#include "ggml.h"
#include "ggml-backend.h"
#include "../ggml/src/ggml-impl.h"
#include "gguf.h"
#include <algorithm>
#include <array>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <random>
#include <string>
#include <vector>
constexpr int offset_has_kv = 1000;
constexpr int offset_has_tensors = 2000;
constexpr int offset_has_data = 3000;
enum handcrafted_file_type {
HANDCRAFTED_HEADER_BAD_MAGIC = 10,
HANDCRAFTED_HEADER_BAD_VERSION_0 = 15,
HANDCRAFTED_HEADER_BAD_VERSION_1 = 20,
HANDCRAFTED_HEADER_BAD_VERSION_FUTURE = 30,
HANDCRAFTED_HEADER_BAD_N_TENSORS = 40,
HANDCRAFTED_HEADER_BAD_N_KV = 50,
HANDCRAFTED_HEADER_EMPTY = 800,
HANDCRAFTED_KV_BAD_KEY_SIZE = 10 + offset_has_kv,
HANDCRAFTED_KV_EMPTY_KEY = 15 + offset_has_kv,
HANDCRAFTED_KV_BAD_TYPE = 20 + offset_has_kv,
// HANDCRAFTED_KV_BAD_VALUE_SIZE = 30 + offset_has_kv, // removed because it can result in allocations > 1 TB (default sanitizer limit)
HANDCRAFTED_KV_DUPLICATE_KEY = 40 + offset_has_kv,
HANDCRAFTED_KV_BAD_ALIGN = 50 + offset_has_kv,
HANDCRAFTED_KV_WRONG_TYPE_ALIGN = 55 + offset_has_kv,
HANDCRAFTED_KV_SUCCESS = 800 + offset_has_kv,
HANDCRAFTED_TENSORS_BAD_NAME_SIZE = 10 + offset_has_tensors,
HANDCRAFTED_TENSORS_BAD_N_DIMS = 20 + offset_has_tensors,
HANDCRAFTED_TENSORS_BAD_SHAPE = 30 + offset_has_tensors,
HANDCRAFTED_TENSORS_ZERO_DIM = 35 + offset_has_tensors,
HANDCRAFTED_TENSORS_NE_TOO_BIG = 40 + offset_has_tensors,
HANDCRAFTED_TENSORS_NBYTES_TOO_BIG = 45 + offset_has_tensors,
HANDCRAFTED_TENSORS_BAD_TYPE = 50 + offset_has_tensors,
HANDCRAFTED_TENSORS_BAD_OFFSET = 60 + offset_has_tensors,
HANDCRAFTED_TENSORS_DUPLICATE_NAME = 70 + offset_has_tensors,
HANDCRAFTED_TENSORS_BAD_ALIGN = 75 + offset_has_tensors,
HANDCRAFTED_TENSORS_INCONSISTENT_ALIGN = 80 + offset_has_tensors,
HANDCRAFTED_TENSORS_SUCCESS = 800 + offset_has_tensors,
HANDCRAFTED_TENSORS_CUSTOM_ALIGN = 810 + offset_has_tensors,
HANDCRAFTED_DATA_NOT_ENOUGH_DATA = 10 + offset_has_data,
HANDCRAFTED_DATA_BAD_ALIGN = 15 + offset_has_data,
HANDCRAFTED_DATA_INCONSISTENT_ALIGN = 20 + offset_has_data,
HANDCRAFTED_DATA_MEM_SIZE_OVERFLOW = 30 + offset_has_data,
HANDCRAFTED_DATA_SUCCESS = 800 + offset_has_data,
HANDCRAFTED_DATA_CUSTOM_ALIGN = 810 + offset_has_data,
};
static std::string handcrafted_file_type_name(const enum handcrafted_file_type hft) {
switch (hft) {
case HANDCRAFTED_HEADER_BAD_MAGIC: return "HEADER_BAD_MAGIC";
case HANDCRAFTED_HEADER_BAD_VERSION_0: return "HEADER_BAD_VERSION_0";
case HANDCRAFTED_HEADER_BAD_VERSION_1: return "HEADER_BAD_VERSION_1";
case HANDCRAFTED_HEADER_BAD_VERSION_FUTURE: return "HEADER_BAD_VERSION_FUTURE";
case HANDCRAFTED_HEADER_BAD_N_KV: return "HEADER_BAD_N_KV";
case HANDCRAFTED_HEADER_BAD_N_TENSORS: return "HEADER_BAD_N_TENSORS";
case HANDCRAFTED_HEADER_EMPTY: return "HEADER_EMPTY";
case HANDCRAFTED_KV_BAD_KEY_SIZE: return "KV_BAD_KEY_SIZE";
case HANDCRAFTED_KV_EMPTY_KEY: return "KV_EMPTY_KEY";
case HANDCRAFTED_KV_BAD_TYPE: return "KV_BAD_TYPE";
case HANDCRAFTED_KV_DUPLICATE_KEY: return "KV_DUPLICATE_KEY";
case HANDCRAFTED_KV_BAD_ALIGN: return "KV_BAD_ALIGN";
case HANDCRAFTED_KV_WRONG_TYPE_ALIGN: return "KV_WRONG_TYPE_ALIGN";
case HANDCRAFTED_KV_SUCCESS: return "KV_RANDOM_KV";
case HANDCRAFTED_TENSORS_BAD_NAME_SIZE: return "TENSORS_BAD_NAME_SIZE";
case HANDCRAFTED_TENSORS_BAD_N_DIMS: return "TENSORS_BAD_N_DIMS";
case HANDCRAFTED_TENSORS_BAD_SHAPE: return "TENSORS_BAD_SHAPE";
case HANDCRAFTED_TENSORS_ZERO_DIM: return "TENSORS_ZERO_DIM";
case HANDCRAFTED_TENSORS_NE_TOO_BIG: return "TENSORS_NE_TOO_BIG";
case HANDCRAFTED_TENSORS_NBYTES_TOO_BIG: return "TENSORS_NBYTES_TOO_BIG";
case HANDCRAFTED_TENSORS_BAD_TYPE: return "TENSORS_BAD_TYPE";
case HANDCRAFTED_TENSORS_BAD_OFFSET: return "TENSORS_BAD_OFFSET";
case HANDCRAFTED_TENSORS_DUPLICATE_NAME: return "TENSORS_DUPLICATE_NAME";
case HANDCRAFTED_TENSORS_BAD_ALIGN: return "TENSORS_BAD_ALIGN";
case HANDCRAFTED_TENSORS_INCONSISTENT_ALIGN: return "TENSORS_INCONSISTENT_ALIGN";
case HANDCRAFTED_TENSORS_SUCCESS: return "TENSORS_SUCCESS";
case HANDCRAFTED_TENSORS_CUSTOM_ALIGN: return "TENSORS_CUSTOM_ALIGN";
case HANDCRAFTED_DATA_NOT_ENOUGH_DATA: return "DATA_NOT_ENOUGH_DATA";
case HANDCRAFTED_DATA_BAD_ALIGN: return "DATA_BAD_ALIGN";
case HANDCRAFTED_DATA_INCONSISTENT_ALIGN: return "DATA_INCONSISTENT_ALIGN";
case HANDCRAFTED_DATA_MEM_SIZE_OVERFLOW: return "DATA_MEM_SIZE_OVERFLOW";
case HANDCRAFTED_DATA_SUCCESS: return "DATA_SUCCESS";
case HANDCRAFTED_DATA_CUSTOM_ALIGN: return "DATA_CUSTOM_ALIGN";
}
GGML_ABORT("fatal error");
}
static bool expect_context_not_null(const enum handcrafted_file_type hft) {
if (hft == HANDCRAFTED_TENSORS_ZERO_DIM) {
return true;
}
if (hft < offset_has_kv) {
return hft >= HANDCRAFTED_HEADER_EMPTY;
}
if (hft < offset_has_tensors) {
return hft >= HANDCRAFTED_KV_SUCCESS;
}
if (hft < offset_has_data) {
return hft >= HANDCRAFTED_TENSORS_SUCCESS;
}
