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2025-05-18 13:04:45 +08:00

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C

/*********************************************************************
Blosc - Blocked Shuffling and Compression Library
Unit tests for basic features in Blosc.
Creation date: 2010-06-07
Author: Francesc Alted <francesc@blosc.org>
See LICENSES/BLOSC.txt for details about copyright and rights to use.
**********************************************************************/
#ifndef BLOSC_TEST_COMMON_H
#define BLOSC_TEST_COMMON_H
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#if defined(_WIN32) && !defined(__MINGW32__)
#include <time.h>
#include "win32/stdint-windows.h"
#else
#include <stdint.h>
#include <unistd.h>
#include <sys/time.h>
#endif
#include <math.h>
#include "../blosc/blosc.h"
#if defined(_WIN32)
/* MSVC and MinGW do not have setenv */
#define setenv(name, value, overwrite) do {_putenv_s(name, value);} while(0)
#endif
/* This is MinUnit in action (http://www.jera.com/techinfo/jtns/jtn002.html) */
#define mu_assert(message, test) do { if (!(test)) return message; } while (0)
#define mu_run_test(test) do \
{ const char *message = test(); tests_run++; \
if (message) { printf("%c", 'F'); return message;} \
else printf("%c", '.'); } while (0)
extern int tests_run;
#define KB 1024
#define MB (1024*KB)
#define GB (1024*MB)
/*
Memory functions.
*/
/** Allocates a block of memory with the specified size and alignment.
The allocated memory is 'cleaned' before returning to avoid
accidental re-use of data within or between tests.
*/
static void* blosc_test_malloc(const size_t alignment, const size_t size)
{
const int32_t clean_value = 0x99;
void *block = NULL;
int32_t res = 0;
#if defined(_ISOC11_SOURCE) || (defined(__FreeBSD__) && __STDC_VERSION__ >= 201112L)
/* C11 aligned allocation. 'size' must be a multiple of the alignment. */
block = aligned_alloc(alignment, size);
#elif defined(_WIN32)
/* A (void *) cast needed for avoiding a warning with MINGW :-/ */
block = (void *)_aligned_malloc(size, alignment);
#elif _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600
/* Platform does have an implementation of posix_memalign */
res = posix_memalign(&block, alignment, size);
#elif defined(__APPLE__)
/* Mac OS X guarantees 16-byte alignment in small allocs */
block = malloc(size);
#else
#error Cannot determine how to allocate aligned memory on the target platform.
#endif
if (block == NULL || res != 0) {
fprintf(stderr, "Error allocating memory!");
return NULL;
}
/* Clean the allocated memory before returning. */
memset(block, clean_value, size);
return block;
}
/** Frees memory allocated by blosc_test_malloc. */
static void blosc_test_free(void* ptr)
{
#if defined(_WIN32)
_aligned_free(ptr);
#else
free(ptr);
#endif /* _WIN32 */
}
/** Fills a buffer with random values. */
static void blosc_test_fill_random(void* const ptr, const size_t size)
{
size_t k;
uint8_t* const byte_ptr = (uint8_t*)ptr;
for (k = 0; k < size; k++) {
byte_ptr[k] = rand();
}
}
/*
Argument parsing.
*/
/** Parse a `int32_t` value from a string, checking for overflow. */
static int blosc_test_parse_uint32_t(const char* const str, uint32_t* value)
{
char* str_end;
int32_t signed_value = strtol(str, &str_end, 10);
if (signed_value < 0 || *str_end)
{
return 0;
}
else
{
*value = (uint32_t)signed_value;
return 1;
}
}
/*
Error message functions.
*/
/** Print an error message when a test program has been invoked
with an invalid number of arguments. */
static void blosc_test_print_bad_argcount_msg(
const int32_t num_expected_args, const int32_t num_actual_args)
{
fprintf(stderr, "Invalid number of arguments specified.\nExpected %d arguments but was given %d.",
num_expected_args, num_actual_args);
}
/** Print an error message when a test program has been invoked
with an invalid argument value. */
static void blosc_test_print_bad_arg_msg(const int32_t arg_index)
{
fprintf(stderr, "Invalid value specified for argument at index %d.\n", arg_index);
}
#endif /* !defined(BLOSC_TEST_COMMON_H) */