Diff

Differences From Artifact [6b8855e22d]:

To Artifact [e6d26b97df]:


461
462
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467


468
469
470
471
472
473
474
....
1774
1775
1776
1777
1778
1779
1780

1781
1782
1783
1784
1785
1786
1787
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1829
1830
1831
1832
1833
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1835


1836


1837
1838
1839
1840
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1843
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1875
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1882
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1901
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2938
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2952
	unsigned char applet[7];
	uint16_t file;

	unsigned char *label;

	size_t certificate_len;
	unsigned char *certificate;


};

struct cackey_identity {
	struct cackey_pcsc_identity *pcsc_identity;

	CK_ATTRIBUTE *attributes;
	CK_ULONG attributes_count;
................................................................................

			curr_id = &certs[outidx];
			outidx++;

			memcpy(curr_id->applet, curr_aid, sizeof(curr_id->applet));
			curr_id->file = ccc_curr->value_cardurl->objectid;
			curr_id->label = NULL;


			CACKEY_DEBUG_PRINTF("Filling curr_id->applet (%p) with %lu bytes:", curr_id->applet, (unsigned long) sizeof(curr_id->applet));
			CACKEY_DEBUG_PRINTBUF("VAL:", curr_id->applet, sizeof(curr_id->applet));

			curr_id->certificate_len = app_curr->length;

			curr_id->certificate = malloc(curr_id->certificate_len);
................................................................................
 *     ...
 *
 * NOTES
 *     ...
 *
 */
static ssize_t cackey_signdecrypt(struct cackey_slot *slot, struct cackey_identity *identity, unsigned char *buf, size_t buflen, unsigned char *outbuf, size_t outbuflen) {


	cackey_ret send_ret;


	int le;

	CACKEY_DEBUG_PRINTF("Called.");

	if (buflen > 255) {
		CACKEY_DEBUG_PRINTF("Error.  buflen is greater than 255 (buflen = %lu)", (unsigned long) buflen);

................................................................................
	}

	if (identity->pcsc_identity == NULL) {
		CACKEY_DEBUG_PRINTF("Error.  identity->pcsc_identity is NULL");

		return(-1);
	}









































	/* Begin transaction */
	cackey_begin_transaction(slot);

	/* Select correct applet */
	CACKEY_DEBUG_PRINTF("Selecting applet found at %p ...", identity->pcsc_identity->applet);
	cackey_select_applet(slot, identity->pcsc_identity->applet, sizeof(identity->pcsc_identity->applet));

	/* Select correct file */
	cackey_select_file(slot, identity->pcsc_identity->file);











	send_ret = cackey_send_apdu(slot, GSCIS_CLASS_GLOBAL_PLATFORM, GSCIS_INSTR_SIGNDECRYPT, 0x00, 0x00, buflen, buf, le, NULL, outbuf, &outbuflen);
	if (send_ret != CACKEY_PCSC_S_OK) {
		CACKEY_DEBUG_PRINTF("ADPU Sending Failed -- returning in error.");







		/* End transaction */
		cackey_end_transaction(slot);

		return(-1);










	}

	/* End transaction */
	cackey_end_transaction(slot);

#ifdef CACKEY_PARANOID
#  ifdef _POSIX_SSIZE_MAX
................................................................................

	bytes_to_copy = strlen(cackey_slots[slotID].pcsc_reader);
	if (sizeof(pInfo->manufacturerID) < bytes_to_copy) {
		bytes_to_copy = sizeof(pInfo->manufacturerID);
	}
	memcpy(pInfo->manufacturerID, cackey_slots[slotID].pcsc_reader, bytes_to_copy);

	pInfo->flags = CKF_REMOVABLE_DEVICE;

	if (cackey_token_present(&cackey_slots[slotID]) == CACKEY_PCSC_S_TOKENPRESENT) {
		pInfo->flags |= CKF_TOKEN_PRESENT;
	}

	pInfo->hardwareVersion.major = (cackey_getversion() >> 16) & 0xff;
	pInfo->hardwareVersion.minor = (cackey_getversion() >> 8) & 0xff;







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461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
....
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
....
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
....
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
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1911
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....
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
	unsigned char applet[7];
	uint16_t file;

	unsigned char *label;

	size_t certificate_len;
	unsigned char *certificate;

	ssize_t keysize;
};

struct cackey_identity {
	struct cackey_pcsc_identity *pcsc_identity;

	CK_ATTRIBUTE *attributes;
	CK_ULONG attributes_count;
................................................................................

			curr_id = &certs[outidx];
			outidx++;

			memcpy(curr_id->applet, curr_aid, sizeof(curr_id->applet));
			curr_id->file = ccc_curr->value_cardurl->objectid;
			curr_id->label = NULL;
			curr_id->keysize = -1;

