static void fmt_rawsha1_init(struct fmt_main *self) {
char build_opts[64];
char *temp;
cl_ulong maxsize;
local_work_size = global_work_size = 0;
/* Reduced length can give a significant boost. */
if (options.force_maxlength && options.force_maxlength < PLAINTEXT_LENGTH) {
keybuf_size = MAX(options.force_maxlength, 8);
self->params.benchmark_comment = mem_alloc_tiny(20, MEM_ALIGN_NONE);
sprintf(self->params.benchmark_comment, " (max length %d)",
keybuf_size);
}
snprintf(build_opts, sizeof(build_opts),
"-DKEY_LENGTH=%d", keybuf_size);
opencl_init_opt("$JOHN/kernels/sha1_kernel.cl", ocl_gpu_id, build_opts);
// create kernel to execute
crypt_kernel = clCreateKernel(program[ocl_gpu_id], "sha1_crypt_kernel", &ret_code);
HANDLE_CLERROR(ret_code, "Error creating kernel. Double-check kernel name?");
/* Note: we ask for the kernels' max sizes, not the device's! */
HANDLE_CLERROR(clGetKernelWorkGroupInfo(crypt_kernel, devices[ocl_gpu_id], CL_KERNEL_WORK_GROUP_SIZE, sizeof(maxsize), &maxsize, NULL), "Query max workgroup size");
if ((temp = getenv("LWS"))) {
local_work_size = atoi(temp);
while (local_work_size > maxsize)
local_work_size >>= 1;
}
static void init(struct fmt_main *self)
{
cl_ulong maxsize;
size_t selected_gws;
opencl_init_opt("$JOHN/kernels/pwsafe_kernel.cl", ocl_gpu_id, NULL);
init_kernel = clCreateKernel(program[ocl_gpu_id], KERNEL_INIT_NAME, &ret_code);
HANDLE_CLERROR(ret_code, "Error while creating init kernel");
crypt_kernel = clCreateKernel(program[ocl_gpu_id], KERNEL_RUN_NAME, &ret_code);
HANDLE_CLERROR(ret_code, "Error while creating crypt kernel");
finish_kernel = clCreateKernel(program[ocl_gpu_id], KERNEL_FINISH_NAME, &ret_code);
HANDLE_CLERROR(ret_code, "Error while creating finish kernel");
local_work_size = cpu(device_info[ocl_gpu_id]) ? 1 : 64;
global_work_size = 0;
opencl_get_user_preferences(CONFIG_NAME);
//Initialize openCL tuning (library) for this format.
opencl_init_auto_setup(STEP, ROUNDS_DEFAULT/8, 8, split_events,
warn, &multi_profilingEvent[3], self, create_clobj, release_clobj,
sizeof(pwsafe_pass), 0);
self->methods.crypt_all = crypt_all_benchmark;
selected_gws = global_work_size;
/* Note: we ask for the kernels' max sizes, not the device's! */
maxsize = get_current_work_group_size(ocl_gpu_id, init_kernel);
maxsize = MIN(get_current_work_group_size(ocl_gpu_id, crypt_kernel),
maxsize);
maxsize = MIN(get_current_work_group_size(ocl_gpu_id, finish_kernel),
maxsize);
while (local_work_size > maxsize)
local_work_size >>= 1;
self->params.max_keys_per_crypt = (global_work_size ? global_work_size: MAX_KEYS_PER_CRYPT);
if (!local_work_size) {
create_clobj(self->params.max_keys_per_crypt, self);
find_best_lws(self, ocl_gpu_id);
release_clobj();
}
global_work_size = selected_gws;
if (global_work_size)
create_clobj(global_work_size, self);
else
//user chose to die of boredom
find_best_gws(self, ocl_gpu_id);
self->params.min_keys_per_crypt = local_work_size;
self->params.max_keys_per_crypt = global_work_size;
self->methods.crypt_all = crypt_all;
if (options.verbosity > 2)
fprintf(stderr, "Local worksize (LWS) %d, Global worksize (GWS) %d\n", (int)local_work_size, (int)global_work_size);
}
static void init(struct fmt_main *self)
