root / libcacard / card_7816.c @ 7267c094
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| 1 |
/*
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|---|---|
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* Implement the 7816 portion of the card spec
|
| 3 |
*
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| 4 |
* This code is licensed under the GNU LGPL, version 2.1 or later.
|
| 5 |
* See the COPYING.LIB file in the top-level directory.
|
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*/
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|
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#include "qemu-common.h" |
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|
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#include "vcard.h" |
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#include "vcard_emul.h" |
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#include "card_7816.h" |
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|
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/*
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* set the status bytes based on the status word
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*/
|
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static void |
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vcard_response_set_status(VCardResponse *response, vcard_7816_status_t status) |
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{
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unsigned char sw1, sw2; |
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response->b_status = status; /* make sure the status and swX representations
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* are consistent */
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sw1 = (status >> 8) & 0xff; |
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sw2 = status & 0xff;
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response->b_sw1 = sw1; |
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response->b_sw2 = sw2; |
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response->b_data[response->b_len] = sw1; |
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response->b_data[response->b_len+1] = sw2;
|
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} |
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|
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/*
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* set the status bytes in a response buffer
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*/
|
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static void |
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vcard_response_set_status_bytes(VCardResponse *response, |
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unsigned char sw1, unsigned char sw2) |
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{
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response->b_status = sw1 << 8 | sw2;
|
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response->b_sw1 = sw1; |
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response->b_sw2 = sw2; |
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response->b_data[response->b_len] = sw1; |
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response->b_data[response->b_len+1] = sw2;
|
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} |
| 44 |
|
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/*
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* allocate a VCardResponse structure, plus space for the data buffer, and
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* set up everything but the resonse bytes.
|
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*/
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VCardResponse * |
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vcard_response_new_data(unsigned char *buf, int len) |
| 51 |
{
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VCardResponse *new_response; |
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|
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new_response = (VCardResponse *)g_malloc(sizeof(VCardResponse));
|
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new_response->b_data = g_malloc(len + 2);
|
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memcpy(new_response->b_data, buf, len); |
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new_response->b_total_len = len+2;
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new_response->b_len = len; |
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new_response->b_type = VCARD_MALLOC; |
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return new_response;
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} |
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|
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static VCardResponse *
|
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vcard_init_buffer_response(VCard *card, unsigned char *buf, int len) |
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{
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VCardResponse *response; |
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VCardBufferResponse *buffer_response; |
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|
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buffer_response = vcard_get_buffer_response(card); |
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if (buffer_response) {
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vcard_set_buffer_response(card, NULL);
|
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vcard_buffer_response_delete(buffer_response); |
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} |
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buffer_response = vcard_buffer_response_new(buf, len); |
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if (buffer_response == NULL) { |
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return NULL; |
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} |
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response = vcard_response_new_status_bytes(VCARD7816_SW1_RESPONSE_BYTES, |
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len > 255 ? 0 : len); |
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if (response == NULL) { |
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return NULL; |
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} |
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vcard_set_buffer_response(card, buffer_response); |
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return response;
|
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} |
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|
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/*
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* general buffer to hold results from APDU calls
|
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*/
|
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VCardResponse * |
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vcard_response_new(VCard *card, unsigned char *buf, |
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int len, int Le, vcard_7816_status_t status) |
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{
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VCardResponse *new_response; |
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|
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if (len > Le) {
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return vcard_init_buffer_response(card, buf, len);
|
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} |
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new_response = vcard_response_new_data(buf, len); |
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if (new_response == NULL) { |
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return NULL; |
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} |
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vcard_response_set_status(new_response, status); |
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return new_response;
|
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} |
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|
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/*
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* general buffer to hold results from APDU calls
|
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*/
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VCardResponse * |
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vcard_response_new_bytes(VCard *card, unsigned char *buf, int len, int Le, |
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unsigned char sw1, unsigned char sw2) |
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{
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VCardResponse *new_response; |
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|
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if (len > Le) {
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return vcard_init_buffer_response(card, buf, len);
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} |
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new_response = vcard_response_new_data(buf, len); |
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if (new_response == NULL) { |
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return NULL; |
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} |
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vcard_response_set_status_bytes(new_response, sw1, sw2); |
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return new_response;
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} |
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|
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/*
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* get a new Reponse buffer that only has a status.