			CACKEY_DEBUG_PRINTF("Filling curr_id->applet (%p) with %lu bytes:", curr_id->applet, (unsigned long) sizeof(curr_id->applet));
			CACKEY_DEBUG_PRINTBUF("VAL:", curr_id->applet, sizeof(curr_id->applet));

			curr_id->certificate_len = app_curr->length;

			curr_id->certificate = malloc(curr_id->certificate_len);
................................................................................
 *     ...
 *
 * NOTES
 *     ...
 *
 */
static ssize_t cackey_signdecrypt(struct cackey_slot *slot, struct cackey_identity *identity, unsigned char *buf, size_t buflen, unsigned char *outbuf, size_t outbuflen) {
	unsigned char *tmpbuf, *tmpbuf_s;
	unsigned char bytes_to_send, p1;
	cackey_ret send_ret;
	size_t tmpbuflen, padlen;
	int free_tmpbuf = 0;
	int le;

	CACKEY_DEBUG_PRINTF("Called.");

	if (buflen > 255) {
		CACKEY_DEBUG_PRINTF("Error.  buflen is greater than 255 (buflen = %lu)", (unsigned long) buflen);

................................................................................
	}

	if (identity->pcsc_identity == NULL) {
		CACKEY_DEBUG_PRINTF("Error.  identity->pcsc_identity is NULL");

		return(-1);
	}

	/* Determine identity Key size */
	if (identity->pcsc_identity->keysize < 0) {
		identity->pcsc_identity->keysize = x509_to_keysize(identity->pcsc_identity->certificate, identity->pcsc_identity->certificate_len);
	}

	/* Pad message to key size */
	if (identity->pcsc_identity->keysize > 0) {
		if (buflen != identity->pcsc_identity->keysize) {
			if (buflen > (identity->pcsc_identity->keysize + 3)) {
				CACKEY_DEBUG_PRINTF("Error.  Message is too large to sign/decrypt");

				return(-1);
			}

			tmpbuflen = identity->pcsc_identity->keysize;
			tmpbuf = malloc(tmpbuflen);
			free_tmpbuf = 1;

			padlen = tmpbuflen - buflen - 3;

			tmpbuf[0] = 0x00;
			tmpbuf[1] = 0x01;
			memset(&tmpbuf[2], 0xFF, padlen);
			tmpbuf[padlen]= 0x00;
			memcpy(&tmpbuf[padlen + 1], buf, buflen);
		} else {
			tmpbuf = buf;
			tmpbuflen = buflen;
			free_tmpbuf = 0;
			padlen = 0;
		}
	} else {
		CACKEY_DEBUG_PRINTF("Unable to determine key size, hoping the message is properly padded!");

		tmpbuf = buf;
		tmpbuflen = buflen;
		free_tmpbuf = 0;
		padlen = 0;
	}

	/* Begin transaction */
	cackey_begin_transaction(slot);

	/* Select correct applet */
	CACKEY_DEBUG_PRINTF("Selecting applet found at %p ...", identity->pcsc_identity->applet);
	cackey_select_applet(slot, identity->pcsc_identity->applet, sizeof(identity->pcsc_identity->applet));

	/* Select correct file */
	cackey_select_file(slot, identity->pcsc_identity->file);

	tmpbuf_s = tmpbuf;
	while (tmpbuflen) {
		if (tmpbuflen > 245) {
			bytes_to_send = 245;
			p1 = 0x80;
		} else {
			bytes_to_send = tmpbuflen;
			p1 = 0x00;
		}

		send_ret = cackey_send_apdu(slot, GSCIS_CLASS_GLOBAL_PLATFORM, GSCIS_INSTR_SIGNDECRYPT, p1, 0x00, bytes_to_send, tmpbuf, le, NULL, outbuf, &outbuflen);
		if (send_ret != CACKEY_PCSC_S_OK) {
			CACKEY_DEBUG_PRINTF("ADPU Sending Failed -- returning in error.");

			if (free_tmpbuf) {
				if (tmpbuf_s) {
					free(tmpbuf_s);
				}
			}

			/* End transaction */
			cackey_end_transaction(slot);

			return(-1);
		}

		tmpbuf += bytes_to_send;
		tmpbuflen -= bytes_to_send;
	}

	if (free_tmpbuf) {
		if (tmpbuf_s) {
			free(tmpbuf_s);
		}
	}

	/* End transaction */
	cackey_end_transaction(slot);

#ifdef CACKEY_PARANOID
#  ifdef _POSIX_SSIZE_MAX
................................................................................

	bytes_to_copy = strlen(cackey_slots[slotID].pcsc_reader);
	if (sizeof(pInfo->manufacturerID) < bytes_to_copy) {
		bytes_to_copy = sizeof(pInfo->manufacturerID);
	}
	memcpy(pInfo->manufacturerID, cackey_slots[slotID].pcsc_reader, bytes_to_copy);

	pInfo->flags = CKF_REMOVABLE_DEVICE | CKF_HW_SLOT;

	if (cackey_token_present(&cackey_slots[slotID]) == CACKEY_PCSC_S_TOKENPRESENT) {
		pInfo->flags |= CKF_TOKEN_PRESENT;
	}

	pInfo->hardwareVersion.major = (cackey_getversion() >> 16) & 0xff;
	pInfo->hardwareVersion.minor = (cackey_getversion() >> 8) & 0xff;