b64encode.c

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#include "buffer.h"
#include "logmsg.h"
#include "getln.h"
#include "mess822.h"
#include "exit.h"
#include "getoptb.h"
 
#define WHO "b64encode"
 
stralloc line = {0};
stralloc temp = {0};
stralloc out = {0};
int match;
 
int main(int argc,char * const argv[])
{
  int r;
  int opt;
  int flag = 0;
 
  while ((opt = getoptb(argc,(char **)argv,"u")) != opteof)
     switch (opt) {
       case 'u': flag = 4648; break;
       default : logmsg(WHO,100,USAGE,"b64encode [-u] (reading from STDIN)");
     }
 
  for (;;) {
    if (getln(buffer_0,&line,&match,'\n') == -1)
      logmsg(WHO,111,FATAL,B("unable to read input: ",line.s));
    if (!stralloc_cat(&temp,&line)) _exit(1);
    if (!match) break;
  }
 
  if (flag == 4648) r = mess822_b64urlencode(&out,&temp);
  else  r = mess822_b64encode(&out,&temp);
  if (r > 0) buffer_put(buffer_1,out.s,out.len);
  buffer_put(buffer_1,"\n",1);
  buffer_flush(buffer_1);
 
  _exit(0);
}