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simplify hello_request padSz calc with cached value

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toddouska
2014-09-05 16:18:10 -07:00
parent c8d67670f3
commit f8f9008c96
1 changed files with 3 additions and 9 deletions
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12
src/internal.c
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@@ -4357,17 +4357,11 @@ static int DoHelloRequest(CYASSL* ssl, const byte* input, word32* inOutIdx,
return BUFFER_ERROR; return BUFFER_ERROR;
if (ssl->keys.encryptionOn) { if (ssl->keys.encryptionOn) {
int padSz = ssl->keys.encryptSz - HANDSHAKE_HEADER_SZ -
ssl->specs.hash_size;
if (ssl->options.tls1_1 && ssl->specs.cipher_type == block)
padSz -= ssl->specs.block_size;
/* access beyond input + size should be checked against totalSz */ /* access beyond input + size should be checked against totalSz */
if ((word32) (*inOutIdx + ssl->specs.hash_size + padSz) > totalSz) if (*inOutIdx + ssl->keys.padSz > totalSz)
return INCOMPLETE_DATA; return BUFFER_E;
*inOutIdx += ssl->specs.hash_size + padSz; *inOutIdx += ssl->keys.padSz;
} }
if (ssl->options.side == CYASSL_SERVER_END) { if (ssl->options.side == CYASSL_SERVER_END) {