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15 lines
342 B
15 lines
342 B
19 years ago
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.TH umult64 3
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.SH NAME
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umult64 \- integer multiplication with overflow checking
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.SH SYNTAX
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.B #include <safemult.h>
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int \fBumult64\fP(uint64 a,uint64 b,uint64* c);
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.SH DESCRIPTION
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umult64 does c=a*b and returns 1.
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In case of an integer overflow, umult64 leaves \fIc\fR alone and returns
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0.
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.SH "SEE ALSO"
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imult16(3), imult32(3), imult64(3)
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