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addjust size according to offset length and add PMS size comment

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This commit is contained in:
Jacob Barthelmeh
2016-02-08 15:22:49 -07:00
parent 3dc2e01180
commit 53162d5fc4
1 changed files with 5 additions and 2 deletions
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7
src/internal.c
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@@ -13018,9 +13018,11 @@ static word32 QSH_KeyExchangeWrite(WOLFSSL* ssl, byte isServer)
ret = ECC_EXPORT_ERROR; ret = ECC_EXPORT_ERROR;
} }
else { else {
size = sizeof(ssl->arrays->preMasterSecret);
/* Create shared ECC key leaveing room at the begining /* Create shared ECC key leaveing room at the begining
of buffer for size of shared key */ of buffer for size of shared key. Note sizeof
preMasterSecret is ENCRYPT_LEN currently 512 */
size = sizeof(ssl->arrays->preMasterSecret)
- OPAQUE16_LEN;
ret = wc_ecc_shared_secret(&myKey, peerKey, ret = wc_ecc_shared_secret(&myKey, peerKey,
ssl->arrays->preMasterSecret + OPAQUE16_LEN, &size); ssl->arrays->preMasterSecret + OPAQUE16_LEN, &size);
if (ret != 0) { if (ret != 0) {
@@ -17498,6 +17500,7 @@ int DoSessionTicket(WOLFSSL* ssl,
*inOutIdx += length; *inOutIdx += length;
ssl->peerEccKeyPresent = 1; ssl->peerEccKeyPresent = 1;
/* Note sizeof preMasterSecret is ENCRYPT_LEN currently 512 */
length = sizeof(ssl->arrays->preMasterSecret); length = sizeof(ssl->arrays->preMasterSecret);
if (ssl->eccTempKeyPresent == 0) { if (ssl->eccTempKeyPresent == 0) {