dearsky/pico-hsm
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Moving EAC and crypto to core.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-04-19 19:16:29 +02:00
parent b9c08d72c4
commit 302f287967
9 changed files with 9 additions and 563 deletions
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53
src/hsm/sc_hsm.c
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@@ -40,6 +40,11 @@ const uint8_t sc_hsm_aid[] = {
0xE8,0x2B,0x06,0x01,0x04,0x01,0x81,0xC3,0x1F,0x02,0x01
};
char atr_sc_hsm[] = {
24,
0x3B,0xFE,0x18,0x00,0x00,0x81,0x31,0xFE,0x45,0x80,0x31,0x81,0x54,0x48,0x53,0x4D,0x31,0x73,0x80,0x21,0x40,0x81,0x07,0xFA
};
uint8_t session_pin[32], session_sopin[32];
bool has_session_pin = false, has_session_sopin = false;
static uint8_t dkeks = 0, current_dkeks = 0;
@@ -62,6 +67,7 @@ app_t *sc_hsm_select_aid(app_t *a) {
}
void __attribute__ ((constructor)) sc_hsm_ctor() {
ccid_atr = atr_sc_hsm;
register_app(sc_hsm_select_aid);
}
@@ -196,53 +202,6 @@ static void wait_button() {
}
}
int format_tlv_len(size_t len, uint8_t *out) {
if (len < 128) {
*out = len;
return 1;
}
else if (len < 256) {
*out++ = 0x81;
*out++ = len;
return 2;
}
else {
*out++ = 0x82;
*out++ = (len >> 8) & 0xff;
*out++ = len & 0xff;
return 3;
}
return 0;
}
int walk_tlv(const uint8_t *cdata, size_t cdata_len, uint8_t **p, uint8_t *tag, size_t *tag_len, uint8_t **data) {
if (!p)
return 0;
if (!*p)
*p = (uint8_t *)cdata;
if (*p-cdata >= cdata_len)
return 0;
uint8_t tg = 0x0;
size_t tgl = 0;
tg = *(*p)++;
tgl = *(*p)++;
if (tgl == 0x82) {
tgl = *(*p)++ << 8;
tgl |= *(*p)++;
}
else if (tgl == 0x81) {
tgl = *(*p)++;
}
if (tag)
*tag = tg;
if (tag_len)
*tag_len = tgl;
if (data)
*data = *p;
*p = *p+tgl;
return 1;
}
static int cmd_select() {
uint8_t p1 = P1(apdu);
uint8_t p2 = P2(apdu);