1umult64(3) Library Functions Manual umult64(3)
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NAME
6umult64 - integer multiplication with overflow checking
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SYNTAX
9#include <safemult.h>
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int umult64(uint64 a,uint64 b,uint64* c);
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DESCRIPTION
14umult64 does c=a*b and returns 1.
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In case of an integer overflow, umult64 leaves c alone and returns 0.
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SEE ALSO
19imult16(3), imult32(3), imult64(3)
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umult64(3)