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25 lines
835 B
C
25 lines
835 B
C
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/* Find how deeply inside an .RPM the real data is */
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/* kept, and report the offset in bytes */
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/* Wouldn't it be a lot more sane if we could just untar these things? */
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#include <stdlib.h>
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/* These offsets keep getting bigger, so we're going to just bite a 2MB */
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/* chunk of RAM right away so that we have enough. Yeah, horrible */
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/* quick and dirty implementation, but hey -- it gets the job done. */
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#define RPMBUFSIZ 2097152
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main()
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{
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char *buff = malloc(RPMBUFSIZ),*eb,*p;
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for (p = buff, eb = buff + read(0,buff,RPMBUFSIZ); p < eb; p++)
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if ((*p == '\037' && p[1] == '\213' && p[2] == '\010') ||
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(*p == 'B' && p[1] == 'Z' && p[2] == 'h' && '1' <= p[3] && p[3] <= '9' ))
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printf("%d\n",p - buff),
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exit(0);
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exit(1);
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}
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