text: /*
     +----------------------------------------------------------------------+
     | PHP Version 7                                                        |
     +----------------------------------------------------------------------+
     | Copyright (c) The PHP Group                                          |
     +----------------------------------------------------------------------+
     | This source file is subject to version 3.01 of the PHP license,      |
     | that is bundled with this package in the file LICENSE, and is        |
     | available through the world-wide-web at the following url:           |
     | http://www.php.net/license/3_01.txt                                  |
     | If you did not receive a copy of the PHP license and are unable to   |
     | obtain it through the world-wide-web, please send a note to          |
     | license@php.net so we can mail you a copy immediately.               |
     +----------------------------------------------------------------------+
     | Authors: Felipe Pena <felipe@php.net>                                |
     | Authors: Joe Watkins <joe.watkins@live.co.uk>                        |
     | Authors: Bob Weinand <bwoebi@php.net>                                |
     +----------------------------------------------------------------------+
  */
  
  #ifndef PHPDBG_H
  #define PHPDBG_H
  
  #ifdef PHP_WIN32
  # define PHPDBG_API __declspec(dllexport)
  #elif defined(__GNUC__) && __GNUC__ >= 4
  # define PHPDBG_API __attribute__ ((visibility("default")))
  #else
  # define PHPDBG_API
  #endif
  
  #ifndef PHP_WIN32
  #	include <stdint.h>
  #	include <stddef.h>
  #else
  #	include "main/php_stdint.h"
  #endif
  #include "php.h"
  #include "php_globals.h"
  #include "php_variables.h"
  #include "php_getopt.h"
  #include "zend_builtin_functions.h"
  #include "zend_extensions.h"
  #include "zend_modules.h"
  #include "zend_globals.h"
  #include "zend_ini_scanner.h"
  #include "zend_stream.h"
  #include "zend_signal.h"
  #if !defined(_WIN32) && !defined(ZEND_SIGNALS)
  #	include <signal.h>
  #elif defined(PHP_WIN32)
  #	include "win32/signal.h"
  #endif
  #include "SAPI.h"
  #include <fcntl.h>
  #include <sys/types.h>
  #if defined(_WIN32) && !defined(__MINGW32__)
  #	include <windows.h>
  #	include "config.w32.h"
  #	undef  strcasecmp
  #	undef  strncasecmp
  #	define strcasecmp _stricmp
  #	define strncasecmp _strnicmp
  #else
  #	include "php_config.h"
  #endif
  #ifndef O_BINARY
  #	define O_BINARY 0
  #endif
  #include "php_main.h"
  
  #ifdef ZTS
  # include "TSRM.h"
  #endif
  
  #undef zend_hash_str_add
  #ifdef PHP_WIN32
  #define zend_hash_str_add(...) \
  	zend_hash_str_add(__VA_ARGS__)
  #else
  #define zend_hash_str_add_tmp(ht, key, len, pData) \
  	zend_hash_str_add(ht, key, len, pData)
  #define zend_hash_str_add(...) zend_hash_str_add_tmp(__VA_ARGS__)
  #endif
  
  #ifdef HAVE_PHPDBG_READLINE
  # ifdef HAVE_LIBREADLINE
  #	 include <readline/readline.h>
  #	 include <readline/history.h>
  # endif
  # ifdef HAVE_LIBEDIT
  #	 include <editline/readline.h>
  # endif
  #endif
  
  /* {{{ remote console headers */
  #ifndef _WIN32
  #	include <sys/socket.h>
  #	include <sys/un.h>
  #	include <sys/select.h>
  #	include <sys/types.h>
  #	include <netdb.h>
  #endif /* }}} */
  
  /* {{{ strings */
  #define PHPDBG_NAME "phpdbg"
  #define PHPDBG_AUTHORS "Felipe Pena, Joe Watkins and Bob Weinand" /* Ordered by last name */
  #define PHPDBG_ISSUES "http://bugs.php.net/report.php"
  #define PHPDBG_VERSION PHP_VERSION
  #define PHPDBG_INIT_FILENAME ".phpdbginit"
  #define PHPDBG_DEFAULT_PROMPT "prompt>"
  /* }}} */
  
