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fixed memory leaks

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This commit is contained in:
TLINDEN
2014-08-07 21:33:52 +02:00
parent 230a9a2341
commit 019df8e4c5
6 changed files with 30 additions and 25 deletions
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16
libpcp/mgmt.c
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@@ -71,8 +71,6 @@ int _check_keysig_h(PCPCTX *ptx, Buffer *blob, rfc_pub_sig_h *h) {
}
int _check_sigsubs(PCPCTX *ptx, Buffer *blob, pcp_pubkey_t *p, rfc_pub_sig_s *subheader) {
byte *ignore = ucmalloc(32);
if(subheader->size > buffer_left(blob)) {
fatal(ptx, "Invalid header size %ld specified in source\n", subheader->size);
return 1;
@@ -126,7 +124,7 @@ int _check_sigsubs(PCPCTX *ptx, Buffer *blob, pcp_pubkey_t *p, rfc_pub_sig_s *su
is already known from the key ctime. This may change in
the future though.
*/
if(buffer_get_chunk(blob, ignore, subheader->size) == 0) {
if(buffer_fwd_offset(blob, subheader->size) == 0) {
fatal(ptx, "Invalid 'unsupported' notation, expected %ld bytes, but got 0\n", subheader->size);
return 1;
}
@@ -267,10 +265,11 @@ pcp_ks_bundle_t *pcp_import_pub(PCPCTX *ptx, byte *raw, size_t rawsize) {
}
pcp_ks_bundle_t *pcp_import_pub_rfc(PCPCTX *ptx, Buffer *blob) {
pcp_pubkey_t *p = ucmalloc(sizeof(pcp_pubkey_t));
pcp_keysig_t *sk = ucmalloc(sizeof(pcp_keysig_t));
pcp_keysig_t *sk = NULL;
pcp_ks_bundle_t *b = NULL;
rfc_pub_sig_h *sigheader = ucmalloc(sizeof(rfc_pub_sig_h));
rfc_pub_sig_s *subheader = ucmalloc(sizeof(rfc_pub_sig_s));
pcp_pubkey_t *p = ucmalloc(sizeof(pcp_pubkey_t));
if(buffer_done(blob)) goto be;
p->ctime = buffer_get64na(blob);
@@ -299,6 +298,8 @@ pcp_ks_bundle_t *pcp_import_pub_rfc(PCPCTX *ptx, Buffer *blob) {
if(_check_sigsubs(ptx, blob, p, subheader) != 0)
goto bes;
}
ucfree(sigheader, sizeof(rfc_pub_sig_h));
ucfree(subheader, sizeof(rfc_pub_sig_s));
/* calc id */
char *id = pcp_getpubkeyid(p);
@@ -309,9 +310,10 @@ pcp_ks_bundle_t *pcp_import_pub_rfc(PCPCTX *ptx, Buffer *blob) {
p->type = PCP_KEY_TYPE_PUBLIC;
p->version = PCP_KEY_VERSION;
pcp_ks_bundle_t *b = ucmalloc(sizeof(pcp_ks_bundle_t));
/* retrieve signature, store and verify it */
b = ucmalloc(sizeof(pcp_ks_bundle_t));
sk = ucmalloc(sizeof(pcp_keysig_t));
if(_check_hash_keysig(ptx, blob, p, sk) != 0) {
b->p = p;
b->s = NULL;