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*/
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static VCardResponse *
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vcard_response_new_status(vcard_7816_status_t status) |
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{
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VCardResponse *new_response; |
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|
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new_response = (VCardResponse *)g_malloc(sizeof(VCardResponse));
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new_response->b_data = &new_response->b_sw1; |
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new_response->b_len = 0;
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new_response->b_total_len = 2;
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new_response->b_type = VCARD_MALLOC_STRUCT; |
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vcard_response_set_status(new_response, status); |
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return new_response;
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} |
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|
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/*
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* same as above, but specify the status as separate bytes
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*/
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VCardResponse * |
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vcard_response_new_status_bytes(unsigned char sw1, unsigned char sw2) |
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{
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VCardResponse *new_response; |
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|
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new_response = (VCardResponse *)g_malloc(sizeof(VCardResponse));
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new_response->b_data = &new_response->b_sw1; |
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new_response->b_len = 0;
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new_response->b_total_len = 2;
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new_response->b_type = VCARD_MALLOC_STRUCT; |
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vcard_response_set_status_bytes(new_response, sw1, sw2); |
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return new_response;
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} |
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|
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/*
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* free the response buffer. The Buffer has a type to handle the buffer
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* allocated in other ways than through malloc.
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*/
|
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void
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vcard_response_delete(VCardResponse *response) |
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{
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if (response == NULL) { |
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return;
|
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} |
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switch (response->b_type) {
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case VCARD_MALLOC:
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/* everything was malloc'ed */
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if (response->b_data) {
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g_free(response->b_data); |
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} |
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g_free(response); |
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break;
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case VCARD_MALLOC_DATA:
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/* only the data buffer was malloc'ed */
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if (response->b_data) {
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g_free(response->b_data); |
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} |
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break;
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case VCARD_MALLOC_STRUCT:
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/* only the structure was malloc'ed */
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g_free(response); |
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break;
|
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case VCARD_STATIC:
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break;
|
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} |
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} |
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|
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/*
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* decode the class bit and set our generic type field, channel, and
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* secure messaging values.
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*/
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static vcard_7816_status_t
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vcard_apdu_set_class(VCardAPDU *apdu) {
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apdu->a_channel = 0;
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apdu->a_secure_messaging = 0;
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apdu->a_type = apdu->a_cla & 0xf0;
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apdu->a_gen_type = VCARD_7816_ISO; |
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|
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/* parse the class tables 8 & 9 of the 7816-4 Part 4 spec */
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switch (apdu->a_type) {
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/* we only support the basic types */
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case 0x00: |
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case 0x80: |
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case 0x90: |
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case 0xa0: |
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apdu->a_channel = apdu->a_cla & 3;
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apdu->a_secure_messaging = apdu->a_cla & 0xe;
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break;
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case 0xb0: |
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case 0xc0: |
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break;
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|
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case 0x10: |
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case 0x20: |
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case 0x30: |
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case 0x40: |
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case 0x50: |
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case 0x60: |
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case 0x70: |
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/* Reserved for future use */
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apdu->a_gen_type = VCARD_7816_RFU; |
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break;
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case 0xd0: |
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case 0xe0: |
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case 0xf0: |
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default:
|
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apdu->a_gen_type = |
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(apdu->a_cla == 0xff) ? VCARD_7816_PTS : VCARD_7816_PROPIETARY;
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break;
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} |
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return VCARD7816_STATUS_SUCCESS;
|
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} |
| 240 |
|
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/*
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* set the Le and Lc fiels according to table 5 of the
|
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* 7816-4 part 4 spec
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*/
|
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static vcard_7816_status_t
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vcard_apdu_set_length(VCardAPDU *apdu) |
| 247 |
{
|
| 248 |
int L, Le;
|
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|
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/* process according to table 5 of the 7816-4 Part 4 spec.
|
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* variable names match the variables in the spec */
|
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L = apdu->a_len-4; /* fixed APDU header */ |
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apdu->a_Lc = 0;
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apdu->a_Le = 0;
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apdu->a_body = NULL;
|
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switch (L) {
|
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case 0: |
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/* 1 minimal apdu */
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return VCARD7816_STATUS_SUCCESS;
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case 1: |
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/* 2S only return values apdu */
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/* zero maps to 256 here */
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apdu->a_Le = apdu->a_header->ah_Le ? |
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apdu->a_header->ah_Le : 256;
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return VCARD7816_STATUS_SUCCESS;
|
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default:
|
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/* if the ah_Le byte is zero and we have more than
|
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* 1 byte in the header, then we must be using extended Le and Lc.
