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https://github.com/guanzhi/GmSSL.git
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Update SPHINCS+
This commit is contained in:
Zhi Guan
@@ -15,7 +15,6 @@
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#include <string.h>
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#include <stdint.h>
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#include <gmssl/sm3.h>
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#include <gmssl/hash256.h>
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#ifdef ENABLE_SHA2
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#include <gmssl/sha2.h>
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#endif
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@@ -26,29 +25,67 @@ extern "C" {
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#endif
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#if defined(ENABLE_SPHINCS_CROSSCHECK) && defined(ENABLE_SHA2)
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# define HASH256_CTX SHA256_CTX
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# define hash256_init sha256_init
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# define hash256_update sha256_update
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# define hash256_finish sha256_finish
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# define HASH256_BLOCK_SIZE SHA256_BLOCK_SIZE
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# define HASH256_HMAC_CTX SHA256_HMAC_CTX
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# define hash256_hmac_init sha256_hmac_init
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# define hash256_hmac_update sha256_hmac_update
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# define hash256_hmac_finish sha256_hmac_finish
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#if 1 // SPHINCS+_128s
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# define SPHINCS_HYPERTREE_HEIGHT 63
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# define SPHINCS_HYPERTREE_LAYERS 7
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# define SPHINCS_FORS_TREE_HEIGHT 12
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# define SPHINCS_FORS_NUM_TREES 14
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#else
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# define HASH256_CTX SM3_CTX
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# define hash256_init sm3_init
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# define hash256_update sm3_update
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# define hash256_finish sm3_finish
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# define HASH256_BLOCK_SIZE SM3_BLOCK_SIZE
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# define HASH256_HMAC_CTX SM3_HMAC_CTX
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# define hash256_hmac_init sm3_hmac_init
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# define hash256_hmac_update sm3_hmac_update
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# define hash256_hmac_finish sm3_hmac_finish
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# define SPHINCS_HYPERTREE_HEIGHT 66
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# define SPHINCS_HYPERTREE_LAYERS 22
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# define SPHINCS_FORS_TREE_HEIGHT 6
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# define SPHINCS_FORS_NUM_TREES 33
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#endif
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#define SPHINCS_XMSS_HEIGHT (SPHINCS_HYPERTREE_HEIGHT/SPHINCS_HYPERTREE_LAYERS) // = 9
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#define SPHINCS_XMSS_NUM_NODES ((1 << (SPHINCS_XMSS_HEIGHT + 1)) - 1) // 1023
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#define SPHINCS_FORS_TREE_NUM_NODES ((1 << (SPHINCS_FORS_TREE_HEIGHT + 1)) - 1) // = 8191
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#define SPHINCS_TBS_FORS_SIZE ((SPHINCS_FORS_TREE_HEIGHT * SPHINCS_FORS_NUM_TREES + 7)/8) // = 21
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#define SPHINCS_TBS_TREE_ADDRESS_SIZE ((SPHINCS_HYPERTREE_HEIGHT - SPHINCS_XMSS_HEIGHT + 7)/8) // = 7
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#define SPHINCS_TBS_KEYPAIR_ADDRESS_SIZE ((SPHINCS_XMSS_HEIGHT + 7)/8) // = 2
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#define SPHINCS_TBS_SIZE (SPHINCS_TBS_FORS_SIZE + SPHINCS_TBS_TREE_ADDRESS_SIZE + SPHINCS_TBS_KEYPAIR_ADDRESS_SIZE) // = 30
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// sizeof(sphincs_hash128_t) == n, when sm3/sha256, n == 16
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#define SPHINCS_DIGEST_SIZE 16
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// only support w = 16, w_bits = 4
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#define SPHINCS_WOTS_W 16
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// for sphincs+_128s and 128f, digest_bits = 128, encoded into 32 4-bit base_w numbers
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// max checksum = (w - 1) * 32 = 15 * 32 = 480, need 9 bits, 3 4-bit base_w numbers
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// so the total wots+ chinas is 32 + 3 = 35
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#define SPHINCS_WOTS_NUM_CHAINS 35
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typedef uint8_t sphincs_hash128_t[16];
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typedef uint8_t sphincs_hash256_t[32];
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#if defined(ENABLE_SPHINCS_CROSSCHECK) && defined(ENABLE_SHA2) && !defined(SPHINCS_HASH256_CTX)
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# define SPHINCS_HASH256_CTX SHA256_CTX
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# define sphincs_hash256_init sha256_init
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# define sphincs_hash256_update sha256_update
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# define sphincs_hash256_finish sha256_finish
