File hyprwayland-scanner-0.4.2.obscpio of Package hyprwayland-scanner

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File hyprwayland-scanner-0.4.2.obscpio of Package hyprwayland-scanner

07070100122451000081A400000000000000000000000166ED7F610000070E000000080000000100000000000000000000002800000000hyprwayland-scanner-0.4.2/.clang-format---
Language: Cpp
BasedOnStyle: LLVM

AccessModifierOffset: -2
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AllowShortFunctionsOnASingleLine: Empty
AllowShortIfStatementsOnASingleLine: Never
AllowShortLambdasOnASingleLine: All
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AlwaysBreakAfterDefinitionReturnType: None
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AlignConsecutiveDeclarations: AcrossEmptyLines

NamespaceIndentation: All
07070130587EA6000041ED00000000000000000000000366ED7F6100000000000000080000000100000000000000000000002200000000hyprwayland-scanner-0.4.2/.github0707014014A126000041ED00000000000000000000000266ED7F6100000000000000080000000100000000000000000000002C00000000hyprwayland-scanner-0.4.2/.github/workflows0707014014A135000081A400000000000000000000000166ED7F61000001BC000000080000000100000000000000000000003400000000hyprwayland-scanner-0.4.2/.github/workflows/nix.ymlname: Build

on: [push, pull_request, workflow_dispatch]
jobs:
  nix:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3

- uses: cachix/install-nix-action@v25
    - uses: DeterminateSystems/magic-nix-cache-action@main

# not needed (yet)
    # - uses: cachix/cachix-action@v12
    #   with:
    #     name: hyprland
    #     authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'

- name: Build
      run: nix build -L

0707010012FFAC000081A400000000000000000000000166ED7F6100000148000000080000000100000000000000000000002500000000hyprwayland-scanner-0.4.2/.gitignoreCMakeLists.txt.user
CMakeCache.txt
CMakeFiles
CMakeScripts
Testing
cmake_install.cmake
install_manifest.txt
compile_commands.json
CTestTestfile.cmake
_deps

build/
result*
/.vscode/
/.idea/
.envrc
.cache

*.o
*-protocol.c
*-protocol.h
.ccls-cache
*.so

hyprctl/hyprctl

gmon.out
*.out
*.tar.gz

PKGBUILD

src/version.h

.direnv
0707010012FFAD000081A400000000000000000000000166ED7F6100000851000000080000000100000000000000000000002900000000hyprwayland-scanner-0.4.2/CMakeLists.txtcmake_minimum_required(VERSION 3.19)

file(READ "${CMAKE_SOURCE_DIR}/VERSION" VER_RAW)
string(STRIP ${VER_RAW} VERSION)

project(
  hyprwayland-scanner
  DESCRIPTION "A hyprland version of wayland-scanner in and for C++"
  VERSION ${VERSION})

include(GNUInstallDirs)
include(CMakePackageConfigHelpers)

set(PREFIX ${CMAKE_INSTALL_PREFIX})

set(CMAKE_MESSAGE_LOG_LEVEL "STATUS")

if(CMAKE_BUILD_TYPE MATCHES Debug OR CMAKE_BUILD_TYPE MATCHES DEBUG)
  message(STATUS "Configuring hyprwayland-scanner in Debug with CMake")
  add_compile_definitions(HYPRLAND_DEBUG)
else()
  add_compile_options(-O3)
  message(STATUS "Configuring hyprwayland-scanner in Release with CMake")
endif()

# configure
set(CMAKE_CXX_STANDARD 23)
add_compile_options(-Wall -Wextra -Wno-unused-parameter -Wno-unused-value
                    -Wno-missing-field-initializers -Wno-narrowing)

add_compile_definitions(SCANNER_VERSION="${VERSION}")

configure_file(hyprwayland-scanner.pc.in hyprwayland-scanner.pc @ONLY)

# dependencies
message(STATUS "Checking deps...")

find_package(Threads REQUIRED)
find_package(PkgConfig REQUIRED)
pkg_check_modules(deps REQUIRED IMPORTED_TARGET pugixml)

file(GLOB_RECURSE SRCFILES CONFIGURE_DEPENDS "src/*.cpp")
add_executable(hyprwayland-scanner ${SRCFILES})
target_link_libraries(hyprwayland-scanner PRIVATE rt Threads::Threads
                                                  PkgConfig::deps)

configure_package_config_file(
  hyprwayland-scanner-config.cmake.in hyprwayland-scanner-config.cmake
  INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/hyprwayland-scanner"
  PATH_VARS CMAKE_INSTALL_BINDIR)
write_basic_package_version_file(
  "hyprwayland-scanner-config-version.cmake"
  VERSION "${VERSION}"
  COMPATIBILITY AnyNewerVersion)

# Installation
install(TARGETS hyprwayland-scanner)
install(FILES ${CMAKE_BINARY_DIR}/hyprwayland-scanner.pc
        DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
install(FILES ${CMAKE_BINARY_DIR}/hyprwayland-scanner-config.cmake
              ${CMAKE_BINARY_DIR}/hyprwayland-scanner-config-version.cmake
        DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/hyprwayland-scanner)
07070100135DA5000081A400000000000000000000000166ED7F61000005DF000000080000000100000000000000000000002200000000hyprwayland-scanner-0.4.2/LICENSEBSD 3-Clause License

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its
   contributors may be used to endorse or promote products derived from
   this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
07070100183A52000081A400000000000000000000000166ED7F610000020F000000080000000100000000000000000000002400000000hyprwayland-scanner-0.4.2/README.md# hyprwayland-scanner
A Hyprland implementation of wayland-scanner, in and for C++.

