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#include <kapi/filesystem.hpp>
#include <kernel/filesystem/file_descriptor_table.hpp>
#include <kernel/filesystem/open_file_description.hpp>
#include <kernel/filesystem/vfs.hpp>
#include <kstd/memory>
#include <cstddef>
#include <string_view>
#include <sys/types.h>
namespace kapi::filesystem
{
auto mount(std::string_view source, std::string_view target) -> int
{
if (kernel::filesystem::vfs::get().do_mount(source, target) == kernel::filesystem::vfs::operation_result::success)
{
return 0;
}
return -1;
}
auto umount(std::string_view target) -> int
{
if (kernel::filesystem::vfs::get().unmount(target) == kernel::filesystem::vfs::operation_result::success)
{
return 0;
}
return -1;
}
auto open(std::string_view path) -> int
{
if (auto dentry = kernel::filesystem::vfs::get().open(path))
{
auto open_file_description = kstd::make_shared<kernel::filesystem::open_file_description>(dentry->get_inode());
return kernel::filesystem::file_descriptor_table::get().add_file(open_file_description);
}
return -1;
}
auto close(int file_descriptor) -> int
{
return kernel::filesystem::file_descriptor_table::get().remove_file(file_descriptor);
}
auto read(int file_descriptor, void * buffer, size_t size) -> ssize_t
{
if (auto open_file_description = kernel::filesystem::file_descriptor_table::get().get_file(file_descriptor))
{
return open_file_description->read(buffer, size);
}
return -1;
}
auto write(int file_descriptor, void const * buffer, size_t size) -> ssize_t
{
if (auto open_file_description = kernel::filesystem::file_descriptor_table::get().get_file(file_descriptor))
{
return open_file_description->write(buffer, size);
}
return -1;
}
} // namespace kapi::filesystem
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