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/* SPDX-License-Identifier: GPL-2.0-only */
#include <fcntl.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
/*
* Get the file size of a given file
*
* @params fname name of the file relative to the __TEST_DATA_DIR__ directory
*
* @return On success file size in bytes is returned. On failure -1 is returned.
*/
int test_get_file_size(const char *fname)
{
char path[strlen(__TEST_DATA_DIR__) + strlen(fname) + 2];
sprintf(path, "%s/%s", __TEST_DATA_DIR__, fname);
struct stat st;
if (stat(path, &st) == -1)
return -1;
return st.st_size;
}
/*
* Read a file and write its contents into a buffer
*
* @params fname name of the file relative to the __TEST_DATA_DIR__ directory
* @params buf buffer to write file contents into
* @params size size of buf
*
* @return On success number of bytes read is returned. On failure -1 is returned.
*/
int test_read_file(const char *fname, uint8_t *buf, size_t size)
{
char path[strlen(__TEST_DATA_DIR__) + strlen(fname) + 2];
sprintf(path, "%s/%s", __TEST_DATA_DIR__, fname);
int f = open(path, O_RDONLY);
if (f == -1)
return -1;
int read_size = read(f, buf, size);
close(f);
return read_size;
}
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