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Adds support to session IDs of size 1 to 31 bytes.

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Only session IDs of size 0 or 32 bytes was allowed before, now the session ID size may be from 0 to 32 bytes.
A size of zero bytes means that is no session ID provided by the server.
This commit is contained in:
Moisés Guimarães
2014-10-07 13:02:59 -03:00
parent c65b14a891
commit 557f19db0b
1 changed files with 11 additions and 10 deletions
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17
src/internal.c
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@@ -9079,19 +9079,20 @@ static void PickHashSigAlgo(CYASSL* ssl,
/* session id */ /* session id */
b = input[i++]; b = input[i++];
if (b == ID_LEN) { if (b > ID_LEN) {
if ((i - begin) + ID_LEN > helloSz) CYASSL_MSG("Invalid session ID size");
return BUFFER_ERROR; return BUFFER_ERROR;
XMEMCPY(ssl->arrays->sessionID, input + i, min(b, ID_LEN));
i += ID_LEN;
ssl->options.haveSessionId = 1;
} }
else if (b) { else if (b) {
CYASSL_MSG("Invalid session ID size"); if ((i - begin) + b > helloSz)
return BUFFER_ERROR; /* session ID nor 0 neither 32 bytes long */ return BUFFER_ERROR;
XMEMCPY(ssl->arrays->sessionID, input + i, b);
i += b;
ssl->options.haveSessionId = 1;
} }
/* suite and compression */ /* suite and compression */
if ((i - begin) + OPAQUE16_LEN + OPAQUE8_LEN > helloSz) if ((i - begin) + OPAQUE16_LEN + OPAQUE8_LEN > helloSz)
return BUFFER_ERROR; return BUFFER_ERROR;