return hft >= HANDCRAFTED_DATA_SUCCESS;
}
typedef std::pair<enum ggml_type, std::array<int64_t, GGML_MAX_DIMS>> tensor_config_t;
static std::vector<tensor_config_t> get_tensor_configs(std::mt19937 & rng) {
std::vector<tensor_config_t> tensor_configs;
tensor_configs.reserve(100);
for (int i = 0; i < 100; ++i) {
const enum ggml_type type = ggml_type(rng() % GGML_TYPE_COUNT);
if (ggml_type_size(type) == 0) {
continue;
}
std::array<int64_t, GGML_MAX_DIMS> shape = {1, 1, 1, 1};
shape[0] = (1 + rng() % 10) * ggml_blck_size(type);
const int n_dims = 1 + rng() % GGML_MAX_DIMS;
for (int i = 1; i < n_dims; ++i) {
shape[i] = 1 + rng() % 10;
}
tensor_configs.push_back(std::make_pair(type, shape));
}
return tensor_configs;
}
static std::vector<std::pair<enum gguf_type, enum gguf_type>> get_kv_types(std::mt19937 rng) {
std::vector<std::pair<enum gguf_type, enum gguf_type>> kv_types;
kv_types.reserve(100);
for (int i = 0; i < 100; ++i) {
const gguf_type type = gguf_type(rng() % GGUF_TYPE_COUNT);
if (type == GGUF_TYPE_ARRAY) {
const gguf_type type_arr = gguf_type(rng() % GGUF_TYPE_COUNT);
if (type_arr == GGUF_TYPE_ARRAY) {
continue;
}
kv_types.push_back(std::make_pair(type, type_arr));
continue;
}
kv_types.push_back(std::make_pair(type, gguf_type(-1)));
}
std::shuffle(kv_types.begin(), kv_types.end(), rng);
return kv_types;
}
template <typename T>
static void helper_write(FILE * file, const T & val) {
GGML_ASSERT(fwrite(&val, 1, sizeof(val), file) == sizeof(val));
}
static void helper_write(FILE * file, const void * data, const size_t nbytes) {
GGML_ASSERT(fwrite(data, 1, nbytes, file) == nbytes);
}
static std::vector<uint8_t> read_file_to_buffer(FILE * file) {
GGML_ASSERT(file != nullptr);
GGML_ASSERT(fseek(file, 0, SEEK_END) == 0);
const long size = ftell(file);
GGML_ASSERT(size >= 0);
rewind(file);
std::vector<uint8_t> data(static_cast<size_t>(size));
GGML_ASSERT(fread(data.data(), 1, data.size(), file) == data.size());
rewind(file);
return data;
}
struct callback_reader_data {
const uint8_t * data;
size_t size;
};
static size_t read_buffer_callback(void * userdata, void * output, uint64_t offset, size_t len) {
GGML_ASSERT(len > 0);
const callback_reader_data & reader = *static_cast<callback_reader_data *>(userdata);
if (offset > reader.size || len > reader.size - offset) {
return 0;
}
const size_t data_offset = static_cast<size_t>(offset);
const size_t nread = std::min(len, reader.size - data_offset);
memcpy(static_cast<uint8_t *>(output), reader.data + data_offset, nread);
return nread;
}
static FILE * get_handcrafted_file(const unsigned int seed, const enum handcrafted_file_type hft, const int extra_bytes = 0) {
FILE * file = tmpfile();
if (!file) {
return file;
}
std::mt19937 rng(seed);
uint32_t alignment = GGUF_DEFAULT_ALIGNMENT;
if (hft == HANDCRAFTED_HEADER_BAD_MAGIC) {
const char bad_magic[4] = {'F', 'U', 'G', 'G'};
helper_write(file, bad_magic, sizeof(bad_magic));
} else {
helper_write(file, GGUF_MAGIC, 4);
}
if (hft == HANDCRAFTED_HEADER_BAD_VERSION_0) {
const uint32_t version = 0;
helper_write(file, version);
} else if (hft == HANDCRAFTED_HEADER_BAD_VERSION_1) {
const uint32_t version = 1;
helper_write(file, version);
} else if (hft == HANDCRAFTED_HEADER_BAD_VERSION_FUTURE) {
const uint32_t version = GGUF_VERSION + 1;
helper_write(file, version);
} else {
const uint32_t version = GGUF_VERSION;
helper_write(file, version);
}
std::vector<tensor_config_t> tensor_configs;
if (hft >= offset_has_tensors) {
tensor_configs = get_tensor_configs(rng);
}
if (hft == HANDCRAFTED_DATA_MEM_SIZE_OVERFLOW) {
tensor_configs.resize(2);
tensor_configs[0] = { GGML_TYPE_I8, { 0x7FFFFFFFFFFFFFC0, 1, 1, 1 } };
tensor_configs[1] = { GGML_TYPE_I8, { 0x7FFFFFFFFFFFFFC0, 1, 1, 1 } };
}
if (hft == HANDCRAFTED_HEADER_BAD_N_TENSORS) {
const uint64_t n_tensors = -1;
helper_write(file, n_tensors);
} else {
const uint64_t n_tensors = tensor_configs.size();
helper_write(file, n_tensors);
}
std::vector<std::pair<enum gguf_type, enum gguf_type>> kv_types;
if (hft >= offset_has_kv) {
kv_types = get_kv_types(rng);
}
{
uint64_t n_kv = kv_types.size();
if (hft == HANDCRAFTED_KV_BAD_ALIGN || hft == HANDCRAFTED_KV_WRONG_TYPE_ALIGN ||
hft == HANDCRAFTED_TENSORS_BAD_ALIGN || hft == HANDCRAFTED_TENSORS_CUSTOM_ALIGN ||
hft == HANDCRAFTED_DATA_BAD_ALIGN || hft == HANDCRAFTED_DATA_CUSTOM_ALIGN) {
n_kv += 1;
} else if (hft == HANDCRAFTED_HEADER_BAD_N_KV) {
n_kv = -1;
}
helper_write(file, n_kv);
}
if (hft < offset_has_kv) {
while (ftell(file) % alignment != 0) {
const char pad = 0;
helper_write(file, pad);
}
for (int i = 0; i < extra_bytes; ++i) {
const char tmp = 0;
helper_write(file, tmp);
}
rewind(file);
return file;
}
for (int i = 0; i < int(kv_types.size()); ++i) {
const enum gguf_type type = gguf_type(hft == HANDCRAFTED_KV_BAD_TYPE ? GGUF_TYPE_COUNT : kv_types[i].first);
