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authorPaweł Szewczyk <p.szewczyk@samsung.com>2018-06-13 12:33:53 (GMT)
committerPaweł Szewczyk <p.szewczyk@samsung.com>2018-06-26 13:40:14 (GMT)
commitb4870ff67b9e6b4e143f028b34b4faef17c989fb (patch)
tree69aab18903412b93ca9420516a515e40eb866f20
parent3e5d642ba1a6eba5541e68422120b8ad64bd14a6 (diff)
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Move code from 'shared' files to common packagerefs/changes/20/181420/4
Change-Id: Idd38578a32f5b415d7c2f9f0bcf37e7a71bcf770 Signed-off-by: Paweł Szewczyk <p.szewczyk@samsung.com>
-rw-r--r--CMakeLists.txt2
-rw-r--r--hw/shared.c129
-rw-r--r--hw/shared.h43
3 files changed, 173 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bdba1d1..380ffb1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,7 +40,7 @@ TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${rpkgs_LDFLAGS} "-ldl")
SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES SOVERSION ${VERSION})
INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR} COMPONENT RuntimeLibraries)
-ADD_LIBRARY(hwcommon SHARED hw/common.c hw/systemd.c)
+ADD_LIBRARY(hwcommon SHARED hw/common.c hw/systemd.c hw/shared.c)
TARGET_LINK_LIBRARIES(hwcommon ${rpkgs_LDFLAGS} "-ldl")
SET_TARGET_PROPERTIES(hwcommon PROPERTIES SOVERSION ${VERSION})
INSTALL(TARGETS hwcommon DESTINATION ${LIB_INSTALL_DIR} COMPONENT RuntimeLibraries)
diff --git a/hw/shared.c b/hw/shared.c
new file mode 100644
index 0000000..b6401c1
--- /dev/null
+++ b/hw/shared.c
@@ -0,0 +1,129 @@
+/*
+ * 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;
+}
diff --git a/hw/shared.h b/hw/shared.h
new file mode 100644
index 0000000..da51ca4
--- /dev/null
+++ b/hw/shared.h
@@ -0,0 +1,43 @@
+/*
+ * libdevice-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.
+ */
+
+
+#ifndef __HW_DEFAULT_SHARED_H__
+#define __HW_DEFAULT_SHARED_H__
+
+#define FEATURE_HARDWARE_DLOG
+#ifdef FEATURE_HARDWARE_DLOG
+#define LOG_TAG "HARDWARE"
+#include <dlog.h>
+#define _I(fmt, args...) SLOGI(fmt, ##args)
+#define _D(fmt, args...) SLOGD(fmt, ##args)
+#define _E(fmt, args...) SLOGE(fmt, ##args)
+#else
+#define _I(x, ...) do { } while (0)
+#define _D(x, ...) do { } while (0)
+#define _E(x, ...) do { } while (0)
+#endif
+
+#define ARRAY_SIZE(name) (sizeof(name)/sizeof(name[0]))
+
+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