## Usage

```sh
hyprwayland-scanner '/path/to/proto' '/path/to/output/directory'
```

### Options

- `--client` -> generate client code
- `--wayland-enums` -> use wayland enum naming (snake instead of camel)

## Dependencies

Requires a compiler with C++23 support.

Dep list:
 - pugixml

## Building

```sh
cmake -DCMAKE_INSTALL_PREFIX=/usr -B build
cmake --build build -j `nproc`
```

### Installation

```sh
sudo cmake --install build
```
07070100135DB3000081A400000000000000000000000166ED7F6100000006000000080000000100000000000000000000002200000000hyprwayland-scanner-0.4.2/VERSION0.4.2
070701001361F9000081A400000000000000000000000166ED7F6100000401000000080000000100000000000000000000002500000000hyprwayland-scanner-0.4.2/flake.lock{
  "nodes": {
    "nixpkgs": {
      "locked": {
        "lastModified": 1721138476,
        "narHash": "sha256-+W5eZOhhemLQxelojLxETfbFbc19NWawsXBlapYpqIA=",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "ad0b5eed1b6031efaed382844806550c3dcb4206",
        "type": "github"
      },
      "original": {
        "owner": "NixOS",
        "ref": "nixos-unstable",
        "repo": "nixpkgs",
        "type": "github"
      }
    },
    "root": {
      "inputs": {
        "nixpkgs": "nixpkgs",
        "systems": "systems"
      }
    },
    "systems": {
      "locked": {
        "lastModified": 1689347949,
        "narHash": "sha256-12tWmuL2zgBgZkdoB6qXZsgJEH9LR3oUgpaQq2RbI80=",
        "owner": "nix-systems",
        "repo": "default-linux",
        "rev": "31732fcf5e8fea42e59c2488ad31a0e651500f68",
        "type": "github"
      },
      "original": {
        "owner": "nix-systems",
        "repo": "default-linux",
        "type": "github"
      }
    }
  },
  "root": "root",
  "version": 7
}
07070100138215000081A400000000000000000000000166ED7F6100000687000000080000000100000000000000000000002400000000hyprwayland-scanner-0.4.2/flake.nix{
  description = "A Hyprland version of wayland-scanner in and for C++";

inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    systems.url = "github:nix-systems/default-linux";
  };

outputs = {
    self,
    nixpkgs,
    systems,
  }: let
    inherit (nixpkgs) lib;
    eachSystem = lib.genAttrs (import systems);
    pkgsFor = eachSystem (system:
      import nixpkgs {
        localSystem.system = system;
        overlays = with self.overlays; [hyprwayland-scanner];
      });
    pkgsCrossFor = eachSystem (system: crossSystem:
      import nixpkgs {
        localSystem = system;
        crossSystem = crossSystem;
        overlays = with self.overlays; [hyprwayland-scanner];
      });
    mkDate = longDate: (lib.concatStringsSep "-" [
      (builtins.substring 0 4 longDate)
      (builtins.substring 4 2 longDate)
      (builtins.substring 6 2 longDate)
    ]);

version = lib.removeSuffix "\n" (builtins.readFile ./VERSION);
  in {
    overlays = {
      default = self.overlays.hyprwayland-scanner;
      hyprwayland-scanner = final: prev: {
        hyprwayland-scanner = final.callPackage ./nix/default.nix {
          stdenv = final.gcc13Stdenv;
          version = version + "+date=" + (mkDate (self.lastModifiedDate or "19700101")) + "_" + (self.shortRev or "dirty");
        };
      };
    };

packages = eachSystem (system: {
      default = self.packages.${system}.hyprwayland-scanner;
      inherit (pkgsFor.${system}) hyprwayland-scanner;
      hyprwayland-scanner-cross = (pkgsCrossFor.${system} "aarch64-linux").hyprwayland-scanner;
    });

formatter = eachSystem (system: pkgsFor.${system}.alejandra);
  };
}
07070100166584000081A400000000000000000000000166ED7F6100000240000000080000000100000000000000000000003E00000000hyprwayland-scanner-0.4.2/hyprwayland-scanner-config.cmake.in@PACKAGE_INIT@

set_and_check(BINDIR "@PACKAGE_CMAKE_INSTALL_BINDIR@")

function(hyprwayland_protocol targets protoName protoPath outputPath)
    add_custom_command(
        OUTPUT "${outputPath}/${protoName}.cpp"
        COMMAND "${BINDIR}/hyprwayland-scanner" "${protoPath}/${protoName}.xml" "${outputPath}"
    )
    foreach(target ${targets})
        target_sources(${target} PRIVATE "${outputPath}/${protoName}.cpp")
        target_sources(${target} PRIVATE "${outputPath}/${protoName}.hpp")
    endforeach()
endfunction()

check_required_components(hyprwayland-scanner)
07070100166585000081A400000000000000000000000166ED7F61000000D8000000080000000100000000000000000000003400000000hyprwayland-scanner-0.4.2/hyprwayland-scanner.pc.inhyprwayland_scanner=@PREFIX@/bin/hyprwayland-scanner

