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<?php |
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/** |
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* This file is part of the sj-i/php-profiler package. |
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* |
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* (c) sji <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace PhpProfiler\Lib\Elf\Structure\Elf64; |
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use PhpProfiler\Lib\Integer\UInt64; |
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final class Elf64SymbolTableEntry |
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{ |
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public const STB_LOCAL = 0; |
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public const STB_GLOBAL = 1; |
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public const STB_WEAK = 2; |
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public const STB_LOOS = 10; |
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public const STB_HIOS = 12; |
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public const STB_LOPROC = 13; |
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public const STB_HIPROC = 15; |
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public const STT_NOTYPE = 0; |
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public const STT_OBJECT = 1; |
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public const STT_FUNC = 2; |
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public const STT_SECTION = 3; |
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public const STT_FILE = 4; |
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public const STT_COMMON = 5; |
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public const STT_TLS = 6; |
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public const STT_LOOS = 10; |
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public const STT_HIOS = 12; |
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public const STT_LOPROC = 13; |
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public const STT_HIPROC = 15; |
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public const STV_DEFAULT = 0; |
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public const STV_INTERNAL = 1; |
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public const STV_HIDDEN = 2; |
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public const STV_PROTECTED = 3; |
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public const STV_EXPORTED = 4; |
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public const STV_SINGLETON = 5; |
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public const STV_ELIMINATE = 6; |
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public function __construct( |
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public int $st_name, // Elf64_Word |
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public int $st_info, // unsigned char |
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public int $st_other, // unsigned char |
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public int $st_shndx, // Elf64_Half |
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public UInt64 $st_value, // Elf64_Addr |
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public UInt64 $st_size, // Elf64_Xword |
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) { |
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} |
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public function getType(): int |
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{ |
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return (($this->st_info) & 0xf); |
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} |
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public function getBind(): int |
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{ |
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return $this->st_info >> 4; |
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} |
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public static function createInfo(int $bind, int $type): int |
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{ |
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return ($bind << 4) + ($type & 0x0f); |
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} |
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public function isTls(): bool |
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{ |
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return $this->getType() === self::STT_TLS; |
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} |
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public function isUndefined(): bool |
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{ |
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return $this->st_name === 0 |
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and $this->st_info === 0 |
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and $this->st_other === 0 |
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and $this->st_shndx === 0 |
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and $this->st_value->lo === 0 |
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and $this->st_value->hi === 0 |
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and $this->st_size->lo === 0 |
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and $this->st_size->hi === 0; |
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} |
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} |
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sj-i /
php-profiler
