#include <stdio.h>
#include "cryptlib.h"
#include <openssl/pkcs12.h>
PKCS12_SAFEBAG *PKCS12_item_pack_safebag(void *obj, const ASN1_ITEM *it, int nid1,
int nid2)
{
PKCS12_BAGS *bag;
PKCS12_SAFEBAG *safebag;
if (!(bag = PKCS12_BAGS_new())) {
PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
return NULL;
}
bag->type = OBJ_nid2obj(nid1);
if (!ASN1_item_pack(obj, it, &bag->value.octet)) {
PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
return NULL;
}
if (!(safebag = PKCS12_SAFEBAG_new())) {
PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
return NULL;
}
safebag->value.bag = bag;
safebag->type = OBJ_nid2obj(nid2);
return safebag;
}
PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG(PKCS8_PRIV_KEY_INFO *p8)
{
PKCS12_SAFEBAG *bag;
if (!(bag = PKCS12_SAFEBAG_new())) {
PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG,ERR_R_MALLOC_FAILURE);
return NULL;
}
bag->type = OBJ_nid2obj(NID_keyBag);
bag->value.keybag = p8;
return bag;
}
PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG(int pbe_nid, const char *pass,
int passlen, unsigned char *salt, int saltlen, int iter,
PKCS8_PRIV_KEY_INFO *p8)
{
PKCS12_SAFEBAG *bag;
if (!(bag = PKCS12_SAFEBAG_new())) {
PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
return NULL;
}
bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
if (!(bag->value.shkeybag =
PKCS8_encrypt(pbe_nid, NULL, pass, passlen, salt, saltlen, iter,
p8))) {
PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
return NULL;
}
return bag;
}
PKCS7 *PKCS12_pack_p7data(STACK_OF(PKCS12_SAFEBAG) *sk)
{
PKCS7 *p7;
if (!(p7 = PKCS7_new())) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
return NULL;
}
p7->type = OBJ_nid2obj(NID_pkcs7_data);
if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
return NULL;
}
if (!ASN1_item_pack(sk, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), &p7->d.data)) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
return NULL;
}
return p7;
}
STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7data(PKCS7 *p7)
{
if(!PKCS7_type_is_data(p7))
{
PKCS12err(PKCS12_F_PKCS12_UNPACK_P7DATA,PKCS12_R_CONTENT_TYPE_NOT_DATA);
return NULL;
}
return ASN1_item_unpack(p7->d.data, ASN1_ITEM_rptr(PKCS12_SAFEBAGS));
}
PKCS7 *PKCS12_pack_p7encdata(int pbe_nid, const char *pass, int passlen,
unsigned char *salt, int saltlen, int iter,
STACK_OF(PKCS12_SAFEBAG) *bags)
{
PKCS7 *p7;
X509_ALGOR *pbe;
if (!(p7 = PKCS7_new())) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
return NULL;
}
if(!PKCS7_set_type(p7, NID_pkcs7_encrypted)) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA,
PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE);
return NULL;
}
if (!(pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen))) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
return NULL;
}
X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
p7->d.encrypted->enc_data->algorithm = pbe;
M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
if (!(p7->d.encrypted->enc_data->enc_data =
PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), pass, passlen,
bags, 1))) {
PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
return NULL;
}
return p7;
}
STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7encdata(PKCS7 *p7, const char *pass, int passlen)
{
if(!PKCS7_type_is_encrypted(p7)) return NULL;
return PKCS12_item_decrypt_d2i(p7->d.encrypted->enc_data->algorithm,
ASN1_ITEM_rptr(PKCS12_SAFEBAGS),
pass, passlen,
p7->d.encrypted->enc_data->enc_data, 1);
}
PKCS8_PRIV_KEY_INFO *PKCS12_decrypt_skey(PKCS12_SAFEBAG *bag, const char *pass,
int passlen)
{
return PKCS8_decrypt(bag->value.shkeybag, pass, passlen);
}
int PKCS12_pack_authsafes(PKCS12 *p12, STACK_OF(PKCS7) *safes)
{
if(ASN1_item_pack(safes, ASN1_ITEM_rptr(PKCS12_AUTHSAFES),
&p12->authsafes->d.data))
return 1;
return 0;
}
STACK_OF(PKCS7) *PKCS12_unpack_authsafes(PKCS12 *p12)
{
if (!PKCS7_type_is_data(p12->authsafes))
{
PKCS12err(PKCS12_F_PKCS12_UNPACK_AUTHSAFES,PKCS12_R_CONTENT_TYPE_NOT_DATA);
return NULL;
}
return ASN1_item_unpack(p12->authsafes->d.data, ASN1_ITEM_rptr(PKCS12_AUTHSAFES));
}