james/yubikey.rs
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start adding secp384r1

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This commit is contained in:
Klas Lindfors
2015-05-27 21:01:58 +02:00
parent 67543021cb
commit f17d09f19c
5 changed files with 56 additions and 23 deletions
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lib/ykpiv.c
+15 -10
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@@ -508,7 +508,7 @@ static ykpiv_rc _general_authenticate(ykpiv_state *state,
unsigned char templ[] = {0, YKPIV_INS_AUTHENTICATE, algorithm, key};
unsigned long recv_len = sizeof(data);
unsigned char sign_in[256];
size_t pad_len = 0;
size_t key_len = 0;
int sw;
size_t bytes;
size_t len = 0;
@@ -516,28 +516,33 @@ static ykpiv_rc _general_authenticate(ykpiv_state *state,
switch(algorithm) {
case YKPIV_ALGO_RSA1024:
pad_len = 128;
key_len = 128;
case YKPIV_ALGO_RSA2048:
if(pad_len == 0) {
pad_len = 256;
if(key_len == 0) {
key_len = 256;
}
if(!decipher) {
if(in_len + RSA_PKCS1_PADDING_SIZE > pad_len) {
if(in_len + RSA_PKCS1_PADDING_SIZE > key_len) {
return YKPIV_SIZE_ERROR;
}
RSA_padding_add_PKCS1_type_1(sign_in, pad_len, raw_in, in_len);
in_len = pad_len;
RSA_padding_add_PKCS1_type_1(sign_in, key_len, raw_in, in_len);
in_len = key_len;
} else {
if(in_len != pad_len) {
if(in_len != key_len) {
return YKPIV_SIZE_ERROR;
}
memcpy(sign_in, raw_in, in_len);
}
break;
case YKPIV_ALGO_ECCP256:
if(!decipher && in_len > 32) {
key_len = 32;
case YKPIV_ALGO_ECCP384:
if(key_len == 0) {
key_len = 48;
}
if(!decipher && in_len > key_len) {
return YKPIV_SIZE_ERROR;
} else if(decipher && in_len != 65) {
} else if(decipher && in_len != (key_len * 2) + 1) {
return YKPIV_SIZE_ERROR;
}
memcpy(sign_in, raw_in, in_len);