const enum gguf_type type_arr = gguf_type(hft == HANDCRAFTED_KV_BAD_TYPE ? GGUF_TYPE_COUNT : kv_types[i].second);
const std::string key = hft == HANDCRAFTED_KV_EMPTY_KEY
? ""
: "my_key_" + std::to_string((hft == HANDCRAFTED_KV_DUPLICATE_KEY ? i/2 : i));
if (hft == HANDCRAFTED_KV_BAD_KEY_SIZE) {
const uint64_t n = -1;
helper_write(file, n);
} else {
const uint64_t n = key.length();
helper_write(file, n);
}
helper_write(file, key.data(), key.length());
{
const int32_t type32 = int32_t(type);
helper_write(file, type32);
}
uint32_t data[16];
for (int j = 0; j < 16; ++j) {
data[j] = rng();
if (type == GGUF_TYPE_STRING || type_arr == GGUF_TYPE_STRING) {
data[j] |= 0x01010101; // avoid random null-termination of string
}
}
if (type == GGUF_TYPE_STRING) {
const uint64_t n = rng() % sizeof(data);
helper_write(file, n);
helper_write(file, data, n);
continue;
}
if (type == GGUF_TYPE_ARRAY) {
{
const int32_t type32 = int32_t(type_arr);
helper_write(file, type32);
}
if (type_arr == GGUF_TYPE_STRING) {
const uint64_t nstr = rng() % (16 + 1);
helper_write(file, nstr);
for (uint64_t istr = 0; istr < nstr; ++istr) {
const uint64_t n = rng() % (sizeof(uint32_t) + 1);
helper_write(file, n);
helper_write(file, &data[istr], n);
}
continue;
}
const size_t type_size = gguf_type_size(type_arr);
const uint64_t n = (rng() % sizeof(data)) / type_size;
helper_write(file, n);
helper_write(file, &data, n*type_size);
continue;
}
helper_write(file, data, hft == HANDCRAFTED_KV_BAD_TYPE ? 1 : gguf_type_size(type));
}
if (hft == HANDCRAFTED_KV_BAD_ALIGN || hft == HANDCRAFTED_KV_WRONG_TYPE_ALIGN ||
hft == HANDCRAFTED_TENSORS_BAD_ALIGN || hft == HANDCRAFTED_TENSORS_CUSTOM_ALIGN ||
hft == HANDCRAFTED_DATA_BAD_ALIGN || hft == HANDCRAFTED_DATA_CUSTOM_ALIGN) {
const uint64_t n = strlen(GGUF_KEY_GENERAL_ALIGNMENT);
helper_write(file, n);
helper_write(file, GGUF_KEY_GENERAL_ALIGNMENT, n);
// HANDCRAFTED_KV_WRONG_TYPE_ALIGN declares general.alignment with a non-UINT32 type,
// which the loader must reject cleanly instead of aborting on an assertion
const int32_t type = hft == HANDCRAFTED_KV_WRONG_TYPE_ALIGN ? int32_t(GGUF_TYPE_INT32) : int32_t(GGUF_TYPE_UINT32);
helper_write(file, type);
alignment = expect_context_not_null(hft) ? 1 : 13;
helper_write(file, alignment);
}
if (hft < offset_has_tensors) {
while (ftell(file) % alignment != 0) {
const char pad = 0;
helper_write(file, pad);
}
for (int i = 0; i < extra_bytes; ++i) {
const char tmp = 0;
helper_write(file, tmp);
}
rewind(file);
return file;
}
if (hft == HANDCRAFTED_TENSORS_INCONSISTENT_ALIGN || hft == HANDCRAFTED_DATA_INCONSISTENT_ALIGN) {
alignment = 1;
}
uint64_t offset = 0;
for (int i = 0; i < int(tensor_configs.size()); ++i) {
const ggml_type type = hft == HANDCRAFTED_TENSORS_NBYTES_TOO_BIG ? GGML_TYPE_I64 : tensor_configs[i].first;
const std::array<int64_t, GGML_MAX_DIMS> shape = tensor_configs[i].second;
std::string name = "my_tensor";
if (hft != HANDCRAFTED_TENSORS_DUPLICATE_NAME) {
name += "_" + std::to_string(i);
}
if (hft == HANDCRAFTED_TENSORS_BAD_NAME_SIZE) {
name += "_with_a_very_long_name_which_is_longer_than_what_is_allowed_for_ggml_tensors";
GGML_ASSERT(name.length() >= GGML_MAX_NAME);
}
{
const uint64_t n = name.length();
helper_write(file, n);
}
helper_write(file, name.data(), name.length());
uint32_t n_dims = (hft == HANDCRAFTED_TENSORS_NE_TOO_BIG || hft == HANDCRAFTED_TENSORS_NBYTES_TOO_BIG) ? 2 : 1;
for (int i = GGML_MAX_DIMS-1; i >= 1; --i) {
if (shape[i] != 1) {
n_dims = i + 1;
break;
}
}
if (hft == HANDCRAFTED_TENSORS_ZERO_DIM) {
n_dims = 2;
}
if (hft == HANDCRAFTED_TENSORS_BAD_N_DIMS) {
const uint32_t n_dims_bad = GGML_MAX_DIMS + 1;
helper_write(file, n_dims_bad);
} else {
helper_write(file, n_dims);
}
if (hft == HANDCRAFTED_TENSORS_BAD_SHAPE) {
const int64_t bad_dim = -1;
for (uint32_t j = 0; j < n_dims; ++j) {
helper_write(file, bad_dim);
}
} else if (hft == HANDCRAFTED_TENSORS_ZERO_DIM) {
const int64_t zero_shape[2] = { shape[0], 0 };
helper_write(file, zero_shape, 2*sizeof(int64_t));
} else if (hft == HANDCRAFTED_TENSORS_NE_TOO_BIG){
const int64_t big_dim = 4*int64_t(INT32_MAX);
for (uint32_t j = 0; j < n_dims; ++j) {
helper_write(file, big_dim);
}
} else if (hft == HANDCRAFTED_TENSORS_NBYTES_TOO_BIG){
const size_t big_ne = SIZE_MAX/ggml_type_size(type);
const int64_t big_dim = GGML_PAD(int64_t(1.01f*std::pow(big_ne, 1.0f/n_dims)) + 1, ggml_blck_size(type));
for (uint32_t j = 0; j < n_dims; ++j) {
helper_write(file, big_dim);
}
} else {
helper_write(file, shape.data(), n_dims*sizeof(int64_t));
}
{
const int32_t type32 = hft == HANDCRAFTED_TENSORS_BAD_TYPE ? GGML_TYPE_COUNT : int32_t(type);
helper_write(file, type32);
}
if (hft == HANDCRAFTED_TENSORS_BAD_OFFSET) {
const uint64_t bad_offset = -1;
helper_write(file, bad_offset);
} else {
helper_write(file, offset);
}
int64_t ne = shape[0];
for (uint32_t i = 1; i < n_dims; ++i) {
ne *= shape[i];
}
