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1. Updated to use #define for maximum header size

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2. Modified AsyncSocket_Disconnect, to shutdown SD_SEND/SHUT_RD, instead of RDWR/BOTH, because sent data could be lost if a reset was sent
3. Added hardening for http.server packet parsing
This commit is contained in:
Bryan Roe
2019-03-26 22:10:29 -07:00
parent 65ebe45873
commit ed18cb7944
4 changed files with 112 additions and 22 deletions
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2
microstack/ILibWebServer.c
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@@ -765,7 +765,7 @@ void ILibWebServer_OnReceive(void *AsyncServerSocketModule, void *ConnectionToke
switch ((r = ILibWebClient_OnData(ConnectionToken, buffer, p_beginPointer, endPointer, NULL, &(ILibWebServer_Session_GetSystemData(ws)->WebClientDataObject), PAUSE)))
{
case ILibWebClient_DataResults_OK:
if (*p_beginPointer == pbp && (endPointer - pbp >= 4096) && ILibWebClient_IsFinHeader(ILibWebServer_Session_GetSystemData(ws)->WebClientDataObject) == 0)
if (*p_beginPointer == pbp && (endPointer - pbp >= HTTP_MAX_HEADER_SIZE) && ILibWebClient_IsFinHeader(ILibWebServer_Session_GetSystemData(ws)->WebClientDataObject) == 0)
{
// The headers is > 4k
ILibWebServer_Session_GetSystemData(ws)->CloseOverrideFlag = 1; // This will force close the socket when done