# This file is leveraged to build downstream drivers. See examples at https://github.com/microsoft/Windows-rust-drivers-samples

[config]
min_version = "0.37.16"
init_task = "wdk-build-init"
reduce_output = false

[env]
# This allows all workspace members to access this makefile
CARGO_MAKE_EXTEND_WORKSPACE_MAKEFILE = true

# CARGO_MAKE_CARGO_BUILD_TEST_FLAGS is set to "--all-features" by default in cargo-make: https://github.com/sagiegurari/cargo-make/blob/c0abc4d0ae1bcc03adde22b63fa0accc4af2b3bc/src/lib/descriptor/makefiles/stable.toml#L31
# This is set to "" here to match the default behavior of Cargo. 
CARGO_MAKE_CARGO_BUILD_TEST_FLAGS = { unset = true }

# rust-script condition_script's return `Err` to signal that the task should not be run. Hide Err backtraces by default to keep output cleaner.
RUST_LIB_BACKTRACE = 0

WDK_BUILD_BASE_INFVERIF_FLAGS = "/v"

[plugins.impl.rust-env-update]
script = '''
assert ${task.has_script} "script is required for rust-env-update plugin"
assert_eq ${task.script_runner} @rust "script_runner must be set to @rust for rust-env-update plugin"

cargo_make_rust_script_provider = get_env CARGO_MAKE_RUST_SCRIPT_PROVIDER
assert_eq ${cargo_make_rust_script_provider} rust-script "rust-env-update plugin is only compatible with rust-script"

taskjson = json_parse ${task.as_json}

# Install dependency crate
out = exec --fail-on-error cargo install ${taskjson.install_crate.crate_name} --version ${taskjson.install_crate.min_version}
assert_eq ${out.code} 0 "[tasks.${task.name}]'s install_crate failed with exit code: ${out.code}\nstdout:\n${out.stdout}\nstderr:\n${out.stderr}"

# Enable rust-env-update's rust-script cache (Note: when developing locally on WDR itself, rust-script.exe --clear-cache can be used to force a rebuild of the script's wdk-build dependency)
filepath = set "${CARGO_MAKE_CRATE_CUSTOM_TRIPLE_TARGET_DIRECTORY}/cargo-make-script/${task.name}/rust-env-update.rs"
# If a file already exists, only overwrite it if the script has changed (so that rust-script caching can be leveraged)
if is_file ${filepath}
    old_hash = digest --algo sha256 --file ${filepath}
    new_hash = digest --algo sha256 ${taskjson.script}
    if not eq ${old_hash} ${new_hash}
        writefile ${filepath} ${taskjson.script}
    end
else
    writefile ${filepath} ${taskjson.script}
end

# Append cli args to task args
task_args = array_join ${task.args} " "
cli_args = array_join ${flow.cli.args} " "
combined_args = concat ${cli_args} " " ${task_args}
combined_args = trim ${combined_args}

# Execute rust-script
out = exec --fail-on-error rust-script --base-path ${taskjson.env.CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY} ${CARGO_MAKE_CRATE_CUSTOM_TRIPLE_TARGET_DIRECTORY}/cargo-make-script/${task.name}/rust-env-update.rs %{combined_args}
assert_eq ${out.code} 0 "[tasks.${task.name}]'s script failed with exit code: ${out.code}\nstdout:\n${out.stdout}\nstderr:\n${out.stderr}\nThe temporary rust-script file is located at ${CARGO_MAKE_CRATE_CUSTOM_TRIPLE_TARGET_DIRECTORY}/cargo-make-script/${task.name}/rust-env-update.rs"

if contains ${combined_args} "--help"
    println ${out.stdout}

    # If help was triggered, exit with code 1 to prevent the rest of the makefile from running
    exit 1
end

# Set cargo-make env vars based on output of rust-script
script_output = trim ${out.stdout}
if not is_empty ${script_output}
    script_output_array = split ${script_output} \n