if (hft == HANDCRAFTED_TENSORS_ZERO_DIM) {
ne = 0;
}
offset += GGML_PAD(ggml_row_size(type, ne), (uint64_t) alignment);
}
while (ftell(file) % alignment != 0) {
const char pad = 0;
helper_write(file, pad);
}
if (hft >= offset_has_data) {
rng.seed(seed + 1);
uint64_t nbytes = offset;
if (hft == HANDCRAFTED_DATA_NOT_ENOUGH_DATA) {
nbytes -= 1;
}
if (hft == HANDCRAFTED_DATA_MEM_SIZE_OVERFLOW) {
nbytes = 32;
}
for (uint64_t i = 0; i < nbytes; ++i) {
const uint8_t random_byte = i % 256;
helper_write(file, random_byte);
}
}
for (int i = 0; i < extra_bytes; ++i) {
const char tmp = 0;
helper_write(file, tmp);
}
rewind(file);
return file;
}
static bool handcrafted_check_header(const gguf_context * gguf_ctx, const unsigned int seed, const bool has_kv, const bool has_tensors, const bool alignment_defined) {
if (!gguf_ctx) {
return false;
}
std::mt19937 rng(seed);
std::vector<tensor_config_t> tensor_configs;
if (has_tensors) {
tensor_configs = get_tensor_configs(rng);
}
std::vector<std::pair<enum gguf_type, enum gguf_type>> kv_types;
if (has_kv) {
kv_types = get_kv_types(rng);
}
bool ok = true;
if (gguf_get_version(gguf_ctx) != GGUF_VERSION) {
ok = false;
}
if (gguf_get_n_tensors(gguf_ctx) != int(tensor_configs.size())) {
ok = false;
}
if (gguf_get_n_kv(gguf_ctx) != int(alignment_defined ? kv_types.size() + 1 : kv_types.size())) {
ok = false;
}
return ok;
}
static bool handcrafted_check_kv(const gguf_context * gguf_ctx, const unsigned int seed, const bool has_tensors, const bool alignment_defined) {
if (!gguf_ctx) {
return false;
}
std::mt19937 rng(seed);
std::vector<tensor_config_t> tensor_configs;
if (has_tensors) {
tensor_configs = get_tensor_configs(rng);
}
std::vector<std::pair<enum gguf_type, enum gguf_type>> kv_types = get_kv_types(rng);
bool ok = true;
for (int i = 0; i < int(kv_types.size()); ++i) {
const enum gguf_type type = gguf_type(kv_types[i].first);
const enum gguf_type type_arr = gguf_type(kv_types[i].second);
const std::string key = "my_key_" + std::to_string(i);
uint32_t data[16];
for (int j = 0; j < 16; ++j) {
data[j] = rng();
if (type == GGUF_TYPE_STRING || type_arr == GGUF_TYPE_STRING) {
data[j] |= 0x01010101; // avoid random null-termination of string
}
}
const char * data8 = reinterpret_cast<const char *>(data);
const int id = gguf_find_key(gguf_ctx, key.c_str());
if (type == GGUF_TYPE_STRING) {
const char * str = gguf_get_val_str(gguf_ctx, id);
const uint64_t n = strlen(str);
const uint64_t n_expected = rng() % sizeof(data);
if (n != n_expected) {
ok = false;
continue;
}
if (!std::equal(str, str + n, data8)) {
ok = false;
}
continue;
}
if (type == GGUF_TYPE_ARRAY) {
const size_t type_size = gguf_type_size(type_arr);
const uint64_t arr_n = gguf_get_arr_n(gguf_ctx, id);
if (type_arr == GGUF_TYPE_STRING) {
const uint64_t nstr_expected = rng() % (16 + 1);
if (arr_n != nstr_expected) {
ok = false;
continue;
}
for (uint64_t istr = 0; istr < nstr_expected; ++istr) {
const char * str = gguf_get_arr_str(gguf_ctx, id, istr);
const uint64_t n = strlen(str);
const uint64_t n_expected = rng() % (sizeof(uint32_t) + 1);
if (n != n_expected) {
ok = false;
continue;
}
const char * str_expected = reinterpret_cast<const char *>(&data[istr]);
if (strncmp(str, str_expected, n) != 0) {
ok = false;
continue;
}
}
continue;
}
const uint64_t arr_n_expected = (rng() % sizeof(data)) / type_size;
if (arr_n != arr_n_expected) {
ok = false;
continue;
}
const char * data_gguf = reinterpret_cast<const char *>(gguf_get_arr_data(gguf_ctx, id));
if (type_arr == GGUF_TYPE_BOOL) {
for (size_t arr_i = 0; arr_i < arr_n; ++arr_i) {
if (bool(data8[arr_i]) != bool(data_gguf[arr_i])) {
ok = false;
}
}
continue;
}
if (!std::equal(data8, data8 + arr_n*type_size, data_gguf)) {
ok = false;
}
continue;
}
const char * data_gguf = reinterpret_cast<const char *>(gguf_get_val_data(gguf_ctx, id));
if (type == GGUF_TYPE_BOOL) {
if (bool(*data8) != bool(*data_gguf)) {
ok = false;
}
continue;
}
if (!std::equal(data8, data8 + gguf_type_size(type), data_gguf)) {
ok = false;
}
}
const uint32_t expected_alignment = alignment_defined ? 1 : GGUF_DEFAULT_ALIGNMENT;
if (gguf_get_alignment(gguf_ctx) != expected_alignment) {
ok = false;
}
return ok;
}
static bool handcrafted_check_tensors(const gguf_context * gguf_ctx, const unsigned int seed) {
if (!gguf_ctx) {
return false;
}
std::mt19937 rng(seed);
std::vector<tensor_config_t> tensor_configs = get_tensor_configs(rng);
// Call get_kv_types to get the same RNG state:
get_kv_types(rng);
bool ok = true;
const int id_alignment = gguf_find_key(gguf_ctx, GGUF_KEY_GENERAL_ALIGNMENT);
const uint32_t alignment = id_alignment >= 0 ? gguf_get_val_u32(gguf_ctx, id_alignment) : GGUF_DEFAULT_ALIGNMENT;
uint64_t expected_offset = 0;
for (int i = 0; i < int(tensor_configs.size()); ++i) {
const ggml_type type = tensor_configs[i].first;
const std::array<int64_t, GGML_MAX_DIMS> shape = tensor_configs[i].second;
