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Store OID in bigendian notation in pk and sk

master
Joost Rijneveld 6 vuotta sitten
vanhempi
commit
05dac989c4
No known key found for this signature in database GPG Key ID: A4FE39CF49CBC553
1 muutettua tiedostoa jossa 8 lisäystä ja 8 poistoa
  1. +8
    -8
      xmss.c

+ 8
- 8
xmss.c Näytä tiedosto

@@ -16,11 +16,11 @@ int xmss_keypair(unsigned char *pk, unsigned char *sk, const uint32_t oid)
return -1; return -1;
} }
for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
pk[i] = (oid >> (8 * i)) & 0xFF;
pk[XMSS_OID_LEN - i - 1] = (oid >> (8 * i)) & 0xFF;
/* For an implementation that uses runtime parameters, it is crucial /* For an implementation that uses runtime parameters, it is crucial
that the OID is part of the secret key as well; that the OID is part of the secret key as well;
i.e. not just for interoperability, but also for internal use. */ i.e. not just for interoperability, but also for internal use. */
sk[i] = (oid >> (8 * i)) & 0xFF;
sk[XMSS_OID_LEN - i - 1] = (oid >> (8 * i)) & 0xFF;
} }
return xmss_core_keypair(&params, pk + XMSS_OID_LEN, sk + XMSS_OID_LEN); return xmss_core_keypair(&params, pk + XMSS_OID_LEN, sk + XMSS_OID_LEN);
} }
@@ -34,7 +34,7 @@ int xmss_sign(unsigned char *sk,
unsigned int i; unsigned int i;


for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
oid |= sk[i] << (i * 8);
oid |= sk[XMSS_OID_LEN - i - 1] << (i * 8);
} }
if (xmss_parse_oid(&params, oid)) { if (xmss_parse_oid(&params, oid)) {
return -1; return -1;
@@ -51,7 +51,7 @@ int xmss_sign_open(unsigned char *m, unsigned long long *mlen,
unsigned int i; unsigned int i;


for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
oid |= pk[i] << (i * 8);
oid |= pk[XMSS_OID_LEN - i - 1] << (i * 8);
} }
if (xmss_parse_oid(&params, oid)) { if (xmss_parse_oid(&params, oid)) {
return -1; return -1;
@@ -68,8 +68,8 @@ int xmssmt_keypair(unsigned char *pk, unsigned char *sk, const uint32_t oid)
return -1; return -1;
} }
for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
pk[i] = (oid >> (8 * i)) & 0xFF;
sk[i] = (oid >> (8 * i)) & 0xFF;
pk[XMSS_OID_LEN - i - 1] = (oid >> (8 * i)) & 0xFF;
sk[XMSS_OID_LEN - i - 1] = (oid >> (8 * i)) & 0xFF;
} }
return xmssmt_core_keypair(&params, pk + XMSS_OID_LEN, sk + XMSS_OID_LEN); return xmssmt_core_keypair(&params, pk + XMSS_OID_LEN, sk + XMSS_OID_LEN);
} }
@@ -83,7 +83,7 @@ int xmssmt_sign(unsigned char *sk,
unsigned int i; unsigned int i;


for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
oid |= sk[i] << (i * 8);
oid |= sk[XMSS_OID_LEN - i - 1] << (i * 8);
} }
if (xmssmt_parse_oid(&params, oid)) { if (xmssmt_parse_oid(&params, oid)) {
return -1; return -1;
@@ -100,7 +100,7 @@ int xmssmt_sign_open(unsigned char *m, unsigned long long *mlen,
unsigned int i; unsigned int i;


for (i = 0; i < XMSS_OID_LEN; i++) { for (i = 0; i < XMSS_OID_LEN; i++) {
oid |= pk[i] << (i * 8);
oid |= pk[XMSS_OID_LEN - i - 1] << (i * 8);
} }
if (xmssmt_parse_oid(&params, oid)) { if (xmssmt_parse_oid(&params, oid)) {
return -1; return -1;


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