mirror of
https://github.com/guanzhi/GmSSL.git
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Add SM4 GPU implementation
This commit is contained in:
Zhi Guan
55
include/gmssl/sm4_cl.h
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55
include/gmssl/sm4_cl.h
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@@ -0,0 +1,55 @@
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/*
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* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#ifndef GMSSL_SM4_CL_H
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#define GMSSL_SM4_CL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <gmssl/sm4.h>
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#ifdef APPLE
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#include <OpenCL/OpenCL.h>
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#else
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#include <CL/cl.h>
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#endif
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typedef struct {
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uint32_t rk[32];
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cl_context context;
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cl_command_queue queue;
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cl_program program;
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cl_kernel kernel;
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cl_mem mem_rk;
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cl_mem mem_io;
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size_t workgroup_size;
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} SM4_CL_CTX;
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int sm4_cl_set_encrypt_key(SM4_CL_CTX *ctx, const uint8_t key[16]);
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int sm4_cl_set_decrypt_key(SM4_CL_CTX *ctx, const uint8_t key[16]);
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int sm4_cl_encrypt(SM4_CL_CTX *ctx, const uint8_t *in, size_t nblocks, uint8_t *out);
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void sm4_cl_cleanup(SM4_CL_CTX *ctx);
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int test_sm4_cl_encrypt(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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365
src/sm4_cl.c
Normal file
365
src/sm4_cl.c
Normal file
@@ -0,0 +1,365 @@
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <gmssl/sm4.h>
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#define MACOS
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#ifdef MACOS
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#include <OpenCL/OpenCL.h>
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#else
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#include <CL/cl.h>
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#endif
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static char *clErrorString(cl_uint err)
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{
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switch (err) {
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case CL_SUCCESS: return "CL_SUCCESS!";
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case CL_DEVICE_NOT_FOUND: return "CL_DEVICE_NOT_FOUND";
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case CL_DEVICE_NOT_AVAILABLE: return "CL_DEVICE_NOT_AVAILABLE";
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case CL_COMPILER_NOT_AVAILABLE: return "CL_COMPILER_NOT_AVAILABLE";
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case CL_MEM_OBJECT_ALLOCATION_FAILURE: return "CL_MEM_OBJECT_ALLOCATION_FAILURE";
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case CL_OUT_OF_RESOURCES: return "CL_OUT_OF_RESOURCES";
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case CL_OUT_OF_HOST_MEMORY: return "CL_OUT_OF_HOST_MEMORY";
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case CL_PROFILING_INFO_NOT_AVAILABLE: return "CL_PROFILING_INFO_NOT_AVAILABLE";
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case CL_MEM_COPY_OVERLAP: return "CL_MEM_COPY_OVERLAP";
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case CL_IMAGE_FORMAT_MISMATCH: return "CL_IMAGE_FORMAT_MISMATCH";
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case CL_IMAGE_FORMAT_NOT_SUPPORTED: return "CL_IMAGE_FORMAT_NOT_SUPPORTED";
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case CL_BUILD_PROGRAM_FAILURE: return "CL_BUILD_PROGRAM_FAILURE";
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case CL_MAP_FAILURE: return "CL_MAP_FAILURE";
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case CL_INVALID_VALUE: return "CL_INVALID_VALUE";
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case CL_INVALID_DEVICE_TYPE: return "CL_INVALID_DEVICE_TYPE";
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case CL_INVALID_PLATFORM: return "CL_INVALID_PLATFORM";
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case CL_INVALID_DEVICE: return "CL_INVALID_DEVICE";
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case CL_INVALID_CONTEXT: return "CL_INVALID_CONTEXT";
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case CL_INVALID_QUEUE_PROPERTIES: return "CL_INVALID_QUEUE_PROPERTIES";
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case CL_INVALID_COMMAND_QUEUE: return "CL_INVALID_COMMAND_QUEUE";
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case CL_INVALID_HOST_PTR: return "CL_INVALID_HOST_PTR";