const std::string name = "my_tensor_" + std::to_string(i);
const int id = gguf_find_tensor(gguf_ctx, name.c_str());
if (id >= 0) {
if (std::string(gguf_get_tensor_name(gguf_ctx, id)) != name) {
ok = false;
}
if (gguf_get_tensor_type(gguf_ctx, id) != type) {
ok = false;
}
const int64_t * ne = gguf_get_tensor_ne(gguf_ctx, id);
for (int j = 0; j < GGML_MAX_DIMS; ++j) {
if (ne[j] != shape[j]) {
ok = false;
}
}
} else {
ok = false;
continue;
}
const size_t offset = gguf_get_tensor_offset(gguf_ctx, id);
if (offset != expected_offset) {
ok = false;
}
int64_t ne = shape[0];
for (size_t j = 1; j < GGML_MAX_DIMS; ++j) {
ne *= shape[j];
}
expected_offset += GGML_PAD(ggml_row_size(type, ne), alignment);
}
return ok;
}
static bool handcrafted_check_tensor_data(const gguf_context * gguf_ctx, const unsigned int seed, FILE * file) {
if (!gguf_ctx) {
return false;
}
std::mt19937 rng(seed);
std::vector<tensor_config_t> tensor_configs = get_tensor_configs(rng);
bool ok = true;
for (int i = 0; i < int(tensor_configs.size()); ++i) {
const ggml_type type = tensor_configs[i].first;
const std::array<int64_t, GGML_MAX_DIMS> shape = tensor_configs[i].second;
int64_t ne = shape[0];
for (size_t j = 1; j < GGML_MAX_DIMS; ++j) {
ne *= shape[j];
}
const size_t size = ggml_row_size(type, ne);
const std::string name = "my_tensor_" + std::to_string(i);
const size_t offset = gguf_get_tensor_offset(gguf_ctx, gguf_find_tensor(gguf_ctx, name.c_str()));
std::vector<uint8_t> data(size);
GGML_ASSERT(fseek(file, gguf_get_data_offset(gguf_ctx) + offset, SEEK_SET) == 0);
GGML_ASSERT(fread(data.data(), 1, data.size(), file) == data.size());
for (size_t j = 0; j < size; ++j) {
const uint8_t expected_byte = (j + offset) % 256;
if (data[j] != expected_byte) {
ok = false;
}
}
}
return ok;
}
static std::pair<int, int> test_handcrafted_file(const unsigned int seed) {
int npass = 0;
int ntest = 0;
const std::vector<handcrafted_file_type> hfts = {
HANDCRAFTED_HEADER_BAD_MAGIC,
HANDCRAFTED_HEADER_BAD_VERSION_0,
HANDCRAFTED_HEADER_BAD_VERSION_1,
HANDCRAFTED_HEADER_BAD_VERSION_FUTURE,
HANDCRAFTED_HEADER_BAD_N_KV,
HANDCRAFTED_HEADER_BAD_N_TENSORS,
HANDCRAFTED_HEADER_EMPTY,
HANDCRAFTED_KV_BAD_KEY_SIZE,
HANDCRAFTED_KV_EMPTY_KEY,
HANDCRAFTED_KV_BAD_TYPE,
HANDCRAFTED_KV_DUPLICATE_KEY,
HANDCRAFTED_KV_BAD_ALIGN,
HANDCRAFTED_KV_WRONG_TYPE_ALIGN,
HANDCRAFTED_KV_SUCCESS,
HANDCRAFTED_TENSORS_BAD_NAME_SIZE,
HANDCRAFTED_TENSORS_BAD_N_DIMS,
HANDCRAFTED_TENSORS_BAD_SHAPE,
HANDCRAFTED_TENSORS_ZERO_DIM,
HANDCRAFTED_TENSORS_NE_TOO_BIG,
HANDCRAFTED_TENSORS_NBYTES_TOO_BIG,
HANDCRAFTED_TENSORS_BAD_TYPE,
HANDCRAFTED_TENSORS_BAD_OFFSET,
HANDCRAFTED_TENSORS_DUPLICATE_NAME,
HANDCRAFTED_TENSORS_BAD_ALIGN,
HANDCRAFTED_TENSORS_INCONSISTENT_ALIGN,
HANDCRAFTED_TENSORS_SUCCESS,
HANDCRAFTED_TENSORS_CUSTOM_ALIGN,
HANDCRAFTED_DATA_NOT_ENOUGH_DATA,
HANDCRAFTED_DATA_BAD_ALIGN,
HANDCRAFTED_DATA_INCONSISTENT_ALIGN,
HANDCRAFTED_DATA_MEM_SIZE_OVERFLOW,
HANDCRAFTED_DATA_SUCCESS,
HANDCRAFTED_DATA_CUSTOM_ALIGN,
};
for (enum handcrafted_file_type hft : hfts) {
printf("%s: handcrafted_file_type=%s\n", __func__, handcrafted_file_type_name(hft).c_str());
FILE * file = get_handcrafted_file(seed, hft);
#ifdef _WIN32
if (!file) {
printf("failed to create tmpfile(), needs elevated privileges on Windows");
printf("skipping tests");
continue;
}
#else
GGML_ASSERT(file);
#endif // _WIN32
struct ggml_context * ctx = nullptr;
struct gguf_init_params gguf_params = {
/*no_alloc =*/ false,
/*ctx =*/ hft >= offset_has_data ? &ctx : nullptr,
};
struct gguf_context * gguf_ctx = gguf_init_from_file_ptr(file, gguf_params);
if (expect_context_not_null(hft)) {
printf("%s: - context_not_null: ", __func__);
} else {
printf("%s: - context_null: ", __func__);
}
if (bool(gguf_ctx) == expect_context_not_null(hft)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
if (hft >= offset_has_data && !expect_context_not_null(hft)) {
printf("%s: - no_dangling_ggml_context_pointer: ", __func__);
if (ctx) {
printf("\033[1;31mFAIL\033[0m\n");
} else {
printf("\033[1;32mOK\033[0m\n");
npass++;
}
ntest++;
}
const bool alignment_defined = hft == HANDCRAFTED_TENSORS_CUSTOM_ALIGN || hft == HANDCRAFTED_DATA_CUSTOM_ALIGN;
if (expect_context_not_null(hft)) {
printf("%s: - check_header: ", __func__);
if (handcrafted_check_header(gguf_ctx, seed, hft >= offset_has_kv, hft >= offset_has_tensors, alignment_defined)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
}
if (expect_context_not_null(hft) && hft >= offset_has_kv) {
printf("%s: - check_kv: ", __func__);
if (handcrafted_check_kv(gguf_ctx, seed, hft >= offset_has_tensors, alignment_defined)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
}
// HANDCRAFTED_TENSORS_ZERO_DIM deliberately mangles the tensor shapes to 0 elements,
// so only assert that it loads without crashing; skip the exact-geometry comparison.
