Diff: tcp/tcpsend.c

Revision:

145:206bf0d073c7

Parent:

144:6bd5c54efc7d

Child:

146:0fc66d610fd6

--- a/tcp/tcpsend.c	Sun May 12 17:17:49 2019 +0000
+++ b/tcp/tcpsend.c	Tue May 14 15:09:39 2019 +0000
@@ -12,7 +12,6 @@
 #include     "ip4.h"
 #include    "dhcp.h"
 #include    "http.h"
-#include   "https.h"
 #include     "led.h"
 #include "tcpsend.h"
 #include "mstimer.h"
@@ -46,15 +45,18 @@
             return false;
     }    
 }
-static int addApplicationData(int *pDataLength, void* pPacket, uint16_t port, uint32_t start, int mss, char* pAppData)
+static bool addApplicationData(int *pDataLength, void* pPacket, uint16_t port, uint32_t start, int mss, char* pAppState, bool clientFinished)
 {    
     char* pData = (char*)pPacket + TcpHdrSizeGet();
+    TcpBufStart(start, mss, pData);
+    bool finished = false;
     switch (port)
     {
-        case  80: return HttpSendReply (pDataLength, pData, start, mss, pAppData);
-        case 443: return HttpsSendReply(pDataLength, pData, start, mss, pAppData);
-        default:  return 0; //0: not started; +1: started; -1: finished
+        case  80: finished = HttpReplyPoll (pAppState, clientFinished); break;
+        case 443: finished = HttpsReplyPoll(pAppState, clientFinished); break;
     }
+    *pDataLength = TcpBufLength();
+    return finished;
 }
 static int preparePacket(void* pPacket, struct tcb* pTcb, int dataLength, int* pSize)
 {
@@ -96,9 +98,8 @@
             {
                 if (pTcb->bytesSentToRem - pTcb->bytesAckdByRem < pTcb->window)
                 {
-                    //0: not started; +1: started; -1: finished
-                    int state = addApplicationData(&dataLength, pPacket, pTcb->locPort, pTcb->bytesSentToRem - 1, pTcb->remMss, pTcb->appData);
-                    if (state == TCP_APP_FINISHED || state == TCP_APP_NOT_STARTED && pTcb->rcvdFin)
+                    bool finished = addApplicationData(&dataLength, pPacket, pTcb->locPort, pTcb->bytesSentToRem - 1, pTcb->remMss, pTcb->appData, pTcb->rcvdFin);
+                    if (finished)
                     {
                         TcpHdrFIN     = true;
                         pTcb->sentFin = true;
@@ -145,16 +146,15 @@
             
         case TCB_ESTABLISHED:
         case TCB_CLOSE_FIN_WAIT:
-            if (pTcb->appStarted)
             {
-                bool added = addApplicationData(&dataLength, pPacket, pTcb->locPort, seqNum - 1, pTcb->remMss, pTcb->appData);
-                if (added && dataLength < pTcb->remMss)
+                bool finished = addApplicationData(&dataLength, pPacket, pTcb->locPort, seqNum - 1, pTcb->remMss, pTcb->appData, pTcb->rcvdFin);
+                if (finished)
                 {
                     TcpHdrFIN     = true;
                     pTcb->sentFin = true;
                 }
+                break;
             }
-            break;
     }
 
     TcpHdrAckNum = pTcb->bytesAckdToRem + pTcb->remIsn;  //Set up the acknowledgement field ready to send