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case CL_INVALID_MEM_OBJECT: return "CL_INVALID_MEM_OBJECT";
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case CL_INVALID_IMAGE_FORMAT_DESCRIPTOR:return "CL_INVALID_IMAGE_FORMAT_DESCRIPTOR";
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case CL_INVALID_IMAGE_SIZE: return "CL_INVALID_IMAGE_SIZE";
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case CL_INVALID_SAMPLER: return "CL_INVALID_SAMPLER";
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case CL_INVALID_BINARY: return "CL_INVALID_BINARY";
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case CL_INVALID_BUILD_OPTIONS: return "CL_INVALID_BUILD_OPTIONS";
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case CL_INVALID_PROGRAM: return "CL_INVALID_PROGRAM";
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case CL_INVALID_PROGRAM_EXECUTABLE: return "CL_INVALID_PROGRAM_EXECUTABLE";
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case CL_INVALID_KERNEL_NAME: return "CL_INVALID_KERNEL_NAME";
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case CL_INVALID_KERNEL_DEFINITION: return "CL_INVALID_KERNEL_DEFINITION";
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case CL_INVALID_KERNEL: return "CL_INVALID_KERNEL";
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case CL_INVALID_ARG_INDEX: return "CL_INVALID_ARG_INDEX";
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case CL_INVALID_ARG_VALUE: return "CL_INVALID_ARG_VALUE";
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case CL_INVALID_ARG_SIZE: return "CL_INVALID_ARG_SIZE";
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case CL_INVALID_KERNEL_ARGS: return "CL_INVALID_KERNEL_ARGS";
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case CL_INVALID_WORK_DIMENSION: return "CL_INVALID_WORK_DIMENSION";
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case CL_INVALID_WORK_GROUP_SIZE: return "CL_INVALID_WORK_GROUP_SIZE";
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case CL_INVALID_WORK_ITEM_SIZE: return "CL_INVALID_WORK_ITEM_SIZE";
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case CL_INVALID_GLOBAL_OFFSET: return "CL_INVALID_GLOBAL_OFFSET";
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case CL_INVALID_EVENT_WAIT_LIST: return "CL_INVALID_EVENT_WAIT_LIST";
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case CL_INVALID_EVENT: return "CL_INVALID_EVENT";
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case CL_INVALID_OPERATION: return "CL_INVALID_OPERATION";
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case CL_INVALID_GL_OBJECT: return "CL_INVALID_GL_OBJECT";
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case CL_INVALID_BUFFER_SIZE: return "CL_INVALID_BUFFER_SIZE";
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case CL_INVALID_MIP_LEVEL: return "CL_INVALID_MIP_LEVEL";
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}
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return NULL;
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}
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static const char *sm4_cl_src;
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typedef struct {
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uint32_t rk[32];
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cl_context context;
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cl_command_queue queue;
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cl_program program;
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cl_kernel kernel;
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cl_mem mem_rk;
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cl_mem mem_io;
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size_t workgroup_size;
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} SM4_CL_CTX;
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#define cl_error_print(e) \
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do { fprintf(stderr, "%s: %d: %s()\n",__FILE__,__LINE__,clErrorString(e)); } while (0)
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void sm4_cl_cleanup(SM4_CL_CTX *ctx)
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{
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clReleaseContext(ctx->context);
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clReleaseCommandQueue(ctx->queue);
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clReleaseProgram(ctx->program);
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clReleaseKernel(ctx->kernel);
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}
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static int sm4_cl_set_key(SM4_CL_CTX *ctx, const uint8_t key[16], int enc)
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{
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cl_platform_id platform;
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cl_device_id device;
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cl_uint device_cnt;
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cl_int err;
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char sval[256];
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size_t slen;
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cl_command_queue_properties queue_prop = 0;
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const char *build_opts = NULL;
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memset(ctx, 0, sizeof(*ctx));
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if ((err = clGetPlatformIDs(1, &platform, NULL)) != CL_SUCCESS) {
