Diff: MDM.cpp

Revision:

69:4d6fa520dfca

Parent:

68:33a96cf64986

Child:

70:0a87d256cd24

--- a/MDM.cpp	Tue May 13 16:25:56 2014 +0000
+++ b/MDM.cpp	Wed May 14 05:54:37 2014 +0000
@@ -6,11 +6,12 @@
 #define TRACE           (1/*1=off,0=trace*/)?:printf
 //#define DEBUG         // enable this for AT command debugging
 #define PROFILE         "0"   // this is the psd profile used
-#define MAX_SIZE        256  // max expected messages
 // some helper 
 #define ISSOCKET(s)     (((s) >= 0) && ((s) < (sizeof(_sockets)/sizeof(*_sockets))))
 #define WAIT_MS(ms)     wait_ms(ms) // you may choose to use Thread::wait(ms)
 
+#define MAX_SIZE        128   // max expected messages
+
 #ifdef DEBUG
 void dump(const char* buf, int len)
 {
@@ -80,7 +81,7 @@
                              void* param /* = NULL*/, 
                              int timeout_ms /*= 5000*/)
 {
-    char buf[MAX_SIZE];
+    char buf[MAX_SIZE + 64 /* add some more space for framing */]; 
     Timer timer;
     timer.start();
     do {
@@ -125,6 +126,11 @@
                     ISSOCKET(a) /*&& (_sockets[a].state == SOCK_CONNECTED)*/) {
                     TRACE("Socket %d: %d bytes pending\r\n", a, b);
                     _sockets[a].pending = b;
+                // +UUSORF: <socket>,<length>
+                } else if ((sscanf(cmd, "UUSORF: %d,%d", &a, &b) == 2) && 
+                    ISSOCKET(a) /*&& (_sockets[a].state == SOCK_CONNECTED)*/) {
+                    TRACE("Socket %d: %d bytes pending\r\n", a, b);
+                    _sockets[a].pending = b;
                 // +UUSOCL: <socket>
                 } else if ((sscanf(cmd, "UUSOCL: %d", &a) == 1) && 
                     ISSOCKET(a) && (_sockets[a].state == SOCK_CONNECTED)) {
@@ -767,12 +773,14 @@
     return true;
 }
 
+#define USO_MAX_WRITE 1024 //!< maximum number of bytes to write to socket
+
 int MDMParser::socketSend(int socket, const char * buf, int len)
 {
     TRACE("socketSend(%d,,%d)\r\n", socket,len);
     int cnt = len;
     while (cnt > 0) {
-        int blk = MAX_SIZE;
+        int blk = USO_MAX_WRITE;
         if (cnt < blk) 
             blk = cnt;
         sendFormated("AT+USOWR=%d,%d\r\n",socket,blk);
@@ -793,7 +801,7 @@
     TRACE("socketSendTo(%d," IPSTR ",%d,,%d)\r\n", socket, IPNUM(ip),port,len);
     int cnt = len;
     while (cnt > 0) {
-        int blk = MAX_SIZE;
+        int blk = USO_MAX_WRITE;
         if (cnt < blk) 
             blk = cnt;
        sendFormated("AT+USOST=%d,\"" IPSTR "\",%d,%d\r\n",socket,IPNUM(ip),port,blk);
@@ -843,7 +851,7 @@
     Timer timer;
     timer.start();
     while (len) {
-        int blk = MAX_SIZE - 64; // still need space for headers and unsolicited  commands 
+        int blk = MAX_SIZE; // still need space for headers and unsolicited  commands 
         if (_sockets[socket].pending < blk)
             blk = _sockets[socket].pending;
         if (len < blk) blk = len;
@@ -896,7 +904,7 @@
     Timer timer;
     timer.start();
     while (len) {
-        int blk = MAX_SIZE - 64; // still need space for headers and unsolicited commands 
+        int blk = MAX_SIZE; // still need space for headers and unsolicited commands 
         if (_sockets[socket].pending < blk)
             blk = _sockets[socket].pending;
         if (len < blk) blk = len;