diff options
Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_stream/aes128ctr/portable/afternm_aes128ctr.c')
-rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_stream/aes128ctr/portable/afternm_aes128ctr.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_stream/aes128ctr/portable/afternm_aes128ctr.c b/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_stream/aes128ctr/portable/afternm_aes128ctr.c deleted file mode 100644 index a5a9a7a9..00000000 --- a/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_stream/aes128ctr/portable/afternm_aes128ctr.c +++ /dev/null @@ -1,159 +0,0 @@ -/* Author: Peter Schwabe, ported from an assembly implementation by Emilia Käsper - * Date: 2009-03-19 - * Public domain */ - -#include "api.h" -#include "int128.h" -#include "common.h" -#include "consts.h" - -int crypto_stream_afternm(unsigned char *out, unsigned long long len, const unsigned char *nonce, const unsigned char *c) -{ - - int128 xmm0; - int128 xmm1; - int128 xmm2; - int128 xmm3; - int128 xmm4; - int128 xmm5; - int128 xmm6; - int128 xmm7; - - int128 xmm8; - int128 xmm9; - int128 xmm10; - int128 xmm11; - int128 xmm12; - int128 xmm13; - int128 xmm14; - int128 xmm15; - - int128 nonce_stack; - unsigned long long lensav; - unsigned char bl[128]; - unsigned char *blp; - unsigned char *np; - unsigned char b; - - uint32 tmp; - - /* Copy nonce on the stack */ - copy2(&nonce_stack, (const int128 *) (nonce + 0)); - np = (unsigned char *)&nonce_stack; - - enc_block: - - xmm0 = *(int128 *) (np + 0); - copy2(&xmm1, &xmm0); - shufb(&xmm1, SWAP32); - copy2(&xmm2, &xmm1); - copy2(&xmm3, &xmm1); - copy2(&xmm4, &xmm1); - copy2(&xmm5, &xmm1); - copy2(&xmm6, &xmm1); - copy2(&xmm7, &xmm1); - - add_uint32_big(&xmm1, 1); - add_uint32_big(&xmm2, 2); - add_uint32_big(&xmm3, 3); - add_uint32_big(&xmm4, 4); - add_uint32_big(&xmm5, 5); - add_uint32_big(&xmm6, 6); - add_uint32_big(&xmm7, 7); - - shufb(&xmm0, M0); - shufb(&xmm1, M0SWAP); - shufb(&xmm2, M0SWAP); - shufb(&xmm3, M0SWAP); - shufb(&xmm4, M0SWAP); - shufb(&xmm5, M0SWAP); - shufb(&xmm6, M0SWAP); - shufb(&xmm7, M0SWAP); - - bitslice(xmm7, xmm6, xmm5, xmm4, xmm3, xmm2, xmm1, xmm0, xmm8) - - aesround( 1, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15,c) - aesround( 2, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7,c) - aesround( 3, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15,c) - aesround( 4, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7,c) - aesround( 5, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15,c) - aesround( 6, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7,c) - aesround( 7, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15,c) - aesround( 8, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7,c) - aesround( 9, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15,c) - lastround(xmm8, xmm9, xmm10, xmm11, xmm12, xmm13, xmm14, xmm15, xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7,c) - - bitslice(xmm13, xmm10, xmm15, xmm11, xmm14, xmm12, xmm9, xmm8, xmm0) - - if(len < 128) goto partial; - if(len == 128) goto full; - - tmp = load32_bigendian(np + 12); - tmp += 8; - store32_bigendian(np + 12, tmp); - - *(int128 *) (out + 0) = xmm8; - *(int128 *) (out + 16) = xmm9; - *(int128 *) (out + 32) = xmm12; - *(int128 *) (out + 48) = xmm14; - *(int128 *) (out + 64) = xmm11; - *(int128 *) (out + 80) = xmm15; - *(int128 *) (out + 96) = xmm10; - *(int128 *) (out + 112) = xmm13; - - len -= 128; - out += 128; - - goto enc_block; - - partial: - - lensav = len; - len >>= 4; - - tmp = load32_bigendian(np + 12); - tmp += len; - store32_bigendian(np + 12, tmp); - - blp = bl; - *(int128 *)(blp + 0) = xmm8; - *(int128 *)(blp + 16) = xmm9; - *(int128 *)(blp + 32) = xmm12; - *(int128 *)(blp + 48) = xmm14; - *(int128 *)(blp + 64) = xmm11; - *(int128 *)(blp + 80) = xmm15; - *(int128 *)(blp + 96) = xmm10; - *(int128 *)(blp + 112) = xmm13; - - bytes: - - if(lensav == 0) goto end; - - b = blp[0]; /* clang false positive */ - *(unsigned char *)(out + 0) = b; - - blp += 1; - out +=1; - lensav -= 1; - - goto bytes; - - full: - - tmp = load32_bigendian(np + 12); - tmp += 8; - store32_bigendian(np + 12, tmp); - - *(int128 *) (out + 0) = xmm8; - *(int128 *) (out + 16) = xmm9; - *(int128 *) (out + 32) = xmm12; - *(int128 *) (out + 48) = xmm14; - *(int128 *) (out + 64) = xmm11; - *(int128 *) (out + 80) = xmm15; - *(int128 *) (out + 96) = xmm10; - *(int128 *) (out + 112) = xmm13; - - end: - return 0; - -} |