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cl_error_print(err);
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return -1;
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}
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if ((err = clGetDeviceIDs(platform, CL_DEVICE_TYPE_GPU, 1, &device, &device_cnt)) != CL_SUCCESS) {
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cl_error_print(err);
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return -1;
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}
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if (!(ctx->context = clCreateContext(NULL, 1, &device, NULL, NULL, &err))) {
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cl_error_print(err);
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return -1;
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}
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if (!(ctx->queue = clCreateCommandQueue(ctx->context, device, queue_prop, &err))) {
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cl_error_print(err);
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goto end;
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}
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if (!(ctx->program = clCreateProgramWithSource(ctx->context, 1, (const char **)&sm4_cl_src, NULL, &err))) {
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cl_error_print(err);
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goto end;
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}
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if ((err = clBuildProgram(ctx->program, 1, &device, build_opts, NULL, NULL)) != CL_SUCCESS) {
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char *log = NULL;
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size_t loglen;
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cl_error_print(err);
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if ((err = clGetProgramBuildInfo(ctx->program, device, CL_PROGRAM_BUILD_LOG, sizeof(log), NULL, &loglen)) != CL_SUCCESS) {
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cl_error_print(err);
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goto end;
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}
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if (!(log = (char *)malloc(loglen))) {
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goto end;
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}
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if ((err = clGetProgramBuildInfo(ctx->program, device, CL_PROGRAM_BUILD_LOG, sizeof(log), NULL, &loglen)) != CL_SUCCESS) {
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cl_error_print(err);
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free(log);
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goto end;
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}
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fprintf(stderr, "%s %d: %s\n", __FILE__, __LINE__, log);
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free(log);
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goto end;
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}
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if (!(ctx->kernel = clCreateKernel(ctx->program, "sm4_encrypt", &err))) {
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cl_error_print(err);
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goto end;
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}
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if ((err = clGetKernelWorkGroupInfo(ctx->kernel, device, CL_KERNEL_WORK_GROUP_SIZE,
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sizeof(ctx->workgroup_size), &ctx->workgroup_size, NULL)) != CL_SUCCESS) {
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cl_error_print(err);
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goto end;
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}
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if (enc) {
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sm4_set_encrypt_key((SM4_KEY *)ctx->rk, key);
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} else {
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sm4_set_decrypt_key((SM4_KEY *)ctx->rk, key);
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}
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if (!(ctx->mem_rk = clCreateBuffer(ctx->context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(SM4_KEY), ctx->rk, &err))) {
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cl_error_print(err);
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goto end;
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}
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if ((err = clSetKernelArg(ctx->kernel, 0, sizeof(cl_mem), &ctx->mem_rk)) != CL_SUCCESS) {
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cl_error_print(err);
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goto end;
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}
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return 1;
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end:
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return -1;
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}
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int sm4_cl_set_encrypt_key(SM4_CL_CTX *ctx, const uint8_t key[16])
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{