if (expect_context_not_null(hft) && hft >= offset_has_tensors && hft != HANDCRAFTED_TENSORS_ZERO_DIM) {
printf("%s: - check_tensors: ", __func__);
if (handcrafted_check_tensors(gguf_ctx, seed)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
}
if (expect_context_not_null(hft) && hft >= offset_has_data) {
printf("%s: - check_tensor_data: ", __func__);
if (handcrafted_check_tensor_data(gguf_ctx, seed, file)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
}
fclose(file);
if (gguf_ctx) {
ggml_free(ctx);
gguf_free(gguf_ctx);
}
printf("\n");
}
return std::make_pair(npass, ntest);
}
struct random_gguf_context_result {
struct gguf_context * gguf_ctx;
struct ggml_context * ctx;
ggml_backend_buffer_t buffer;
};
static struct random_gguf_context_result get_random_gguf_context(ggml_backend_t backend, const unsigned int seed) {
std::mt19937 rng(seed);
struct gguf_context * gguf_ctx = gguf_init_empty();
for (int i = 0; i < 256; ++i) {
const std::string key = "my_key_" + std::to_string(rng() % 1024);
const enum gguf_type type = gguf_type(rng() % GGUF_TYPE_COUNT);
switch (type) {
case GGUF_TYPE_UINT8: gguf_set_val_u8 (gguf_ctx, key.c_str(), rng() % (1 << 7)); break;
case GGUF_TYPE_INT8: gguf_set_val_i8 (gguf_ctx, key.c_str(), rng() % (1 << 7) - (1 << 6)); break;
case GGUF_TYPE_UINT16: gguf_set_val_u16 (gguf_ctx, key.c_str(), rng() % (1 << 15)); break;
case GGUF_TYPE_INT16: gguf_set_val_i16 (gguf_ctx, key.c_str(), rng() % (1 << 15) - (1 << 14)); break;
case GGUF_TYPE_UINT32: gguf_set_val_u32 (gguf_ctx, key.c_str(), rng()); break;
case GGUF_TYPE_INT32: gguf_set_val_i32 (gguf_ctx, key.c_str(), rng() - (1 << 30)); break;
case GGUF_TYPE_FLOAT32: gguf_set_val_f32 (gguf_ctx, key.c_str(), rng() % 1024 - 512); break;
case GGUF_TYPE_BOOL: gguf_set_val_bool(gguf_ctx, key.c_str(), rng() % 2 == 0); break;
case GGUF_TYPE_STRING: gguf_set_val_str (gguf_ctx, key.c_str(), std::to_string(rng()).c_str()); break;
case GGUF_TYPE_UINT64: gguf_set_val_u64 (gguf_ctx, key.c_str(), rng()); break;
case GGUF_TYPE_INT64: gguf_set_val_i64 (gguf_ctx, key.c_str(), rng() - (1 << 30)); break;
case GGUF_TYPE_FLOAT64: gguf_set_val_f32 (gguf_ctx, key.c_str(), rng() % 1024 - 512); break;
case GGUF_TYPE_ARRAY: {
const enum gguf_type type_arr = gguf_type(rng() % GGUF_TYPE_COUNT);
const uint64_t ne = rng() % 1024;
switch (type_arr) {
case GGUF_TYPE_UINT8:
case GGUF_TYPE_INT8:
case GGUF_TYPE_UINT16:
case GGUF_TYPE_INT16:
case GGUF_TYPE_UINT32:
case GGUF_TYPE_INT32:
case GGUF_TYPE_FLOAT32:
case GGUF_TYPE_BOOL:
case GGUF_TYPE_UINT64:
case GGUF_TYPE_INT64:
case GGUF_TYPE_FLOAT64: {
const size_t nbytes = ne*gguf_type_size(type_arr);
std::vector<uint32_t> random_data((nbytes + sizeof(uint32_t) - 1) / sizeof(uint32_t));
for (size_t j = 0; j < random_data.size(); ++j) {
random_data[j] = rng();
if (type_arr == GGUF_TYPE_BOOL) {
random_data[j] &= 0x01010101; // the sanitizer complains if booleans are not 0 or 1
}
}
gguf_set_arr_data(gguf_ctx, key.c_str(), type_arr, random_data.data(), ne);
} break;
case GGUF_TYPE_STRING: {
std::vector<std::string> data_cpp(ne);
std::vector<const char *> data_c(ne);
for (size_t j = 0; j < data_cpp.size(); ++j) {
data_cpp[j] = std::to_string(rng());
data_c[j] = data_cpp[j].c_str();
}
gguf_set_arr_str(gguf_ctx, key.c_str(), data_c.data(), ne);
} break;
case GGUF_TYPE_ARRAY: {
break; // not supported
}
case GGUF_TYPE_COUNT:
default: {
GGML_ABORT("fatal error");
}
}
} break;
case GGUF_TYPE_COUNT:
default: {
GGML_ABORT("fatal error");
}
}
}
struct ggml_init_params ggml_params = {
/*.mem_size =*/ 256*ggml_tensor_overhead(),
/*.mem_buffer =*/ nullptr,
/*.no_alloc =*/ true,
};
struct ggml_context * ctx = ggml_init(ggml_params);
for (int i = 0; i < 256; ++i) {
const std::string name = "my_tensor_" + std::to_string(i);
const enum ggml_type type = ggml_type(rng() % GGML_TYPE_COUNT);
const size_t type_size = ggml_type_size(type);
if (type_size == 0) {
continue;
}
const int n_dims = 1 + rng() % GGML_MAX_DIMS;
int64_t ne[GGML_MAX_DIMS];
ne[0] = (1 + rng() % 10) * ggml_blck_size(type);
for (int j = 1; j < n_dims; ++j) {
ne[j] = 1 + rng() % 10;
}
struct ggml_tensor * tensor = ggml_new_tensor(ctx, type, n_dims, ne);
ggml_set_name(tensor, name.c_str());
}
ggml_backend_buffer_t buf = ggml_backend_alloc_ctx_tensors(ctx, backend);
for (struct ggml_tensor * t = ggml_get_first_tensor(ctx); t != nullptr; t = ggml_get_next_tensor(ctx, t)) {
const size_t nbytes = ggml_nbytes(t);
std::vector<uint32_t> random_data((nbytes + sizeof(uint32_t) - 1) / sizeof(uint32_t));
for (size_t j = 0; j < random_data.size(); ++j) {
random_data[j] = rng();
}
ggml_backend_tensor_set(t, random_data.data(), 0, nbytes);
gguf_add_tensor(gguf_ctx, t);
}
return {gguf_ctx, ctx, buf};
}
static bool all_kv_in_other(const gguf_context * ctx, const gguf_context * other) {
bool ok = true;
const int n_kv = gguf_get_n_kv(ctx);
for (int id = 0; id < n_kv; ++id) {
const char * name = gguf_get_key(ctx, id);
const int idx_other = gguf_find_key(other, name);
if (idx_other < 0) {
ok = false;
continue;
}
const gguf_type type = gguf_get_kv_type(ctx, id);
