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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
#include "args.h"
#include <utils.h>
#include "bundle/runner.h"
arguments_t::arguments_t()
: host_mode(host_mode_t::invalid)
, host_path(_X(""))
, app_root(_X(""))
, deps_path(_X(""))
, core_servicing(_X(""))
, managed_application(_X(""))
, app_argc(0)
, app_argv(nullptr)
{
}
/**
*
* Setup the shared store directories.
*
* o %DOTNET_SHARED_STORE% -- multiple delimited paths
* o dotnet.exe relative shared store\<arch>\<tfm>
* o Global location
* Windows: global default location (Program Files) or globally registered location (registry) + store\<arch>\<tfm>
* Linux/macOS: none (no global locations are considered)
*/
void setup_shared_store_paths(const pal::string_t& tfm, host_mode_t host_mode,const pal::string_t& own_dir, arguments_t* args)
{
if (tfm.empty())
{
// Old (MNA < 1.1.*) "runtimeconfig.json" files do not contain TFM property.
return;
}
// Environment variable DOTNET_SHARED_STORE
(void) get_env_shared_store_dirs(&args->env_shared_store, get_arch(), tfm);
// "dotnet.exe" relative shared store folder
if (host_mode == host_mode_t::muxer)
{
args->dotnet_shared_store = own_dir;
append_path(&args->dotnet_shared_store, RUNTIME_STORE_DIRECTORY_NAME);
append_path(&args->dotnet_shared_store, get_arch());
append_path(&args->dotnet_shared_store, tfm.c_str());
}
// Global shared store dir
bool multilevel_lookup = multilevel_lookup_enabled();
if (multilevel_lookup)
{
get_global_shared_store_dirs(&args->global_shared_stores, get_arch(), tfm);
}
}
bool parse_arguments(
const hostpolicy_init_t& init,
const int argc, const pal::char_t* argv[],
arguments_t& args)
{
pal::string_t managed_application_path;
if (init.host_mode == host_mode_t::apphost)
{
// Find the managed app in the same directory
managed_application_path = init.host_info.app_path;
args.app_argv = &argv[1];
args.app_argc = argc - 1;
}
else if (init.host_mode == host_mode_t::libhost)
{
// Find the managed assembly in the same directory
managed_application_path = init.host_info.app_path;
assert(argc == 0 && argv == nullptr);
}
else
{
// First argument is managed app
if (argc < 2)
{
return false;
}
managed_application_path = pal::string_t(argv[1]);
args.app_argc = argc - 2;
args.app_argv = &argv[2];
}
return init_arguments(
managed_application_path,
init.host_info,
init.tfm,
init.host_mode,
init.additional_deps_serialized,
init.deps_file,
init.probe_paths,
args);
}
bool set_root_from_app(const pal::string_t& managed_application_path,
arguments_t& args)
{
args.managed_application = managed_application_path;
if (args.managed_application.empty())
{
// Managed app being empty by itself is not a failure. Host may be initialized from a config file.
assert(args.host_mode != host_mode_t::apphost);
return true;
}
if (bundle::info_t::is_single_file_bundle())
{
const bundle::runner_t* app = bundle::runner_t::app();
args.app_root = app->base_path();
// Check for the main app within the bundle.
// locate() sets args.managed_application to the full path of the app extracted to disk.
pal::string_t managed_application_name = get_filename(managed_application_path);
if (app->locate(managed_application_name, args.managed_application))
{
return true;
}
trace::info(_X("Managed application [%s] not found in single-file bundle"), managed_application_name.c_str());
// If the main assembly is not found in the bundle, continue checking on disk
// for very unlikely case where the main app.dll was itself excluded from the app bundle.
return pal::realpath(&args.managed_application);
}
if (pal::realpath(&args.managed_application))
{
args.app_root = get_directory(args.managed_application);
return true;
}
return false;
}
bool init_arguments(
const pal::string_t& managed_application_path,
const host_startup_info_t& host_info,
const pal::string_t& tfm,
host_mode_t host_mode,
const pal::string_t& additional_deps_serialized,
const pal::string_t& deps_file,
const std::vector<pal::string_t>& probe_paths,
arguments_t& args)
{
args.host_mode = host_mode;
args.host_path = host_info.host_path;
args.additional_deps_serialized = additional_deps_serialized;
if (!set_root_from_app(managed_application_path, args))
{
trace::error(_X("Failed to locate managed application [%s]"), args.managed_application.c_str());
return false;
}
if (!deps_file.empty())
{
args.deps_path = deps_file;
args.app_root = get_directory(args.deps_path);
}
for (const auto& probe : probe_paths)
{
args.probe_paths.push_back(probe);
}
if (args.deps_path.empty())
{
args.deps_path = get_deps_from_app_binary(args.app_root, args.managed_application);
}
pal::get_default_servicing_directory(&args.core_servicing);
setup_shared_store_paths(tfm, host_mode, get_directory(args.host_path), &args);
return true;
}
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