+++ /dev/null
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * 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.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 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.
- */
-
-#include "test.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-/* eal_filesystem.h is not a public header file, so use relative path */
-#include "../../lib/librte_eal/common/eal_filesystem.h"
-
-static int
-test_parse_sysfs_value(void)
-{
- char filename[PATH_MAX] = "";
- char proc_path[PATH_MAX];
- char file_template[] = "/tmp/eal_test_XXXXXX";
- int tmp_file_handle = -1;
- FILE *fd = NULL;
- unsigned valid_number;
- unsigned long retval = 0;
-
-#ifdef RTE_EXEC_ENV_BSDAPP
- /* BSD doesn't have /proc/pid/fd */
- return 0;
-#endif
-
- printf("Testing function eal_parse_sysfs_value()\n");
-
- /* get a temporary filename to use for all tests - create temp file handle and then
- * use /proc to get the actual file that we can open */
- tmp_file_handle = mkstemp(file_template);
- if (tmp_file_handle == -1) {
- perror("mkstemp() failure");
- goto error;
- }
- snprintf(proc_path, sizeof(proc_path), "/proc/self/fd/%d", tmp_file_handle);
- if (readlink(proc_path, filename, sizeof(filename)) < 0) {
- perror("readlink() failure");
- goto error;
- }
- printf("Temporary file is: %s\n", filename);
-
- /* test we get an error value if we use file before it's created */
- printf("Test reading a missing file ...\n");
- if (eal_parse_sysfs_value("/dev/not-quite-null", &retval) == 0) {
- printf("Error with eal_parse_sysfs_value() - returned success on reading empty file\n");
- goto error;
- }
- printf("Confirmed return error when reading empty file\n");
-
- /* test reading a valid number value with "\n" on the end */
- printf("Test reading valid values ...\n");
- valid_number = 15;
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fprintf(fd,"%u\n", valid_number);
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) < 0) {
- printf("eal_parse_sysfs_value() returned error - test failed\n");
- goto error;
- }
- if (retval != valid_number) {
- printf("Invalid value read by eal_parse_sysfs_value() - test failed\n");
- goto error;
- }
- printf("Read '%u\\n' ok\n", valid_number);
-
- /* test reading a valid hex number value with "\n" on the end */
- valid_number = 25;
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fprintf(fd,"0x%x\n", valid_number);
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) < 0) {
- printf("eal_parse_sysfs_value() returned error - test failed\n");
- goto error;
- }
- if (retval != valid_number) {
- printf("Invalid value read by eal_parse_sysfs_value() - test failed\n");
- goto error;
- }
- printf("Read '0x%x\\n' ok\n", valid_number);
-
- printf("Test reading invalid values ...\n");
-
- /* test reading an empty file - expect failure!*/
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) == 0) {
- printf("eal_parse_sysfs_value() read invalid value - test failed\n");
- goto error;
- }
-
- /* test reading a valid number value *without* "\n" on the end - expect failure!*/
- valid_number = 3;
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fprintf(fd,"%u", valid_number);
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) == 0) {
- printf("eal_parse_sysfs_value() read invalid value - test failed\n");
- goto error;
- }
-
- /* test reading a valid number value followed by string - expect failure!*/
- valid_number = 3;
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fprintf(fd,"%uJ\n", valid_number);
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) == 0) {
- printf("eal_parse_sysfs_value() read invalid value - test failed\n");
- goto error;
- }
-
- /* test reading a non-numeric value - expect failure!*/
- fd = fopen(filename,"w");
- if (fd == NULL) {
- printf("line %d, Error opening %s: %s\n", __LINE__, filename, strerror(errno));
- goto error;
- }
- fprintf(fd,"error\n");
- fclose(fd);
- fd = NULL;
- if (eal_parse_sysfs_value(filename, &retval) == 0) {
- printf("eal_parse_sysfs_value() read invalid value - test failed\n");
- goto error;
- }
-
- close(tmp_file_handle);
- unlink(filename);
- printf("eal_parse_sysfs_value() - OK\n");
- return 0;
-
-error:
- if (fd)
- fclose(fd);
- if (tmp_file_handle > 0)
- close(tmp_file_handle);
- if (filename[0] != '\0')
- unlink(filename);
- return -1;
-}
-
-static int
-test_eal_fs(void)
-{
- if (test_parse_sysfs_value() < 0)
- return -1;
- return 0;
-}
-
-REGISTER_TEST_COMMAND(eal_fs_autotest, test_eal_fs);
Code Review / deb_dpdk.git / blobdiff