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adds unsupported_extension behavior to THMAC

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Moisés Guimarães
2017-06-03 13:36:13 -03:00
parent cd4eb2c5b1
commit a636858a49
1 changed files with 15 additions and 12 deletions
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27
src/tls.c
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@@ -2056,21 +2056,23 @@ int TLSX_UseMaxFragment(TLSX** extensions, byte mfl, void* heap)
static int TLSX_THM_Parse(WOLFSSL* ssl, byte* input, word16 length,
byte isRequest)
{
(void)isRequest;
if (length != 0 || input == NULL)
return BUFFER_ERROR;
#ifndef NO_WOLFSSL_SERVER
if (isRequest) {
int r = TLSX_UseTruncatedHMAC(&ssl->extensions, ssl->heap);
if (r != WOLFSSL_SUCCESS)
return r; /* throw error */
TLSX_SetResponse(ssl, TLSX_TRUNCATED_HMAC);
if (!isRequest) {
if (TLSX_CheckUnsupportedExtension(ssl, TLSX_TRUNCATED_HMAC))
return TLSX_HandleUnsupportedExtension(ssl);
}
else {
#ifndef NO_WOLFSSL_SERVER
int ret = TLSX_UseTruncatedHMAC(&ssl->extensions, ssl->heap);
if (ret != WOLFSSL_SUCCESS)
return ret; /* throw error */
TLSX_SetResponse(ssl, TLSX_TRUNCATED_HMAC);
#endif
}
#endif
ssl->truncated_hmac = 1;
@@ -2084,7 +2086,8 @@ int TLSX_UseTruncatedHMAC(TLSX** extensions, void* heap)
if (extensions == NULL)
return BAD_FUNC_ARG;
if ((ret = TLSX_Push(extensions, TLSX_TRUNCATED_HMAC, NULL, heap)) != 0)
ret = TLSX_Push(extensions, TLSX_TRUNCATED_HMAC, NULL, heap);
if (ret != 0)
return ret;
return WOLFSSL_SUCCESS;