X-Git-Url: http://git.rot13.org//?a=blobdiff_plain;f=firmware%2Flib%2Fcommand.c;h=a8265714137218a416f9b6b040dde5f7113046df;hb=ed7afb6af8b3831d61a8ef6cba7592f17592af72;hp=35afbfbb413a687d2065045d20a0dcbac9cb0390;hpb=e3e1bb605963def746b50f62277180e567d3b615;p=goodfet

diff --git a/firmware/lib/command.c b/firmware/lib/command.c
index 35afbfb..a826571 100644
--- a/firmware/lib/command.c
+++ b/firmware/lib/command.c
@@ -7,16 +7,15 @@
 #include "platform.h"
 #include <string.h>
 
-unsigned char cmddata[256];
+unsigned char cmddata[CMDDATALEN];
+unsigned char silent=0;
 
 //! Transmit a string.
 void txstring(unsigned char app,
 	      unsigned char verb,
 	      const char *str){
-  unsigned char len=strlen(str);
-  serial_tx(app);
-  serial_tx(verb);
-  serial_tx(len);
+  unsigned long len=strlen(str);
+  txhead(app,verb,len);
   while(len--)
     serial_tx(*(str++));
 }
@@ -31,20 +30,76 @@ void debugstr(const char *str){
   txstring(0xFF,0xFF,str);
 }
 
+/*! \brief Transmit debug bytes.
+  
+  Transmits bytes for debugging.
+*/
+void debugbytes(const char *bytes, unsigned int len){
+  u16 i;
+  txhead(0xFF,0xFE,len);
+  for(i=0;i<len;i++)
+    serial_tx(bytes[i]);
+}
+
+
+//! Transmit a header.
+void txhead(unsigned char app,
+	    unsigned char verb,
+	    unsigned long len){
+  serial_tx(app);
+  serial_tx(verb);
+  //serial_tx(len); //old protocol
+  txword(len);
+}
 
 //! Transmit data.
 void txdata(unsigned char app,
 	    unsigned char verb,
-	    unsigned char len){
+	    unsigned long len){
   unsigned int i=0;
-  serial_tx(app);
-  serial_tx(verb);
-  serial_tx(len);
+  if(silent)
+    return;
+  txhead(app,verb,len);
   for(i=0;i<len;i++){
     serial_tx(cmddata[i]);
   }
 }
 
+//! Receive a long.
+unsigned long rxlong(){
+  unsigned long toret=0;
+  toret=serial_rx();
+  toret|=(((long)serial_rx())<<8);
+  toret|=(((long)serial_rx())<<16);
+  toret|=(((long)serial_rx())<<24);
+  return toret;
+}
+//! Receive a word.
+unsigned int rxword(){
+  unsigned long toret=0;
+  toret=serial_rx();
+  toret|=(((long)serial_rx())<<8);
+  return toret;
+}
+//! Transmit a long.
+void txlong(unsigned long l){
+  serial_tx(l&0xFF);
+  l>>=8;
+  serial_tx(l&0xFF);
+  l>>=8;
+  serial_tx(l&0xFF);
+  l>>=8;
+  serial_tx(l&0xFF);
+  l>>=8;
+}
+//! Transmit a word.
+void txword(unsigned int l){
+  serial_tx(l&0xFF);
+  l>>=8;
+  serial_tx(l&0xFF);
+  l>>=8;
+}
+
 //Be very careful changing delay().
 //It was chosen poorly by trial and error.