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authorBob Moore <robert.moore@intel.com>2014-07-08 02:08:13 (GMT)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-07-08 12:22:27 (GMT)
commitff2389fe662460c71e4ee221cc223b175c231246 (patch)
tree44aa08ad98bc8f0989653b45fe6f086542a091d2 /tools/power
parentc04691292ff75a3560279bcafb1be0848ae82c23 (diff)
ACPICA: utprint/oslibcfs: cleanup - no functional change
Some cleanup and comment update. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'tools/power')
-rw-r--r--tools/power/acpi/os_specific/service_layers/oslibcfs.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/tools/power/acpi/os_specific/service_layers/oslibcfs.c b/tools/power/acpi/os_specific/service_layers/oslibcfs.c
index 2da0ce8..c13ff9c 100644
--- a/tools/power/acpi/os_specific/service_layers/oslibcfs.c
+++ b/tools/power/acpi/os_specific/service_layers/oslibcfs.c
@@ -1,6 +1,6 @@
/******************************************************************************
*
- * Module Name: oslibcfs - C library OSL for file IO
+ * Module Name: oslibcfs - C library OSL for file I/O
*
*****************************************************************************/
@@ -64,8 +64,8 @@ ACPI_MODULE_NAME("oslibcfs")
ACPI_FILE acpi_os_open_file(const char *path, u8 modes)
{
ACPI_FILE file;
- char modes_str[4];
u32 i = 0;
+ char modes_str[4];
if (modes & ACPI_FILE_READING) {
modes_str[i++] = 'r';
@@ -76,6 +76,7 @@ ACPI_FILE acpi_os_open_file(const char *path, u8 modes)
if (modes & ACPI_FILE_BINARY) {
modes_str[i++] = 'b';
}
+
modes_str[i++] = '\0';
file = fopen(path, modes_str);
@@ -90,11 +91,11 @@ ACPI_FILE acpi_os_open_file(const char *path, u8 modes)
*
* FUNCTION: acpi_os_close_file
*
- * PARAMETERS: file - File descriptor
+ * PARAMETERS: file - An open file descriptor
*
* RETURN: None.
*
- * DESCRIPTION: Close a file.
+ * DESCRIPTION: Close a file opened via acpi_os_open_file.
*
******************************************************************************/
@@ -107,14 +108,14 @@ void acpi_os_close_file(ACPI_FILE file)
*
* FUNCTION: acpi_os_read_file
*
- * PARAMETERS: file - File descriptor
+ * PARAMETERS: file - An open file descriptor
* buffer - Data buffer
* size - Data block size
* count - Number of data blocks
*
- * RETURN: Size of successfully read buffer.
+ * RETURN: Number of bytes actually read.
*
- * DESCRIPTION: Read a file.
+ * DESCRIPTION: Read from a file.
*
******************************************************************************/
@@ -135,14 +136,14 @@ acpi_os_read_file(ACPI_FILE file, void *buffer, acpi_size size, acpi_size count)
*
* FUNCTION: acpi_os_write_file
*
- * PARAMETERS: file - File descriptor
+ * PARAMETERS: file - An open file descriptor
* buffer - Data buffer
* size - Data block size
* count - Number of data blocks
*
- * RETURN: Size of successfully written buffer.
+ * RETURN: Number of bytes actually written.
*
- * DESCRIPTION: Write a file.
+ * DESCRIPTION: Write to a file.
*
******************************************************************************/
@@ -164,9 +165,9 @@ acpi_os_write_file(ACPI_FILE file,
*
* FUNCTION: acpi_os_get_file_offset
*
- * PARAMETERS: file - File descriptor
+ * PARAMETERS: file - An open file descriptor
*
- * RETURN: Size of current position.
+ * RETURN: Current file pointer position.
*
* DESCRIPTION: Get current file offset.
*
@@ -177,7 +178,6 @@ long acpi_os_get_file_offset(ACPI_FILE file)
long offset;
offset = ftell(file);
-
return (offset);
}
@@ -185,8 +185,8 @@ long acpi_os_get_file_offset(ACPI_FILE file)
*
* FUNCTION: acpi_os_set_file_offset
*
- * PARAMETERS: file - File descriptor
- * offset - File offset
+ * PARAMETERS: file - An open file descriptor
+ * offset - New file offset
* from - From begin/end of file
*
* RETURN: Status

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