diff options
Diffstat (limited to 'lib/liboqs/src/sig/sphincs/pqclean_sphincs-sha256-256s-simple_clean/thash_sha256_simple.c')
-rw-r--r-- | lib/liboqs/src/sig/sphincs/pqclean_sphincs-sha256-256s-simple_clean/thash_sha256_simple.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/lib/liboqs/src/sig/sphincs/pqclean_sphincs-sha256-256s-simple_clean/thash_sha256_simple.c b/lib/liboqs/src/sig/sphincs/pqclean_sphincs-sha256-256s-simple_clean/thash_sha256_simple.c deleted file mode 100644 index 44023c41e..000000000 --- a/lib/liboqs/src/sig/sphincs/pqclean_sphincs-sha256-256s-simple_clean/thash_sha256_simple.c +++ /dev/null @@ -1,75 +0,0 @@ -#include <stdint.h> -#include <string.h> - -#include "address.h" -#include "params.h" -#include "thash.h" - -#include "sha2.h" -#include "sha256.h" - -/** - * Takes an array of inblocks concatenated arrays of PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N bytes. - */ -static void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash( - unsigned char *out, unsigned char *buf, - const unsigned char *in, unsigned int inblocks, - const unsigned char *pub_seed, uint32_t addr[8], - const sha256ctx *hash_state_seeded) { - - unsigned char outbuf[PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_OUTPUT_BYTES]; - sha256ctx sha2_state; - - (void)pub_seed; /* Suppress an 'unused parameter' warning. */ - - /* Retrieve precomputed state containing pub_seed */ - sha256_inc_ctx_clone(&sha2_state, hash_state_seeded); - - PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_compress_address(buf, addr); - memcpy(buf + PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES, in, inblocks * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N); - - sha256_inc_finalize(outbuf, &sha2_state, buf, PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N); - memcpy(out, outbuf, PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N); -} - -/* The wrappers below ensure that we use fixed-size buffers on the stack */ - -void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash_1( - unsigned char *out, const unsigned char *in, - const unsigned char *pub_seed, uint32_t addr[8], - const sha256ctx *hash_state_seeded) { - - unsigned char buf[PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES + 1 * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N]; - PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash( - out, buf, in, 1, pub_seed, addr, hash_state_seeded); -} - -void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash_2( - unsigned char *out, const unsigned char *in, - const unsigned char *pub_seed, uint32_t addr[8], - const sha256ctx *hash_state_seeded) { - - unsigned char buf[PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES + 2 * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N]; - PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash( - out, buf, in, 2, pub_seed, addr, hash_state_seeded); -} - -void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash_WOTS_LEN( - unsigned char *out, const unsigned char *in, - const unsigned char *pub_seed, uint32_t addr[8], - const sha256ctx *hash_state_seeded) { - - unsigned char buf[PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES + PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_WOTS_LEN * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N]; - PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash( - out, buf, in, PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_WOTS_LEN, pub_seed, addr, hash_state_seeded); -} - -void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash_FORS_TREES( - unsigned char *out, const unsigned char *in, - const unsigned char *pub_seed, uint32_t addr[8], - const sha256ctx *hash_state_seeded) { - - unsigned char buf[PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_SHA256_ADDR_BYTES + PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_FORS_TREES * PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_N]; - PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_thash( - out, buf, in, PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_FORS_TREES, pub_seed, addr, hash_state_seeded); -} |