|
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* process the extended now. */
|
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if (apdu->a_header->ah_Le == 0) { |
| 271 |
if (L < 3) { |
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/* coding error, need at least 3 bytes */
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return VCARD7816_STATUS_ERROR_WRONG_LENGTH;
|
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} |
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/* calculate the first extended value. Could be either Le or Lc */
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Le = (apdu->a_header->ah_body[0] << 8) |
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|| apdu->a_header->ah_body[1];
|
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if (L == 3) { |
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/* 2E extended, return data only */
|
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/* zero maps to 65536 */
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apdu->a_Le = Le ? Le : 65536;
|
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return VCARD7816_STATUS_SUCCESS;
|
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} |
| 284 |
if (Le == 0) { |
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/* reserved for future use, probably for next time we need
|
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* to extend the lengths */
|
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return VCARD7816_STATUS_ERROR_WRONG_LENGTH;
|
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} |
| 289 |
/* we know that the first extended value is Lc now */
|
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apdu->a_Lc = Le; |
| 291 |
apdu->a_body = &apdu->a_header->ah_body[2];
|
| 292 |
if (L == Le+3) { |
| 293 |
/* 3E extended, only body parameters */
|
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return VCARD7816_STATUS_SUCCESS;
|
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} |
| 296 |
if (L == Le+5) { |
| 297 |
/* 4E extended, parameters and return data */
|
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Le = (apdu->a_data[apdu->a_len-2] << 8) |
| 299 |
|| apdu->a_data[apdu->a_len-1];
|
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apdu->a_Le = Le ? Le : 65536;
|
| 301 |
return VCARD7816_STATUS_SUCCESS;
|
| 302 |
} |
| 303 |
return VCARD7816_STATUS_ERROR_WRONG_LENGTH;
|
| 304 |
} |
| 305 |
/* not extended */
|
| 306 |
apdu->a_Lc = apdu->a_header->ah_Le; |
| 307 |
apdu->a_body = &apdu->a_header->ah_body[0];
|
| 308 |
if (L == apdu->a_Lc + 1) { |
| 309 |
/* 3S only body parameters */
|
| 310 |
return VCARD7816_STATUS_SUCCESS;
|
| 311 |
} |
| 312 |
if (L == apdu->a_Lc + 2) { |
| 313 |
/* 4S parameters and return data */
|
| 314 |
Le = apdu->a_data[apdu->a_len-1];
|
| 315 |
apdu->a_Le = Le ? Le : 256;
|
| 316 |
return VCARD7816_STATUS_SUCCESS;
|
| 317 |
} |
| 318 |
break;
|
| 319 |
} |
| 320 |
return VCARD7816_STATUS_ERROR_WRONG_LENGTH;
|
| 321 |
} |
| 322 |
|
| 323 |
/*
|
| 324 |
* create a new APDU from a raw set of bytes. This will decode all the
|
| 325 |
* above fields. users of VCARDAPDU's can then depend on the already decoded
|
| 326 |
* values.
|
| 327 |
*/
|
| 328 |
VCardAPDU * |
| 329 |
vcard_apdu_new(unsigned char *raw_apdu, int len, vcard_7816_status_t *status) |
| 330 |
{
|
| 331 |
VCardAPDU *new_apdu; |
| 332 |
|
| 333 |
*status = VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE; |
| 334 |
if (len < 4) { |
| 335 |
*status = VCARD7816_STATUS_ERROR_WRONG_LENGTH; |
| 336 |
return NULL; |
| 337 |
} |
| 338 |
|
| 339 |
new_apdu = (VCardAPDU *)g_malloc(sizeof(VCardAPDU));
