forked from ibphoenix/tomsfastmath
28 lines
667 B
C
28 lines
667 B
C
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/* TomsFastMath, a fast ISO C bignum library.
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*
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* This project is meant to fill in where LibTomMath
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* falls short. That is speed ;-)
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*
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* This project is public domain and free for all purposes.
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*
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* Tom St Denis, tomstdenis@iahu.ca
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*/
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#include <tfm.h>
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int fp_cmp(fp_int *a, fp_int *b)
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{
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if (a->sign == FP_NEG && b->sign == FP_ZPOS) {
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return FP_LT;
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} else if (a->sign == FP_ZPOS && b->sign == FP_NEG) {
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return FP_GT;
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} else {
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/* compare digits */
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if (a->sign == FP_NEG) {
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/* if negative compare opposite direction */
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return fp_cmp_mag(b, a);
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} else {
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return fp_cmp_mag(a, b);
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}
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}
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}
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