Name: HyprWayland Scanner
URL: https://github.com/hyprwm/hyprwayland-scanner
Description: A Hyprland version of wayland-scanner in and for C++
Version: @VERSION@
07070100166586000041ED00000000000000000000000266ED7F6100000000000000080000000100000000000000000000001E00000000hyprwayland-scanner-0.4.2/nix070701001674C3000081A400000000000000000000000166ED7F61000001FE000000080000000100000000000000000000002A00000000hyprwayland-scanner-0.4.2/nix/default.nix{
  lib,
  stdenv,
  cmake,
  pkg-config,
  pugixml,
  version ? "git",
  doCheck ? false,
}:
stdenv.mkDerivation {
  pname = "hyprwayland-scanner";
  inherit version doCheck;
  src = ../.;

nativeBuildInputs = [
    cmake
    pkg-config
  ];

buildInputs = [
    pugixml
  ];

meta = with lib; {
    homepage = "https://github.com/hyprwm/hyprwayland-scanner";
    description = "A Hyprland version of wayland-scanner in and for C++";
    license = licenses.bsd3;
    platforms = platforms.linux;
  };
}
07070110376023000041ED00000000000000000000000266ED7F6100000000000000080000000100000000000000000000001E00000000hyprwayland-scanner-0.4.2/src07070110376024000081A400000000000000000000000166ED7F610000853B000000080000000100000000000000000000002700000000hyprwayland-scanner-0.4.2/src/main.cpp#include <pugixml.hpp>
#include <iostream>
#include <string>
#include <fstream>
#include <format>
#include <vector>
#include <algorithm>
#include <tuple>
#include <filesystem>

bool waylandEnums = false;
bool clientCode   = false;
bool noInterfaces = false;

struct SRequestArgument {
    std::string wlType;
    std::string interface;
    std::string enumName;
    std::string name;
    bool        newType   = false;
    bool        allowNull = false;
};

struct SWaylandFunction {
    std::vector<SRequestArgument> args;
    std::string                   name;
    std::string                   since;
    std::string                   newIdType  = ""; // client only
    bool                          destructor = false;
};

struct SInterface {
    std::vector<SWaylandFunction> requests;
    std::vector<SWaylandFunction> events;
    std::string                   name;
    int                           version = 1;
};

struct SEnum {
    std::string                              name;
    std::string                              nameOriginal;
    std::vector<std::pair<std::string, int>> values;
};

struct {
    std::vector<SInterface> ifaces;
    std::vector<SEnum>      enums;
} XMLDATA;

std::string sanitize(const std::string& in) {
    if (in == "namespace")
        return "namespace_";
    if (in == "class")
        return "class_";
    if (in == "delete")
        return "delete_";
    if (in == "new")
        return "new_";
    return in;
}

std::string argsToShort(std::vector<SRequestArgument>& args, const std::string& since) {
    std::string shortt = since;
    for (auto& a : args) {
        if (a.wlType == "int")
            shortt += "i";
        else if (a.wlType == "new_id") {
            if (a.interface.empty())
                shortt += "su";
            shortt += "n";
        } else if (a.wlType == "uint")
            shortt += "u";
        else if (a.wlType == "fixed")
            shortt += "f";
        else if (a.wlType == "string")
            shortt += std::string(a.allowNull ? "?s" : "s");
        else if (a.wlType == "object")
            shortt += std::string(a.allowNull ? "?" : "") + "o";
        else if (a.wlType == "array")
            shortt += "a";
        else if (a.wlType == "fd")
            shortt += "h";
        else
            throw std::runtime_error("Unknown arg in argsToShort");
    }
    return shortt;
}

std::string camelize(std::string snake) {
    std::string result = "";
    for (size_t i = 0; i < snake.length(); ++i) {
        if (snake[i] == '_' && i != 0 && i + 1 < snake.length() && snake[i + 1] != '_') {
            result += ::toupper(snake[i + 1]);
            i++;
            continue;
        }

result += snake[i];
    }

return result;
}

std::string WPTypeToCType(const SRequestArgument& arg, bool event /* events pass iface ptrs, requests ids */, bool ignoreTypes = false /* for dangerous */) {
    if (arg.wlType == "uint" || arg.wlType == "new_id") {
        if (arg.enumName.empty() && arg.interface.empty())
            return "uint32_t";

// enum
        if (!arg.enumName.empty()) {
            for (auto& e : XMLDATA.enums) {
                if (e.nameOriginal == arg.enumName)
                    return e.name;
            }
            return "uint32_t";
        }

if (!event && clientCode && arg.wlType == "new_id")
            return "wl_proxy*";

// iface
        if (!arg.interface.empty() && event) {
            for (auto& i : XMLDATA.ifaces) {
                if (i.name == arg.interface)
                    return camelize((clientCode ? "CC_" : "C_") + arg.interface + "*");
            }
            return "wl_resource*";
        }

return "uint32_t";
    }
    if (arg.wlType == "object") {
        if (!arg.interface.empty() && event && !ignoreTypes) {
            for (auto& i : XMLDATA.ifaces) {
                if (i.name == arg.interface)
                    return camelize((clientCode ? "CC_" : "C_") + arg.interface + "*");
            }
        }
        return "wl_resource*";
    }
    if (arg.wlType == "int" || arg.wlType == "fd")
        return "int32_t";
    if (arg.wlType == "fixed")
        return "wl_fixed_t";
    if (arg.wlType == "array")
        return "wl_array*";
    if (arg.wlType == "string")
        return "const char*";
    throw std::runtime_error("unknown wp type");
    return "";
}

std::string HEADER;
std::string SOURCE;

struct {
    std::string name;
    std::string nameOriginal;
    std::string fileName;
} PROTO_DATA;