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# define SPHINCS_HASH256_BLOCK_SIZE SHA256_BLOCK_SIZE
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# define SPHINCS_HMAC256_CTX SHA256_HMAC_CTX
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# define sphincs_hmac256_init sha256_hmac_init
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# define sphincs_hmac256_update sha256_hmac_update
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# define sphincs_hmac256_finish sha256_hmac_finish
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#else
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# define SPHINCS_HASH256_CTX SM3_CTX
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# define sphincs_hash256_init sm3_init
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# define sphincs_hash256_update sm3_update
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# define sphincs_hash256_finish sm3_finish
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# define SPHINCS_HASH256_BLOCK_SIZE SM3_BLOCK_SIZE
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# define SPHINCS_HMAC256_CTX SM3_HMAC_CTX
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# define sphincs_hmac256_init sm3_hmac_init
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# define sphincs_hmac256_update sm3_hmac_update
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# define sphincs_hmac256_finish sm3_hmac_finish
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#endif
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// ADRS scheme
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enum {
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SPHINCS_ADRS_TYPE_WOTS_HASH = 0,
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@@ -74,14 +111,15 @@ typedef struct {
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uint32_t tree_address[3];
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uint32_t type; // = 1
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uint32_t keypair_address;
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uint32_t padding[2];
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uint32_t padding2;
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uint32_t padding3;
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} SPHINCS_ADRS_WOTS_PK;
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typedef struct {
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uint32_t layer_address;
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uint32_t tree_address[3];
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uint32_t type; // = 2
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uint32_t padding; // = 0
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uint32_t padding1;
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uint32_t tree_height;
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uint32_t tree_index;
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} SPHINCS_ADRS_TREE;
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@@ -100,7 +138,8 @@ typedef struct {
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uint32_t tree_address[3];
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uint32_t type; // = 4
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uint32_t keypair_address;
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uint32_t padding[2];
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uint32_t padding2;
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uint32_t padding3;
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} SPHINCS_ADRS_FORS_ROOTS;
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typedef struct {
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@@ -131,7 +170,9 @@ void sphincs_adrs_copy_chain_address(sphincs_adrs_t dst, const sphincs_adrs_t sr
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void sphincs_adrs_copy_hash_address(sphincs_adrs_t dst, const sphincs_adrs_t src);
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void sphincs_adrs_copy_tree_height(sphincs_adrs_t dst, const sphincs_adrs_t src);
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void sphincs_adrs_copy_tree_index(sphincs_adrs_t dst, const sphincs_adrs_t src);
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void sphincs_adrs_init_padding1(sphincs_adrs_t adrs);
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void sphincs_adrs_init_padding2(sphincs_adrs_t adrs);
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void sphincs_adrs_init_padding3(sphincs_adrs_t adrs);
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void sphincs_adrs_set_layer_address(sphincs_adrs_t adrs, const uint32_t address);
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void sphincs_adrs_set_tree_address(sphincs_adrs_t adrs, const uint64_t address);
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void sphincs_adrs_set_type(sphincs_adrs_t adrs, const uint32_t type);
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@@ -140,7 +181,6 @@ void sphincs_adrs_set_chain_address(sphincs_adrs_t adrs, const uint32_t address)
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void sphincs_adrs_set_hash_address(sphincs_adrs_t adrs, const uint32_t address);
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void sphincs_adrs_set_tree_height(sphincs_adrs_t adrs, uint32_t height);
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void sphincs_adrs_set_tree_index(sphincs_adrs_t adrs, uint32_t index);
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int sphincs_adrs_print(FILE *fp, int fmt, int ind, const char *label, const sphincs_adrs_t adrs);
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typedef struct {
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@@ -156,29 +196,11 @@ typedef uint8_t sphincs_adrsc_t[22];
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void sphincs_adrs_compress(const sphincs_adrs_t adrs, sphincs_adrsc_t adrsc);
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// TODO: remove this!
