源码如下#include
#include
#include
#include
using namespace std;
#include
#include
pairing_t pairing;
element_t g;
element_t u,h,v,w;
element_t g1,g2,g3,g4;
element_t d1,d2,d3,d4,alpha;
element_t Z;
element_t temp;
element_t pars,msk;
element_t K;
void H(element_t ans, char *s)
{
element_from_hash(ans, s, strlen(s));
}
void Setup(int argc, char **argv,int attr_num)
{
pbc_demo_pairing_init(pairing, argc, argv);
element_init_G1(u,pairing);
element_init_G1(h,pairing);
element_init_G1(v,pairing);
element_init_G1(w,pairing);
element_init_G1(g,pairing);
element_random(u);
element_random(h);
element_random(v);
element_random(w);
element_random(g);
element_init_Zr(d1,pairing);
element_init_Zr(d2,pairing);
element_init_Zr(d3,pairing);
element_init_Zr(d4,pairing);
element_init_Zr(alpha,pairing);
element_random(d1);
element_random(d2);
element_random(d3);
element_random(d4);
element_random(alpha);
element_init_G1(g1,pairing);
element_init_G1(g2,pairing);
element_init_G1(g3,pairing);
element_init_G1(g4,pairing);
element_pow_zn(g1,g,d1);//g1=g^d1
element_pow_zn(g2,g,d2);//g2=g^d2
element_pow_zn(g3,g,d3);//g3=g^d3
element_pow_zn(g4,g,d4);//g4=g^d4
element_init_GT(Z,pairing);
element_init_G1(temp,pairing);
element_pow_zn(temp,g,alpha);//temp=g^alpha
element_pairing(Z,temp,g);//Z=e(g,g)^alpha
}
void OutputSetup(int attr_num)
{
cout<<"Setup information:\n";
element_printf("%B\n",H);
element_printf("pars: %B\n",g);
element_printf(" %B\n",u);
element_printf(" %B\n",h);
element_printf(" %B\n",w);
element_printf(" %B\n",v);
element_printf(" %B\n",g1);
element_printf(" %B\n",g2);
element_printf(" %B\n",g3);
element_printf(" %B\n",g4);
element_printf(" %B\n",Z);
cout<<endl;
element_printf(" %B\n",g1);
element_printf(" %B\n",g2);
element_printf(" %B\n",g3);
element_printf(" %B\n",g4);
element_printf(" %B\n",temp);
cout<<endl;
}
void KenGen()
{
/*element_t* A;
element_t k;
A=new element_t[k];*/
}
int main(int argc, char **argv)
{
int attr_num = 3;
cout<<"Input the number of attributes:\n";
cin>>attr_num;
Setup(argc, argv, attr_num);
OutputSetup(attr_num);
return 0;
}
请问大神是编写问题还是其他问题？