    # Search the stdout output of the script, with the following behaviours for each line:
    # 1. If the line is between the "FORWARDING ARGS TO CARGO-MAKE:" start delimited and the "END OF FORWARDING ARGS TO CARGO-MAKE" end delimiter, update the cargo-make process' environment variables based on the key-value pairs in the line.
    # 2. If the line is not between the start and end delimiters, print the line normally.
    looking_for_start_delimiter = set true
    for line in ${script_output_array}
        if ${looking_for_start_delimiter}
            if eq ${line} "FORWARDING ARGS TO CARGO-MAKE:"
                looking_for_start_delimiter = set false
            else
                # Any output not surrounded by the start and end delimiter lines should be printed normally
                println ${line}
            end
        else
            if eq ${line} "END OF FORWARDING ARGS TO CARGO-MAKE"
                looking_for_start_delimiter = set true
            else
                # Set cargo-make env_var based on line output
                parts = split ${line} =
                key = array_get ${parts} 0
                value = array_get ${parts} 1
                set_env ${key} ${value}
            end
        end
    end
    assert ${looking_for_start_delimiter} "A matching \"END OF FORWARDING ARGS TO CARGO-MAKE\" for a \"FORWARDING ARGS TO CARGO-MAKE:\" was not found in script output."
end
'''

# This plugin adds support for cargo-make's emulated workspace feature to work on emulated workspace members which are Cargo workspaces themselves.
# Since Cargo workspaces are not detected in cargo-make emulated workspace members, the task is rerun in a forked subprocess with the CARGO_MAKE_CRATE_CURRENT_WORKSPACE_MEMBER env var unset to allow cargo-make's workspace detection to run.
[plugins.impl.nested-cargo-workspace-in-cargo-make-emulated-workspace-support]
script = '''
# If current flow is executing in a Cargo workspace, which is a member of a cargo-make emulated workspace
if ${CARGO_MAKE_WORKSPACE_EMULATION} and ${CARGO_MAKE_CRATE_IS_WORKSPACE}

    # Re-run the task in a forked subprocess, allowing cargo-make to run in a workspace context (i.e. running on each of the members of the Cargo workspace)
    echo Executing \"${task.name}\" Task in a forked subprocess to run on Cargo workspace: ${CARGO_MAKE_CRATE_CURRENT_WORKSPACE_MEMBER}

    # Unset the CARGO_MAKE_CRATE_CURRENT_WORKSPACE_MEMBER env var to allow cargo-make's workspace detection to run 
    unset_env CARGO_MAKE_CRATE_CURRENT_WORKSPACE_MEMBER

    cm_plugin_run_custom_task "{\"run_task\":{\"name\":\"${task.name}\",\"fork\":true}}"
else
    cm_plugin_run_task
end
'''

[tasks.wdk-build-init]
private = true
install_crate = { crate_name = "rust-script", min_version = "0.30.0" }
plugin = "rust-env-update"
script_runner = "@rust"
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

let cli_env_vars = wdk_build::cargo_make::validate_command_line_args();
let path_env_vars = wdk_build::cargo_make::setup_path()?;
let wdk_version_env_vars = wdk_build::cargo_make::setup_wdk_version()?;

wdk_build::cargo_make::forward_printed_env_vars(
    cli_env_vars.into_iter().chain(path_env_vars).chain(wdk_version_env_vars),
);
'''

[tasks.setup-wdk-config-env-vars]
# This exists as a separate task outside of `wdk-build-init` so that any wdk-metadata-detection errors can be a hard error, without failing every task flow that executes on non-driver crates in the workspace.
private = true
install_crate = { crate_name = "rust-script", min_version = "0.30.0" }
plugin = "rust-env-update"
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

let serialized_wdk_metadata_map = wdk_build::metadata::to_map_with_prefix::<std::collections::BTreeMap<_, _>>(
    "WDK_BUILD_METADATA",
    &wdk_build::metadata::Wdk::try_from(&wdk_build::cargo_make::get_cargo_metadata()?)?,
)?;

