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- /*
- * Carla binary utils
- * Copyright (C) 2014 Filipe Coelho <falktx@falktx.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * For a full copy of the GNU General Public License see the doc/GPL.txt file.
- */
-
- #ifndef CARLA_BINARY_UTILS_HPP_INCLUDED
- #define CARLA_BINARY_UTILS_HPP_INCLUDED
-
- #include "CarlaBackend.h"
- #include "CarlaUtils.hpp"
-
- #if defined(CARLA_OS_UNIX) && ! defined(BUILD_BRIDGE)
- # include "magic.h"
- #endif
-
- CARLA_BACKEND_START_NAMESPACE
-
- #if defined(CARLA_OS_UNIX) && ! defined(BUILD_BRIDGE)
- // -----------------------------------------------------------------------
-
- class CarlaMagic
- {
- public:
- CarlaMagic()
- : fMagic(magic_open(MAGIC_SYMLINK))
- {
- CARLA_SAFE_ASSERT_RETURN(fMagic != nullptr,);
- magic_load(fMagic, nullptr);
- }
-
- ~CarlaMagic()
- {
- if (fMagic != nullptr)
- magic_close(fMagic);
- }
-
- const char* getFileDescription(const char* const filename) const
- {
- if (fMagic == nullptr)
- return nullptr;
-
- return magic_file(fMagic, filename);
- }
-
- private:
- const magic_t fMagic;
-
- CARLA_PREVENT_HEAP_ALLOCATION
- CARLA_DECLARE_NON_COPY_STRUCT(CarlaMagic)
- };
- #endif
-
- // -----------------------------------------------------------------------
-
- static inline
- BinaryType getBinaryTypeFromFile(const char* const filename)
- {
- carla_stdout("getBinaryTypeFromFile(\"%s\")", filename);
-
- #if defined(CARLA_OS_UNIX) && ! defined(BUILD_BRIDGE)
- if (filename == nullptr || filename[0] == '\0')
- return BINARY_NATIVE;
-
- static const CarlaMagic magic;
-
- const char* const output(magic.getFileDescription(filename));
-
- if (output == nullptr || output[0] == '\0')
- return BINARY_NATIVE;
-
- if ((std::strstr(output, "PE32 executable") != nullptr ||
- std::strstr(output, "PE32+ executable") != nullptr) && std::strstr(output, "MS Windows") != nullptr)
- return (std::strstr(output, "x86-64") != nullptr) ? BINARY_WIN64 : BINARY_WIN32;
-
- if (std::strstr(output, "ELF") != nullptr)
- return (std::strstr(output, "x86-64") != nullptr || std::strstr(output, "aarch64") != nullptr) ? BINARY_POSIX64 : BINARY_POSIX32;
- #endif
-
- return BINARY_NATIVE;
- }
-
- // -----------------------------------------------------------------------
-
- CARLA_BACKEND_END_NAMESPACE
-
- #endif // CARLA_BINARY_UTILS_HPP_INCLUDED
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