{
cl_int cl_error;
char *temp;
char build_opts[64];
cl_ulong maxsize;
snprintf(build_opts, sizeof(build_opts),
"-DKEYLEN=%d -DSALTLEN=%d -DOUTLEN=%d",
PLAINTEXT_LENGTH,
(int)sizeof(currentsalt.salt),
(int)sizeof(outbuffer->v));
opencl_init_opt("$JOHN/kernels/pbkdf2_hmac_sha1_unsplit_kernel.cl",
ocl_gpu_id, build_opts);
if ((temp = getenv("LWS")))
local_work_size = atoi(temp);
else
local_work_size = cpu(device_info[ocl_gpu_id]) ? 1 : 64;
if ((temp = getenv("GWS")))
global_work_size = atoi(temp);
else
global_work_size = MAX_KEYS_PER_CRYPT;
crypt_kernel = clCreateKernel(program[ocl_gpu_id], "derive_key", &cl_error);
HANDLE_CLERROR(cl_error, "Error creating kernel");
/* Note: we ask for the kernels' max sizes, not the device's! */
HANDLE_CLERROR(clGetKernelWorkGroupInfo(crypt_kernel, devices[ocl_gpu_id], CL_KERNEL_WORK_GROUP_SIZE, sizeof(maxsize), &maxsize, NULL), "Query max workgroup size");
while (local_work_size > maxsize)
local_work_size >>= 1;
/// Allocate memory
inbuffer =
(zip_password *) mem_calloc(sizeof(zip_password) *
global_work_size);
outbuffer =
(zip_hash *) mem_alloc(sizeof(zip_hash) * global_work_size);
cracked = mem_calloc(sizeof(*cracked) * global_work_size);
/// Allocate memory
mem_in =
clCreateBuffer(context[ocl_gpu_id], CL_MEM_READ_ONLY, insize, NULL,
&cl_error);
HANDLE_CLERROR(cl_error, "Error allocating mem in");
mem_setting =
clCreateBuffer(context[ocl_gpu_id], CL_MEM_READ_ONLY, settingsize,
NULL, &cl_error);
HANDLE_CLERROR(cl_error, "Error allocating mem setting");
mem_out =
clCreateBuffer(context[ocl_gpu_id], CL_MEM_WRITE_ONLY, outsize, NULL,
&cl_error);
HANDLE_CLERROR(cl_error, "Error allocating mem out");
HANDLE_CLERROR(clSetKernelArg(crypt_kernel, 0, sizeof(mem_in),
&mem_in), "Error while setting mem_in kernel argument");
HANDLE_CLERROR(clSetKernelArg(crypt_kernel, 1, sizeof(mem_out),
&mem_out), "Error while setting mem_out kernel argument");
HANDLE_CLERROR(clSetKernelArg(crypt_kernel, 2, sizeof(mem_setting),
&mem_setting), "Error while setting mem_salt kernel argument");
self->params.max_keys_per_crypt = global_work_size;
if (!local_work_size)
opencl_find_best_workgroup(self);
self->params.min_keys_per_crypt = local_work_size;
if (options.verbosity > 2)
fprintf(stderr, "Local worksize (LWS) %d, Global worksize (GWS) %d\n", (int)local_work_size, (int)global_work_size);
}
size_t select_device(int jtrUniqDevNo, struct fmt_main *fmt) {
cl_int err;
const char *errMsg;
opencl_init_opt("$JOHN/kernels/pbkdf2_kernel.cl", jtrUniqDevNo, NULL);
globalObj[jtrUniqDevNo].krnl[0] = clCreateKernel(program[jtrUniqDevNo], "pbkdf2_preprocess", &err);
if (err) {
fprintf(stderr, "Create Kernel pbkdf2_preprocess FAILED\n");
return 0;
}
globalObj[jtrUniqDevNo].krnl[1] = clCreateKernel(program[jtrUniqDevNo], "pbkdf2_iter", &err);
if (err) {
fprintf(stderr, "Create Kernel pbkdf2_iter FAILED\n");
return 0;
}
globalObj[jtrUniqDevNo].krnl[2] = clCreateKernel(program[jtrUniqDevNo], "pbkdf2_postprocess", &err);
if (err) {
fprintf(stderr, "Create Kernel pbkdf2_postprocess FAILED\n");
return 0;
}
errMsg = "Create Buffer FAILED";
globalObj[jtrUniqDevNo].gpu_buffer.pass_gpu = clCreateBuffer(context[jtrUniqDevNo], CL_MEM_READ_ONLY, 4 * MAX_KEYS_PER_CRYPT * sizeof(cl_uint), NULL, &err);