void parseXML(pugi::xml_document& doc) {

for (auto& ge : doc.child("protocol").children("enum")) {
        SEnum enum_;
        enum_.nameOriginal = ge.attribute("name").as_string();
        enum_.name         = waylandEnums ? "enum " + PROTO_DATA.name + "_" + enum_.nameOriginal : camelize(PROTO_DATA.name + "_" + enum_.nameOriginal);
        for (auto& entry : ge.children("entry")) {
            auto VALUENAME = enum_.nameOriginal + "_" + entry.attribute("name").as_string();
            std::transform(VALUENAME.begin(), VALUENAME.end(), VALUENAME.begin(), ::toupper);
            enum_.values.emplace_back(std::make_pair<>(VALUENAME, entry.attribute("value").as_int()));
        }
        XMLDATA.enums.push_back(enum_);
    }

for (auto& iface : doc.child("protocol").children("interface")) {
        SInterface ifc;
        ifc.name    = iface.attribute("name").as_string();
        ifc.version = iface.attribute("version").as_int();

for (auto& en : iface.children("enum")) {
            SEnum enum_;
            enum_.nameOriginal = en.attribute("name").as_string();
            enum_.name         = waylandEnums ? "enum " + ifc.name + "_" + enum_.nameOriginal : camelize(ifc.name + "_" + enum_.nameOriginal);
            for (auto& entry : en.children("entry")) {
                auto VALUENAME = ifc.name + "_" + enum_.nameOriginal + "_" + entry.attribute("name").as_string();
                std::transform(VALUENAME.begin(), VALUENAME.end(), VALUENAME.begin(), ::toupper);
                enum_.values.emplace_back(std::make_pair<>(VALUENAME, entry.attribute("value").as_int()));
            }
            XMLDATA.enums.push_back(enum_);
        }

for (auto& rq : iface.children("request")) {
            SWaylandFunction srq;
            srq.name       = rq.attribute("name").as_string();
            srq.since      = rq.attribute("since").as_string();
            srq.destructor = rq.attribute("type").as_string() == std::string{"destructor"};

for (auto& arg : rq.children("arg")) {
                SRequestArgument sargm;
                if (arg.attribute("type").as_string() == std::string{"new_id"} && clientCode)
                    srq.newIdType = arg.attribute("interface").as_string();

sargm.newType   = arg.attribute("type").as_string() == std::string{"new_id"} && clientCode;
                sargm.name      = sanitize(arg.attribute("name").as_string());
                sargm.wlType    = arg.attribute("type").as_string();
                sargm.interface = arg.attribute("interface").as_string();
                sargm.enumName  = arg.attribute("enum").as_string();
                sargm.allowNull = arg.attribute("allow-null").as_string() == std::string{"true"};

srq.args.push_back(sargm);
            }

ifc.requests.push_back(srq);
        }

for (auto& ev : iface.children("event")) {
            SWaylandFunction sev;
            sev.name       = ev.attribute("name").as_string();
            sev.since      = ev.attribute("since").as_string();
            sev.destructor = ev.attribute("type").as_string() == std::string{"destructor"};

for (auto& arg : ev.children("arg")) {
                SRequestArgument sargm;
                sargm.name      = sanitize(arg.attribute("name").as_string());
                sargm.interface = arg.attribute("interface").as_string();
                sargm.wlType    = arg.attribute("type").as_string();
                sargm.enumName  = arg.attribute("enum").as_string();
                sargm.allowNull = arg.attribute("allow-null").as_string() == std::string{"true"};

sev.args.push_back(sargm);
            }

ifc.events.push_back(sev);
        }

XMLDATA.ifaces.push_back(ifc);
    }
}

void parseHeader() {

// add some boilerplate
    HEADER += std::format(R"#(#pragma once

#include <functional>
#include <cstdint>
#include <string>
{}

#define F std::function

{}

)#",
                          (clientCode ? "#include <wayland-client.h>" : "#include <wayland-server.h>"),
                          (clientCode ? "struct wl_proxy;\ntypedef wl_proxy wl_resource;" : "struct wl_client;\nstruct wl_resource;"));

// parse all enums
    if (!waylandEnums) {
        for (auto& en : XMLDATA.enums) {
            HEADER += std::format("enum {} : uint32_t {{\n", en.name);
            for (auto& [k, v] : en.values) {
                HEADER += std::format("    {} = {},\n", k, v);
            }
            HEADER += "};\n\n";
        }
    }

// fw declare all classes
    for (auto& iface : XMLDATA.ifaces) {
        const auto IFACE_CLASS_NAME_CAMEL = camelize((clientCode ? "CC_" : "C_") + iface.name);
        HEADER += std::format("\nclass {};", IFACE_CLASS_NAME_CAMEL);

for (auto& rq : iface.requests) {
            for (auto& arg : rq.args) {
                if (!arg.interface.empty()) {
                    HEADER += std::format("\nclass {};", camelize((clientCode ? "CC_" : "C_") + arg.interface));
                }
            }
        }

for (auto& rq : iface.events) {
            for (auto& arg : rq.args) {
                if (!arg.interface.empty()) {
                    HEADER += std::format("\nclass {};", camelize((clientCode ? "CC_" : "C_") + arg.interface));
                }
            }
        }
    }

HEADER += "\n\n#ifndef HYPRWAYLAND_SCANNER_NO_INTERFACES\n";

for (auto& iface : XMLDATA.ifaces) {
        const auto IFACE_WL_NAME       = iface.name + "_interface";
        const auto IFACE_WL_NAME_CAMEL = camelize(iface.name + "_interface");

HEADER += std::format("extern const wl_interface {};\n", IFACE_WL_NAME, IFACE_WL_NAME_CAMEL, IFACE_WL_NAME);
    }

HEADER += "\n#endif\n";

for (auto& iface : XMLDATA.ifaces) {
        const auto IFACE_NAME_CAMEL       = camelize(iface.name);
        const auto IFACE_CLASS_NAME_CAMEL = camelize((clientCode ? "CC_" : "C_") + iface.name);

if (!clientCode) {
            HEADER += std::format(R"#(
struct {}DestroyWrapper {{
    wl_listener listener;
    {}* parent = nullptr;
}};
            )#",
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL);
        }

