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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\Inspector\Daemon\Reader\Worker;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Generator;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Inspector\Daemon\Dispatcher\TargetProcessDescriptor;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Inspector\Daemon\Reader\Protocol\Message\TraceMessage;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Inspector\Settings\GetTraceSettings\GetTraceSettings;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Inspector\Settings\TraceLoopSettings\TraceLoopSettings;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Lib\PhpProcessReader\PhpMemoryReader\CallTraceReader;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Lib\PhpProcessReader\TraceCache;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use PhpProfiler\Lib\Process\ProcessStopper\ProcessStopper;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use function is_null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use function PhpProfiler\Lib\Defer\defer;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                final class PhpReaderTraceLoop implements PhpReaderTraceLoopInterface  | 
            
            
                                                        
            
                                    
            
            
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                { | 
            
            
                                                        
            
                                    
            
            
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                    public function __construct(  | 
            
            
                                                        
            
                                    
            
            
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                        private CallTraceReader $executor_globals_reader,  | 
            
            
                                                        
            
                                    
            
            
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                        private ReaderLoopProvider $reader_loop_provider,  | 
            
            
                                                        
            
                                    
            
            
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                        private ProcessStopper $process_stopper,  | 
            
            
                                                        
            
                                    
            
            
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                    ) { | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                    /**  | 
            
            
                                                        
            
                                    
            
            
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                     * @return Generator<TraceMessage>  | 
            
            
                                                        
            
                                    
            
            
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                     * @throws \PhpProfiler\Lib\Elf\Parser\ElfParserException  | 
            
            
                                                        
            
                                    
            
            
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                     * @throws \PhpProfiler\Lib\Elf\Process\ProcessSymbolReaderException  | 
            
            
                                                        
            
                                    
            
            
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                     * @throws \PhpProfiler\Lib\Elf\Tls\TlsFinderException  | 
            
            
                                                        
            
                                    
            
            
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                     * @throws \PhpProfiler\Lib\Process\MemoryReader\MemoryReaderException  | 
            
            
                                                        
            
                                    
            
            
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                     */  | 
            
            
                                                        
            
                                    
            
            
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                    public function run(  | 
            
            
                                                        
            
                                    
            
            
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                        TraceLoopSettings $loop_settings,  | 
            
            
                                                        
            
                                    
            
            
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                        TargetProcessDescriptor $target_process_descriptor,  | 
            
            
                                                        
            
                                    
            
            
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                        GetTraceSettings $get_trace_settings  | 
            
            
                                                        
            
                                    
            
            
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                    ): Generator { | 
            
            
                                                        
            
                                    
            
            
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                        $trace_cache = new TraceCache();  | 
            
            
                                                        
            
                                    
            
            
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                        $loop = $this->reader_loop_provider->getMainLoop(  | 
            
            
                                                        
            
                                    
            
            
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                            function () use (  | 
            
            
                                                        
            
                                    
            
            
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                                $get_trace_settings,  | 
            
            
                                                        
            
                                    
            
            
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                                $target_process_descriptor,  | 
            
            
                                                        
            
                                    
            
            
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                                $loop_settings,  | 
            
            
                                                        
            
                                    
            
            
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                                $trace_cache,  | 
            
            
                                                        
            
                                    
            
            
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                            ): Generator { | 
            
                            
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                                if ($loop_settings->stop_process and $this->process_stopper->stop($target_process_descriptor->pid)) { | 
            
            
                                                        
            
                                    
            
            
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                                    defer($_, fn () => $this->process_stopper->resume($target_process_descriptor->pid));  | 
            
            
                                                        
            
                                    
            
            
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                                }  | 
            
            
                                                        
            
                                    
            
            
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                                $call_trace = $this->executor_globals_reader->readCallTrace(  | 
            
            
                                                        
            
                                    
            
            
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                                    $target_process_descriptor->pid,  | 
            
            
                                                        
            
                                    
            
            
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                                    $target_process_descriptor->php_version,  | 
            
            
                                                        
            
                                    
            
            
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                                    $target_process_descriptor->eg_address,  | 
            
            
                                                        
            
                                    
            
            
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                                    $target_process_descriptor->sg_address,  | 
            
            
                                                        
            
                                    
            
            
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                                    $get_trace_settings->depth,  | 
            
            
                                                        
            
                                    
            
            
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                                    $trace_cache  | 
            
            
                                                        
            
                                    
            
            
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                                );  | 
            
            
                                                        
            
                                    
            
            
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                                if (is_null($call_trace)) { | 
            
            
                                                        
            
                                    
            
            
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                                    return;  | 
            
            
                                                        
            
                                    
            
            
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                                }  | 
            
            
                                                        
            
                                    
            
            
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                                yield new TraceMessage($call_trace);  | 
            
            
                                                        
            
                                    
            
            
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                            },  | 
            
            
                                                        
            
                                    
            
            
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                            $loop_settings  | 
            
            
                                                        
            
                                    
            
            
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                        );  | 
            
            
                                                        
            
                                    
            
            
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                        /** @var Generator<TraceMessage> */  | 
            
            
                                                        
            
                                    
            
            
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                        $loop_process = $loop->invoke();  | 
            
            
                                                        
            
                                    
            
            
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                        yield from $loop_process;  | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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