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return sm4_cl_set_key(ctx, key, 1);
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}
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int sm4_cl_set_decrypt_key(SM4_CL_CTX *ctx, const uint8_t key[16])
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{
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return sm4_cl_set_key(ctx, key, 0);
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}
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int sm4_cl_encrypt(SM4_CL_CTX *ctx, const uint8_t *in, size_t nblocks, uint8_t *out)
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{
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int ret = -1;
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cl_mem mem;
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cl_int err;
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size_t len = 16 * nblocks;
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cl_uint dim = 1;
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void *p;
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if (out != in)
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memcpy(out, in, len);
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if (!(mem = clCreateBuffer(ctx->context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, len, out, &err))) {
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cl_error_print(err);
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return -1;
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}
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if ((err = clSetKernelArg(ctx->kernel, 1, sizeof(cl_mem), &mem)) != CL_SUCCESS) {
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cl_error_print(err);
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goto end;
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}
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if ((err = clEnqueueNDRangeKernel(ctx->queue, ctx->kernel, dim, NULL, &nblocks, &ctx->workgroup_size, 0, NULL, NULL)) != CL_SUCCESS) {
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cl_error_print(err);
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goto end;
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}
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if (!(p = clEnqueueMapBuffer(ctx->queue, mem, CL_TRUE, 0, 0, len, 0, NULL, NULL, &err))) {
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cl_error_print(err);
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goto end;
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}
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if (p != out) {
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fprintf(stderr, "%s %d: shit\n", __FILE__, __LINE__);
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goto end;
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}
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ret = 1;
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end:
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clReleaseMemObject(mem);
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return ret;
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}
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int test_sm4_cl_encrypt(void)
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{
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const uint8_t key[16] = {
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0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
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};
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const uint8_t plaintext[16] = {
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0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
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};
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const uint8_t ciphertext[16] = {
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0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
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0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46,
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};
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int ret = -1;
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SM4_CL_CTX ctx;
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size_t nblocks = 1024;
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uint8_t *buf = NULL;
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size_t i;
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if (!(buf = (uint8_t *)malloc(16 * nblocks))) {
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error_print();
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return -1;
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}
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for (i = 0; i < nblocks; i++) {
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memcpy(buf + 16 * i, plaintext, 16);
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}
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if (sm4_cl_set_encrypt_key(&ctx, key) != 1) {
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error_print();
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goto end;
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}
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if (sm4_cl_encrypt(&ctx, buf, nblocks, buf) != 1) {
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error_print();
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goto end;
