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Altered test routine

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This commit is contained in:
Michael Zohner 2015-06-09 18:17:43 +02:00
parent 468ddd6b1e
commit 8669aae3ec
1 changed files with 7 additions and 4 deletions
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11
src/mains/test_psi.cpp
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@ -36,7 +36,8 @@ int32_t main(int32_t argc, char** argv) {
for(uint32_t i = 0; i < nruns; i++) {
if(role == CLIENT) cout << "Running test on iteration " << i << std::flush;
nelements = rand() % (1<<12);
elebytelen = (rand() % 14) + 2;
elebytelen = (rand() % 12) + 4;
test_psi_prot(role, sockfd.data(), nelements, elebytelen, crypt);
if(role == CLIENT) cout << endl;
}
@ -56,7 +57,7 @@ uint32_t test_psi_prot(role_type role, CSocket* sock, uint32_t nelements,
pnelements = set_up_parameters(role, nelements, &elebytelen, &elements, &pelements, sock[0], crypt);
if(role == CLIENT) cout << " (|A|: " << nelements << ", |B|: " << pnelements << ", b: " << elebytelen << "): " << std::flush;
if(role == CLIENT) cout << " for |A|=" << nelements << ", |B|=" << pnelements << ", b=" << elebytelen << ": " << std::flush;
p_inter_size = plaintext_intersect(nelements, pnelements, elebytelen, elements, pelements,
@ -190,7 +191,7 @@ uint32_t plaintext_intersect(uint32_t myneles, uint32_t pneles, uint32_t bytelen
uint32_t set_up_parameters(role_type role, uint32_t myneles, uint32_t* mybytelen,
uint8_t** elements, uint8_t** pelements, CSocket& sock, crypto* crypt) {
uint32_t pneles, nintersections;
uint32_t pneles, nintersections, offset;
//Exchange meta-information and equalize byte-length
sock.Send(&myneles, sizeof(uint32_t));
@ -213,8 +214,10 @@ uint32_t set_up_parameters(role_type role, uint32_t myneles, uint32_t* mybytelen
} else { //have the client use some of the servers values s.t. the intersection is not disjoint
sock.Receive(*pelements, pneles * *mybytelen);
nintersections = rand() % min(myneles, pneles);
offset = myneles / nintersections;
for(uint32_t i = 0; i < nintersections; i++) {
memcpy(*elements + i * *mybytelen, *pelements + i * *mybytelen, *mybytelen);
memcpy(*elements + i * offset * *mybytelen, *pelements + i * *mybytelen, *mybytelen);
}
sock.Send(*elements, myneles * *mybytelen);
}