// begin the class
        HEADER +=
            std::format(R"#(

class {} {{
  public:
    {}({});
    ~{}();

)#",
                        IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL, (clientCode ? "wl_resource*" : "wl_client* client, uint32_t version, uint32_t id"), IFACE_CLASS_NAME_CAMEL);

if (!clientCode) {
            HEADER += std::format(R"#(
    // set a listener for when this resource is _being_ destroyed
    void setOnDestroy(F<void({}*)> handler) {{
        onDestroy = handler;
    }}

// set the data for this resource
    void setData(void* data) {{
        pData = data;
    }}

// get the data for this resource
    void* data() {{
        return pData;
    }}

// get the raw wl_resource ptr
    wl_resource* resource() {{
        return pResource;
    }}

// get the client
    wl_client* client() {{
        return wl_resource_get_client(pResource);
    }}

// send an error
    void error(uint32_t error, const std::string& message) {{
        wl_resource_post_error(pResource, error, "%s", message.c_str());
    }}

// send out of memory
    void noMemory() {{
        wl_resource_post_no_memory(pResource);
    }}

// get the resource version
    int version() {{
        return wl_resource_get_version(pResource);
    }}
            )#",
                                  IFACE_CLASS_NAME_CAMEL);
        } else {
            HEADER += R"#(
    // set the data for this resource
    void setData(void* data) {{
        pData = data;
    }}

// get the data for this resource
    void* data() {{
        return pData;
    }}

// get the raw wl_resource (wl_proxy) ptr
    wl_resource* resource() {{
        return pResource;
    }}

// get the resource version
    int version() {{
        return wl_proxy_get_version(pResource);
    }}
            )#";
        }

// add all setters for requests
        HEADER += "\n    // --------------- Requests --------------- //\n\n";

for (auto& rq : (clientCode ? iface.events : iface.requests)) {

std::string args = ", ";
            for (auto& arg : rq.args) {
                if (arg.newType)
                    continue;
                args += WPTypeToCType(arg, false) + ", ";
            }

args.pop_back();
            args.pop_back();

HEADER += std::format("    void {}(F<void({}*{})> handler);\n", camelize("set_" + rq.name), IFACE_CLASS_NAME_CAMEL, args);
        }

// start events

HEADER += "\n    // --------------- Events --------------- //\n\n";

for (auto& ev : (!clientCode ? iface.events : iface.requests)) {
            std::string args = "";
            for (auto& arg : ev.args) {
                if (arg.newType)
                    continue;
                args += WPTypeToCType(arg, true) + ", ";
            }

if (!args.empty()) {
                args.pop_back();
                args.pop_back();
            }

HEADER += std::format("    {} {}({});\n", ev.newIdType.empty() ? "void" : "wl_proxy*", camelize("send_" + ev.name), args);
        }

// dangerous ones
        if (!clientCode) {
            for (auto& ev : (!clientCode ? iface.events : iface.requests)) {
                std::string args = "";
                for (auto& arg : ev.args) {
                    if (arg.newType)
                        continue;
                    args += WPTypeToCType(arg, true, true) + ", ";
                }

if (!args.empty()) {
                    args.pop_back();
                    args.pop_back();
                }

HEADER += std::format("    void {}({});\n", camelize("send_" + ev.name + "_raw"), args);
            }
        }

// end events

// start private section
        HEADER += "\n  private:\n";

// start requests storage
        HEADER += "    struct {\n";

for (auto& rq : (clientCode ? iface.events : iface.requests)) {

std::string args = ", ";
            for (auto& arg : rq.args) {
                if (arg.newType)
                    continue;
                args += WPTypeToCType(arg, false) + ", ";
            }

if (!args.empty()) {
                args.pop_back();
                args.pop_back();
            }

HEADER += std::format("        F<void({}*{})> {};\n", IFACE_CLASS_NAME_CAMEL, args, camelize(rq.name));
        }

// end requests storage
        HEADER += "    } requests;\n";

// constant resource stuff
        if (!clientCode) {
            HEADER += std::format(R"#(
    void onDestroyCalled();

F<void({}*)> onDestroy;

wl_resource* pResource = nullptr;

{}DestroyWrapper resourceDestroyListener;

void* pData = nullptr;)#",
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL);
        } else {
            HEADER += R"#(
    wl_resource* pResource = nullptr;

bool destroyed = false;

void* pData = nullptr;)#";
        }

HEADER += "\n};\n\n";
    }

HEADER += "\n\n#undef F\n";
}

void parseSource() {
    SOURCE += std::format(R"#(#define private public
#define HYPRWAYLAND_SCANNER_NO_INTERFACES
#include "{}.hpp"
#undef private
#define F std::function
)#",
                          PROTO_DATA.fileName);

// reference interfaces

// dummy
    SOURCE += R"#(
static const wl_interface* dummyTypes[] = { nullptr };
)#";

SOURCE += R"#(
// Reference all other interfaces.
// The reason why this is in snake is to
// be able to cooperate with existing
// wayland_scanner interfaces (they are interop)
)#";

std::vector<std::string> declaredIfaces;

for (auto& iface : XMLDATA.ifaces) {
        const auto IFACE_WL_NAME       = iface.name + "_interface";
        const auto IFACE_WL_NAME_CAMEL = camelize(iface.name + "_interface");
        declaredIfaces.push_back(IFACE_WL_NAME);