  /* Hey, apple. One shouldn't define *functions* from the standard C library as marcos. */
  #ifdef memcpy
  #define memcpy_tmp(...) memcpy(__VA_ARGS__)
  #undef memcpy
  #define memcpy(...) memcpy_tmp(__VA_ARGS__)
  #endif
  
  #if !defined(PHPDBG_WEBDATA_TRANSFER_H) && !defined(PHPDBG_WEBHELPER_H)
  
  #ifdef ZTS
  # define PHPDBG_G(v) ZEND_TSRMG(phpdbg_globals_id, zend_phpdbg_globals *, v)
  #else
  # define PHPDBG_G(v) (phpdbg_globals.v)
  #endif
  
  #include "phpdbg_sigsafe.h"
  #include "phpdbg_out.h"
  #include "phpdbg_lexer.h"
  #include "phpdbg_cmd.h"
  #include "phpdbg_utils.h"
  #include "phpdbg_btree.h"
  #include "phpdbg_watch.h"
  #include "phpdbg_bp.h"
  #include "phpdbg_opcode.h"
  #ifdef PHP_WIN32
  # include "phpdbg_sigio_win32.h"
  #endif
  
  int phpdbg_do_parse(phpdbg_param_t *stack, char *input);
  
  #define PHPDBG_NEXT   2
  #define PHPDBG_UNTIL  3
  #define PHPDBG_FINISH 4
  #define PHPDBG_LEAVE  5
  
  /*
   BEGIN: DO NOT CHANGE DO NOT CHANGE DO NOT CHANGE
  */
  
  /* {{{ flags */
  #define PHPDBG_HAS_FILE_BP            (1ULL<<1)
  #define PHPDBG_HAS_PENDING_FILE_BP    (1ULL<<2)
  #define PHPDBG_HAS_SYM_BP             (1ULL<<3)
  #define PHPDBG_HAS_OPLINE_BP          (1ULL<<4)
  #define PHPDBG_HAS_METHOD_BP          (1ULL<<5)
  #define PHPDBG_HAS_COND_BP            (1ULL<<6)
  #define PHPDBG_HAS_OPCODE_BP          (1ULL<<7)
  #define PHPDBG_HAS_FUNCTION_OPLINE_BP (1ULL<<8)
  #define PHPDBG_HAS_METHOD_OPLINE_BP   (1ULL<<9)
  #define PHPDBG_HAS_FILE_OPLINE_BP     (1ULL<<10) /* }}} */
  
  /*
   END: DO NOT CHANGE DO NOT CHANGE DO NOT CHANGE
  */
  
  #define PHPDBG_IN_COND_BP             (1ULL<<11)
  #define PHPDBG_IN_EVAL                (1ULL<<12)
  
  #define PHPDBG_IS_STEPPING            (1ULL<<13)
  #define PHPDBG_STEP_OPCODE            (1ULL<<14)
  #define PHPDBG_IS_QUIET               (1ULL<<15)
  #define PHPDBG_IS_QUITTING            (1ULL<<16)
  #define PHPDBG_IS_COLOURED            (1ULL<<17)
  #define PHPDBG_IS_CLEANING            (1ULL<<18)
  #define PHPDBG_IS_RUNNING             (1ULL<<19)
  
  #define PHPDBG_IN_UNTIL               (1ULL<<20)
  #define PHPDBG_IN_FINISH              (1ULL<<21)
  #define PHPDBG_IN_LEAVE               (1ULL<<22)
  
  #define PHPDBG_IS_REGISTERED          (1ULL<<23)
  #define PHPDBG_IS_STEPONEVAL          (1ULL<<24)
  #define PHPDBG_IS_INITIALIZING        (1ULL<<25)
  #define PHPDBG_IS_SIGNALED            (1ULL<<26)
  #define PHPDBG_IS_INTERACTIVE         (1ULL<<27)
  #define PHPDBG_PREVENT_INTERACTIVE    (1ULL<<28)
  #define PHPDBG_IS_BP_ENABLED          (1ULL<<29)
  #define PHPDBG_IS_REMOTE              (1ULL<<30)
  #define PHPDBG_IS_DISCONNECTED        (1ULL<<31)
  #define PHPDBG_WRITE_XML              (1ULL<<32)
  
  #define PHPDBG_SHOW_REFCOUNTS         (1ULL<<33)
  