|
| 340 |
new_apdu->a_data = g_malloc(len); |
| 341 |
memcpy(new_apdu->a_data, raw_apdu, len); |
| 342 |
new_apdu->a_len = len; |
| 343 |
*status = vcard_apdu_set_class(new_apdu); |
| 344 |
if (*status != VCARD7816_STATUS_SUCCESS) {
|
| 345 |
g_free(new_apdu); |
| 346 |
return NULL; |
| 347 |
} |
| 348 |
*status = vcard_apdu_set_length(new_apdu); |
| 349 |
if (*status != VCARD7816_STATUS_SUCCESS) {
|
| 350 |
g_free(new_apdu); |
| 351 |
new_apdu = NULL;
|
| 352 |
} |
| 353 |
return new_apdu;
|
| 354 |
} |
| 355 |
|
| 356 |
void
|
| 357 |
vcard_apdu_delete(VCardAPDU *apdu) |
| 358 |
{
|
| 359 |
if (apdu == NULL) { |
| 360 |
return;
|
| 361 |
} |
| 362 |
if (apdu->a_data) {
|
| 363 |
g_free(apdu->a_data); |
| 364 |
} |
| 365 |
g_free(apdu); |
| 366 |
} |
| 367 |
|
| 368 |
|
| 369 |
/*
|
| 370 |
* declare response buffers for all the 7816 defined error codes
|
| 371 |
*/
|
| 372 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_SUCCESS) |
| 373 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING) |
| 374 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_RET_CORUPT) |
| 375 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_BUF_END_BEFORE_LE) |
| 376 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_INVALID_FILE_SELECTED) |
| 377 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_FCI_FORMAT_INVALID) |
| 378 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_CHANGE) |
| 379 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_WARNING_FILE_FILLED) |
| 380 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_EXC_ERROR) |
| 381 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_EXC_ERROR_CHANGE) |
| 382 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE) |
| 383 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_WRONG_LENGTH) |
| 384 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_CLA_NOT_SUPPORTED) |
| 385 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_CHANNEL_NOT_SUPPORTED) |
| 386 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_SECURE_NOT_SUPPORTED) |
| 387 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED) |
| 388 |
VCARD_RESPONSE_NEW_STATIC_STATUS( |
| 389 |
VCARD7816_STATUS_ERROR_COMMAND_INCOMPATIBLE_WITH_FILE) |
| 390 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_SECURITY_NOT_SATISFIED) |
| 391 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_AUTHENTICATION_BLOCKED) |
| 392 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_DATA_INVALID) |
| 393 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED) |
| 394 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_DATA_NO_EF) |
| 395 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_SM_OBJECT_MISSING) |
| 396 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_SM_OBJECT_INCORRECT) |
| 397 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_WRONG_PARAMETERS) |
| 398 |
VCARD_RESPONSE_NEW_STATIC_STATUS( |
| 399 |
VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_IN_DATA) |
| 400 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_FUNCTION_NOT_SUPPORTED) |
| 401 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_FILE_NOT_FOUND) |
| 402 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_RECORD_NOT_FOUND) |
| 403 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_NO_SPACE_FOR_FILE) |
| 404 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_LC_TLV_INCONSISTENT) |
| 405 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_P1_P2_INCORRECT) |
| 406 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_LC_P1_P2_INCONSISTENT) |
| 407 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_DATA_NOT_FOUND) |
