets(const alpm_list_t *pkgs, int install);
int str_cmp(const void *s1, const void *s2);
void display_new_optdepends(alpm_pkg_t *oldpkg, alpm_pkg_t *newpkg);

Copyright © 2002-2022 Judd Vinet and Aaron Griffin. Copyright © 2022 Erich Eckner.
The Arch Linux name and logo are recognized trademarks. Some rights reserved. The registered trademark Linux® is used pursuant to a sublicense from LMI, the exclusive licensee of Linus Torvalds, owner of the mark on a world-wide basis.