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typedef struct {
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char *name;
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size_t secret_size;
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size_t height;
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size_t layers;
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size_t fors_height;
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size_t fors_trees;
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int winternitz_w;
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int bitsec;
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int sec_level;
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size_t siglen;
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} SPHINCS_PARAMS;
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// sizeof(sphincs_hash128_t) == n, when sm3/sha256, n == 16
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typedef uint8_t sphincs_hash128_t[16];
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// WOTS+
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#define SPHINCS_WOTS_NUM_CHAINS 35
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typedef sphincs_hash128_t sphincs_wots_key_t[35];
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typedef sphincs_hash128_t sphincs_wots_sig_t[35];
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typedef sphincs_hash128_t sphincs_wots_key_t[SPHINCS_WOTS_NUM_CHAINS];
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typedef sphincs_hash128_t sphincs_wots_sig_t[SPHINCS_WOTS_NUM_CHAINS];
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int sphincs_wots_key_print(FILE *fp, int fmt, int ind, const char *label, const sphincs_wots_key_t key);
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int sphincs_wots_sig_print(FILE *fp, int fmt, int ind, const char *label, const sphincs_wots_sig_t sig);
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@@ -203,90 +225,12 @@ void sphincs_wots_pk_to_root(const sphincs_wots_key_t pk,
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sphincs_hash128_t root);
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#if 1 // SPHINCS+_128s
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# define SPHINCS_HYPERTREE_HEIGHT 63
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# define SPHINCS_HYPERTREE_LAYERS 7
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# define SPHINCS_FORS_HEIGHT 12
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# define SPHINCS_FORS_NUM_TREES 14
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# define SPHINCS_FORS_DIGEST_SIZE 21
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#else
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# define SPHINCS_HYPERTREE_HEIGHT 66
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# define SPHINCS_HYPERTREE_LAYERS 22
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# define SPHINCS_FORS_HEIGHT 6
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# define SPHINCS_FORS_NUM_TREES 33
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#endif
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#define SPHINCS_FORS_TREE_HEIGHT 12
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#define SPHINCS_FORS_TREE_NUM_NODES ((1 << (SPHINCS_FORS_TREE_HEIGHT + 1)) - 1)
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#define SPHINCS_FORS_NUM_NODES (SPHINCS_FORS_TREE_NUM_NODES * SPHINCS_FORS_NUM_TRESS + 1)
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// FORS (Forest Of Random Subsets)
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// fors_tree
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// fors_tree_height
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// fors_tree_root
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// fors_forest
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// fors_num_trees
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// fors_root
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#define SPHINCS_XMSS_HEIGHT (SPHINCS_HYPERTREE_HEIGHT/SPHINCS_HYPERTREE_LAYERS)
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#define SPHINCS_XMSS_NUM_NODES ((1 << (SPHINCS_XMSS_HEIGHT + 1)) - 1)
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/*
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SPHINCS+_128s/SM3
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H_msg(R, PK.seed, PK.root, M)
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= MGF1-SM3(R
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||PK.seed
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||SM3(R||PK.seed||PK.root||M),
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m),
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1. fors_index: 12 * 14 = 168 bits = 21 bytes
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2. tree_index: 63 - 63/7 = 54 bits = 7 bytes
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3. leaf_index: 9 bits = 2 bytes
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total: 30 bytes, 1 MGF1-SM3 output
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SPHINCS+_128f/SM3
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1. fors_index: 6 * 33 = 198 bits = 25 bytes
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2. tree_address: 66 - 66/22 = 63 bits = 8 bytes
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3. keypair_address (leaf_index): 3 bits = 1 byte
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total: 34 bytes, so need 2 MGF1-SM3 output