#[cfg(not(target_os = "windows"))]
compile_error!(
    "windows-drivers-rs is designed to be run on a Windows host machine in a WDK \
    environment. Please build using a Windows target."
);

for (key, value) in &serialized_wdk_metadata_map {
    // SAFETY: this function is only conditionally compiled for windows targets, and
    // env::set_var is always safe for windows targets
    unsafe {
        std::env::set_var(key, value);
    } 
}

wdk_build::cargo_make::forward_printed_env_vars(
    serialized_wdk_metadata_map
        .into_iter()
        .map(|(key, _)| key),
);
'''

[tasks.copy-inx-to-output]
private = true
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

// Create build output directory if it doesn't exist
let output_folder_path = wdk_build::cargo_make::get_wdk_build_output_directory();
if !output_folder_path.exists() {
    std::fs::create_dir_all(&output_folder_path).expect(&format!("creation of '{}' folder should succeed", output_folder_path.display()));
}

let cargo_make_working_directory = std::env::var("CARGO_MAKE_WORKING_DIRECTORY").expect(
    "CARGO_MAKE_WORKING_DIRECTORY should be set by cargo-make via the env section of \
        rust-driver-makefile.toml",
);

let source_file = [
    cargo_make_working_directory,
    format!("{}.inx", wdk_build::cargo_make::get_current_package_name()),
]
.iter()
.collect::<std::path::PathBuf>();

let destination_file = wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
    "{}.inf",
    wdk_build::cargo_make::get_current_package_name()
));

std::fs::copy(&source_file, &destination_file).expect(&format!(
    "copy of '{}' file to '{}' file should succeed",
    source_file.display(),
    destination_file.display()
));
'''

[tasks.generate-driver-binary-file]
private = true
dependencies = ["setup-wdk-config-env-vars", "build"]
condition_script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
condition_script = '''
#!@rust

//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

wdk_build::cargo_make::condition_script(|| {
    let driver_type = std::env::var("WDK_BUILD_METADATA-DRIVER_MODEL-DRIVER_TYPE")
        .expect("WDK_BUILD_METADATA-DRIVER_MODEL-DRIVER_TYPE should be set by setup-wdk-config-env-vars cargo-make task");

    match driver_type.as_str()  {
        "WDM" | "KMDF" => Ok(()),
        _ => Err("Non-Kernel Mode Driver detected. Skipping generate-driver-binary-file task."),
    }
})?
'''
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
#!@rust

//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

let source_file = wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
    "{}.dll",
    wdk_build::cargo_make::get_current_package_name()
));

let destination_file = wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
    "{}.sys",
    wdk_build::cargo_make::get_current_package_name()
));

std::fs::copy(&source_file, &destination_file).expect(&format!(
    "copy of '{}' file to '{}' file should succeed",
    source_file.display(),
    destination_file.display()
));
'''

[tasks.stampinf]
private = true
dependencies = ["setup-wdk-config-env-vars", "copy-inx-to-output"]
env = { "WDK_BUILD_STAMPINF_WDF_FLAGS" = { source = "${WDK_BUILD_METADATA-DRIVER_MODEL-DRIVER_TYPE}", default_value = "", mapping = { "KMDF" = "-k ${WDK_BUILD_METADATA-DRIVER_MODEL-KMDF_VERSION_MAJOR}.${WDK_BUILD_METADATA-DRIVER_MODEL-TARGET_KMDF_VERSION_MINOR}", "UMDF" = "-u ${WDK_BUILD_METADATA-DRIVER_MODEL-UMDF_VERSION_MAJOR}.${WDK_BUILD_METADATA-DRIVER_MODEL-TARGET_UMDF_VERSION_MINOR}.0" } }, "WDK_BUILD_STAMPINF_ARCH" = { source = "${CARGO_MAKE_CRATE_TARGET_TRIPLE}", default_value = "UNKNOWN", mapping = { "x86_64-pc-windows-msvc" = "amd64", "aarch64-pc-windows-msvc" = "arm64" } } }
command = "stampinf"
args = [
  "-f",
  "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}.inf",
  "-d",
  "*",
  "-a",
  "${WDK_BUILD_STAMPINF_ARCH}",
  "-c",
  "${CARGO_MAKE_CRATE_FS_NAME}.cat",
  "-v",
  "*",
  "@@split(WDK_BUILD_STAMPINF_WDF_FLAGS, ,remove-empty)",
]

