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Diffstat (limited to 'src/core/utils/misc/MMappedFile.cpp')
-rw-r--r--src/core/utils/misc/MMappedFile.cpp30
1 files changed, 14 insertions, 16 deletions
diff --git a/src/core/utils/misc/MMappedFile.cpp b/src/core/utils/misc/MMappedFile.cpp
index 0b9414107e..a467cb3320 100644
--- a/src/core/utils/misc/MMappedFile.cpp
+++ b/src/core/utils/misc/MMappedFile.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2019 Arm Limited.
+ * Copyright (c) 2019, 2022 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
@@ -21,18 +21,17 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
-#if !defined(BARE_METAL)
+#if !defined(_WIN64) && !defined(BARE_METAL)
#include "arm_compute/core/utils/misc/MMappedFile.h"
#include <cstdio>
#include <cstring>
-#include <tuple>
-
#include <fcntl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/types.h>
+#include <tuple>
#include <unistd.h>
namespace arm_compute
@@ -53,7 +52,7 @@ std::pair<size_t, bool> get_file_size(const std::string &filename)
{
struct stat st; // NOLINT
memset(&st, 0, sizeof(struct stat));
- if(stat(filename.c_str(), &st) == 0)
+ if (stat(filename.c_str(), &st) == 0)
{
return std::make_pair(st.st_size, true);
}
@@ -73,8 +72,7 @@ size_t get_page_size()
}
} // namespace
-MMappedFile::MMappedFile()
- : _filename(), _file_size(0), _map_size(0), _map_offset(0), _fp(nullptr), _data(nullptr)
+MMappedFile::MMappedFile() : _filename(), _file_size(0), _map_size(0), _map_offset(0), _fp(nullptr), _data(nullptr)
{
}
@@ -92,14 +90,14 @@ MMappedFile::~MMappedFile()
bool MMappedFile::map(const std::string &filename, size_t size, size_t offset)
{
// Check if file is mapped
- if(is_mapped())
+ if (is_mapped())
{
return false;
}
// Open file
_fp = fopen(filename.c_str(), "a+be");
- if(_fp == nullptr)
+ if (_fp == nullptr)
{
return false;
}
@@ -107,26 +105,26 @@ bool MMappedFile::map(const std::string &filename, size_t size, size_t offset)
// Extract file descriptor
int fd = fileno(_fp);
bool status = fd >= 0;
- if(status)
+ if (status)
{
// Get file size
std::tie(_file_size, status) = get_file_size(_filename);
- if(status)
+ if (status)
{
// Map all file from offset if map size is 0
_map_size = (size == 0) ? _file_size : size;
_map_offset = offset;
// Check offset mapping
- if((_map_offset > _file_size) || (_map_offset % get_page_size() != 0))
+ if ((_map_offset > _file_size) || (_map_offset % get_page_size() != 0))
{
status = false;
}
else
{
// Truncate to file size
- if(_map_offset + _map_size > _file_size)
+ if (_map_offset + _map_size > _file_size)
{
_map_size = _file_size - _map_offset;
}
@@ -137,7 +135,7 @@ bool MMappedFile::map(const std::string &filename, size_t size, size_t offset)
}
}
- if(!status)
+ if (!status)
{
fclose(_fp);
}
@@ -148,14 +146,14 @@ bool MMappedFile::map(const std::string &filename, size_t size, size_t offset)
void MMappedFile::release()
{
// Unmap file
- if(_data != nullptr)
+ if (_data != nullptr)
{
::munmap(_data, _file_size);
_data = nullptr;
}
// Close file
- if(_fp != nullptr)
+ if (_fp != nullptr)
{
fclose(_fp);
_fp = nullptr;