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}
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for (i = 0; i < nblocks; i++) {
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if (memcmp(buf + 16 * i, ciphertext, 16) != 0) {
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error_print();
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goto end;
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}
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}
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ret = 1;
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end:
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if (buf) free(buf);
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sm4_cl_cleanup(&ctx);
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return ret;
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}
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|
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|
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#define KERNEL(...) #__VA_ARGS__
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const char *sm4_cl_src = KERNEL(
|
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__constant unsigned char SBOX[256] = {
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0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7, 0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
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0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3, 0xaa, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99,
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0x9c, 0x42, 0x50, 0xf4, 0x91, 0xef, 0x98, 0x7a, 0x33, 0x54, 0x0b, 0x43, 0xed, 0xcf, 0xac, 0x62,
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0xe4, 0xb3, 0x1c, 0xa9, 0xc9, 0x08, 0xe8, 0x95, 0x80, 0xdf, 0x94, 0xfa, 0x75, 0x8f, 0x3f, 0xa6,
|
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0x47, 0x07, 0xa7, 0xfc, 0xf3, 0x73, 0x17, 0xba, 0x83, 0x59, 0x3c, 0x19, 0xe6, 0x85, 0x4f, 0xa8,
|
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0x68, 0x6b, 0x81, 0xb2, 0x71, 0x64, 0xda, 0x8b, 0xf8, 0xeb, 0x0f, 0x4b, 0x70, 0x56, 0x9d, 0x35,
|
||||
0x1e, 0x24, 0x0e, 0x5e, 0x63, 0x58, 0xd1, 0xa2, 0x25, 0x22, 0x7c, 0x3b, 0x01, 0x21, 0x78, 0x87,
|
||||
0xd4, 0x00, 0x46, 0x57, 0x9f, 0xd3, 0x27, 0x52, 0x4c, 0x36, 0x02, 0xe7, 0xa0, 0xc4, 0xc8, 0x9e,
|
||||
0xea, 0xbf, 0x8a, 0xd2, 0x40, 0xc7, 0x38, 0xb5, 0xa3, 0xf7, 0xf2, 0xce, 0xf9, 0x61, 0x15, 0xa1,
|
||||
0xe0, 0xae, 0x5d, 0xa4, 0x9b, 0x34, 0x1a, 0x55, 0xad, 0x93, 0x32, 0x30, 0xf5, 0x8c, 0xb1, 0xe3,
|
||||
0x1d, 0xf6, 0xe2, 0x2e, 0x82, 0x66, 0xca, 0x60, 0xc0, 0x29, 0x23, 0xab, 0x0d, 0x53, 0x4e, 0x6f,
|
||||
0xd5, 0xdb, 0x37, 0x45, 0xde, 0xfd, 0x8e, 0x2f, 0x03, 0xff, 0x6a, 0x72, 0x6d, 0x6c, 0x5b, 0x51,
|
||||
0x8d, 0x1b, 0xaf, 0x92, 0xbb, 0xdd, 0xbc, 0x7f, 0x11, 0xd9, 0x5c, 0x41, 0x1f, 0x10, 0x5a, 0xd8,
|
||||
0x0a, 0xc1, 0x31, 0x88, 0xa5, 0xcd, 0x7b, 0xbd, 0x2d, 0x74, 0xd0, 0x12, 0xb8, 0xe5, 0xb4, 0xb0,
|
||||
0x89, 0x69, 0x97, 0x4a, 0x0c, 0x96, 0x77, 0x7e, 0x65, 0xb9, 0xf1, 0x09, 0xc5, 0x6e, 0xc6, 0x84,
|
||||
0x18, 0xf0, 0x7d, 0xec, 0x3a, 0xdc, 0x4d, 0x20, 0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48,
|
||||
};
|
||||
|
||||
|
||||
__kernel void sm4_encrypt(__global const unsigned int *rkey, __global unsigned char *data)
|
||||
{
|
||||
__local unsigned char S[256];
|
||||
__local unsigned int rk[32];
|
||||
|
||||
unsigned int x0, x1, x2, x3, x4, i, t;
|
||||
uint global_id = get_global_id(0);
|
||||
__global unsigned char *p = data + 16 * global_id;
|
||||
__global unsigned int *in = (__global unsigned int *)p;
|
||||
__global unsigned int *out = (__global unsigned int *)p;
|
||||
|
||||
if (get_local_id(0) == 0) {
|
||||
for (i = 0; i < 256; i++) {
|
||||
S[i] = SBOX[i];
|
||||
}
|
||||
for (i = 0; i < 32; i++) {
|
||||
rk[i] = rkey[i];
|
||||
}
|
||||
}
|
||||
|
||||
x0 = (in[0] >> 24) | ((in[0] >> 8) & 0xff00) | ((in[0] << 8) & 0xff0000) | (in[0] << 24);
|
||||
x1 = (in[1] >> 24) | ((in[1] >> 8) & 0xff00) | ((in[1] << 8) & 0xff0000) | (in[1] << 24);
|
||||
x2 = (in[2] >> 24) | ((in[2] >> 8) & 0xff00) | ((in[2] << 8) & 0xff0000) | (in[2] << 24);
|
||||
x3 = (in[3] >> 24) | ((in[3] >> 8) & 0xff00) | ((in[3] << 8) & 0xff0000) | (in[3] << 24);
|
||||
|
||||
for (i = 0; i < 31; i++) {
|
||||
x4 = x1 ^ x2 ^ x3 ^ rk[i];
|
||||
x4 = (S[x4 >> 24] << 24) ^ (S[(x4 >> 16) & 0xff] << 16) ^ (S[(x4 >> 8) & 0xff] << 8) ^ S[x4 & 0xff];
|
||||
|
||||
x4 = x0 ^ (x4 ^
|
||||
((x4 << 2) | (x4 >> (32 - 2))) ^
|
||||
((x4 << 10) | (x4 >> (32 - 10))) ^
|
||||
((x4 << 18) | (x4 >> (32 - 18))) ^
|
||||
((x4 << 24) | (x4 >> (32 - 24))));
|
||||
|
||||
t = x0;
|
||||
x0 = x1;
|
||||
x1 = x2;
|
||||
x2 = x3;
|
||||
x3 = x4;
|
||||
x4 = t;
|
||||
}
|
||||
x4 = x1 ^ x2 ^ x3 ^ rk[i];
|
||||
x4 = (S[x4 >> 24] << 24) ^ (S[(x4 >> 16) & 0xff] << 16) ^ (S[(x4 >> 8) & 0xff] << 8) ^ S[x4 & 0xff];
|
||||
|
||||
x4 = x0 ^ (x4 ^
|
||||
((x4 << 2) | (x4 >> (32 - 2))) ^
|
||||
((x4 << 10) | (x4 >> (32 - 10))) ^
|
||||
((x4 << 18) | (x4 >> (32 - 18))) ^
|
||||
((x4 << 24) | (x4 >> (32 - 24))));
|
||||
|
||||
out[0] = (x4 >> 24) | ((x4 >> 8) & 0xff00) | ((x4 << 8) & 0xff0000) | (x4 << 24);
|
||||
out[1] = (x3 >> 24) | ((x3 >> 8) & 0xff00) | ((x3 << 8) & 0xff0000) | (x3 << 24);
|
||||
out[2] = (x2 >> 24) | ((x2 >> 8) & 0xff00) | ((x2 << 8) & 0xff0000) | (x2 << 24);
|
||||
out[3] = (x1 >> 24) | ((x1 >> 8) & 0xff00) | ((x1 << 8) & 0xff0000) | (x1 << 24);
|
||||
}
|
||||
|
||||
);
|
||||
|
||||
Reference in New Issue
Block a user