| 408 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_2) |
| 409 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_INS_CODE_INVALID) |
| 410 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_CLA_INVALID) |
| 411 |
VCARD_RESPONSE_NEW_STATIC_STATUS(VCARD7816_STATUS_ERROR_GENERAL) |
| 412 |
|
| 413 |
/*
|
| 414 |
* return a single response code. This function cannot fail. It will always
|
| 415 |
* return a response.
|
| 416 |
*/
|
| 417 |
VCardResponse * |
| 418 |
vcard_make_response(vcard_7816_status_t status) |
| 419 |
{
|
| 420 |
VCardResponse *response = NULL;
|
| 421 |
|
| 422 |
switch (status) {
|
| 423 |
/* known 7816 response codes */
|
| 424 |
case VCARD7816_STATUS_SUCCESS:
|
| 425 |
return VCARD_RESPONSE_GET_STATIC(
|
| 426 |
VCARD7816_STATUS_SUCCESS); |
| 427 |
case VCARD7816_STATUS_WARNING:
|
| 428 |
return VCARD_RESPONSE_GET_STATIC(
|
| 429 |
VCARD7816_STATUS_WARNING); |
| 430 |
case VCARD7816_STATUS_WARNING_RET_CORUPT:
|
| 431 |
return VCARD_RESPONSE_GET_STATIC(
|
| 432 |
VCARD7816_STATUS_WARNING_RET_CORUPT); |
| 433 |
case VCARD7816_STATUS_WARNING_BUF_END_BEFORE_LE:
|
| 434 |
return VCARD_RESPONSE_GET_STATIC(
|
| 435 |
VCARD7816_STATUS_WARNING_BUF_END_BEFORE_LE); |
| 436 |
case VCARD7816_STATUS_WARNING_INVALID_FILE_SELECTED:
|
| 437 |
return VCARD_RESPONSE_GET_STATIC(
|
| 438 |
VCARD7816_STATUS_WARNING_INVALID_FILE_SELECTED); |
| 439 |
case VCARD7816_STATUS_WARNING_FCI_FORMAT_INVALID:
|
| 440 |
return VCARD_RESPONSE_GET_STATIC(
|
| 441 |
VCARD7816_STATUS_WARNING_FCI_FORMAT_INVALID); |
| 442 |
case VCARD7816_STATUS_WARNING_CHANGE:
|
| 443 |
return VCARD_RESPONSE_GET_STATIC(
|
| 444 |
VCARD7816_STATUS_WARNING_CHANGE); |
| 445 |
case VCARD7816_STATUS_WARNING_FILE_FILLED:
|
| 446 |
return VCARD_RESPONSE_GET_STATIC(
|
| 447 |
VCARD7816_STATUS_WARNING_FILE_FILLED); |
| 448 |
case VCARD7816_STATUS_EXC_ERROR:
|
| 449 |
return VCARD_RESPONSE_GET_STATIC(
|
| 450 |
VCARD7816_STATUS_EXC_ERROR); |
| 451 |
case VCARD7816_STATUS_EXC_ERROR_CHANGE:
|
| 452 |
return VCARD_RESPONSE_GET_STATIC(
|
| 453 |
VCARD7816_STATUS_EXC_ERROR_CHANGE); |
| 454 |
case VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE:
|
| 455 |
return VCARD_RESPONSE_GET_STATIC(
|
| 456 |
VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE); |
| 457 |
case VCARD7816_STATUS_ERROR_WRONG_LENGTH:
|
| 458 |
return VCARD_RESPONSE_GET_STATIC(
|
| 459 |
VCARD7816_STATUS_ERROR_WRONG_LENGTH); |
| 460 |
case VCARD7816_STATUS_ERROR_CLA_NOT_SUPPORTED:
|
| 461 |
return VCARD_RESPONSE_GET_STATIC(
|
| 462 |
VCARD7816_STATUS_ERROR_CLA_NOT_SUPPORTED); |
| 463 |
case VCARD7816_STATUS_ERROR_CHANNEL_NOT_SUPPORTED:
|
| 464 |
return VCARD_RESPONSE_GET_STATIC(
|
| 465 |
VCARD7816_STATUS_ERROR_CHANNEL_NOT_SUPPORTED); |
| 466 |
case VCARD7816_STATUS_ERROR_SECURE_NOT_SUPPORTED:
|
| 467 |
return VCARD_RESPONSE_GET_STATIC(
|
| 468 |
VCARD7816_STATUS_ERROR_SECURE_NOT_SUPPORTED); |
| 469 |
case VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED:
|
| 470 |
return VCARD_RESPONSE_GET_STATIC(
|
| 471 |
VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 472 |
case VCARD7816_STATUS_ERROR_COMMAND_INCOMPATIBLE_WITH_FILE:
|
| 473 |
return VCARD_RESPONSE_GET_STATIC(
|
| 474 |
VCARD7816_STATUS_ERROR_COMMAND_INCOMPATIBLE_WITH_FILE); |
| 475 |
case VCARD7816_STATUS_ERROR_SECURITY_NOT_SATISFIED:
|
| 476 |
return VCARD_RESPONSE_GET_STATIC(
|
| 477 |
VCARD7816_STATUS_ERROR_SECURITY_NOT_SATISFIED); |
| 478 |
case VCARD7816_STATUS_ERROR_AUTHENTICATION_BLOCKED:
|
| 479 |
return VCARD_RESPONSE_GET_STATIC(
|
| 480 |
VCARD7816_STATUS_ERROR_AUTHENTICATION_BLOCKED); |
| 481 |
case VCARD7816_STATUS_ERROR_DATA_INVALID:
|
| 482 |
return VCARD_RESPONSE_GET_STATIC(
|
| 483 |