[tasks.infverif]
private = true
dependencies = ["setup-wdk-config-env-vars", "stampinf"]
# TODO: This should be if WDK <= GE && DRIVER_MODEL == UMDF 
env = { "WDK_BUILD_BASE_INFVERIF_FLAGS" = { source = "${WDK_BUILD_METADATA-DRIVER_MODEL-DRIVER_TYPE}", default_value = "${WDK_BUILD_BASE_INFVERIF_FLAGS} /w", mapping = { "UMDF" = "${WDK_BUILD_BASE_INFVERIF_FLAGS} /u" } } }
command = "infverif"
args = [
  "@@split(WDK_BUILD_BASE_INFVERIF_FLAGS, ,remove-empty)",
  "@@split(WDK_BUILD_ADDITIONAL_INFVERIF_FLAGS, ,remove-empty)",
  "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}.inf",
]

[tasks.copy-driver-binary-to-package]
private = true
dependencies = ["setup-wdk-config-env-vars", "generate-driver-binary-file"]
env = { "WDK_BUILD_DRIVER_EXTENSION" = { source = "${WDK_BUILD_METADATA-DRIVER_MODEL-DRIVER_TYPE}", default_value = "UNKNOWN_EXTENSION", mapping = { "WDM" = "sys", "KMDF" = "sys", "UMDF" = "dll" } } }
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

let driver_binary_extension = std::env::var("WDK_BUILD_DRIVER_EXTENSION").expect("WDK_BUILD_DRIVER_EXTENSION should be set by cargo-make");
wdk_build::cargo_make::copy_to_driver_package_folder(
    wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
        "{}.{driver_binary_extension}",
        wdk_build::cargo_make::get_current_package_name()
    )),
)?
'''

[tasks.copy-pdb-to-package]
private = true
dependencies = ["build"]
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

wdk_build::cargo_make::copy_to_driver_package_folder(
    wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
        "{}.pdb",
        wdk_build::cargo_make::get_current_package_name()
    )),
)?
'''

[tasks.copy-inf-to-package]
private = true
dependencies = ["stampinf"]
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

wdk_build::cargo_make::copy_to_driver_package_folder(
    wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
        "{}.inf",
        wdk_build::cargo_make::get_current_package_name()
    )),
)?
'''

[tasks.copy-map-to-package]
private = true
dependencies = ["build"]
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

wdk_build::cargo_make::copy_to_driver_package_folder(
    wdk_build::cargo_make::get_wdk_build_output_directory().join(format!(
        "deps/{}.map",
        wdk_build::cargo_make::get_current_package_name()
    )),
)?
'''

[tasks.inf2cat]
private = true
dependencies = ["copy-driver-binary-to-package", "copy-inf-to-package"]
env = { "WDK_BUILD_INF2CAT_OS" = { source = "${CARGO_MAKE_CRATE_TARGET_TRIPLE}", default_value = "UNKNOWN", mapping = { "x86_64-pc-windows-msvc" = "10_x64", "aarch64-pc-windows-msvc" = "Server10_arm64" } } }
command = "inf2cat"
args = [
  "/driver:${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}_package",
  "/os:${WDK_BUILD_INF2CAT_OS}",
  "/uselocaltime",
]

[tasks.generate-certificate]
private = true
condition_script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
condition_script = '''
#!@rust

//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! anyhow = "1"
//! ```
#![allow(unused_doc_comments)]

fn main() -> anyhow::Result<()> {
    wdk_build::cargo_make::generate_certificate_condition_script()
}
'''
command = "makecert"
args = [
  "-r",
  "-pe",
  "-a",
  "SHA256",
  "-eku",
  "1.3.6.1.5.5.7.3.3",
  "-ss",
  "WDRTestCertStore",                                   # FIXME: this should be a parameter
  "-n",
  "CN=WDRLocalTestCert",                                # FIXME: this should be a parameter
  "${WDK_BUILD_OUTPUT_DIRECTORY}/WDRLocalTestCert.cer",
]