SOURCE += std::format("extern const wl_interface {};\n", IFACE_WL_NAME, IFACE_WL_NAME_CAMEL, IFACE_WL_NAME);
    }

for (auto& iface : XMLDATA.ifaces) {
        // do all referenced too
        for (auto& rq : iface.requests) {
            for (auto& arg : rq.args) {
                if (arg.interface.empty())
                    continue;

const auto IFACE_WL_NAME2       = arg.interface + "_interface";
                const auto IFACE_WL_NAME_CAMEL2 = camelize(arg.interface + "_interface");

if (std::find(declaredIfaces.begin(), declaredIfaces.end(), IFACE_WL_NAME2) == declaredIfaces.end()) {
                    SOURCE += std::format("extern const wl_interface {};\n", IFACE_WL_NAME2, IFACE_WL_NAME_CAMEL2, IFACE_WL_NAME2);
                    declaredIfaces.push_back(IFACE_WL_NAME2);
                }
            }
        }

for (auto& ev : iface.events) {
            for (auto& arg : ev.args) {
                if (arg.interface.empty())
                    continue;

const auto IFACE_WL_NAME2       = arg.interface + "_interface";
                const auto IFACE_WL_NAME_CAMEL2 = camelize(arg.interface + "_interface");

// declare ifaces

for (auto& iface : XMLDATA.ifaces) {

const auto IFACE_WL_NAME          = iface.name + "_interface";
        const auto IFACE_NAME             = iface.name;
        const auto IFACE_NAME_CAMEL       = camelize(iface.name);
        const auto IFACE_CLASS_NAME_CAMEL = camelize((clientCode ? "CC_" : "C_") + iface.name);

// create handlers
        for (auto& rq : (clientCode ? iface.events : iface.requests)) {
            const auto  REQUEST_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + rq.name);

std::string argsC = ", ";
            for (auto& arg : rq.args) {
                if (arg.newType)
                    continue;
                argsC += WPTypeToCType(arg, false) + " " + arg.name + ", ";
            }

argsC.pop_back();
            argsC.pop_back();

std::string argsN = ", ";
            for (auto& arg : rq.args) {
                argsN += arg.name + ", ";
            }

if (!argsN.empty()) {
                argsN.pop_back();
                argsN.pop_back();
            }

if (!clientCode) {
                SOURCE += std::format(R"#(
static void {}(wl_client* client, wl_resource* resource{}) {{
    const auto PO = ({}*)wl_resource_get_user_data(resource);
    if (PO && PO->requests.{})
        PO->requests.{}(PO{});
}}
)#",
                                      REQUEST_NAME, argsC, IFACE_CLASS_NAME_CAMEL, camelize(rq.name), camelize(rq.name), argsN);
            } else {
                SOURCE += std::format(R"#(
static void {}(void* data, void* resource{}) {{
    const auto PO = ({}*)data;
    if (PO && PO->requests.{})
        PO->requests.{}(PO{});
}}
)#",
                                      REQUEST_NAME, argsC, IFACE_CLASS_NAME_CAMEL, camelize(rq.name), camelize(rq.name), argsN);
            }
        }

// destroy handler
        if (!clientCode) {
            SOURCE += std::format(R"#(
static void _{}__DestroyListener(wl_listener* l, void* d) {{
    {}DestroyWrapper *wrap = wl_container_of(l, wrap, listener);
    {}* pResource = wrap->parent;
    pResource->onDestroyCalled();
}}
)#",
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL);
        }

// create vtable

const auto IFACE_VTABLE_NAME = "_" + IFACE_CLASS_NAME_CAMEL + "VTable";

SOURCE += std::format(R"#(
static const void* {}[] = {{
)#",
                              IFACE_VTABLE_NAME);

for (auto& rq : (clientCode ? iface.events : iface.requests)) {
            const auto REQUEST_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + rq.name);
            SOURCE += std::format("    (void*){},\n", REQUEST_NAME);
        }

SOURCE += "};\n";

// create events

int evid = 0;
        for (auto& ev : (!clientCode ? iface.events : iface.requests)) {
            const auto  EVENT_NAME = camelize("send_" + ev.name);

std::string argsC = "";
            for (auto& arg : ev.args) {
                if (arg.newType)
                    continue;
                argsC += WPTypeToCType(arg, true) + " " + arg.name + ", ";
            }

if (!argsC.empty()) {
                argsC.pop_back();
                argsC.pop_back();
            }

std::string argsN = ", ";
            for (auto& arg : ev.args) {
                if (arg.newType)
                    continue;
                if (!WPTypeToCType(arg, true).starts_with("C"))
                    argsN += arg.name + ", ";
                else
                    argsN += (arg.name + " ? " + arg.name + "->pResource : nullptr, ");
            }

argsN.pop_back();
            argsN.pop_back();

if (!clientCode) {
                SOURCE += std::format(R"#(
void {}::{}({}) {{
    if (!pResource)
        return;
    wl_resource_post_event(pResource, {}{});
}}
)#",
                                      IFACE_CLASS_NAME_CAMEL, EVENT_NAME, argsC, evid, argsN);
            } else {
                std::string retType    = ev.newIdType.empty() ? "void" : "wl_proxy";
                std::string ptrRetType = ev.newIdType.empty() ? "void" : "wl_proxy*";
                std::string flags      = ev.destructor ? "1" : "0";
                SOURCE += std::format(R"#(
{} {}::{}({}) {{
    if (!pResource)
        return{};{}

