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fix clang --disable-memory issues

This commit is contained in:
toddouska 2015-12-02 14:40:32 -08:00
parent 5cf94166b2
commit e08fa67a32
3 changed files with 27 additions and 12 deletions
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28
src/internal.c
View File

@ -2040,13 +2040,10 @@ void SSL_ResourceFree(WOLFSSL* ssl)
DYNAMIC_TYPE_COOKIE_PWD);
#endif
#endif /* WOLFSSL_DTLS */
#if defined(KEEP_PEER_CERT) || defined(GOAHEAD_WS)
FreeX509(&ssl->peerCert);
#endif
#if defined(OPENSSL_EXTRA) || defined(GOAHEAD_WS)
wolfSSL_BIO_free(ssl->biord);
if (ssl->biord != ssl->biowr) /* in case same as write */
if (ssl->biord != ssl->biowr) /* only free write if different */
wolfSSL_BIO_free(ssl->biowr);
wolfSSL_BIO_free(ssl->biord); /* always free read bio */
#endif
#ifdef HAVE_LIBZ
FreeStreams(ssl);
@ -2090,6 +2087,9 @@ void SSL_ResourceFree(WOLFSSL* ssl)
if (ssl->nxCtx.nxPacket)
nx_packet_release(ssl->nxCtx.nxPacket);
#endif
#if defined(KEEP_PEER_CERT) || defined(GOAHEAD_WS)
FreeX509(&(ssl->peerCert)); /* clang thinks this frees ssl itslef */
#endif
}
#ifdef WOLFSSL_TI_HASH
@ -8130,14 +8130,22 @@ int SendCertificate(WOLFSSL* ssl)
}
if (IsEncryptionOn(ssl, 1)) {
byte* input;
byte* input = NULL;
int inputSz = i - RECORD_HEADER_SZ; /* build msg adds rec hdr */
input = (byte*)XMALLOC(inputSz, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
if (input == NULL)
return MEMORY_E;
if (inputSz < 0) {
WOLFSSL_MSG("Send Cert bad inputSz");
return BUFFER_E;
}
if (inputSz > 0) { /* clang thinks could be zero, let's help */
input = (byte*)XMALLOC(inputSz, ssl->heap,
DYNAMIC_TYPE_TMP_BUFFER);
if (input == NULL)
return MEMORY_E;
XMEMCPY(input, output + RECORD_HEADER_SZ, inputSz);
}
XMEMCPY(input, output + RECORD_HEADER_SZ, inputSz);
sendSz = BuildMessage(ssl, output, sendSz, input,inputSz,handshake);
XFREE(input, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);

9
src/ssl.c
View File

@ -2913,7 +2913,8 @@ static int ProcessBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
WOLFSSL_MSG("Finished Processing Cert Chain");
/* only retain actual size used */
shrinked = (byte*)XMALLOC(idx, heap, dynamicType);
if (idx > 0) /* clang thinks it can be zero, let's help analysis */
shrinked = (byte*)XMALLOC(idx, heap, dynamicType);
if (shrinked) {
if (ssl) {
if (ssl->buffers.certChain.buffer &&
@ -2936,7 +2937,7 @@ static int ProcessBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
if (dynamicBuffer)
XFREE(chainBuffer, heap, DYNAMIC_TYPE_FILE);
if (shrinked == NULL) {
if (idx > 0 && shrinked == NULL) {
#ifdef WOLFSSL_SMALL_STACK
XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -14843,6 +14844,7 @@ WOLFSSL_EC_POINT *wolfSSL_EC_POINT_new(const WOLFSSL_EC_GROUP *group)
p->internal = wc_ecc_new_point();
if (p->internal == NULL) {
WOLFSSL_MSG("ecc_new_point failure");
XFREE(p, NULL, DYNAMIC_TYPE_ECC);
return NULL;
}
@ -15061,6 +15063,7 @@ WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_SIG_new(void)
return NULL;
}
sig->s = NULL;
sig->r = wolfSSL_BN_new();
if (sig->r == NULL) {
WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA r failure");
@ -15143,10 +15146,12 @@ WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_do_sign(const unsigned char *d, int dlen,
else if (SetIndividualExternal(&(sig->r), &sig_r)!=SSL_SUCCESS){
WOLFSSL_MSG("ecdsa r key error");
wolfSSL_ECDSA_SIG_free(sig);
sig = NULL;
}
else if (SetIndividualExternal(&(sig->s), &sig_s)!=SSL_SUCCESS){
WOLFSSL_MSG("ecdsa s key error");
wolfSSL_ECDSA_SIG_free(sig);
sig = NULL;
}
mp_clear(&sig_r);

2
wolfcrypt/src/asn.c
View File

@ -2793,6 +2793,7 @@ static int GetName(DecodedCert* cert, int nameType)
cert->heap, DYNAMIC_TYPE_ALTNAME);
if (emailName->name == NULL) {
WOLFSSL_MSG("\tOut of Memory");
XFREE(emailName, cert->heap, DYNAMIC_TYPE_ALTNAME);
return MEMORY_E;
}
XMEMCPY(emailName->name,
@ -4453,6 +4454,7 @@ static int DecodeSubtree(byte* input, int sz, Base_entry** head, void* heap)
entry->name = (char*)XMALLOC(strLength, heap, DYNAMIC_TYPE_ALTNAME);
if (entry->name == NULL) {
WOLFSSL_MSG("allocate error");
XFREE(entry, heap, DYNAMIC_TYPE_ALTNAME);
return MEMORY_E;
}