diff options
Diffstat (limited to 'kernel/kapi/filesystem.cpp')
| -rw-r--r-- | kernel/kapi/filesystem.cpp | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/kernel/kapi/filesystem.cpp b/kernel/kapi/filesystem.cpp new file mode 100644 index 0000000..30201b7 --- /dev/null +++ b/kernel/kapi/filesystem.cpp @@ -0,0 +1,64 @@ +#include "kapi/filesystem.hpp" + +#include "kernel/filesystem/file_descriptor_table.hpp" +#include "kernel/filesystem/vfs.hpp" + +#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 open_file_description = kernel::filesystem::vfs::get().open(path)) + { + return kernel::filesystem::file_descriptor_table::get().add_file(open_file_description); + } + + return -1; + } + + auto close(int fd) -> int + { + return kernel::filesystem::file_descriptor_table::get().remove_file(fd); + } + + auto read(int fd, void * buffer, size_t size) -> ssize_t + { + if (auto open_file_description = kernel::filesystem::file_descriptor_table::get().get_file(fd)) + { + return open_file_description->read(buffer, size); + } + + return -1; + } + + auto write(int fd, void const * buffer, size_t size) -> ssize_t + { + if (auto open_file_description = kernel::filesystem::file_descriptor_table::get().get_file(fd)) + { + return open_file_description->write(buffer, size); + } + + return -1; + } +} // namespace kapi::filesystem
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