if (globalObj[jtrUniqDevNo].gpu_buffer.pass_gpu == (cl_mem)0)
HANDLE_CLERROR(err,errMsg );
globalObj[jtrUniqDevNo].gpu_buffer.salt_gpu = clCreateBuffer(context[jtrUniqDevNo], CL_MEM_READ_ONLY, (MAX_SALT_LENGTH / 2 + 1) * sizeof(cl_uint), NULL, &err);
if (globalObj[jtrUniqDevNo].gpu_buffer.salt_gpu == (cl_mem)0)
HANDLE_CLERROR(err, errMsg);
globalObj[jtrUniqDevNo].gpu_buffer.hash_out_gpu = clCreateBuffer(context[jtrUniqDevNo], CL_MEM_WRITE_ONLY, 4 * MAX_KEYS_PER_CRYPT * sizeof(cl_uint), NULL, &err);
if (globalObj[jtrUniqDevNo].gpu_buffer.hash_out_gpu == (cl_mem)0)
HANDLE_CLERROR(err, errMsg);
globalObj[jtrUniqDevNo].gpu_buffer.temp_buf_gpu = clCreateBuffer(context[jtrUniqDevNo], CL_MEM_READ_WRITE, MAX_KEYS_PER_CRYPT * sizeof(temp_buf), NULL, &err);
if (globalObj[jtrUniqDevNo].gpu_buffer.temp_buf_gpu == (cl_mem)0)
HANDLE_CLERROR(err, errMsg);
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[0], 0, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.pass_gpu), "Set Kernel 0 Arg 0 :FAILED");
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[0], 1, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.salt_gpu), "Set Kernel 0 Arg 1 :FAILED");
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[0], 4, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.temp_buf_gpu), "Set Kernel 0 Arg 4 :FAILED");
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[1], 0, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.temp_buf_gpu), "Set Kernel 1 Arg 0 :FAILED");
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[2], 0, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.temp_buf_gpu), "Set Kernel 2 Arg 0 :FAILED");
HANDLE_CLERROR(clSetKernelArg(globalObj[jtrUniqDevNo].krnl[2], 1, sizeof(cl_mem), &globalObj[jtrUniqDevNo].gpu_buffer.hash_out_gpu), "Set Kernel 2 Arg 1 :FAILED");
if (((!global_work_size) || ((!local_work_size) && global_work_size)) || (active_dev_ctr != 0))
find_best_workgroup(jtrUniqDevNo);
else {
size_t maxsize, maxsize2;
maxsize = get_kernel_preferred_work_group_size(jtrUniqDevNo, globalObj[jtrUniqDevNo].krnl[0]);
maxsize2 = get_kernel_preferred_work_group_size(jtrUniqDevNo, globalObj[jtrUniqDevNo].krnl[1]);
if (maxsize2 > maxsize)
maxsize = maxsize2;
maxsize2 = get_kernel_preferred_work_group_size(jtrUniqDevNo, globalObj[jtrUniqDevNo].krnl[2]);
if (maxsize2 > maxsize)
maxsize = maxsize2;
while (local_work_size > maxsize)
local_work_size /= 2;
if (options.verbosity > 3)
fprintf(stderr, "Local worksize (LWS) forced to %zu\n", local_work_size);
globalObj[jtrUniqDevNo].lws = local_work_size;
}
if ((!global_work_size) || (active_dev_ctr != 0))
find_best_gws(jtrUniqDevNo, fmt);
else {
if (options.verbosity > 3)
fprintf(stderr, "Global worksize (GWS) forced to %zu\n", global_work_size);
fmt -> params.max_keys_per_crypt = global_work_size;
fmt -> params.min_keys_per_crypt = max_lws();
}
active_dev_ctr++;
return globalObj[jtrUniqDevNo].lws;
}
static void init(struct fmt_main *self)
{
char *temp;
cl_ulong maxsize, maxsize2;
char build_opts[64];
global_work_size = 0;
snprintf(build_opts, sizeof(build_opts),
"-DHASH_LOOPS=%u -DUNICODE_LENGTH=%u %s",
HASH_LOOPS,
