Alessio Di Mauro
104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
#include "mechanisms.h"
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// Supported mechanisms for signature
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static const CK_MECHANISM_TYPE sign_mechanisms[] = {
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CKM_RSA_PKCS,
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CKM_RSA_PKCS_PSS,
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CKM_RSA_X_509,
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CKM_SHA1_RSA_PKCS,
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CKM_SHA256_RSA_PKCS,
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CKM_SHA384_RSA_PKCS,
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CKM_SHA512_RSA_PKCS,
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CKM_SHA1_RSA_PKCS_PSS,
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CKM_SHA256_RSA_PKCS_PSS,
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CKM_SHA384_RSA_PKCS_PSS,
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CKM_SHA512_RSA_PKCS_PSS,
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CKM_ECDSA,
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CKM_ECDSA_SHA1
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};
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CK_RV check_sign_mechanism(const ykcs11_session_t *s, const CK_MECHANISM_PTR m) {
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CK_ULONG i;
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CK_BBOOL supported = CK_FALSE;
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token_vendor_t token;
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CK_MECHANISM_INFO info;
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// Check if the mechanism is supported by the module
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for (i = 0; i < sizeof(sign_mechanisms) / sizeof(CK_MECHANISM_TYPE); i++) {
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if (m->mechanism == sign_mechanisms[i]) {
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supported = CK_TRUE;
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break;
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}
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}
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if (supported == CK_FALSE)
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return CKR_MECHANISM_INVALID;
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// Check if the mechanism is supported by the token
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token = get_token_vendor(s->slot->token->vid);
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if (token.get_token_mechanism_info(m->mechanism, &info) != CKR_OK)
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return CKR_MECHANISM_INVALID;
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// TODO: also check that parametes make sense if any?
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CKR_OK;
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}
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CK_BBOOL is_RSA_mechanism(CK_MECHANISM_TYPE m) {
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switch (m) {
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case CKM_RSA_PKCS_KEY_PAIR_GEN:
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case CKM_RSA_PKCS:
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case CKM_RSA_9796:
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case CKM_RSA_X_509:
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case CKM_MD2_RSA_PKCS:
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case CKM_MD5_RSA_PKCS:
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case CKM_SHA1_RSA_PKCS:
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// case CKM_SHA224_RSA_PKCS:
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case CKM_SHA256_RSA_PKCS:
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case CKM_SHA384_RSA_PKCS:
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case CKM_SHA512_RSA_PKCS:
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// case CKM_RIPEMD128_RSA_PKCS:
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// case CKM_RIPEMD160_RSA_PKCS:
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// case CKM_RSA_PKCS_OAEP:
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// case CKM_RSA_X9_31_KEY_PAIR_GEN:
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// case CKM_RSA_X9_31:
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// case CKM_SHA1_RSA_X9_31:
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case CKM_RSA_PKCS_PSS:
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case CKM_SHA1_RSA_PKCS_PSS:
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// case CKM_SHA224_RSA_PKCS_PSS:
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case CKM_SHA256_RSA_PKCS_PSS:
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case CKM_SHA512_RSA_PKCS_PSS:
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case CKM_SHA384_RSA_PKCS_PSS:
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// case CKM_RSA_PKCS_TPM_1_1:
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// case CKM_RSA_PKCS_OAEP_TPM_1_1:
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// case CKM_RSA_AES_KEY_WRAP:
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return CK_TRUE;
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default:
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return CK_FALSE;
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}
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// Not reached
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return CK_FALSE;
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}
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CK_RV do_sign_padding(CK_MECHANISM_PTR m, CK_BYTE_PTR in, CK_ULONG in_len,
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CK_BYTE_PTR out, CK_ULONG out_len, CK_ULONG key_len) {
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switch (m->mechanism) {
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case CKM_RSA_PKCS:
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return do_pkcs_t1(in, in_len, out, out_len, key_len);
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case CKM_RSA_PKCS_PSS:
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case CKM_RSA_X_509:
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case CKM_SHA1_RSA_PKCS:
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case CKM_SHA256_RSA_PKCS:
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case CKM_SHA384_RSA_PKCS:
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case CKM_SHA512_RSA_PKCS:
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return CKR_FUNCTION_FAILED;
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}
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}
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