Differences From Artifact [ab26d90d17]:
- File
cackey.c
— part of check-in
[f006b206b1]
at
2010-05-14 23:11:47
on branch trunk
— Fixed memory leaks
Updated to only rescan for identities if a slot reset has been detected (user: rkeene, size: 140540) [annotate] [blame] [check-ins using]
To Artifact [4487b6bfe2]:
- File cackey.c — part of check-in [fc063dd0df] at 2010-05-14 23:33:25 on branch trunk — Added untested support for Sign/Decrypt (user: rkeene, size: 142021) [annotate] [blame] [check-ins using]
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*
* RETURN VALUE
* ...
*
* NOTES
* ...
*
*/
static cackey_ret cackey_login(struct cackey_slot *slot, unsigned char *pin, unsigned long pin_len, int *tries_remaining_p) {
unsigned char cac_pin[8] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
uint16_t response_code;
int tries_remaining;
int send_ret;
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*
* RETURN VALUE
* ...
*
* NOTES
* ...
*
*/
static ssize_t cackey_signdecrypt(struct cackey_slot *slot, unsigned char *buf, size_t buflen, unsigned char *outbuf, size_t outbuflen) {
cackey_ret send_ret;
CACKEY_DEBUG_PRINTF("Called.");
if (buflen > 255) {
CACKEY_DEBUG_PRINTF("Error. buflen is greater than 255 (buflen = %lu)", (unsigned long) buflen);
return(-1);
}
if (outbuflen > 255) {
CACKEY_DEBUG_PRINTF("Error. outbuflen is grater than 255 (outbuflen = %lu)", (unsigned long) outbuflen);
return(-1);
}
if (slot == NULL) {
CACKEY_DEBUG_PRINTF("Error. slot is NULL");
return(-1);
}
if (buf == NULL) {
CACKEY_DEBUG_PRINTF("Error. buf is NULL");
return(-1);
}
if (outbuf == NULL) {
CACKEY_DEBUG_PRINTF("Error. outbuf is NULL");
return(-1);
}
send_ret = cackey_send_apdu(slot, GSCIS_CLASS_GLOBAL_PLATFORM, GSCIS_INSTR_SIGNDECRYPT, 0x00, 0x00, buflen, buf, outbuflen, NULL, outbuf, &outbuflen);
if (send_ret != CACKEY_PCSC_S_OK) {
CACKEY_DEBUG_PRINTF("ADPU Sending Failed -- returning in error.");
return(-1);
}
CACKEY_DEBUG_PRINTF("Returning in success.");
return(outbuflen);
}
/*
* SYNPOSIS
* ...
*
* ARGUMENTS
* ...
*
* RETURN VALUE
* ...
*
* NOTES
* ...
*
*/
static cackey_ret cackey_login(struct cackey_slot *slot, unsigned char *pin, unsigned long pin_len, int *tries_remaining_p) {
unsigned char cac_pin[8] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
uint16_t response_code;
int tries_remaining;
int send_ret;
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CACKEY_DEBUG_PRINTF("Error. Decrypt not active.");
return(CKR_OPERATION_NOT_INITIALIZED);
}
switch (cackey_sessions[hSession].decrypt_mechanism) {
case CKM_RSA_PKCS:
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CACKEY_DEBUG_PRINTF("Error. Decrypt not active.");
return(CKR_OPERATION_NOT_INITIALIZED);
}
switch (cackey_sessions[hSession].decrypt_mechanism) {
case CKM_RSA_PKCS:
/* Ask card to decrypt */
buflen = cackey_signdecrypt(&cackey_slots[cackey_sessions[hSession].slotID], pEncryptedPart, ulEncryptedPartLen, buf, sizeof(buf));
if (buflen < 0) {
/* Decryption failed. */
retval = CKR_GENERAL_ERROR;
} else if (((unsigned long) buflen) > *pulPartLen && pPart) {
/* Decrypted data too large */
retval = CKR_BUFFER_TOO_SMALL;
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CACKEY_DEBUG_PRINTF("Error. Sign not active.");
return(CKR_OPERATION_NOT_INITIALIZED);
}
switch (cackey_sessions[hSession].sign_mechanism) {
case CKM_RSA_PKCS:
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CACKEY_DEBUG_PRINTF("Error. Sign not active.");
return(CKR_OPERATION_NOT_INITIALIZED);
}
switch (cackey_sessions[hSession].sign_mechanism) {
case CKM_RSA_PKCS:
/* Ask card to sign */
sigbuflen = cackey_signdecrypt(&cackey_slots[cackey_sessions[hSession].slotID], cackey_sessions[hSession].sign_buf, cackey_sessions[hSession].sign_buflen, sigbuf, sizeof(sigbuf));
if (sigbuflen < 0) {
/* Signing failed. */
retval = CKR_GENERAL_ERROR;
} else if (((unsigned long) sigbuflen) > *pulSignatureLen && pSignature) {
/* Signed data too large */
retval = CKR_BUFFER_TOO_SMALL;
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