auto proxy = wl_proxy_marshal_flags((wl_proxy*)pResource, {}, {}, wl_proxy_get_version((wl_proxy*)pResource), {}{}{});{}
}}
)#",
                                      ptrRetType, IFACE_CLASS_NAME_CAMEL, EVENT_NAME, argsC, (ev.newIdType.empty() ? "" : " nullptr"),
                                      (ev.destructor ? "\n    destroyed = true;" : ""), evid, (ev.newIdType.empty() ? "nullptr" : "&" + ev.newIdType + "_interface"), flags,
                                      (!ev.newIdType.empty() ? ", nullptr" : ""), argsN, (ev.newIdType.empty() ? "\n    proxy;" : "\n\n    return proxy;"));
            }

evid++;
        }

// dangerous
        if (!clientCode) {
            evid = 0;
            for (auto& ev : iface.events) {
                const auto  EVENT_NAME = camelize("send_" + ev.name + "_raw");

std::string argsC = "";
                for (auto& arg : ev.args) {
                    if (arg.newType)
                        continue;
                    argsC += WPTypeToCType(arg, true, true) + " " + arg.name + ", ";
                }

if (!argsC.empty()) {
                    argsC.pop_back();
                    argsC.pop_back();
                }

std::string argsN = ", ";
                for (auto& arg : ev.args) {
                    if (arg.newType)
                        continue;
                    argsN += arg.name + ", ";
                }

argsN.pop_back();
                argsN.pop_back();

SOURCE += std::format(R"#(
void {}::{}({}) {{
    if (!pResource)
        return;
    wl_resource_post_event(pResource, {}{});
}}
)#",
                                      IFACE_CLASS_NAME_CAMEL, EVENT_NAME, argsC, evid, argsN);

evid++;
            }
        }

// wayland interfaces and stuff

// type tables
        for (auto& rq : iface.requests) {
            if (rq.args.empty())
                continue;

const auto TYPE_TABLE_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + rq.name + "_types");
            SOURCE += std::format("static const wl_interface* {}[] = {{\n", TYPE_TABLE_NAME);

for (auto& arg : rq.args) {
                if (arg.interface.empty()) {
                    SOURCE += "    nullptr,\n";
                    continue;
                }

SOURCE += std::format("    &{}_interface,\n", arg.interface);
            }

SOURCE += "};\n";
        }
        for (auto& ev : iface.events) {
            if (ev.args.empty())
                continue;

const auto TYPE_TABLE_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + ev.name + "_types");
            SOURCE += std::format("static const wl_interface* {}[] = {{\n", TYPE_TABLE_NAME);

for (auto& arg : ev.args) {
                if (arg.interface.empty()) {
                    SOURCE += "    nullptr,\n";
                    continue;
                }

SOURCE += std::format("    &{}_interface,\n", arg.interface);
            }

SOURCE += "};\n";
        }

const auto MESSAGE_NAME_REQUESTS = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_requests");
        const auto MESSAGE_NAME_EVENTS   = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_events");

// message
        if (!noInterfaces) {
            if (iface.requests.size() > 0) {
                SOURCE += std::format(R"#(
static const wl_message {}[] = {{
)#",
                                      MESSAGE_NAME_REQUESTS);
                for (auto& rq : iface.requests) {
                    // create type table
                    const auto TYPE_TABLE_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + rq.name + "_types");

SOURCE += std::format("    {{ \"{}\", \"{}\", {}}},\n", rq.name, argsToShort(rq.args, rq.since), rq.args.empty() ? "dummyTypes + 0" : TYPE_TABLE_NAME + " + 0");
                }

SOURCE += "};\n";
            }

if (iface.events.size() > 0) {
                SOURCE += std::format(R"#(
static const wl_message {}[] = {{
)#",
                                      MESSAGE_NAME_EVENTS);
                for (auto& ev : iface.events) {
                    // create type table
                    const auto TYPE_TABLE_NAME = camelize(std::string{"_"} + "C_" + IFACE_NAME + "_" + ev.name + "_types");

SOURCE += std::format("    {{ \"{}\", \"{}\", {}}},\n", ev.name, argsToShort(ev.args, ev.since), ev.args.empty() ? "dummyTypes + 0" : TYPE_TABLE_NAME + " + 0");
                }

SOURCE += "};\n";
            }

// iface
            SOURCE += std::format(R"#(
const wl_interface {} = {{
    "{}", {},
    {}, {},
    {}, {},
}};
)#",
                                  IFACE_WL_NAME, iface.name, iface.version, iface.requests.size(), (iface.requests.size() > 0 ? MESSAGE_NAME_REQUESTS : "nullptr"),
                                  iface.events.size(), (iface.events.size() > 0 ? MESSAGE_NAME_EVENTS : "nullptr"));
        }

// protocol body
        if (!clientCode) {
            SOURCE += std::format(R"#(
{}::{}(wl_client* client, uint32_t version, uint32_t id) {{
    pResource = wl_resource_create(client, &{}, version, id);

if (!pResource)
        return;

wl_resource_set_user_data(pResource, this);
    wl_list_init(&resourceDestroyListener.listener.link);
    resourceDestroyListener.listener.notify = _{}__DestroyListener;
    resourceDestroyListener.parent = this;
    wl_resource_add_destroy_listener(pResource, &resourceDestroyListener.listener);

wl_resource_set_implementation(pResource, {}, this, nullptr);
}}

{}::~{}() {{
    wl_list_remove(&resourceDestroyListener.listener.link);
    wl_list_init(&resourceDestroyListener.listener.link);

