You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
2.2 KiB
84 lines
2.2 KiB
|
|
#include "engine_sct.h" |
|
|
|
#include <cstring> |
|
#include <openssl/rsa.h> |
|
|
|
int main(int argc, char* argv[]) |
|
{ |
|
ENGINE* e = NULL; |
|
enum_certs_s* certs_found = NULL; |
|
|
|
ENGINE_load_dynamic(); |
|
e = ENGINE_by_id("dynamic"); |
|
|
|
int res; |
|
|
|
// Parameters to set for the dynamic loader |
|
res = ENGINE_ctrl_cmd_string(e, "SO_PATH", "/home/carsten/engine_securetoken/libengine_securetoken.so", 0); |
|
res = ENGINE_ctrl_cmd_string(e, "ID", "securetoken", 0); |
|
res = ENGINE_ctrl_cmd_string(e, "LIST_ADD", "1", 0); |
|
|
|
// Now actually load the SecureToken engine. |
|
res = ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0); |
|
|
|
// Following control commands go to the SecureToken engine rather than the dynamic loader |
|
|
|
res = ENGINE_init(e); |
|
|
|
res = ENGINE_ctrl_cmd(e, "ENUM_CERTS", 0, &certs_found, NULL, 0); |
|
|
|
printf("Found %d certificates.\n", certs_found->num_certs); |
|
|
|
enum_cert_s* selected_cert = NULL; |
|
|
|
for(int i=0;i<certs_found->num_certs;i++) |
|
{ |
|
printf("Certificate %d:\n", i); |
|
printf(" Name: %s\n", certs_found->certificate[i].cert->name); |
|
|
|
if(certs_found->certificate[i].id == NULL) |
|
printf(" No key.\n"); |
|
else |
|
{ |
|
printf(" Key access ID: %s\n", certs_found->certificate[i].id); |
|
if(!selected_cert) selected_cert = &certs_found->certificate[i]; |
|
} |
|
} |
|
|
|
EVP_PKEY* pk_pub = ENGINE_load_public_key(e, selected_cert->id, NULL, NULL); |
|
RSA* pubkey = EVP_PKEY_get1_RSA(pk_pub); |
|
|
|
const char* source = "Dies ist ein geheimer Testtext zum Verschlüsseln\n"; |
|
int srclen = strlen(source)+1; |
|
|
|
unsigned char cipherbuf[srclen*2048]; |
|
int ciphlen = RSA_public_encrypt(srclen, (const unsigned char *) source, cipherbuf, pubkey, RSA_PKCS1_PADDING); |
|
|
|
EVP_PKEY_free(pk_pub); |
|
RSA_free(pubkey); |
|
|
|
EVP_PKEY* pk_priv = ENGINE_load_private_key(e, selected_cert->id, NULL, NULL); |
|
RSA* privkey = EVP_PKEY_get1_RSA(pk_priv); |
|
|
|
char plainbuf[srclen*2]; |
|
int plainlen = RSA_private_decrypt(ciphlen, cipherbuf, (unsigned char *) plainbuf, privkey, RSA_PKCS1_PADDING); |
|
|
|
EVP_PKEY_free(pk_priv); |
|
RSA_free(privkey); |
|
|
|
if(srclen != plainlen || strcmp(source, plainbuf)) |
|
printf("Unterschied in Ver/Entschlüsselung"); |
|
else |
|
printf("%s",plainbuf); |
|
|
|
|
|
|
|
|
|
res = ENGINE_finish(e); |
|
|
|
ENGINE_cleanup(); |
|
|
|
return 0; |
|
} |
|
|
|
|