Files
openairinterface5g/common/utils/itti_analyzer/libbuffers/file.c
T

85 lines
2.8 KiB
C

/*
* Copyright (c) 2015, EURECOM (www.eurecom.fr)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those
* of the authors and should not be interpreted as representing official policies,
* either expressed or implied, of the FreeBSD Project.
*/
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <sys/stat.h>
#include <fcntl.h>
#define G_LOG_DOMAIN ("BUFFERS")
#include <glib.h>
#include "rc.h"
#include "buffers.h"
#include "file.h"
#define READ_BUFFER_SIZE 1024
int file_read_dump(buffer_t **buffer, const char *filename)
{
int fd = -1;
buffer_t *new_buf = NULL;
uint8_t data[READ_BUFFER_SIZE];
ssize_t current_read;
if (!filename)
return RC_BAD_PARAM;
if ((fd = open(filename, O_RDONLY)) == -1) {
g_warning("Cannot open %s for reading, returned %d:%s\n",
filename, errno, strerror(errno));
return RC_FAIL;
}
CHECK_FCT(buffer_new_from_data(&new_buf, NULL, 0, 0));
do {
current_read = read(fd, data, READ_BUFFER_SIZE);
if (current_read == -1)
{
g_warning("Failed to read data from file, returned %d:%s\n",
errno, strerror(errno));
return RC_FAIL;
}
CHECK_FCT(buffer_append_data(new_buf, data, current_read));
} while(current_read == READ_BUFFER_SIZE);
*buffer = new_buf;
buffer_dump(new_buf, stdout);
close(fd);
return RC_OK;
}