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[svn42.git] / rf433rcv / pc / compress.c

diff --git a/rf433rcv/pc/compress.c b/rf433rcv/pc/compress.c
index 1e211d5..1858a2e 100644 (file)
--- a/rf433rcv/pc/compress.c
+++ b/rf433rcv/pc/compress.c
@@ -1,24 +1,35 @@
 #include <unistd.h>
+#include <stdint.h>
+#include <stdio.h>
 
+#define MAX_RAM 502
 
-void main()
+void main(int argc, char ** argv )
 {
-  unsigned char c,out=0;
-  int count =0;
-  while (read(0,&c,1))
+  unsigned char input[MAX_RAM*8+1];
+  unsigned char output[MAX_RAM];
+  uint16_t i=0;
+  uint16_t len=0;
+  uint16_t len_net=0;
+  for(i=0; i<MAX_RAM;i++)
   {
-    out<<=1;
-    if (c=='1')
-      out |=1;
-    count++;  
-    if (count ==8)
-    {
-      write(1,&out,1);
-      count=0;
-      out=0;
-    }
+    output[i] = 0;
   }
-  out<<=8-count;
-  out |= 0xff>>count;
-  write(1,&out,1);
+
+  len=read(0,input,MAX_RAM*8+1);
+  if (len<1)
+  {
+    perror("read(): ");
+  } else if (len==MAX_RAM*8+1) {
+    printf("File to big");
+  }
+  for(i=0; i<len;i++)
+  {
+    if (input[i]=='1')
+      output[i/8] |= 1<< (i%8);
+  }
+  len_net=htons(len);
+  if (argc==1)
+    write(1,&len_net,sizeof(len_net));
+  write(1,output, (len%8)?len/8+1:len/8);
 }