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Diffstat (limited to 'hw/shared.c')
-rw-r--r--hw/shared.c129
1 files changed, 0 insertions, 129 deletions
diff --git a/hw/shared.c b/hw/shared.c
deleted file mode 100644
index b6401c1..0000000
--- a/hw/shared.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * device-node
- *
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
- *
- * 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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-
-#define BUF_MAX 255
-
-static 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 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;
-}
-
-int sys_get_int(char *fname, int *val)
-{
- char buf[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;
-}
-
-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[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;
-}