-/******************************************************************************
-*
-* Copyright (c) 2019 Intel.
-*
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-*
-* http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*
-*******************************************************************************/
-/**
- * @brief This file provides implementation of synchronization related APIs (PTP/1588)
- * for XRAN.
- *
- * @file xran_sync_api.c
- * @ingroup group_lte_source_xran
- * @author Intel Corporation
- *
- **/
-
-#include <assert.h>
-#include <dirent.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "xran_sync_api.h"
-#include "xran_printf.h"
-
-#define BUF_LEN 256
-#define PROC_DIR "/proc"
-#define COMM_FILE "comm"
-#define PMC_CMD "pmc -u -b 0 'GET PORT_DATA_SET'"
-#define PTP4L_PROC_NAME "ptp4l"
-#define PHC2SYS_PROC_NAME "phc2sys"
-
-static int find_substr(const char *str, const unsigned int str_len,
- const char *substr, const unsigned int substr_len)
-{
- assert(str);
- assert(substr);
- unsigned int ind = 0;
-
- while (ind + substr_len <= str_len) {
- if (0 == strncmp(&str[ind], substr, substr_len))
- return 0;
- ++ind;
- }
- return 1;
-}
-
-static int is_process_running(char *pname)
-{
- char full_path[BUF_LEN] = {0};
- char read_proc_name[BUF_LEN] = {0};
- int res = 1;
- DIR *dir = opendir(PROC_DIR);
- if (NULL == dir) {
- return 1;
- }
-
- struct dirent *entry = NULL;
- while (entry = readdir(dir)) {
- long pid = atol(entry->d_name);
- if (0 == pid)
- continue;
- sprintf(full_path, "%s/%ld/%s", PROC_DIR, pid, COMM_FILE);
- FILE *proc_name_file = fopen(full_path, "r");
- if (NULL == proc_name_file)
- continue;
- fgets( read_proc_name, BUF_LEN, proc_name_file);
- if (0 == strncmp(read_proc_name, pname, strlen(pname))) {
- res = 0;
- fclose(proc_name_file);
- break;
- }
- fclose(proc_name_file);
- }
- closedir(dir);
- return res;
-}
-
-static int check_ptp_status()
-{
- char pmc_out_line[BUF_LEN];
- const char *keywords[2] = {"portState", "SLAVE"};
- int res = 1;
- FILE *pmc_pipe = popen(PMC_CMD, "r");
- if (NULL == pmc_pipe)
- return 1;
-
- while(fgets(pmc_out_line, BUF_LEN, pmc_pipe)) {
- if (0 == find_substr(pmc_out_line, strlen(pmc_out_line), keywords[0],
- strlen(keywords[0]))) {
- if (0 == find_substr(pmc_out_line, strlen(pmc_out_line),
- keywords[1], strlen(keywords[1]))) {
- res = 0;
- break;
- }
- }
- }
- fclose(pmc_pipe);
- return res;
-}
-
-int xran_is_synchronized()
-{
- int res = 0;
- res |= is_process_running(PTP4L_PROC_NAME);
- print_dbg("PTP4L_PROC_NAME %d\n", res);
- res |= is_process_running(PHC2SYS_PROC_NAME);
- print_dbg("PHC2SYS_PROC_NAME %d\n", res);
- res |= check_ptp_status();
- print_dbg("check_ptp_status %d\n", res);
- return res;
-}
+/******************************************************************************\r
+*\r
+* Copyright (c) 2019 Intel.\r
+*\r
+* Licensed under the Apache License, Version 2.0 (the "License");\r
+* you may not use this file except in compliance with the License.\r
+* You may obtain a copy of the License at\r
+*\r
+* http://www.apache.org/licenses/LICENSE-2.0\r
