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Added PUT DATA command.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-04-20 18:58:05 +02:00
parent dd1ac0e0bf
commit 1018132f7f
1 changed files with 19 additions and 1 deletions
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20
src/openpgp/openpgp.c
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@@ -503,7 +503,6 @@ int parse_discrete_do(const file_t *f, int mode) {
return lpdif+4; return lpdif+4;
} }
static int cmd_get_data() { static int cmd_get_data() {
if (apdu.cmd_apdu_data_len > 0) if (apdu.cmd_apdu_data_len > 0)
return SW_WRONG_LENGTH(); return SW_WRONG_LENGTH();
@@ -615,6 +614,23 @@ static int cmd_verify() {
return set_res_sw(0x63, 0xc0 | file_read_uint8(retries->data+2)); return set_res_sw(0x63, 0xc0 | file_read_uint8(retries->data+2));
} }
static int cmd_put_data() {
uint16_t fid = (P1(apdu) << 8) | P2(apdu);
file_t *ef;
if (!(ef = search_by_fid(fid, NULL, SPECIFY_EF)))
return SW_FILE_NOT_FOUND();
if (!authenticate_action(ef, ACL_OP_UPDATE_ERASE)) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
}
if (apdu.cmd_apdu_data_len > 0) {
int r = flash_write_data_to_file(ef, apdu.cmd_apdu_data, apdu.cmd_apdu_data_len);
if (r != CCID_OK)
return SW_MEMORY_FAILURE();
low_flash_available();
}
return SW_OK();
}
typedef struct cmd typedef struct cmd
{ {
uint8_t ins; uint8_t ins;
@@ -624,11 +640,13 @@ typedef struct cmd
#define INS_VERIFY 0x20 #define INS_VERIFY 0x20
#define INS_SELECT 0xA4 #define INS_SELECT 0xA4
#define INS_GET_DATA 0xCA #define INS_GET_DATA 0xCA
#define INS_PUT_DATA 0xDA
static const cmd_t cmds[] = { static const cmd_t cmds[] = {
{ INS_GET_DATA, cmd_get_data }, { INS_GET_DATA, cmd_get_data },
{ INS_SELECT, cmd_select }, { INS_SELECT, cmd_select },
{ INS_VERIFY, cmd_verify }, { INS_VERIFY, cmd_verify },
{ INS_PUT_DATA, cmd_put_data },
{ 0x00, 0x0} { 0x00, 0x0}
}; };