src/storage/lib/vfs/cpp/BUILD.bazel

# Copyright 2026 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

load("@rules_cc//cc:defs.bzl", "cc_library")

cc_library(
    name = "vfs_headers",
    hdrs = [
        "debug.h",
        "shared_mutex.h",
        "vfs.h",
        "vfs_types.h",
        "vnode.h",
    ] + select({
        "@platforms//os:fuchsia": [
            "fuchsia_vfs.h",
            "lazy_dir.h",
            "managed_vfs.h",
            "paged_vfs.h",
            "paged_vnode.h",
            "pager_thread_pool.h",
            "pseudo_dir.h",
            "pseudo_file.h",
            "ref_counted.h",
            "remote_dir.h",
            "service.h",
            "synchronous_vfs.h",
            "ticker.h",
            "vmo_file.h",
            "watcher.h",
        ],
        "//conditions:default": [],
    }),
    includes = ["."],
    visibility = [":__pkg__"],
    deps = [
        "//sdk/fidl/fuchsia.io:fuchsia.io_cpp",
        "//sdk/lib/fdio:constants",
        "//sdk/lib/fit",
        "//zircon/system/ulib/fbl",
        "//zircon/system/ulib/zx",
    ] + select({
        "@platforms//os:fuchsia": [
            # Required for fs::FilesystemInfo
            "//sdk/fidl/fuchsia.fs:fuchsia.fs_cpp",
            # Required for fs::FuchsiaVfs and fs::Connection
            "//sdk/lib/async",
            # Required for fs::PagedVnode
            "//sdk/lib/async:async-cpp",
            # Required for fs::Vnode
            "//sdk/lib/file-lock:cpp",
        ],
        "//conditions:default": [],
    }),
    alwayslink = True,
)

cc_library(
    name = "connection",
    srcs = select({
        "@platforms//os:fuchsia": [
            "connection/advisory_lock.cc",
            "connection/connection.cc",
            "connection/directory_connection.cc",
            "connection/file_connection.cc",
            "connection/node_connection.cc",
            "connection/remote_file_connection.cc",
            "connection/stream_file_connection.cc",
        ],
        "//conditions:default": [],
    }),
    hdrs = select({
        "@platforms//os:fuchsia": [
            "connection/advisory_lock.h",
            "connection/connection.h",
            "connection/directory_connection.h",
            "connection/file_connection.h",
            "connection/node_connection.h",
            "connection/remote_file_connection.h",
            "connection/stream_file_connection.h",
        ],
        "//conditions:default": [],
    }),
    implementation_deps = [
        "//sdk/lib/stdcompat",
    ] + select({
        "@platforms//os:fuchsia": [
            "//sdk/lib/fidl",
            "//zircon/system/ulib/sync",
        ],
        "//conditions:default": [],
    }),
    includes = ["."],
    visibility = [":__pkg__"],
    deps = [
        ":vfs_headers",
    ],
    alwayslink = True,
)

