moon-abe/pbc-0.5.14/gen/genaparam.c


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// Generate type A pairings.
// Usage:
//   genaparam [RBITS [QBITS]]
//
// RBITS
//   The number of bits in r, the order of the subgroup G1. Default is 160.
// QBITS
//   The number of bits in q, the order of the full group. Default is 512.

#include "pbc.h"

int main(int argc, char **argv) {
  int rbits = argc > 1 ? atoi(argv[1]) : 160;
  int qbits = argc > 2 ? atoi(argv[2]) : 512;

  pbc_param_t par;
  pbc_param_init_a_gen(par, rbits, qbits);
  pbc_param_out_str(stdout, par);
  pbc_param_clear(par);
  return 0;
}