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[hcoop/zz_old/debian/djbdns.git] / buffer_copy.c
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dc0d77d7
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1#include "buffer.h"
2
3int buffer_copy(buffer *bout,buffer *bin)
4{
5 int n;
6 char *x;
7
8 for (;;) {
9 n = buffer_feed(bin);
10 if (n < 0) return -2;
11 if (!n) return 0;
12 x = buffer_PEEK(bin);
13 if (buffer_put(bout,x,n) == -1) return -3;
14 buffer_SEEK(bin,n);
15 }
16}