// if we still own the wayland resource,
    // it means we need to destroy it.
    if (pResource && wl_resource_get_user_data(pResource) == this) {{
        wl_resource_set_user_data(pResource, nullptr);
        wl_resource_destroy(pResource);
    }}
}}

void {}::onDestroyCalled() {{
    wl_resource_set_user_data(pResource, nullptr);
    wl_list_remove(&resourceDestroyListener.listener.link);
    wl_list_init(&resourceDestroyListener.listener.link);

// set the resource to nullptr,
    // as it will be freed. If the consumer does not destroy this resource
    // in onDestroy here, we'd be doing a UAF in the ~dtor
    pResource = nullptr;

if (onDestroy)
        onDestroy(this);
}}
)#",
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL, IFACE_NAME + "_interface", IFACE_CLASS_NAME_CAMEL, IFACE_VTABLE_NAME, IFACE_CLASS_NAME_CAMEL,
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL);
        } else {
            std::string DTOR_FUNC = "";

for (auto& rq : iface.requests) {
                if (!rq.destructor)
                    continue;

DTOR_FUNC = camelize("send_" + rq.name) + "()";
                break;
            }

if (DTOR_FUNC.empty())
                DTOR_FUNC = "wl_proxy_destroy(pResource)";

SOURCE += std::format(R"#(
{}::{}(wl_resource* resource) {{
    pResource = resource;

if (!pResource)
        return;

wl_proxy_add_listener(pResource, (void (**)(void))&{}, this);
}}

{}::~{}() {{
    if (!destroyed)
        {};
}}
)#",
                                  IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL, IFACE_VTABLE_NAME, IFACE_CLASS_NAME_CAMEL, IFACE_CLASS_NAME_CAMEL, DTOR_FUNC);
        }

for (auto& rq : (clientCode ? iface.events : iface.requests)) {
            std::string args = ", ";
            for (auto& arg : rq.args) {
                args += WPTypeToCType(arg, false) + ", ";
            }

args.pop_back();
            args.pop_back();

SOURCE += std::format(R"#(
void {}::{}(F<void({}*{})> handler) {{
    requests.{} = handler;
}}
)#",
                                  IFACE_CLASS_NAME_CAMEL, camelize("set_" + rq.name), IFACE_CLASS_NAME_CAMEL, args, camelize(rq.name));
        }
    }

SOURCE += "\n#undef F\n";
}

int main(int argc, char** argv, char** envp) {
    std::string outpath   = "";
    std::string protopath = "";

int         pathsTaken = 0;

for (int i = 1; i < argc; ++i) {
        std::string curarg = argv[i];

if (curarg == "-v" || curarg == "--version") {
            std::cout << SCANNER_VERSION << "\n";
            return 0;
        }

if (curarg == "-c" || curarg == "--client") {
            clientCode = true;
            continue;
        }

if (curarg == "--no-interfaces") {
            noInterfaces = true;
            continue;
        }

if (curarg == "--wayland-enums") {
            waylandEnums = true;
            continue;
        }

if (pathsTaken == 0) {
            protopath = curarg;
            pathsTaken++;
            continue;
        } else if (pathsTaken == 1) {
            outpath = curarg;
            pathsTaken++;
            continue;
        }

std::cout << "Too many args or unknown arg " << curarg << "\n";
        return 1;
    }

if (outpath.empty() || protopath.empty()) {
        std::cerr << "Not enough args\n";
        return 1;
    }

// build!

pugi::xml_document doc;
    if (!doc.load_file(protopath.c_str())) {
        std::cerr << "Couldn't load proto\n";
        return 1;
    }

PROTO_DATA.nameOriginal = doc.child("protocol").attribute("name").as_string();
    PROTO_DATA.name         = camelize(PROTO_DATA.nameOriginal);
    PROTO_DATA.fileName     = protopath.substr(protopath.find_last_of('/') + 1, protopath.length() - (protopath.find_last_of('/') + 1) - 4);

const auto COPYRIGHT =
        std::format("// Generated with hyprwayland-scanner {}. Made with vaxry's keyboard and ❤️.\n// {}\n\n/*\n This protocol's authors' copyright notice is:\n\n{}\n*/\n\n",
                    SCANNER_VERSION, PROTO_DATA.nameOriginal, std::string{doc.child("protocol").child("copyright").child_value()});

parseXML(doc);
    parseHeader();
    parseSource();

const auto HPATH              = outpath + "/" + PROTO_DATA.fileName + ".hpp";
    const auto CPATH              = outpath + "/" + PROTO_DATA.fileName + ".cpp";
    bool       needsToWriteHeader = true, needsToWriteSource = true;

if (std::filesystem::exists(HPATH)) {
        // check if we need to overwrite

std::ifstream headerIn(HPATH);
        std::string   content((std::istreambuf_iterator<char>(headerIn)), (std::istreambuf_iterator<char>()));

if (content == COPYRIGHT + HEADER)
            needsToWriteHeader = false;

headerIn.close();
    }

if (std::filesystem::exists(CPATH)) {
        // check if we need to overwrite

std::ifstream sourceIn(CPATH);
        std::string   content((std::istreambuf_iterator<char>(sourceIn)), (std::istreambuf_iterator<char>()));

if (content == COPYRIGHT + SOURCE)
            needsToWriteSource = false;

sourceIn.close();
    }

if (needsToWriteHeader) {
        std::ofstream header(HPATH, std::ios::trunc);
        header << COPYRIGHT << HEADER;
        header.close();
    }

if (needsToWriteSource) {
        std::ofstream source(CPATH, std::ios::trunc);
        source << COPYRIGHT << SOURCE;
        source.close();
    }

return 0;
}07070100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000B00000000TRAILER!!!

Places

File hyprwayland-scanner-0.4.2.obscpio of Package hyprwayland-scanner

Places