if (type != gguf_get_kv_type(other, idx_other)) {
ok = false;
continue;
}
if (type == GGUF_TYPE_ARRAY) {
const size_t arr_n = gguf_get_arr_n(ctx, id);
if (arr_n != gguf_get_arr_n(other, idx_other)) {
ok = false;
continue;
}
const gguf_type type_arr = gguf_get_arr_type(ctx, id);
if (type_arr != gguf_get_arr_type(other, idx_other)) {
ok = false;
continue;
}
if (type_arr == GGUF_TYPE_BOOL) {
const int8_t * data = reinterpret_cast<const int8_t *>(gguf_get_arr_data(ctx, id));
const int8_t * data_other = reinterpret_cast<const int8_t *>(gguf_get_arr_data(other, idx_other));
for (size_t arr_i = 0; arr_i < arr_n; ++arr_i) {
if (bool(data[arr_i]) != bool(data_other[arr_i])) {
ok = false;
}
}
continue;
}
if (type_arr == GGUF_TYPE_STRING) {
for (size_t arr_i = 0; arr_i < arr_n; ++arr_i) {
const std::string str = gguf_get_arr_str(ctx, id, arr_i);
const std::string str_other = gguf_get_arr_str(other, idx_other, arr_i);
if (str != str_other) {
ok = false;
}
}
continue;
}
const int8_t * data = reinterpret_cast<const int8_t *>(gguf_get_arr_data(ctx, id));
const int8_t * data_other = reinterpret_cast<const int8_t *>(gguf_get_arr_data(other, idx_other));
if (!std::equal(data, data + arr_n*gguf_type_size(type_arr), data_other)) {
ok = false;
}
continue;
}
if (type == GGUF_TYPE_STRING) {
const std::string str = gguf_get_val_str(ctx, id);
const std::string str_other = gguf_get_val_str(other, idx_other);
if (str != str_other) {
ok = false;
}
continue;
}
const char * data = reinterpret_cast<const char *>(gguf_get_val_data(ctx, id));
const char * data_other = reinterpret_cast<const char *>(gguf_get_val_data(other, idx_other));
if (!std::equal(data, data + gguf_type_size(type), data_other)) {
ok = false;
}
}
return ok;
}
static bool all_tensors_in_other(const gguf_context * ctx, const gguf_context * other) {
bool ok = true;
const int n_tensors = gguf_get_n_tensors(ctx);
for (int id = 0; id < n_tensors; ++id) {
const std::string name = gguf_get_tensor_name(ctx, id);
const int idx_other = gguf_find_tensor(other, name.c_str());
if (id != idx_other) {
ok = false;
if (idx_other < 0) {
continue;
}
}
const ggml_type type = gguf_get_tensor_type(ctx, id);
if (type != gguf_get_tensor_type(other, id)) {
ok = false;
}
const size_t offset = gguf_get_tensor_offset(ctx, id);
if (offset != gguf_get_tensor_offset(other, id)) {
ok = false;
}
}
return ok;
}
static bool same_tensor_data(const struct ggml_context * orig, const struct ggml_context * read) {
bool ok = true;
struct ggml_tensor * t_orig = ggml_get_first_tensor(orig);
struct ggml_tensor * t_read = ggml_get_first_tensor(read);
if (std::string(t_read->name) != "GGUF tensor data binary blob") {
return false;
}
t_read = ggml_get_next_tensor(read, t_read);
while (t_orig) {
if (!t_read) {
ok = false;
break;
}
const size_t nbytes = ggml_nbytes(t_orig);
if (ggml_nbytes(t_read) != nbytes) {
ok = false;
break;
}
std::vector<char> data_orig(nbytes);
ggml_backend_tensor_get(t_orig, data_orig.data(), 0, nbytes);
if (!std::equal(data_orig.data(), data_orig.data() + nbytes, reinterpret_cast<const char *>(t_read->data))) {
ok = false;
}
t_orig = ggml_get_next_tensor(orig, t_orig);
t_read = ggml_get_next_tensor(read, t_read);
}
if (t_read) {
ok = false;
}
return ok;
}
enum roundtrip_read_mode {
ROUNDTRIP_READ_MODE_FILE,
ROUNDTRIP_READ_MODE_BUFFER,
ROUNDTRIP_READ_MODE_CALLBACK,
};
static const char * roundtrip_read_mode_name(const roundtrip_read_mode mode) {
switch (mode) {
case ROUNDTRIP_READ_MODE_FILE: return "file";
case ROUNDTRIP_READ_MODE_BUFFER: return "buffer";
case ROUNDTRIP_READ_MODE_CALLBACK: return "callback";
}
GGML_ABORT("fatal error");
}
static std::pair<int, int> test_roundtrip(
ggml_backend_dev_t dev, const unsigned int seed, const bool only_meta,
const roundtrip_read_mode read_mode) {
ggml_backend_t backend = ggml_backend_dev_init(dev, nullptr);
printf("%s: device=%s, backend=%s, only_meta=%s, read_mode=%s\n",
__func__, ggml_backend_dev_description(dev), ggml_backend_name(backend),
only_meta ? "yes" : "no", roundtrip_read_mode_name(read_mode));
int npass = 0;
int ntest = 0;
struct gguf_context * gguf_ctx_0;
struct ggml_context * ctx_0;
ggml_backend_buffer_t bbuf;
{
struct random_gguf_context_result result = get_random_gguf_context(backend, seed);
gguf_ctx_0 = result.gguf_ctx;
ctx_0 = result.ctx;
bbuf = result.buffer;
}
FILE * file = tmpfile();
#ifdef _WIN32
if (!file) {
printf("failed to create tmpfile(), needs elevated privileges on Windows");
printf("skipping tests");
return std::make_pair(0, 0);
}
#else
GGML_ASSERT(file);
#endif // _WIN32
gguf_write_to_file_ptr(gguf_ctx_0, file, only_meta);
rewind(file);
struct ggml_context * ctx_1 = nullptr;
struct gguf_init_params gguf_params = {
/*no_alloc =*/ false,
/*ctx =*/ only_meta ? nullptr : &ctx_1,
};
struct gguf_context * gguf_ctx_1 = nullptr;
const std::vector<uint8_t> data = read_mode == ROUNDTRIP_READ_MODE_FILE
? std::vector<uint8_t>()
: read_file_to_buffer(file);
if (read_mode == ROUNDTRIP_READ_MODE_BUFFER) {
gguf_ctx_1 = gguf_init_from_buffer(data.data(), data.size(), gguf_params);
