34 lines
575 B
C
34 lines
575 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "../util.h"
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#include "../crypt.h"
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int
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cryptsum(struct crypt_ops *ops, FILE *fp, const char *f,
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uint8_t *md)
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{
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unsigned char buf[BUFSIZ];
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size_t n;
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ops->init(ops->s);
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while ((n = fread(buf, 1, sizeof(buf), fp)) > 0)
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ops->update(ops->s, buf, n);
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if (ferror(fp)) {
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eprintf("%s: read error:", f);
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return 1;
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}
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ops->sum(ops->s, md);
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return 0;
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}
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void
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mdprint(const uint8_t *md, const char *f, size_t len)
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{
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size_t i;
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for (i = 0; i < len; i++)
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printf("%02x", md[i]);
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printf(" %s\n", f);
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}
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