VCARD7816_STATUS_ERROR_DATA_INVALID); |
| 484 |
case VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED:
|
| 485 |
return VCARD_RESPONSE_GET_STATIC(
|
| 486 |
VCARD7816_STATUS_ERROR_CONDITION_NOT_SATISFIED); |
| 487 |
case VCARD7816_STATUS_ERROR_DATA_NO_EF:
|
| 488 |
return VCARD_RESPONSE_GET_STATIC(
|
| 489 |
VCARD7816_STATUS_ERROR_DATA_NO_EF); |
| 490 |
case VCARD7816_STATUS_ERROR_SM_OBJECT_MISSING:
|
| 491 |
return VCARD_RESPONSE_GET_STATIC(
|
| 492 |
VCARD7816_STATUS_ERROR_SM_OBJECT_MISSING); |
| 493 |
case VCARD7816_STATUS_ERROR_SM_OBJECT_INCORRECT:
|
| 494 |
return VCARD_RESPONSE_GET_STATIC(
|
| 495 |
VCARD7816_STATUS_ERROR_SM_OBJECT_INCORRECT); |
| 496 |
case VCARD7816_STATUS_ERROR_WRONG_PARAMETERS:
|
| 497 |
return VCARD_RESPONSE_GET_STATIC(
|
| 498 |
VCARD7816_STATUS_ERROR_WRONG_PARAMETERS); |
| 499 |
case VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_IN_DATA:
|
| 500 |
return VCARD_RESPONSE_GET_STATIC(
|
| 501 |
VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_IN_DATA); |
| 502 |
case VCARD7816_STATUS_ERROR_FUNCTION_NOT_SUPPORTED:
|
| 503 |
return VCARD_RESPONSE_GET_STATIC(
|
| 504 |
VCARD7816_STATUS_ERROR_FUNCTION_NOT_SUPPORTED); |
| 505 |
case VCARD7816_STATUS_ERROR_FILE_NOT_FOUND:
|
| 506 |
return VCARD_RESPONSE_GET_STATIC(
|
| 507 |
VCARD7816_STATUS_ERROR_FILE_NOT_FOUND); |
| 508 |
case VCARD7816_STATUS_ERROR_RECORD_NOT_FOUND:
|
| 509 |
return VCARD_RESPONSE_GET_STATIC(
|
| 510 |
VCARD7816_STATUS_ERROR_RECORD_NOT_FOUND); |
| 511 |
case VCARD7816_STATUS_ERROR_NO_SPACE_FOR_FILE:
|
| 512 |
return VCARD_RESPONSE_GET_STATIC(
|
| 513 |
VCARD7816_STATUS_ERROR_NO_SPACE_FOR_FILE); |
| 514 |
case VCARD7816_STATUS_ERROR_LC_TLV_INCONSISTENT:
|
| 515 |
return VCARD_RESPONSE_GET_STATIC(
|
| 516 |
VCARD7816_STATUS_ERROR_LC_TLV_INCONSISTENT); |
| 517 |
case VCARD7816_STATUS_ERROR_P1_P2_INCORRECT:
|
| 518 |
return VCARD_RESPONSE_GET_STATIC(
|
| 519 |
VCARD7816_STATUS_ERROR_P1_P2_INCORRECT); |
| 520 |
case VCARD7816_STATUS_ERROR_LC_P1_P2_INCONSISTENT:
|
| 521 |
return VCARD_RESPONSE_GET_STATIC(
|
| 522 |
VCARD7816_STATUS_ERROR_LC_P1_P2_INCONSISTENT); |
| 523 |
case VCARD7816_STATUS_ERROR_DATA_NOT_FOUND:
|
| 524 |
return VCARD_RESPONSE_GET_STATIC(
|
| 525 |
VCARD7816_STATUS_ERROR_DATA_NOT_FOUND); |
| 526 |
case VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_2:
|
| 527 |
return VCARD_RESPONSE_GET_STATIC(
|
| 528 |
VCARD7816_STATUS_ERROR_WRONG_PARAMETERS_2); |
| 529 |
case VCARD7816_STATUS_ERROR_INS_CODE_INVALID:
|
| 530 |
return VCARD_RESPONSE_GET_STATIC(
|
| 531 |
VCARD7816_STATUS_ERROR_INS_CODE_INVALID); |
| 532 |
case VCARD7816_STATUS_ERROR_CLA_INVALID:
|
| 533 |
return VCARD_RESPONSE_GET_STATIC(
|
| 534 |
VCARD7816_STATUS_ERROR_CLA_INVALID); |
| 535 |
case VCARD7816_STATUS_ERROR_GENERAL:
|
| 536 |
return VCARD_RESPONSE_GET_STATIC(
|
| 537 |
VCARD7816_STATUS_ERROR_GENERAL); |
| 538 |
default:
|
| 539 |
/* we don't know this status code, create a response buffer to
|
| 540 |
* hold it */
|
| 541 |
response = vcard_response_new_status(status); |
| 542 |
if (response == NULL) { |
| 543 |
/* couldn't allocate the buffer, return memmory error */
|
| 544 |
return VCARD_RESPONSE_GET_STATIC(
|
| 545 |
VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE); |
| 546 |
} |
| 547 |
} |
| 548 |
assert(response); |
| 549 |
return response;
|
| 550 |
} |
| 551 |
|
| 552 |
/*
|
| 553 |
* Add File card support here if you need it.
|
| 554 |
*/
|
| 555 |
static VCardStatus
|
| 556 |
vcard7816_file_system_process_apdu(VCard *card, VCardAPDU *apdu, |
| 557 |
VCardResponse **response) |
| 558 |
{
|
| 559 |
/* TODO: if we want to support a virtual file system card, we do it here.
