src/libgdbus/libgdbus.c
src/libsystemd/libsystemd.c
src/libcommon/ini-parser.c
+ src/libcommon/file.c
)
SET(HEADERS
src/libgdbus/libgdbus.h
--- /dev/null
+/*
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * 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.
+ */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include "file.h"
+
+#define SHARED_H_BUF_MAX 255
+
+int sys_read_buf(char *file, char *buf, int len)
+{
+ int fd, r;
+
+ if (!file || !buf || len < 0)
+ return -EINVAL;
+
+ fd = open(file, O_RDONLY);
+ if (fd == -1)
+ return -errno;
+
+ r = read(fd, buf, len);
+ if ((r >= 0) && (r < len))
+ buf[r] = '\0';
+ else {
+ buf[0] = '\0';
+ r = -EIO;
+ }
+
+ close(fd);
+
+ return r;
+}
+
+int sys_write_buf(char *file, char *buf)
+{
+ int fd, r;
+
+ if (!file || !buf)
+ return -EINVAL;
+
+ fd = open(file, O_WRONLY);
+ if (fd == -1)
+ return -errno;
+
+ r = write(fd, buf, strlen(buf));
+ if (r < 0)
+ r = -EIO;
+
+ close(fd);
+
+ return 0;
+}
+
+int sys_get_int(char *fname, int *val)
+{
+ char buf[SHARED_H_BUF_MAX];
+ int r;
+
+ if (!fname || !val)
+ return -EINVAL;
+
+ r = sys_read_buf(fname, buf, sizeof(buf));
+ if (r > 0) {
+ *val = atoi(buf);
+ } else {
+ *val = -1;
+ r = -EIO;
+ }
+
+ return r;
+}
+
+int sys_get_str(char *fname, char *str, int len)
+{
+ int r;
+
+ if (!fname || !str || len < 0)
+ return -EINVAL;
+
+ r = sys_read_buf(fname, str, len);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+int sys_set_int(char *fname, int val)
+{
+ char buf[SHARED_H_BUF_MAX];
+ int r;
+
+ if (!fname)
+ return -EINVAL;
+
+ snprintf(buf, sizeof(buf), "%d", val);
+ r = sys_write_buf(fname, buf);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+int sys_set_str(char *fname, char *val)
+{
+ int r;
+
+ if (!fname || !val)
+ return -EINVAL;
+
+ r = sys_write_buf(fname, val);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
#ifndef __LIBCOMMON_FILE_H__
#define __LIBCOMMON_FILE_H__
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#define SHARED_H_BUF_MAX 255
-
-static inline int sys_read_buf(char *file, char *buf, int len)
-{
- int fd, r;
-
- if (!file || !buf || len < 0)
- return -EINVAL;
-
- fd = open(file, O_RDONLY);
- if (fd == -1)
- return -ENOENT;
-
- r = read(fd, buf, len);
- close(fd);
- if ((r >= 0) && (r < len))
- buf[r] = '\0';
- else
- return -EIO;
-
- return 0;
-}
-
-static inline int sys_write_buf(char *file, char *buf)
-{
- int fd, r;
-
- if (!file || !buf)
- return -EINVAL;
-
- fd = open(file, O_WRONLY);
- if (fd == -1)
- return -EPERM;
-
- r = write(fd, buf, strlen(buf));
- close(fd);
- if (r < 0)
- return -EIO;
-
- return 0;
-}
-
-static inline int sys_get_int(char *fname, int *val)
-{
- char buf[SHARED_H_BUF_MAX];
- int r;
-
- if (!fname || !val)
- return -EINVAL;
-
- r = sys_read_buf(fname, buf, sizeof(buf));
- if (r < 0)
- return r;
-
- *val = atoi(buf);
- return 0;
-}
-
-static inline int sys_get_str(char *fname, char *str, int len)
-{
- int r;
-
- if (!fname || !str || len < 0)
- return -EINVAL;
-
- r = sys_read_buf(fname, str, len);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static inline int sys_set_int(char *fname, int val)
-{
- char buf[SHARED_H_BUF_MAX];
- int r;
-
- if (!fname)
- return -EINVAL;
-
- snprintf(buf, sizeof(buf), "%d", val);
- r = sys_write_buf(fname, buf);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static inline int sys_set_str(char *fname, char *val)
-{
- int r;
-
- if (!fname || !val)
- return -EINVAL;
-
- r = sys_write_buf(fname, val);
- if (r < 0)
- return r;
-
- return 0;
-}
+int sys_read_buf(char *file, char *buf, int len);
+int sys_write_buf(char *file, char *buf);
+int sys_get_int(char *fname, int *val);
+int sys_get_str(char *fname, char *str, int len);
+int sys_set_int(char *fname, int val);
+int sys_set_str(char *fname, char *val);
#endif /* __LIBCOMMON_FILE_H__ */