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- #include <stdint.h>
- #include "params_runtime.h"
-
- unsigned int XMSS_FUNC;
- unsigned int XMSS_N;
- unsigned int XMSS_WOTS_W;
- unsigned int XMSS_WOTS_LOG_W;
- unsigned int XMSS_WOTS_LEN1;
- unsigned int XMSS_WOTS_LEN2;
- unsigned int XMSS_WOTS_LEN;
- unsigned int XMSS_WOTS_KEYSIZE;
- unsigned int XMSS_FULLHEIGHT;
- unsigned int XMSS_TREEHEIGHT;
- unsigned int XMSS_D;
- unsigned int XMSS_INDEX_LEN;
- unsigned int XMSS_BYTES;
- unsigned int XMSS_PUBLICKEY_BYTES;
- unsigned int XMSS_PRIVATEKEY_BYTES;
- unsigned int XMSS_OID_LEN;
- unsigned int XMSS_BDS_K;
-
- int xmss_parse_oid(uint32_t oid)
- {
- switch (oid) {
- case 0x01000001:
- case 0x02000002:
- case 0x03000003:
- case 0x04000004:
- case 0x05000005:
- case 0x06000006:
- XMSS_FUNC = XMSS_SHA2;
- break;
-
- case 0x07000007:
- case 0x08000008:
- case 0x09000009:
- case 0x0a00000a:
- case 0x0b00000b:
- case 0x0c00000c:
- XMSS_FUNC = XMSS_SHAKE;
- break;
-
- default:
- return 1;
- }
- switch (oid) {
- case 0x01000001:
- case 0x02000002:
- case 0x03000003:
-
- case 0x07000007:
- case 0x08000008:
- case 0x09000009:
- XMSS_N = 32;
- break;
-
- case 0x04000004:
- case 0x05000005:
- case 0x06000006:
-
- case 0x0a00000a:
- case 0x0b00000b:
- case 0x0c00000c:
- XMSS_N = 64;
- break;
-
- default:
- return 1;
- }
- switch (oid) {
- case 0x01000001:
- case 0x04000004:
- case 0x07000007:
- case 0x0a00000a:
- XMSS_FULLHEIGHT = 10;
- break;
-
- case 0x02000002:
- case 0x05000005:
- case 0x08000008:
- case 0x0b00000b:
- XMSS_FULLHEIGHT = 16;
- break;
-
- case 0x03000003:
- case 0x06000006:
- case 0x09000009:
- case 0x0c00000c:
- XMSS_FULLHEIGHT = 20;
-
- break;
- default:
- return 1;
- }
- XMSS_D = 1;
- XMSS_TREEHEIGHT = XMSS_FULLHEIGHT / XMSS_D;
- XMSS_WOTS_W = 16;
- XMSS_WOTS_LOG_W = 4;
- if (XMSS_N == 32) {
- XMSS_WOTS_LEN1 = 64;
- }
- else {
- XMSS_WOTS_LEN1 = 128;
- }
- XMSS_WOTS_LEN2 = 3;
- XMSS_WOTS_LEN = XMSS_WOTS_LEN1 + XMSS_WOTS_LEN2;
- XMSS_WOTS_KEYSIZE = XMSS_WOTS_LEN * XMSS_N;
- XMSS_INDEX_LEN = 4;
- XMSS_BYTES = (XMSS_INDEX_LEN + XMSS_N + XMSS_D*XMSS_WOTS_KEYSIZE
- + XMSS_FULLHEIGHT*XMSS_N);
- XMSS_PUBLICKEY_BYTES = 2*XMSS_N;
- XMSS_PRIVATEKEY_BYTES = 4*XMSS_N + XMSS_INDEX_LEN;
-
- XMSS_OID_LEN = 4;
-
- // TODO figure out sensible and legal values for this based on the above
- XMSS_BDS_K = 0;
- return 0;
- }
-
- int xmssmt_parse_oid(uint32_t oid)
- {
- switch (oid) {
- case 0x01000001:
- case 0x02000002:
- case 0x03000003:
- case 0x04000004:
- case 0x05000005:
- case 0x06000006:
- case 0x07000007:
- case 0x08000008:
- case 0x09000009:
- case 0x0a00000a:
- case 0x0b00000b:
- case 0x0c00000c:
- case 0x0d00000d:
- case 0x0e00000e:
- case 0x0f00000f:
- case 0x01010101:
- XMSS_FUNC = XMSS_SHA2;
- break;
-
- case 0x02010102:
- case 0x03010103:
- case 0x04010104:
- case 0x05010105:
- case 0x06010106:
- case 0x07010107:
- case 0x08010108:
- case 0x09010109:
- case 0x0a01010a:
- case 0x0b01010b:
- case 0x0c01010c:
- case 0x0d01010d:
- case 0x0e01010e:
- case 0x0f01010f:
- case 0x01020201:
- case 0x02020202:
- XMSS_FUNC = XMSS_SHAKE;
- break;
-
- default:
- return 1;
- }
- switch (oid) {
- case 0x01000001:
- case 0x02000002:
- case 0x03000003:
- case 0x04000004:
- case 0x05000005:
- case 0x06000006:
- case 0x07000007:
- case 0x08000008:
-
- case 0x02010102:
- case 0x03010103:
- case 0x04010104:
- case 0x05010105:
- case 0x06010106:
- case 0x07010107:
- case 0x08010108:
- case 0x09010109:
- XMSS_N = 32;
- break;
-
- case 0x09000009:
- case 0x0a00000a:
- case 0x0b00000b:
- case 0x0c00000c:
- case 0x0d00000d:
- case 0x0e00000e:
- case 0x0f00000f:
- case 0x01010101:
-
- case 0x0a01010a:
- case 0x0b01010b:
- case 0x0c01010c:
- case 0x0d01010d:
- case 0x0e01010e:
- case 0x0f01010f:
- case 0x01020201:
- case 0x02020202:
- XMSS_N = 64;
- break;
-
- default:
- return 1;
- }
- switch (oid) {
- case 0x01000001:
- case 0x02000002:
-
- case 0x09000009:
- case 0x0a00000a:
-
- case 0x02010102:
- case 0x03010103:
-
- case 0x0a01010a:
- case 0x0b01010b:
- XMSS_FULLHEIGHT = 20;
- break;
-
- case 0x03000003:
- case 0x04000004:
- case 0x05000005:
-
- case 0x0b00000b:
- case 0x0c00000c:
- case 0x0d00000d:
-
- case 0x04010104:
- case 0x05010105:
- case 0x06010106:
-
- case 0x0c01010c:
- case 0x0d01010d:
- case 0x0e01010e:
- XMSS_FULLHEIGHT = 40;
- break;
-
- case 0x06000006:
- case 0x07000007:
- case 0x08000008:
-
- case 0x0e00000e:
- case 0x0f00000f:
- case 0x01010101:
-
- case 0x07010107:
- case 0x08010108:
- case 0x09010109:
-
- case 0x0f01010f:
- case 0x01020201:
- case 0x02020202:
- XMSS_FULLHEIGHT = 60;
- break;
-
- default:
- return 1;
- }
- switch (oid) {
- case 0x01000001:
- case 0x03000003:
- case 0x09000009:
- case 0x0b00000b:
- case 0x02010102:
- case 0x04010104:
- case 0x0a01010a:
- case 0x0c01010c:
- XMSS_D = 2;
- break;
-
- case 0x02000002:
- case 0x04000004:
- case 0x0a00000a:
- case 0x0c00000c:
- case 0x03010103:
- case 0x05010105:
- case 0x0b01010b:
- case 0x0d01010d:
- XMSS_D = 4;
- break;
-
- case 0x05000005:
- case 0x0d00000d:
- case 0x06010106:
- case 0x0e01010e:
- XMSS_D = 8;
- break;
-
- case 0x06000006:
- case 0x0e00000e:
- case 0x07010107:
- case 0x0f01010f:
- XMSS_D = 3;
- break;
-
- case 0x07000007:
- case 0x0f00000f:
- case 0x08010108:
- case 0x01020201:
- XMSS_D = 6;
- break;
-
- case 0x08000008:
- case 0x01010101:
- case 0x09010109:
- case 0x02020202:
- XMSS_D = 12;
- break;
-
- default:
- return 1;
- }
-
- XMSS_TREEHEIGHT = XMSS_FULLHEIGHT / XMSS_D;
- XMSS_WOTS_W = 16;
- XMSS_WOTS_LOG_W = 4;
- if (XMSS_N == 32) {
- XMSS_WOTS_LEN1 = 64;
- }
- else {
- XMSS_WOTS_LEN1 = 128;
- }
- XMSS_WOTS_LEN2 = 3;
- XMSS_WOTS_LEN = XMSS_WOTS_LEN1 + XMSS_WOTS_LEN2;
- XMSS_WOTS_KEYSIZE = XMSS_WOTS_LEN * XMSS_N;
- XMSS_INDEX_LEN = 4;
- XMSS_BYTES = (XMSS_INDEX_LEN + XMSS_N + XMSS_D*XMSS_WOTS_KEYSIZE
- + XMSS_FULLHEIGHT*XMSS_N);
- XMSS_PUBLICKEY_BYTES = 2*XMSS_N;
- XMSS_PRIVATEKEY_BYTES = 4*XMSS_N + XMSS_INDEX_LEN;
-
- XMSS_OID_LEN = 4;
-
- // TODO figure out sensible and legal values for this based on the above
- XMSS_BDS_K = 0;
- return 0;
- }
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