|
| 560 |
* It would probably be a pkcs #15 card type */
|
| 561 |
*response = vcard_make_response( |
| 562 |
VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 563 |
return VCARD_DONE;
|
| 564 |
} |
| 565 |
|
| 566 |
/*
|
| 567 |
* VM card (including java cards)
|
| 568 |
*/
|
| 569 |
static VCardStatus
|
| 570 |
vcard7816_vm_process_apdu(VCard *card, VCardAPDU *apdu, |
| 571 |
VCardResponse **response) |
| 572 |
{
|
| 573 |
int bytes_to_copy, next_byte_count, count;
|
| 574 |
VCardApplet *current_applet; |
| 575 |
VCardBufferResponse *buffer_response; |
| 576 |
vcard_7816_status_t status; |
| 577 |
|
| 578 |
/* parse the class first */
|
| 579 |
if (apdu->a_gen_type != VCARD_7816_ISO) {
|
| 580 |
*response = vcard_make_response( |
| 581 |
VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 582 |
return VCARD_DONE;
|
| 583 |
} |
| 584 |
|
| 585 |
/* use a switch so that if we need to support secure channel stuff later,
|
| 586 |
* we know where to put it */
|
| 587 |
switch (apdu->a_secure_messaging) {
|
| 588 |
case 0x0: /* no SM */ |
| 589 |
break;
|
| 590 |
case 0x4: /* proprietary SM */ |
| 591 |
case 0x8: /* header not authenticated */ |
| 592 |
case 0xc: /* header authenticated */ |
| 593 |
default:
|
| 594 |
/* for now, don't try to support secure channel stuff in the
|
| 595 |
* virtual card. */
|
| 596 |
*response = vcard_make_response( |
| 597 |
VCARD7816_STATUS_ERROR_SECURE_NOT_SUPPORTED); |
| 598 |
return VCARD_DONE;
|
| 599 |
} |
| 600 |
|
| 601 |
/* now parse the instruction */
|
| 602 |
switch (apdu->a_ins) {
|
| 603 |
case VCARD7816_INS_MANAGE_CHANNEL: /* secure channel op */ |
| 604 |
case VCARD7816_INS_EXTERNAL_AUTHENTICATE: /* secure channel op */ |
| 605 |
case VCARD7816_INS_GET_CHALLENGE: /* secure channel op */ |
| 606 |
case VCARD7816_INS_INTERNAL_AUTHENTICATE: /* secure channel op */ |
| 607 |
case VCARD7816_INS_ERASE_BINARY: /* applet control op */ |
| 608 |
case VCARD7816_INS_READ_BINARY: /* applet control op */ |
| 609 |
case VCARD7816_INS_WRITE_BINARY: /* applet control op */ |
| 610 |
case VCARD7816_INS_UPDATE_BINARY: /* applet control op */ |
| 611 |
case VCARD7816_INS_READ_RECORD: /* file op */ |
| 612 |
case VCARD7816_INS_WRITE_RECORD: /* file op */ |
| 613 |
case VCARD7816_INS_UPDATE_RECORD: /* file op */ |
| 614 |
case VCARD7816_INS_APPEND_RECORD: /* file op */ |
| 615 |
case VCARD7816_INS_ENVELOPE:
|
| 616 |
case VCARD7816_INS_PUT_DATA:
|
| 617 |
*response = vcard_make_response( |
| 618 |
VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 619 |
break;
|
| 620 |
|
| 621 |
case VCARD7816_INS_SELECT_FILE:
|
| 622 |
if (apdu->a_p1 != 0x04) { |
| 623 |
*response = vcard_make_response( |
| 624 |
VCARD7816_STATUS_ERROR_FUNCTION_NOT_SUPPORTED); |
| 625 |
break;
|
| 626 |
} |
| 627 |
|
| 628 |
/* side effect, deselect the current applet if no applet has been found
|
| 629 |
* */
|
| 630 |
current_applet = vcard_find_applet(card, apdu->a_body, apdu->a_Lc); |
| 631 |
vcard_select_applet(card, apdu->a_channel, current_applet); |
| 632 |
if (current_applet) {
|
| 633 |
unsigned char *aid; |
| 634 |
int aid_len;
|
| 635 |
aid = vcard_applet_get_aid(current_applet, &aid_len); |
| 636 |
*response = vcard_response_new(card, aid, aid_len, apdu->a_Le, |
| 637 |
VCARD7816_STATUS_SUCCESS); |
| 638 |
} else {
|
| 639 |
*response = vcard_make_response( |
| 640 |
VCARD7816_STATUS_ERROR_FILE_NOT_FOUND); |
| 641 |
} |
| 642 |
break;
|
| 643 |
|
| 644 |
case VCARD7816_INS_VERIFY:
|
| 645 |
if ((apdu->a_p1 != 0x00) || (apdu->a_p2 != 0x00)) { |
| 646 |
*response = vcard_make_response( |
| 647 |
VCARD7816_STATUS_ERROR_WRONG_PARAMETERS); |
| 648 |
} else {
|
| 649 |
if (apdu->a_Lc == 0) { |
| 650 |
/* handle pin count if possible */
|
| 651 |
count = vcard_emul_get_login_count(card); |
| 652 |
if (count < 0) { |
| 653 |
*response = vcard_make_response( |
| 654 |
VCARD7816_STATUS_ERROR_DATA_NOT_FOUND); |
| 655 |
} else {
|
| 656 |
if (count > 0xf) { |
| 657 |
count = 0xf;
|
| 658 |
} |
| 659 |
