Fossil SCM
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#include "blast.h" /* prototype for blast() */ |
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/* Example of how to use blast() */ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#define CHUNK 16384 |
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local unsigned inf(void *how, unsigned char **buf) |
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{ |
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static unsigned char hold[CHUNK]; |
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*buf = hold; |
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return fread(hold, 1, CHUNK, (FILE *)how); |
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} |
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local int outf(void *how, unsigned char *buf, unsigned len) |
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{ |
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return fwrite(buf, 1, len, (FILE *)how) != len; |
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} |
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/* Decompress a PKWare Compression Library stream from stdin to stdout */ |
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int main(void) |
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{ |
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int ret; |
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unsigned left; |
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/* decompress to stdout */ |
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left = 0; |
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ret = blast(inf, stdin, outf, stdout, &left, NULL); |
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if (ret != 0) |
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fprintf(stderr, "blast error: %d\n", ret); |
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/* count any leftover bytes */ |
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while (getchar() != EOF) |
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left++; |
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if (left) |
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fprintf(stderr, "blast warning: %u unused bytes of input\n", left); |
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/* return blast() error code */ |
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return ret; |
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} |
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