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-rw-r--r--moon-abe/pbc-0.5.14/ecc/pairing.c283
1 files changed, 0 insertions, 283 deletions
diff --git a/moon-abe/pbc-0.5.14/ecc/pairing.c b/moon-abe/pbc-0.5.14/ecc/pairing.c
deleted file mode 100644
index 48a9c8c6..00000000
--- a/moon-abe/pbc-0.5.14/ecc/pairing.c
+++ /dev/null
@@ -1,283 +0,0 @@
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdint.h> // for intptr_t
-#include <stdlib.h>
-#include <string.h>
-#include <gmp.h>
-#include "pbc_utils.h"
-#include "pbc_field.h"
-#include "pbc_poly.h"
-#include "pbc_curve.h"
-#include "pbc_param.h"
-#include "pbc_pairing.h"
-#include "pbc_memory.h"
-
-static int generic_is_almost_coddh(element_ptr a, element_ptr b,
- element_ptr c, element_ptr d, pairing_t pairing) {
- int res = 0;
- element_t t0, t1;
-
- element_init(t0, pairing->GT);
- element_init(t1, pairing->GT);
- element_pairing(t0, a, d);
- element_pairing(t1, b, c);
- if (!element_cmp(t0, t1)) {
- res = 1;
- } else {
- element_mul(t0, t0, t1);
- if (element_is1(t0)) res = 1;
- }
- element_clear(t0);
- element_clear(t1);
- return res;
-}
-
-static void generic_prod_pairings(element_ptr out, element_t in1[],
- element_t in2[], int n, pairing_t pairing) {
- pairing->map(out, in1[0], in2[0], pairing);
- element_t tmp;
- element_init_same_as(tmp, out);
- int i;
- for(i = 1; i < n; i++) {
- pairing->map(tmp, in1[i], in2[i], pairing);
- element_mul(out, out, tmp);
- }
- element_clear(tmp);
-}
-
-static void phi_warning(element_ptr out, element_ptr in, pairing_ptr pairing) {
- UNUSED_VAR(out);
- UNUSED_VAR(in);
- UNUSED_VAR(pairing);
- printf("Phi() not implemented for this pairing type yet!\n");
-}
-
-static void default_option_set(struct pairing_s *pairing, char *key, char *value) {
- UNUSED_VAR(pairing);
- UNUSED_VAR(key);
- UNUSED_VAR(value);
-}
-
-static void default_pp_init(pairing_pp_t p, element_ptr in1, pairing_t pairing) {
- UNUSED_VAR(pairing);
- p->data = (void *) in1;
-}
-
-static void default_pp_apply(element_ptr out, element_ptr in2, pairing_pp_t p) {
- p->pairing->map(out, p->data, in2, p->pairing);
-}
-
-static void default_pp_clear(pairing_pp_t p) {
- UNUSED_VAR(p);
-}
-
-void pairing_init_pbc_param(pairing_t pairing, pbc_param_ptr p) {
- pairing->option_set = default_option_set;
- pairing->pp_init = default_pp_init;
- pairing->pp_clear = default_pp_clear;
- pairing->pp_apply = default_pp_apply;
- pairing->is_almost_coddh = generic_is_almost_coddh;
- pairing->phi = phi_warning;
- pairing->prod_pairings = generic_prod_pairings;
- p->api->init_pairing(pairing, p->data);
- pairing->G1->pairing = pairing;
- pairing->G2->pairing = pairing;
- pairing->GT->pairing = pairing;
-}
-
-int pairing_init_set_buf(pairing_t pairing, const char *input, size_t len) {
- pbc_param_t par;
- int res = pbc_param_init_set_buf(par, input, len);
- if (res) {
- pbc_error("error initializing pairing");
- return 1;
- }
- pairing_init_pbc_param(pairing, par);
- pbc_param_clear(par);
- return 0;
-}
-
-int pairing_init_set_str(pairing_t pairing, const char *s) {
- return pairing_init_set_buf(pairing, s, 0);
-}
-
-void pairing_clear(pairing_t pairing) {
- pairing->clear_func(pairing);
-}
-
-// TODO: it's most likely better to add extra stuff to field_t
-// so no new data structures are needed to create mulitplicative subgroups.
