diff options
Diffstat (limited to 'moon-abe/pbc-0.5.14/gen/listmnt.c')
-rw-r--r-- | moon-abe/pbc-0.5.14/gen/listmnt.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/moon-abe/pbc-0.5.14/gen/listmnt.c b/moon-abe/pbc-0.5.14/gen/listmnt.c deleted file mode 100644 index a9160eab..00000000 --- a/moon-abe/pbc-0.5.14/gen/listmnt.c +++ /dev/null @@ -1,41 +0,0 @@ -// For different discriminants D, list group size and representation size -// of resulting MNT curves. - -#include "pbc.h" - -int consider(pbc_cm_t cm, void *data) { - unsigned int D = * (unsigned *) data; - int qbits, rbits; - qbits = mpz_sizeinbase(cm->q, 2); - rbits = mpz_sizeinbase(cm->r, 2); - printf("%d, %d, %d\n", D, qbits, rbits); - fflush(stdout); - return 0; -} - -void try(unsigned int D) { - pbc_cm_search_d(consider, &D, D, 500); -} - -int main(int argc, char **argv) -{ - unsigned int D = 7; - - if (argc > 1) { - D = atoi(argv[1]); - if (D < 7 || (D % 4) != 3) { - pbc_die("D must be 3 mod 4 and at least 7"); - } - } - - const unsigned int maxD = 1000000000; - printf("D < %u, bits in q, bits in r\n", maxD); - while (D < maxD) { - try(D); - D++; - try(D); - D+=3; - } - - return 0; -} |