  #define PHPDBG_IN_SIGNAL_HANDLER      (1ULL<<34)
  
  #define PHPDBG_DISCARD_OUTPUT         (1ULL<<35)
  
  #define PHPDBG_HAS_PAGINATION         (1ULL<<36)
  
  #define PHPDBG_SEEK_MASK              (PHPDBG_IN_UNTIL | PHPDBG_IN_FINISH | PHPDBG_IN_LEAVE)
  #define PHPDBG_BP_RESOLVE_MASK	      (PHPDBG_HAS_FUNCTION_OPLINE_BP | PHPDBG_HAS_METHOD_OPLINE_BP | PHPDBG_HAS_FILE_OPLINE_BP)
  #define PHPDBG_BP_MASK                (PHPDBG_HAS_FILE_BP | PHPDBG_HAS_SYM_BP | PHPDBG_HAS_METHOD_BP | PHPDBG_HAS_OPLINE_BP | PHPDBG_HAS_COND_BP | PHPDBG_HAS_OPCODE_BP | PHPDBG_HAS_FUNCTION_OPLINE_BP | PHPDBG_HAS_METHOD_OPLINE_BP | PHPDBG_HAS_FILE_OPLINE_BP)
  #define PHPDBG_IS_STOPPING            (PHPDBG_IS_QUITTING | PHPDBG_IS_CLEANING)
  
  #define PHPDBG_PRESERVE_FLAGS_MASK    (PHPDBG_SHOW_REFCOUNTS | PHPDBG_IS_STEPONEVAL | PHPDBG_IS_BP_ENABLED | PHPDBG_STEP_OPCODE | PHPDBG_IS_QUIET | PHPDBG_IS_COLOURED | PHPDBG_IS_REMOTE | PHPDBG_WRITE_XML | PHPDBG_IS_DISCONNECTED | PHPDBG_HAS_PAGINATION)
  
  #ifndef _WIN32
  #	define PHPDBG_DEFAULT_FLAGS (PHPDBG_IS_QUIET | PHPDBG_IS_COLOURED | PHPDBG_IS_BP_ENABLED | PHPDBG_HAS_PAGINATION)
  #else
  #	define PHPDBG_DEFAULT_FLAGS (PHPDBG_IS_QUIET | PHPDBG_IS_BP_ENABLED | PHPDBG_HAS_PAGINATION)
  #endif /* }}} */
  
  /* {{{ output descriptors */
  #define PHPDBG_STDIN 			0
  #define PHPDBG_STDOUT			1
  #define PHPDBG_STDERR			2
  #define PHPDBG_IO_FDS 			3 /* }}} */
  
  #define phpdbg_try_access \
  	{                                                            \
  		JMP_BUF *__orig_bailout = PHPDBG_G(sigsegv_bailout); \
  		JMP_BUF __bailout;                                   \
                                                                       \
  		PHPDBG_G(sigsegv_bailout) = &__bailout;              \
  		if (SETJMP(__bailout) == 0) {
  #define phpdbg_catch_access \
  		} else {                                             \
  			PHPDBG_G(sigsegv_bailout) = __orig_bailout;
  #define phpdbg_end_try_access() \
  		}                                                    \
  			PHPDBG_G(sigsegv_bailout) = __orig_bailout;  \
  	}
  
  
  void phpdbg_register_file_handles(void);
  
  /* {{{ structs */
  ZEND_BEGIN_MODULE_GLOBALS(phpdbg)
  	HashTable bp[PHPDBG_BREAK_TABLES];           /* break points */
  	HashTable registered;                        /* registered */
  	HashTable seek;                              /* seek oplines */
  	zend_execute_data *seek_ex;                  /* call frame of oplines to seek to */
  	zend_object *handled_exception;              /* last handled exception (prevent multiple handling of same exception) */
  	phpdbg_frame_t frame;                        /* frame */
  	uint32_t last_line;                          /* last executed line */
  
  	char *cur_command;                           /* current command */
  	phpdbg_lexer_data lexer;                     /* lexer data */
  	phpdbg_param_t *parser_stack;                /* param stack during lexer / parser phase */
  