} else if (read_mode == ROUNDTRIP_READ_MODE_CALLBACK) {
callback_reader_data reader = {
/*.data = */ data.data(),
/*.size = */ data.size(),
};
gguf_ctx_1 = gguf_init_from_callback(read_buffer_callback, &reader, 4096, 4ull << 30 /* 4GB */, gguf_params);
} else {
gguf_ctx_1 = gguf_init_from_file_ptr(file, gguf_params);
}
printf("%s: same_version: ", __func__);
if (gguf_get_version(gguf_ctx_0) == gguf_get_version(gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: same_n_kv: ", __func__);
if (gguf_get_n_kv(gguf_ctx_0) == gguf_get_n_kv(gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: same_n_tensors: ", __func__);
if (gguf_get_n_tensors(gguf_ctx_0) == gguf_get_n_tensors(gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_orig_kv_in_read: ", __func__);
if (all_kv_in_other(gguf_ctx_0, gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_read_kv_in_orig: ", __func__);
if (all_kv_in_other(gguf_ctx_1, gguf_ctx_0)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_orig_tensors_in_read: ", __func__);
if (all_tensors_in_other(gguf_ctx_0, gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_read_tensors_in_orig: ", __func__);
if (all_tensors_in_other(gguf_ctx_1, gguf_ctx_0)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
if (!only_meta) {
printf("%s: same_tensor_data: ", __func__);
if (same_tensor_data(ctx_0, ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
}
ggml_backend_buffer_free(bbuf);
ggml_free(ctx_0);
ggml_free(ctx_1);
gguf_free(gguf_ctx_0);
gguf_free(gguf_ctx_1);
ggml_backend_free(backend);
fclose(file);
printf("\n");
return std::make_pair(npass, ntest);
}
static std::pair<int, int> test_gguf_set_kv(ggml_backend_dev_t dev, const unsigned int seed) {
ggml_backend_t backend = ggml_backend_dev_init(dev, nullptr);
printf("%s: device=%s, backend=%s\n", __func__, ggml_backend_dev_description(dev), ggml_backend_name(backend));
int npass = 0;
int ntest = 0;
struct gguf_context * gguf_ctx_0;
struct ggml_context * ctx_0;
ggml_backend_buffer_t bbuf_0;
{
struct random_gguf_context_result result = get_random_gguf_context(backend, seed);
gguf_ctx_0 = result.gguf_ctx;
ctx_0 = result.ctx;
bbuf_0 = result.buffer;
}
struct gguf_context * gguf_ctx_1;
struct ggml_context * ctx_1;
ggml_backend_buffer_t bbuf_1;
{
struct random_gguf_context_result result = get_random_gguf_context(backend, seed + 1);
gguf_ctx_1 = result.gguf_ctx;
ctx_1 = result.ctx;
bbuf_1 = result.buffer;
}
struct gguf_context * gguf_ctx_2 = gguf_init_empty();
gguf_set_kv(gguf_ctx_1, gguf_ctx_0);
gguf_set_kv(gguf_ctx_2, gguf_ctx_0);
printf("%s: same_n_kv: ", __func__);
if (gguf_get_n_kv(gguf_ctx_0) == gguf_get_n_kv(gguf_ctx_2)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_kv_0_in_1: ", __func__);
if (all_kv_in_other(gguf_ctx_0, gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_kv_0_in_2: ", __func__);
if (all_kv_in_other(gguf_ctx_0, gguf_ctx_2)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
gguf_set_kv(gguf_ctx_0, gguf_ctx_1);
printf("%s: same_n_kv_after_double_copy: ", __func__);
if (gguf_get_n_kv(gguf_ctx_0) == gguf_get_n_kv(gguf_ctx_1)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
printf("%s: all_kv_1_in_0_after_double_copy: ", __func__);
if (all_kv_in_other(gguf_ctx_1, gguf_ctx_0)) {
printf("\033[1;32mOK\033[0m\n");
npass++;
} else {
printf("\033[1;31mFAIL\033[0m\n");
}
ntest++;
ggml_backend_buffer_free(bbuf_0);
ggml_backend_buffer_free(bbuf_1);
ggml_free(ctx_0);
ggml_free(ctx_1);
gguf_free(gguf_ctx_0);
gguf_free(gguf_ctx_1);
gguf_free(gguf_ctx_2);
ggml_backend_free(backend);
printf("\n");
return std::make_pair(npass, ntest);
}
static void print_usage() {
printf("usage: test-gguf [seed]\n");
printf(" if no seed is unspecified then a random seed is used\n");
}
int main(int argc, char ** argv) {
if (argc > 2) {
print_usage();
return 1;
}
std::random_device rd;
const unsigned int seed = argc < 2 ? rd() : std::stoi(argv[1]);
// Initialize ggml backends early so the prints aren't interleaved with the test results:
ggml_backend_dev_count();
fprintf(stderr, "\n");
int npass = 0;
int ntest = 0;
{
std::pair<int, int> result = test_handcrafted_file(seed);
npass += result.first;
ntest += result.second;
}
for (size_t i = 0; i < ggml_backend_dev_count(); ++i) {
ggml_backend_dev_t dev = ggml_backend_dev_get(i);
for (bool only_meta : {true, false}) {
std::pair<int, int> result = test_roundtrip(dev, seed, only_meta, ROUNDTRIP_READ_MODE_FILE);
npass += result.first;
ntest += result.second;
}
{
std::pair<int, int> result = test_roundtrip(dev, seed, /*only_meta=*/false, ROUNDTRIP_READ_MODE_BUFFER);
npass += result.first;
ntest += result.second;
}
{
std::pair<int, int> result = test_roundtrip(dev, seed, /*only_meta=*/false, ROUNDTRIP_READ_MODE_CALLBACK);
npass += result.first;
ntest += result.second;
}
{
std::pair<int, int> result = test_gguf_set_kv(dev, seed);
npass += result.first;
ntest += result.second;
}
}
printf("%d/%d tests passed\n", npass, ntest);
if (npass != ntest) {
printf("\033[1;31mFAIL\033[0m\n");
return 1;
}
printf("\033[1;32mOK\033[0m\n");
return 0;
}