diff options
Diffstat (limited to 'kernel/src/filesystem/device_file.cpp')
| -rw-r--r-- | kernel/src/filesystem/device_file.cpp | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/kernel/src/filesystem/device_file.cpp b/kernel/src/filesystem/device_file.cpp index 48ed20d..26c7511 100644 --- a/kernel/src/filesystem/device_file.cpp +++ b/kernel/src/filesystem/device_file.cpp @@ -4,6 +4,9 @@ #include "kernel/devices/block_device.hpp" #include "kernel/devices/device.hpp" +#include "kernel/filesystem/device_inode.hpp" +#include "kernel/filesystem/file.hpp" +#include "kernel/filesystem/inode.hpp" #include <kstd/cstring> #include <kstd/memory> @@ -14,18 +17,18 @@ namespace filesystem { - device_file::device_file(kstd::shared_ptr<devices::device> const & device) - : m_device(device) + device_file::device_file(kstd::shared_ptr<inode> const & inode) + : file(inode) { - if (!m_device) + if (!m_inode->is_device()) { - kapi::system::panic("[FILESYSTEM] device_file constructed with null device."); + kapi::system::panic("[FILESYSTEM] device_file constructed with non-device inode."); } } auto device_file::read(void * buffer, size_t offset, size_t size) const -> size_t { - if (m_device->is_block_device()) + if (device()->is_block_device()) { return process_blocks(offset, size, buffer, [](size_t idx, size_t off, size_t len, size_t done, devices::block_device * device, @@ -50,7 +53,7 @@ namespace filesystem auto device_file::write(void const * buffer, size_t offset, size_t size) -> size_t { - if (m_device->is_block_device()) + if (device()->is_block_device()) { return process_blocks(offset, size, const_cast<void *>(buffer), [](size_t idx, size_t off, size_t len, size_t done, devices::block_device * device, @@ -78,7 +81,7 @@ namespace filesystem { if (buffer == nullptr) { - kapi::system::panic("[FILESYSTEM] device_file::write called with null buffer."); + kapi::system::panic("[FILESYSTEM] device_file::process_blocks called with null buffer."); } if (size == 0) @@ -86,7 +89,7 @@ namespace filesystem return 0; } - auto * block_dev = static_cast<devices::block_device *>(m_device.get()); + auto * block_dev = static_cast<devices::block_device *>(device().get()); if (block_dev == nullptr) { kapi::system::panic("[FILESYSTEM] device_file: expected block_device."); @@ -116,4 +119,10 @@ namespace filesystem return processed; } + + auto device_file::device() const -> kstd::shared_ptr<devices::device> const & + { + auto inode = static_cast<device_inode *>(m_inode.get()); + return inode->device(); + } } // namespace filesystem |