[tasks.copy-certificate-to-package]
private = true
dependencies = ["generate-certificate"]
script_runner = "@rust"
script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
script = '''
//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! ```
#![allow(unused_doc_comments)]

wdk_build::cargo_make::copy_to_driver_package_folder(
    wdk_build::cargo_make::get_wdk_build_output_directory().join("WDRLocalTestCert.cer"),
)?
'''

[tasks.signtool-sign]
private = true
dependencies = ["generate-certificate"]
command = "signtool"
args = [
  "sign",
  "/v",
  "/s",
  "WDRTestCertStore",                      # FIXME: this should be a parameter
  "/n",
  "WDRLocalTestCert",                      # FIXME: this should be a parameter
  "/t",
  "http://timestamp.digicert.com",
  "/fd",
  "SHA256",
  "${WDK_BUILD_SIGNTOOL_SIGN_INPUT_FILE}",
]

[tasks.sign-driver-binary]
private = true
dependencies = ["setup-wdk-config-env-vars", "copy-driver-binary-to-package"]
env = { "WDK_BUILD_SIGNTOOL_SIGN_INPUT_FILE" = "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}_package/${CARGO_MAKE_CRATE_FS_NAME}.${WDK_BUILD_DRIVER_EXTENSION}" }
run_task = "signtool-sign"

[tasks.sign-cat]
private = true
dependencies = ["inf2cat", "sign-driver-binary"]
env = { "WDK_BUILD_SIGNTOOL_SIGN_INPUT_FILE" = "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}_package/${CARGO_MAKE_CRATE_FS_NAME}.cat" }
run_task = "signtool-sign"

[tasks.signtool-verify]
private = true
condition = { env_true = ["WDK_BUILD_ENABLE_SIGNTOOL_VERIFY"] }
command = "signtool"
args = ["verify", "/v", "/pa", "${WDK_BUILD_SIGNTOOL_VERIFY_INPUT_FILE}"]

[tasks.verify-signature-driver-binary]
private = true
dependencies = ["setup-wdk-config-env-vars", "sign-driver-binary"]
env = { "WDK_BUILD_SIGNTOOL_VERIFY_INPUT_FILE" = "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}_package/${CARGO_MAKE_CRATE_FS_NAME}.${WDK_BUILD_DRIVER_EXTENSION}" }
run_task = "signtool-verify"

[tasks.verify-signature-cat]
private = true
dependencies = ["sign-cat"]
env = { "WDK_BUILD_SIGNTOOL_VERIFY_INPUT_FILE" = "${WDK_BUILD_OUTPUT_DIRECTORY}/${CARGO_MAKE_CRATE_FS_NAME}_package/${CARGO_MAKE_CRATE_FS_NAME}.cat" }
run_task = "signtool-verify"

[tasks.package-driver]
private = true
dependencies = [
  "copy-driver-binary-to-package",
  "copy-pdb-to-package",
  "copy-inf-to-package",
  "copy-map-to-package",
  "copy-certificate-to-package",
  "sign-driver-binary",
  "verify-signature-driver-binary",
  "sign-cat",
  "verify-signature-cat",
  "infverif",
]

[tasks.package-driver-flow]
# Note: Dependencies are always run, regardless of the condition_script result. This allows `cargo make` in mixed driver/non-driver workspaces
dependencies = ["build"]
# Only run package-driver flow if the current package is marked as a driver
plugin = "nested-cargo-workspace-in-cargo-make-emulated-workspace-support"
condition_script_runner_args = [
  "--base-path",
  "${CARGO_MAKE_CURRENT_TASK_INITIAL_MAKEFILE_DIRECTORY}",
]
condition_script = '''
#!@rust

//! ```cargo
//! [dependencies]
//! wdk-build = { path = ".", version = "0.5.1" }
//! anyhow = "1"
//! ```
#![allow(unused_doc_comments)]

fn main() -> anyhow::Result<()> {
    wdk_build::cargo_make::package_driver_flow_condition_script()
}
'''
run_task = "package-driver"

[tasks.help]
extend = "wdk-build-init"
private = false
workspace = false
args = ["--help"]

[tasks.default]
alias = "package-driver-flow"
