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51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
#include "sc_crc32.h"
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#include <assert.h>
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int main(int argc, char *argv[])
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{
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(void) argc;
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(void) argv;
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uint32_t crc1, crc2, crc3;
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char buf[128] = {1, 1, 2, 3};
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char buf2[4096 * 8] = {2, 5, 6, 5};
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sc_crc32_init();
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// pre-computed values
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assert(sc_crc32(0, "", 1) == 1383945041);
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assert(sc_crc32(0, "1", 2) == 2727214374);
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assert(sc_crc32(0, "\0\0\0\0\0\0\0\0\0\0", 10) == 3822973035);
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assert(sc_crc32(0, "test", 5) == 2440484327);
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assert(sc_crc32(0, "testtest", 9) == 443192409);
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crc1 = sc_crc32(0, buf, 100);
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crc2 = sc_crc32(crc1, buf + 100, 28);
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crc3 = sc_crc32(0, buf, 128);
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assert(crc2 == crc3);
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crc1 = sc_crc32(0, buf2, 4096 * 4);
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crc2 = sc_crc32(crc1, buf2 + (4096 * 4), 4096 * 4);
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crc3 = sc_crc32(0, buf2, 4096 * 8);
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assert(crc2 == crc3);
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crc1 = sc_crc32(100, buf, 8);
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crc2 = sc_crc32(100, buf, 7);
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assert(crc1 != crc2);
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crc2 = sc_crc32(100, buf + 7, 7);
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assert(crc1 != crc2);
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crc2 = sc_crc32(100, buf + 8, 7);
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assert(crc1 != crc2);
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crc2 = sc_crc32(100, buf + 8, 8);
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assert(crc1 != crc2);
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crc2 = sc_crc32(100, buf + 8, 0);
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assert(crc1 != crc2);
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}
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