  #ifndef _WIN32
  	struct sigaction old_sigsegv_signal;         /* segv signal handler */
  #endif
  	phpdbg_btree watchpoint_tree;                /* tree with watchpoints */
  	phpdbg_btree watch_HashTables;               /* tree with original dtors of watchpoints */
  	HashTable watch_elements;                    /* user defined watch elements */
  	HashTable watch_collisions;                  /* collision table to check if multiple watches share the same recursive watchpoint */
  	HashTable watch_recreation;                  /* watch elements pending recreation of their respective watchpoints */
  	HashTable watch_free;                        /* pointers to watch for being freed */
  	HashTable *watchlist_mem;                    /* triggered watchpoints */
  	HashTable *watchlist_mem_backup;             /* triggered watchpoints backup table while iterating over it */
  	zend_bool watchpoint_hit;                    /* a watchpoint was hit */
  	void (*original_free_function)(void *);      /* the original AG(mm_heap)->_free function */
  	phpdbg_watch_element *watch_tmp;             /* temporary pointer for a watch element */
  
  	char *exec;                                  /* file to execute */
  	size_t exec_len;                             /* size of exec */
  	zend_op_array *ops;                 	     /* op_array */
  	zval retval;                                 /* return value */
  	int bp_count;                                /* breakpoint count */
  	int vmret;                                   /* return from last opcode handler execution */
  	zend_bool in_execution;                      /* in execution? */
  	zend_bool unclean_eval;                      /* do not check for memory leaks when we needed to bail out during eval */
  
  	zend_op_array *(*compile_file)(zend_file_handle *file_handle, int type);
  	zend_op_array *(*init_compile_file)(zend_file_handle *file_handle, int type);
  	zend_op_array *(*compile_string)(zval *source_string, char *filename);
  	HashTable file_sources;
  
  	FILE *oplog;                                 /* opline log */
  	zend_arena *oplog_arena;                     /* arena for storing oplog */
  	phpdbg_oplog_list *oplog_list;               /* list of oplog starts */
  	phpdbg_oplog_entry *oplog_cur;               /* current oplog entry */
  
  	struct {
  		FILE *ptr;
  		int fd;
  	} io[PHPDBG_IO_FDS];                         /* io */
  	int eol;                                     /* type of line ending to use */
  	size_t (*php_stdiop_write)(php_stream *, const char *, size_t);
  	int in_script_xml;                           /* in <stream> output mode */
  	struct {
  		zend_bool active;
  		int type;
  		int fd;
  		char *tag;
  		char *msg;
  		int msglen;
  		char *xml;
  		int xmllen;
  	} err_buf;                                   /* error buffer */
  	zend_ulong req_id;                           /* "request id" to keep track of commands */
  
  	char *prompt[2];                             /* prompt */
  	const phpdbg_color_t *colors[PHPDBG_COLORS]; /* colors */
  	char *buffer;                                /* buffer */
  	zend_bool last_was_newline;                  /* check if we don't need to output a newline upon next phpdbg_error or phpdbg_notice */
  
  	FILE *stdin_file;                            /* FILE pointer to stdin source file */
  	const php_stream_wrapper *orig_url_wrap_php;
  
  	char input_buffer[PHPDBG_MAX_CMD];           /* stdin input buffer */
  	int input_buflen;                            /* length of stdin input buffer */
  	phpdbg_signal_safe_mem sigsafe_mem;          /* memory to use in async safe environment (only once!) */
  
  	JMP_BUF *sigsegv_bailout;                    /* bailout address for accesibility probing */
  
  	uint64_t flags;                              /* phpdbg flags */
  
  	char *socket_path;                           /* phpdbg.path ini setting */
  	char *sapi_name_ptr;                         /* store sapi name to free it if necessary to not leak memory */
  	int socket_fd;                               /* file descriptor to socket (wait command) (-1 if unused) */
  	int socket_server_fd;                        /* file descriptor to master socket (wait command) (-1 if unused) */
  #ifdef PHP_WIN32
  	HANDLE sigio_watcher_thread;                 /* sigio watcher thread handle */
  	struct win32_sigio_watcher_data swd;
  #endif
  	long lines;                                  /* max number of lines to display */
  ZEND_END_MODULE_GLOBALS(phpdbg) /* }}} */
  
  #endif
  
  #endif /* PHPDBG_H */
  