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*/
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#define SPHINCS_TBS_SIZE 30 // sphincs+_128s
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#define SPHINCS_TBS_FORS_SIZE 21
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#define SPHINCS_TBS_TREE_ADDRESS_SIZE 7
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#define SPHINCS_TBS_KEYPAIR_ADDRESS_SIZE 2
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// #define SPHINCS_TBS_SIZE 34 // sphincs+_128f
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// XMSS
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void sphincs_xmss_tree_hash(
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const sphincs_hash128_t left_child, const sphincs_hash128_t right_child,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs,
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hash256_t parent);
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sphincs_hash256_t parent);
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void sphincs_xmss_build_tree(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs,
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sphincs_hash128_t tree[SPHINCS_XMSS_NUM_NODES]);
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@@ -295,8 +239,7 @@ void sphincs_xmss_build_auth_path(const sphincs_hash128_t tree[SPHINCS_XMSS_NUM_
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void sphincs_xmss_build_root(const sphincs_hash128_t wots_root, uint32_t tree_index,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs,
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const sphincs_hash128_t auth_path[SPHINCS_XMSS_HEIGHT],
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hash256_t root);
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sphincs_hash256_t root);
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typedef struct {
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sphincs_wots_sig_t wots_sig;
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@@ -308,82 +251,80 @@ int sphincs_xmss_signature_print(FILE *fp, int fmt, int ind, const char *label,
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int sphincs_xmss_signature_to_bytes(const SPHINCS_XMSS_SIGNATURE *sig, uint8_t **out, size_t *outlen);
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int sphincs_xmss_signature_from_bytes(SPHINCS_XMSS_SIGNATURE *sig, const uint8_t **in, size_t *inlen);
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void sphincs_xmss_sign(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs, uint32_t keypair_address,
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const sphincs_hash128_t tbs_root, // to be signed xmss_root or fors_forest_root
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const sphincs_hash128_t tbs_root, // to be signed xmss_root or fors_root
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SPHINCS_XMSS_SIGNATURE *sig);
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void sphincs_xmss_sig_to_root(const SPHINCS_XMSS_SIGNATURE *sig,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs, uint32_t keypair_address,
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const sphincs_hash128_t tbs_root, // to be signed xmss_root or fors_forest_root
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const sphincs_hash128_t tbs_root, // to be signed xmss_root or fors_root
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sphincs_hash128_t xmss_root);
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// Hypertree
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void sphincs_hypertree_derive_root(const sphincs_hash128_t secret, const sphincs_hash128_t seed,
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sphincs_hash128_t root);
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void sphincs_hypertree_sign(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, uint64_t tree_address, uint32_t keypair_address,
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const sphincs_hash128_t tbs_fors_forest_root,
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const sphincs_hash128_t tbs_fors_root,
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SPHINCS_XMSS_SIGNATURE sig[SPHINCS_HYPERTREE_LAYERS]);
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int sphincs_hypertree_verify(const sphincs_hash128_t top_xmss_root,
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const sphincs_hash128_t seed, uint64_t tree_address, uint32_t keypair_address,
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const sphincs_hash128_t tbs_fors_forest_root,
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const sphincs_hash128_t tbs_fors_root,
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const SPHINCS_XMSS_SIGNATURE sig[SPHINCS_HYPERTREE_LAYERS]);
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typedef uint8_t sphincs_fors_digest_t[21];
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// FORS
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void sphincs_fors_derive_sk(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t in_adrs,
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uint32_t fors_index, sphincs_hash128_t sk);
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void sphincs_fors_build_tree(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t in_adrs, int tree_addr,
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sphincs_hash128_t tree[SPHINCS_FORS_TREE_NUM_NODES]);;
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void sphincs_fors_derive_root(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t in_adrs,
