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view buffer_copy.c @ 12:0e21568dec72

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allocate a Cdb struct rather than using a single static one, note that cdb_free does _not_ call alloc_free, just releases the map, in fact alloc_free is not called anywhere!
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Mon, 03 Feb 2025 17:31:23 +0000
parents 2cb46628feec
children
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#include "buffer.h"

int buffer_copy(buffer *bout,buffer *bin)
{
  int n;
  char *x;

  for (;;) {
    n = buffer_feed(bin);
    if (n < 0) return -2;
    if (!n) return 0;
    x = buffer_PEEK(bin);
    if (buffer_put(bout,x,n) == -1) return -3;
    buffer_SEEK(bin,n);
  }
}