cc_library(
    name = "cpp",

    # Uncomment to enable some debug log messages
    # defines = [ "FS_TRACE_DEBUG_ENABLED" ]
    srcs = [
        "debug.cc",
        "vfs.cc",
        "vfs_types.cc",
        "vnode.cc",
    ] + select({
        "@platforms//os:fuchsia": [
            "fuchsia_vfs.cc",
            "lazy_dir.cc",
            "managed_vfs.cc",
            "paged_vfs.cc",
            "paged_vnode.cc",
            "pager_thread_pool.cc",
            "pseudo_dir.cc",
            "pseudo_file.cc",
            "remote_dir.cc",
            "service.cc",
            "synchronous_vfs.cc",
            "vmo_file.cc",
            "watcher.cc",
        ],
        "//conditions:default": [],
    }),
    implementation_deps = [
        "//sdk/lib/stdcompat",
    ] + select({
        "@platforms//os:fuchsia": [
            ":connection",
            "//sdk/lib/fidl",
            "//zircon/system/ulib/sync",
        ],
        "//conditions:default": [],
    }),
    #  ________  _________  ________  ________
    # |\   ____\|\___   ___\\   __  \|\   __  \
    # \ \  \___|\|___ \  \_\ \  \|\  \ \  \|\  \
    #  \ \_____  \   \ \  \ \ \  \\\  \ \   ____\
    #   \|____|\  \   \ \  \ \ \  \\\  \ \  \___|
    #     ____\_\  \   \ \__\ \ \_______\ \__\
    #    |\_________\   \|__|  \|_______|\|__|
    #    \|_________|
    #
    # This is an allowlist for using this library. New users should prefer //sdk/lib/vfs,
    # which provides better-supported API for pseudo-filesystems.
    visibility = [
        ":__pkg__",
        "//sdk/lib/component/tests:__pkg__",
        "//sdk/lib/device-watcher/cpp:__pkg__",
        "//sdk/lib/driver/compat/cpp:__pkg__",
        "//sdk/lib/driver/power/cpp:__pkg__",
        "//sdk/lib/ld/testing:__pkg__",
        "//sdk/lib/svc:__pkg__",
        "//sdk/lib/vfs/internal:__pkg__",
        "//src/bringup/bin/console-launcher:__pkg__",
        "//src/camera/bin/device_watcher:__pkg__",
        "//src/camera/lib/fake_logical_buffer_collection:__pkg__",
        "//src/connectivity/bluetooth/hci/vendor/broadcom:__pkg__",
        "//src/connectivity/bluetooth/hci/vendor/intel:__pkg__",
        "//src/developer/debug/debug_agent:__pkg__",
        "//src/developer/debug/debug_agent/testing:__pkg__",
        "//src/developer/vsock-sshd-host:__pkg__",
        "//src/devices/bin/driver_manager:__pkg__",
        "//src/devices/bin/driver_manager/devfs:__pkg__",
        "//src/devices/testing/devmgr-integration-test-shim:__pkg__",
        "//src/devices/testing/driver-integration-test-shim:__pkg__",
        "//src/devices/tests/v2/runtime-protocol:__pkg__",
        "//src/devices/thermal/bin/fan-controller:__pkg__",
        "//src/firmware/lib/fastboot/test:__pkg__",
        "//src/firmware/paver/test:__pkg__",
        "//src/graphics/bin/vulkan_loader:__pkg__",
        "//src/graphics/bin/vulkan_loader/test:__pkg__",
        "//src/graphics/drivers/msd-arm-mali/tests/unit_tests:__pkg__",
        "//src/lib/fsl:__pkg__",
        "//src/lib/zxdump:__pkg__",
        "//src/media/audio/audio_core:__pkg__",
        "//src/media/audio/services/device_registry:__pkg__",
        "//src/media/codec/factory:__pkg__",
        "//src/performance/memory/thrasher:__pkg__",
        "//src/storage/blobfs:__pkg__",
        "//src/storage/blobfs/bin:__pkg__",
        "//src/storage/conformance/conformance_harness/cppvfs:__pkg__",
        "//src/storage/conformance/conformance_harness/memfs:__pkg__",
        "//src/storage/conformance/conformance_harness/minfs:__pkg__",
        "//src/storage/f2fs:__pkg__",
        "//src/storage/fs_test:__pkg__",
        "//src/storage/lib:__pkg__",
        "//src/storage/lib/fs_management/cpp:__pkg__",
        "//src/storage/lib/watchdog:__pkg__",
        "//src/storage/memfs:__pkg__",
        "//src/storage/memfs/test:__pkg__",
        "//src/storage/minfs:__pkg__",
        "//src/storage/minfs/test:__pkg__",
        "//src/storage/minfs/tools:__pkg__",
        "//src/storage/testing:__pkg__",
        "//src/sys/component_manager/tests/rights:__pkg__",
        "//src/tests/microbenchmarks:__pkg__",
        "//src/virtualization/packages:__pkg__",
        "//zircon/system/ulib/debugdata:__pkg__",
        "//zircon/system/ulib/debugdata/test:__pkg__",
        "//zircon/system/ulib/runtests-utils:__pkg__",
        "//zircon/system/ulib/runtests-utils/test:__pkg__",
        "//zircon/system/ulib/svc:__pkg__",
    ],
    deps = [":vfs_headers"],
)