crypto/mpi/mpi-div.c

17 void mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den);
18 void mpi_fdiv_qr(MPI quot, MPI rem, MPI dividend, MPI divisor);
20 void mpi_fdiv_r(MPI rem, MPI dividend, MPI divisor)
29 	if (rem == divisor) {
34 	mpi_tdiv_r(rem, dividend, divisor);
36 	if (((divisor_sign?1:0) ^ (dividend->sign?1:0)) && rem->nlimbs)
37 		mpi_add(rem, rem, divisor);
50 void mpi_fdiv_qr(MPI quot, MPI rem, MPI dividend, MPI divisor)
55 	if (quot == divisor || rem == divisor) {
60 	mpi_tdiv_qr(quot, rem, dividend, divisor);
62 	if ((divisor_sign ^ dividend->sign) && rem->nlimbs) {
64 		mpi_add(rem, rem, divisor);
72  * If den == rem, den needs temporary storage.
78 void mpi_tdiv_r(MPI rem, MPI num, MPI den)
80 	mpi_tdiv_qr(NULL, rem, num, den);
83 void mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den)
102 	mpi_resize(rem, rsize);
106 		if (num != rem) {
107 			rem->nlimbs = num->nlimbs;
108 			rem->sign = num->sign;
109 			MPN_COPY(rem->d, num->d, nsize);
112 			/* This needs to follow the assignment to rem, in case the
127 	rp = rem->d;
142 		rem->nlimbs = rsize;
143 		rem->sign = sign_remainder;
228 	rem->nlimbs = rsize;
229 	rem->sign	= sign_remainder;