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Fix keytocard bug

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This commit is contained in:
Cédric Mesnil 2017-04-25 11:22:38 +02:00
parent bad546edee
commit f3356cb4fe
1 changed files with 4 additions and 1 deletions
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5
src/gpg_data.c
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@ -348,24 +348,28 @@ int gpg_apdu_put_data(unsigned int ref) {
rsa_priv = (cx_rsa_private_key_t*)&G_gpg_vstate.work.rsa1024.private;
pkey = (cx_rsa_private_key_t*)&keygpg->key.rsa1024;
pkey_size = sizeof(cx_rsa_1024_private_key_t);
pq = G_gpg_vstate.work.rsa1024.public.n;
break;
case 2048/8:
rsa_pub = (cx_rsa_public_key_t*)&G_gpg_vstate.work.rsa2048.public;
rsa_priv = (cx_rsa_private_key_t*)&G_gpg_vstate.work.rsa2048.private;
pkey = (cx_rsa_private_key_t*)&keygpg->key.rsa2048;
pkey_size = sizeof(cx_rsa_2048_private_key_t);
pq = G_gpg_vstate.work.rsa2048.public.n;
break;
case 3072/8:
rsa_pub = (cx_rsa_public_key_t*)&G_gpg_vstate.work.rsa3072.public;
rsa_priv = (cx_rsa_private_key_t*)&G_gpg_vstate.work.rsa3072.private;
pkey = (cx_rsa_private_key_t*)&keygpg->key.rsa3072;
pkey_size = sizeof(cx_rsa_3072_private_key_t);
pq = G_gpg_vstate.work.rsa3072.public.n;
break;
case 4096/8:
rsa_pub = (cx_rsa_public_key_t*)&G_gpg_vstate.work.rsa4096.public;
rsa_priv = (cx_rsa_private_key_t*)&G_gpg_vstate.work.rsa4096.private;
pkey = (cx_rsa_private_key_t*)&keygpg->key.rsa4096;
pkey_size = sizeof(cx_rsa_4096_private_key_t);
pq = G_gpg_vstate.work.rsa4096.public.n;
break;
}
ksz = ksz>>1;
@ -391,7 +395,6 @@ int gpg_apdu_put_data(unsigned int ref) {
//move p,q over pub key, this only work because adr<rsa_pub> < adr<p>
p = G_gpg_vstate.work.io_buffer + G_gpg_vstate.io_offset;
q = p + len_p;
pq = (unsigned char*)rsa_pub;
os_memmove(pq+ksz-len_p, p, len_p);
os_memmove(pq+2*ksz-len_q, q, len_q);