UNICODE_LENGTH,
(options.flags & FLG_VECTORIZE) ? "-DVECTORIZE" :
(options.flags & FLG_SCALAR) ? "-DSCALAR" : "");
opencl_init_opt("$JOHN/office2007_kernel.cl", ocl_gpu_id, platform_id, build_opts);
// create kernel to execute
GenerateSHA1pwhash = clCreateKernel(program[ocl_gpu_id], "GenerateSHA1pwhash", &ret_code);
HANDLE_CLERROR(ret_code, "Error creating kernel. Double-check kernel name?");
crypt_kernel = clCreateKernel(program[ocl_gpu_id], "HashLoop", &ret_code);
HANDLE_CLERROR(ret_code, "Error creating kernel. Double-check kernel name?");
Generate2007key = clCreateKernel(program[ocl_gpu_id], "Generate2007key", &ret_code);
HANDLE_CLERROR(ret_code, "Error creating kernel. Double-check kernel name?");
if (options.flags & FLG_VECTORIZE) {
/* Run vectorized code */
VF = 4;
self->params.algorithm_name = "OpenCL 4x";
}
if ((temp = cfg_get_param(SECTION_OPTIONS, SUBSECTION_OPENCL, LWS_CONFIG)))
local_work_size = atoi(temp);
if ((temp = cfg_get_param(SECTION_OPTIONS, SUBSECTION_OPENCL, GWS_CONFIG)))
global_work_size = atoi(temp);
if ((temp = getenv("LWS")))
local_work_size = atoi(temp);
if ((temp = getenv("GWS")))
global_work_size = atoi(temp);
/* Note: we ask for the kernels' max sizes, not the device's! */
HANDLE_CLERROR(clGetKernelWorkGroupInfo(GenerateSHA1pwhash, devices[ocl_gpu_id], CL_KERNEL_WORK_GROUP_SIZE, sizeof(maxsize), &maxsize, NULL), "Query max work group size");
HANDLE_CLERROR(clGetKernelWorkGroupInfo(crypt_kernel, devices[ocl_gpu_id], CL_KERNEL_WORK_GROUP_SIZE, sizeof(maxsize2), &maxsize2, NULL), "Query max work group size");
if (maxsize2 < maxsize) maxsize = maxsize2;
HANDLE_CLERROR(clGetKernelWorkGroupInfo(Generate2007key, devices[ocl_gpu_id], CL_KERNEL_WORK_GROUP_SIZE, sizeof(maxsize2), &maxsize2, NULL), "Query max work group size");
if (maxsize2 < maxsize) maxsize = maxsize2;
#if 0
/* Our use of local memory sets a limit for LWS */
maxsize2 = get_local_memory_size(ocl_gpu_id) / (24 * VF);
while (maxsize > maxsize2)
maxsize >>= 1;
#endif
/* maxsize is the lowest figure from the three different kernels */
if (!local_work_size) {
if (getenv("LWS")) {
/* LWS was explicitly set to 0 */
int temp = global_work_size;
local_work_size = maxsize;
global_work_size = global_work_size ? global_work_size : 4 * maxsize;
create_clobj(global_work_size, self);
opencl_find_best_workgroup_limit(self, maxsize);
release_clobj();
global_work_size = temp;
} else {
if (cpu(device_info[ocl_gpu_id])) {
if (get_platform_vendor_id(platform_id) == DEV_INTEL)
local_work_size = MIN(maxsize, 8);
else
local_work_size = 1;
} else
local_work_size = MIN(maxsize, 64);
}
}
if (local_work_size > maxsize) {
fprintf(stderr, "LWS %d is too large for this GPU. Max allowed is %d, using that.\n", (int)local_work_size, (int)maxsize);
local_work_size = maxsize;
}
if (!global_work_size)
find_best_gws(getenv("GWS") == NULL ? 0 : 1, self);
if (global_work_size < local_work_size)
global_work_size = local_work_size;
fprintf(stderr, "Local worksize (LWS) %d, Global worksize (GWS) %d\n", (int)local_work_size, (int)global_work_size);
create_clobj(global_work_size, self);
atexit(release_clobj);
if (options.utf8)
self->params.plaintext_length = MIN(125, 3 * PLAINTEXT_LENGTH);
}
