kapi/fs: use spans for byte ranges

1 files changed, 3 insertions, 4 deletions

diff --git a/kapi/kapi/filesystem.hpp b/kapi/kapi/filesystem.hpp
index 1656a17f..316e5407 100644
--- a/kapi/kapi/filesystem.hpp
+++ b/kapi/kapi/filesystem.hpp
@@ -6,6 +6,7 @@
 
 #include <cstddef>
 #include <expected>
+#include <span>
 #include <string_view>
 
 namespace kapi::filesystem
@@ -55,21 +56,19 @@ namespace kapi::filesystem
   @brief Reads @p size bytes into @p buffer from a @p file_descriptor.
   @param file_descriptor The file descriptor to read from.
   @param buffer The buffer to store the read data.
-  @param size The number of bytes to read.
   @return The number of bytes read on success, an error code otherwise.
   @qualifier kernel-defined
   */
-  auto read(size_t file_descriptor, void * buffer, size_t size) -> std::expected<std::size_t, kstd::error_code>;
+  auto read(size_t file_descriptor, std::span<std::byte> buffer) -> std::expected<std::size_t, kstd::error_code>;
 
   /**
   @brief Writes @p size bytes from @p buffer to a @p file_descriptor.
   @param file_descriptor The file descriptor to write to.
   @param buffer The buffer containing the data to write.
-  @param size The number of bytes to write.
   @return The number of bytes written on success, an error code otherwise.
   @qualifier kernel-defined
   */
-  auto write(size_t file_descriptor, void const * buffer, size_t size) -> std::expected<std::size_t, kstd::error_code>;
+  auto write(size_t file_descriptor, std::span<std::byte const> buffer) -> std::expected<std::size_t, kstd::error_code>;
 
   /**
   @brief Creates a new directory at the specified @p path.