*response = vcard_response_new_status_bytes( |
| 660 |
VCARD7816_SW1_WARNING_CHANGE, |
| 661 |
0xc0 | count);
|
| 662 |
if (*response == NULL) { |
| 663 |
*response = vcard_make_response( |
| 664 |
VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE); |
| 665 |
} |
| 666 |
} |
| 667 |
} else {
|
| 668 |
status = vcard_emul_login(card, apdu->a_body, apdu->a_Lc); |
| 669 |
*response = vcard_make_response(status); |
| 670 |
} |
| 671 |
} |
| 672 |
break;
|
| 673 |
|
| 674 |
case VCARD7816_INS_GET_RESPONSE:
|
| 675 |
buffer_response = vcard_get_buffer_response(card); |
| 676 |
if (!buffer_response) {
|
| 677 |
*response = vcard_make_response( |
| 678 |
VCARD7816_STATUS_ERROR_DATA_NOT_FOUND); |
| 679 |
/* handle error */
|
| 680 |
break;
|
| 681 |
} |
| 682 |
bytes_to_copy = MIN(buffer_response->len, apdu->a_Le); |
| 683 |
next_byte_count = MIN(256, buffer_response->len - bytes_to_copy);
|
| 684 |
*response = vcard_response_new_bytes( |
| 685 |
card, buffer_response->current, bytes_to_copy, |
| 686 |
apdu->a_Le, |
| 687 |
next_byte_count ? |
| 688 |
VCARD7816_SW1_RESPONSE_BYTES : VCARD7816_SW1_SUCCESS, |
| 689 |
next_byte_count); |
| 690 |
buffer_response->current += bytes_to_copy; |
| 691 |
buffer_response->len -= bytes_to_copy; |
| 692 |
if (*response == NULL || (next_byte_count == 0)) { |
| 693 |
vcard_set_buffer_response(card, NULL);
|
| 694 |
vcard_buffer_response_delete(buffer_response); |
| 695 |
} |
| 696 |
if (*response == NULL) { |
| 697 |
*response = |
| 698 |
vcard_make_response(VCARD7816_STATUS_EXC_ERROR_MEMORY_FAILURE); |
| 699 |
} |
| 700 |
break;
|
| 701 |
|
| 702 |
case VCARD7816_INS_GET_DATA:
|
| 703 |
*response = |
| 704 |
vcard_make_response(VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 705 |
break;
|
| 706 |
|
| 707 |
default:
|
| 708 |
*response = |
| 709 |
vcard_make_response(VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 710 |
break;
|
| 711 |
} |
| 712 |
|
| 713 |
/* response should have been set somewhere */
|
| 714 |
assert(*response != NULL);
|
| 715 |
return VCARD_DONE;
|
| 716 |
} |
| 717 |
|
| 718 |
|
| 719 |
/*
|
| 720 |
* APDU processing starts here. This routes the card processing stuff to the
|
| 721 |
* right location.
|
| 722 |
*/
|
| 723 |
VCardStatus |
| 724 |
vcard_process_apdu(VCard *card, VCardAPDU *apdu, VCardResponse **response) |
| 725 |
{
|
| 726 |
VCardStatus status; |
| 727 |
VCardBufferResponse *buffer_response; |
| 728 |
|
| 729 |
/* first handle any PTS commands, which aren't really APDU's */
|
| 730 |
if (apdu->a_type == VCARD_7816_PTS) {
|
| 731 |
/* the PTS responses aren't really responses either */
|
| 732 |
*response = vcard_response_new_data(apdu->a_data, apdu->a_len); |
| 733 |
/* PTS responses have no status bytes */
|
| 734 |
(*response)->b_total_len = (*response)->b_len; |
| 735 |
return VCARD_DONE;
|
| 736 |
} |
| 737 |
buffer_response = vcard_get_buffer_response(card); |
| 738 |
if (buffer_response && apdu->a_ins != VCARD7816_INS_GET_RESPONSE) {
|
| 739 |
/* clear out buffer_response, return an error */
|
| 740 |
vcard_set_buffer_response(card, NULL);
|
| 741 |
vcard_buffer_response_delete(buffer_response); |
| 742 |
*response = vcard_make_response(VCARD7816_STATUS_EXC_ERROR); |
| 743 |
return VCARD_DONE;
|
| 744 |
} |
| 745 |
|
| 746 |
status = vcard_process_applet_apdu(card, apdu, response); |
| 747 |
if (status != VCARD_NEXT) {
|
| 748 |
return status;
|
| 749 |
} |
| 750 |
switch (vcard_get_type(card)) {
|
| 751 |
case VCARD_FILE_SYSTEM:
|
| 752 |
return vcard7816_file_system_process_apdu(card, apdu, response);
|
| 753 |
case VCARD_VM:
|
| 754 |
return vcard7816_vm_process_apdu(card, apdu, response);
|
| 755 |
case VCARD_DIRECT:
|
| 756 |
/* if we are type direct, then the applet should handle everything */
|
| 757 |
assert("VCARD_DIRECT: applet failure");
|
| 758 |
break;
|
| 759 |
} |
| 760 |
*response = |
| 761 |
vcard_make_response(VCARD7816_STATUS_ERROR_COMMAND_NOT_SUPPORTED); |
| 762 |
return VCARD_DONE;
|
| 763 |
} |