+*\r
+* Unless required by applicable law or agreed to in writing, software\r
+* distributed under the License is distributed on an "AS IS" BASIS,\r
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+* See the License for the specific language governing permissions and\r
+* limitations under the License.\r
+*\r
+*******************************************************************************/\r
+/**\r
+ * @brief This file provides implementation of synchronization related APIs (PTP/1588)\r
+ * for XRAN.\r
+ *\r
+ * @file xran_sync_api.c\r
+ * @ingroup group_lte_source_xran\r
+ * @author Intel Corporation\r
+ *\r
+ **/\r
+\r
+#include <assert.h>\r
+#include <dirent.h>\r
+#include <stdio.h>\r
+#include <stdlib.h>\r
+#include <string.h>\r
+\r
+#include "xran_sync_api.h"\r
+#include "xran_printf.h"\r
+\r
+#define BUF_LEN 256\r
+#define PROC_DIR "/proc"\r
+#define COMM_FILE "comm"\r
+#define PMC_CMD "pmc -u -b 0 'GET PORT_DATA_SET'"\r
+#define PTP4L_PROC_NAME "ptp4l"\r
+#define PHC2SYS_PROC_NAME "phc2sys"\r
+\r
+static int find_substr(const char *str, const unsigned int str_len,\r
+ const char *substr, const unsigned int substr_len)\r
+{\r
+ assert(str);\r
+ assert(substr);\r
+ unsigned int ind = 0;\r
+\r
+ while (ind + substr_len <= str_len) {\r
+ if (0 == strncmp(&str[ind], substr, substr_len))\r
+ return 0;\r
+ ++ind;\r
+ }\r
+ return 1;\r
+}\r
+\r
+static int is_process_running(char *pname)\r
+{\r
+ char full_path[BUF_LEN] = {0};\r
+ char read_proc_name[BUF_LEN] = {0};\r
+ int res = 1;\r
+ DIR *dir = opendir(PROC_DIR);\r
+ if (NULL == dir) {\r
+ return 1;\r
+ }\r
+\r
+ struct dirent *entry = NULL;\r
+ while (entry = readdir(dir)) {\r
+ long pid = atol(entry->d_name);\r
+ if (0 == pid)\r
+ continue;\r
+ sprintf(full_path, "%s/%ld/%s", PROC_DIR, pid, COMM_FILE);\r
+ FILE *proc_name_file = fopen(full_path, "r");\r
+ if (NULL == proc_name_file)\r
+ continue;\r
+ fgets( read_proc_name, BUF_LEN, proc_name_file);\r
+ if (0 == strncmp(read_proc_name, pname, strlen(pname))) {\r
+ res = 0;\r
+ fclose(proc_name_file);\r
+ break;\r
+ }\r
+ fclose(proc_name_file);\r
+ }\r
+ closedir(dir);\r
+ return res;\r
+}\r
+\r
+static int check_ptp_status()\r
+{\r
+ char pmc_out_line[BUF_LEN];\r
+ const char *keywords[2] = {"portState", "SLAVE"};\r
+ int res = 1;\r
+ FILE *pmc_pipe = popen(PMC_CMD, "r");\r
+ if (NULL == pmc_pipe)\r
+ return 1;\r
+\r
+ while(fgets(pmc_out_line, BUF_LEN, pmc_pipe)) {\r
+ if (0 == find_substr(pmc_out_line, strlen(pmc_out_line), keywords[0],\r
+ strlen(keywords[0]))) {\r
+ if (0 == find_substr(pmc_out_line, strlen(pmc_out_line),\r
+ keywords[1], strlen(keywords[1]))) {\r
+ res = 0;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ fclose(pmc_pipe);\r
+ return res;\r
+}\r
+\r
+int xran_is_synchronized()\r
+{\r
+ int res = 0;\r
+ res |= is_process_running(PTP4L_PROC_NAME);\r
+ print_dbg("PTP4L_PROC_NAME %d\n", res);\r
+ res |= is_process_running(PHC2SYS_PROC_NAME);\r
+ print_dbg("PHC2SYS_PROC_NAME %d\n", res);\r
+ res |= check_ptp_status();\r
+ print_dbg("check_ptp_status %d\n", res);\r
+ return res;\r
+}\r