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22 lines
451 B
C
22 lines
451 B
C
4 years ago
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#include "parse.h"
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uint64_t prs_u64_big(struct bytestream* bs) {
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unsigned int i;
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uint64_t x = bs_get(bs);
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for (i=1; i<8; ++i)
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x = (x << 8) | bs_get(bs);
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return x;
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}
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#ifdef UNITTEST
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#include <assert.h>
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int main() {
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struct bytestream bs = BS_FROM_MEMBUF("\xde\xad\xbe\xef\x12\x34\x56\x78",8);
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assert(prs_u64_big(&bs) == 0xdeadbeef12345678);
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assert(bs_err(&bs) == 0);
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assert(prs_u64_big(&bs) == 0);
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assert(bs_err(&bs));
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}
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#endif
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