-// Additionally the same code could be used with curve_t
-// Will consider it later, especially if timings turn out bad
-
-static void gt_out_info(FILE *out, field_ptr f) {
- gmp_fprintf(out, "roots of unity, order %Zd, ", f->order);
- field_out_info(out, f->data);
-}
-
-static void gt_from_hash(element_ptr e, void *data, int len) {
- pairing_ptr pairing = e->field->pairing;
- element_from_hash(e->data, data, len);
- pairing->finalpow(e);
-}
-
-static void gt_random(element_ptr e) {
- pairing_ptr pairing = e->field->pairing;
- element_random(e->data);
- pairing->finalpow(e);
-}
-
-// multiplicative subgroup of a field
-static void mulg_field_clear(field_t f) {
- UNUSED_VAR(f);
-}
-
-static void mulg_init(element_ptr e) {
- e->data = pbc_malloc(sizeof(element_t));
- field_ptr f = e->field->data;
- element_init(e->data, f);
- element_set1(e->data);
-}
-
-static void mulg_clear(element_ptr e) {
- element_clear(e->data);
- pbc_free(e->data);
-}
-
-static void mulg_set(element_ptr x, element_t a) {
- element_set(x->data, a->data);
-}
-
-static int mulg_cmp(element_ptr x, element_t a) {
- return element_cmp(x->data, a->data);
-}
-
-static size_t mulg_out_str(FILE *stream, int base, element_ptr e) {
- return element_out_str(stream, base, e->data);
-}
-
-static void mulg_set_multiz(element_ptr e, multiz m) {
- return element_set_multiz(e->data, m);
-}
-
-static int mulg_set_str(element_ptr e, const char *s, int base) {
- return element_set_str(e->data, s, base);
-}
-
-static int mulg_item_count(element_ptr e) {
- return element_item_count(e->data);
-}
-
-static element_ptr mulg_item(element_ptr e, int i) {
- return element_item(e->data, i);
-}
-
-static int mulg_to_bytes(unsigned char *data, element_ptr e) {
- return element_to_bytes(data, e->data);
-}
-
-static int mulg_from_bytes(element_ptr e, unsigned char *data) {
- return element_from_bytes(e->data, data);
-}
-
-static int mulg_length_in_bytes(element_ptr e) {
- return element_length_in_bytes(e->data);
-}
-
-static int mulg_snprint(char *s, size_t n, element_ptr e) {
- return element_snprint(s, n, e->data);
-}
-
-static void mulg_to_mpz(mpz_ptr z, element_ptr e) {
- element_to_mpz(z, e->data);
-}
-
-static void mulg_set1(element_t e) {
- element_set1(e->data);
-}
-
-static void mulg_mul(element_ptr x, element_t a, element_t b) {
- element_mul(x->data, a->data, b->data);
-}
-
-static void mulg_div(element_ptr x, element_t a, element_t b) {
- element_div(x->data, a->data, b->data);
-}
-
-static void mulg_invert(element_ptr x, element_t a) {
- element_invert(x->data, a->data);
-}
-
-static int mulg_is1(element_ptr x) {
- return element_is1(x->data);
-}
-
-static void mulg_pow_mpz(element_t x, element_t a, mpz_t n) {
- element_pow_mpz(x->data, a->data, n);
-}
-
-static void mulg_pp_init(element_pp_t p, element_t in) {
- p->data = pbc_malloc(sizeof(element_pp_t));
- element_pp_init(p->data, in->data);
-}
-
-static void mulg_pp_clear(element_pp_t p) {
- element_pp_clear(p->data);
- pbc_free(p->data);
-}
-
-static void mulg_pp_pow(element_t out, mpz_ptr power, element_pp_t p) {
- element_pp_pow(out->data, power, p->data);
-}
-
-void pairing_GT_init(pairing_ptr pairing, field_t f) {
- field_ptr gt = pairing->GT;
- field_init(gt);
- gt->data = f;
- f->pairing = pairing;
- mpz_set(gt->order, pairing->r);
- gt->field_clear = mulg_field_clear;
- gt->out_info = gt_out_info;
-
- gt->init = mulg_init;
- gt->clear = mulg_clear;
- gt->set = mulg_set;
- gt->cmp = mulg_cmp;
-
- gt->out_str = mulg_out_str;
- gt->set_multiz = mulg_set_multiz;
- gt->set_str = mulg_set_str;
- gt->to_bytes = mulg_to_bytes;
- gt->from_bytes = mulg_from_bytes;
- gt->length_in_bytes = mulg_length_in_bytes;
- gt->fixed_length_in_bytes = f->fixed_length_in_bytes;
- gt->to_mpz = mulg_to_mpz;
- gt->snprint = mulg_snprint;
- gt->item = mulg_item;
- gt->item_count = mulg_item_count;
-
- // TODO: set gt->nqr to something?
- // set is_sqr, sqrt to something?
-
- // additive notation
- gt->set0 = mulg_set1;
- gt->add = mulg_mul;
- gt->sub = mulg_div;
- gt->mul_mpz = mulg_pow_mpz;
- gt->neg = mulg_invert;
- gt->is0 = mulg_is1;
-
- // multiplicative notation
- gt->set1 = mulg_set1;
- gt->mul = mulg_mul;
- gt->div = mulg_div;
- gt->pow_mpz = mulg_pow_mpz;
- gt->invert = mulg_invert;
- gt->is1 = mulg_is1;
- gt->pp_init = mulg_pp_init;
- gt->pp_clear = mulg_pp_clear;
- gt->pp_pow = mulg_pp_pow;
-
- gt->random = gt_random;
- gt->from_hash = gt_from_hash;
-}