Revision 16:4a7ba1887e81, committed 2013-12-06

Comitter:

mazgch

Date:

Fri Dec 06 09:28:43 2013 +0000

Parent:

15:5eda64e5b9d1

Child:

17:296d94a006b4

Commit message:

Added parsing helpers for AT interface

Changed in this revision

--- a/SerialPipe.cpp	Fri Nov 22 08:23:30 2013 +0000
+++ b/SerialPipe.cpp	Fri Dec 06 09:28:43 2013 +0000
@@ -131,3 +131,38 @@
         buffer[0] = '\0';
     return WAIT;
 }
+
+int SerialPipeEx::getResp(char* buffer, int length)
+{
+    return getResp(buffer, length, &_pipeRx);
+}
+
+int SerialPipeEx::getResp(char* buffer, int length, Pipe<char>* pipe)
+{
+    int o = 0;
+    int i = 0;
+    int l = pipe->start();
+    static const char erTxt[] = "ERROR\r\n";
+    static const char okTxt[] = "OK\r\n"; 
+    int er = 0;
+    int ok = 0;
+    while ((i < pipe->size()) && (o < length))
+    {
+        int t = pipe->next();
+        i ++;
+        buffer[o++] = t;
+        ok = (t == okTxt[ok]) ? ok + 1 : 0;
+        er = (t == erTxt[er]) ? er + 1 : 0;
+        if ((okTxt[ok] == '\0') || (erTxt[er] == '\0'))
+        {
+            pipe->done();
+            if (length > o)
+                buffer[o] = '\0';
+            return o;
+        }
+    }
+    o = 0;
+    if (length > 0)
+        buffer[0] = '\0';
+    return WAIT;
+}

--- a/SerialPipe.h	Fri Nov 22 08:23:30 2013 +0000
+++ b/SerialPipe.h	Fri Dec 06 09:28:43 2013 +0000
@@ -36,4 +36,6 @@
     SerialPipeEx(PinName tx, PinName rx, int rxSize = 128, int txSize = 128);
     int getLine(char* buffer, int length);
     static int getLine(char* buffer, int length, Pipe<char>* pipe);
+    int getResp(char* buffer, int length);
+    static int getResp(char* buffer, int length, Pipe<char>* pipe);
 };