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sphincs_hash128_t root);
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sphincs_hash128_t fors_root);
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typedef struct {
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sphincs_hash128_t fors_sk[SPHINCS_FORS_NUM_TREES];
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sphincs_hash128_t auth_path[SPHINCS_FORS_NUM_TREES][SPHINCS_FORS_HEIGHT];
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sphincs_hash128_t auth_path[SPHINCS_FORS_NUM_TREES][SPHINCS_FORS_TREE_HEIGHT];
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} SPHINCS_FORS_SIGNATURE;
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void sphincs_fors_sign(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t in_adrs,
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const uint8_t dgst[21],
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SPHINCS_FORS_SIGNATURE *sig);
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void sphincs_fors_sig_to_root(const SPHINCS_FORS_SIGNATURE *sig,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs,
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const uint8_t dgst[21], sphincs_hash128_t root);
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#define SPHINCS_FORS_SIGNATURE_SIZE sizeof(SPHINCS_FORS_SIGNATURE)
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int sphincs_fors_signature_to_bytes(const SPHINCS_FORS_SIGNATURE *sig, uint8_t **out, size_t *outlen);
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int sphincs_fors_signature_from_bytes(SPHINCS_FORS_SIGNATURE *sig, const uint8_t **in, size_t *inlen);
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int sphincs_fors_signature_print_ex(FILE *fp, int fmt, int ind, const char *label, const SPHINCS_FORS_SIGNATURE *sig);
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int sphincs_fors_signature_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *sig, size_t siglen);
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void sphincs_fors_sign(const sphincs_hash128_t secret,
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const sphincs_hash128_t seed, const sphincs_adrs_t in_adrs,
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const uint8_t dgst[SPHINCS_TBS_FORS_SIZE],
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SPHINCS_FORS_SIGNATURE *sig);
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void sphincs_fors_sig_to_root(const SPHINCS_FORS_SIGNATURE *sig,
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const sphincs_hash128_t seed, const sphincs_adrs_t adrs,
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const uint8_t dgst[SPHINCS_TBS_FORS_SIZE], sphincs_hash128_t fors_root);
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// SPHINCS+
|
||||
|
||||
typedef struct {
|
||||
sphincs_hash128_t seed;
|
||||
sphincs_hash128_t root;
|
||||
} SPHINCS_PUBLIC_KEY;
|
||||
|
||||
#define SPHINCS_PUBLIC_KEY_SIZE sizeof(SPHINCS_PUBLIC_KEY)
|
||||
|
||||
typedef struct {
|
||||
SPHINCS_PUBLIC_KEY public_key;
|
||||
sphincs_hash128_t secret;
|
||||
sphincs_hash128_t sk_prf;
|
||||
} SPHINCS_KEY;
|
||||
|
||||
#define SPHINCS_PUBLIC_KEY_SIZE sizeof(SPHINCS_PUBLIC_KEY)
|
||||
#define SPHINCS_PRIVATE_KEY_SIZE sizeof(SPHINCS_KEY)
|
||||
|
||||
int sphincs_key_generate(SPHINCS_KEY *key);
|
||||
|
||||
int sphincs_public_key_to_bytes(const SPHINCS_KEY *key, uint8_t **out, size_t *outlen);
|
||||
int sphincs_public_key_from_bytes(SPHINCS_KEY *key, const uint8_t **in, size_t *inlen);
|
||||
int sphincs_public_key_print(FILE *fp, int fmt, int ind, const char *label, const SPHINCS_KEY *key);
|
||||
@@ -392,9 +333,6 @@ int sphincs_private_key_from_bytes(SPHINCS_KEY *key, const uint8_t **in, size_t
|
||||
int sphincs_private_key_print(FILE *fp, int fmt, int ind, const char *label, const SPHINCS_KEY *key);
|
||||
void sphincs_key_cleanup(SPHINCS_KEY *key);
|
||||
|
||||
|
||||
|
||||
|
||||
typedef struct {
|
||||
sphincs_hash128_t random;
|
||||
SPHINCS_FORS_SIGNATURE fors_sig;
|
||||
@@ -402,17 +340,15 @@ typedef struct {
|
||||
} SPHINCS_SIGNATURE;
|
||||
|
||||
#define SPHINCS_SIGNATURE_SIZE sizeof(SPHINCS_SIGNATURE)
|
||||
|
||||
int sphincs_signature_to_bytes(const SPHINCS_SIGNATURE *sig, uint8_t **out, size_t *outlen);
|
||||
int sphincs_signature_from_bytes(SPHINCS_SIGNATURE *sig, const uint8_t **in, size_t *inlen);
|
||||
int sphincs_signature_print_ex(FILE *fp, int fmt, int ind, const char *label, const SPHINCS_SIGNATURE *sig);
|
||||
int sphincs_signature_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *sig, size_t siglen);
|
||||
|
||||
|
||||
|
||||
|
||||
typedef struct {
|
||||
HASH256_HMAC_CTX hmac_ctx;
|
||||
HASH256_CTX hash_ctx;
|
||||
SPHINCS_HMAC256_CTX hmac_ctx;
|
||||
SPHINCS_HASH256_CTX hash_ctx;
|
||||
SPHINCS_SIGNATURE sig;
|
||||
int state; // after init 0, after prepare 1, after update 2
|
||||
size_t round1_msglen;
|
||||
@@ -430,18 +366,7 @@ int sphincs_verify_init_ex(SPHINCS_SIGN_CTX *ctx, const SPHINCS_KEY *key, const
|
||||
int sphincs_verify_init(SPHINCS_SIGN_CTX *ctx, const SPHINCS_KEY *key, const uint8_t *sig, size_t siglen);
|
||||
int sphincs_verify_update(SPHINCS_SIGN_CTX *ctx, const uint8_t *data, size_t datalen);
|
||||
int sphincs_verify_finish(SPHINCS_SIGN_CTX *ctx);
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
void sphincs_sign_ctx_cleanup(SPHINCS_SIGN_CTX *ctx);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
Reference in New Issue
Block a user