diff options
author | Mark A. Hershberger <mah@debian.(none)> | 2009-03-25 00:34:21 -0400 |
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committer | Mark A. Hershberger <mah@debian.(none)> | 2009-03-25 00:34:21 -0400 |
commit | 0e920280a2e04b110827bb766b9f29e3d581c4ee (patch) | |
tree | 8f2125f3d00fe3089e3b94adb06f04479ee15f2a /Zend/zend.c | |
download | php-0e920280a2e04b110827bb766b9f29e3d581c4ee.tar.gz |
Imported Upstream version 5.0.4upstream/5.0.4
Diffstat (limited to 'Zend/zend.c')
-rw-r--r-- | Zend/zend.c | 1161 |
1 files changed, 1161 insertions, 0 deletions
diff --git a/Zend/zend.c b/Zend/zend.c new file mode 100644 index 000000000..cc3df08c3 --- /dev/null +++ b/Zend/zend.c @@ -0,0 +1,1161 @@ +/* + +----------------------------------------------------------------------+ + | Zend Engine | + +----------------------------------------------------------------------+ + | Copyright (c) 1998-2004 Zend Technologies Ltd. (http://www.zend.com) | + +----------------------------------------------------------------------+ + | This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt. | + | If you did not receive a copy of the Zend license and are unable to | + | obtain it through the world-wide-web, please send a note to | + | license@zend.com so we can mail you a copy immediately. | + +----------------------------------------------------------------------+ + | Authors: Andi Gutmans <andi@zend.com> | + | Zeev Suraski <zeev@zend.com> | + +----------------------------------------------------------------------+ +*/ + +/* $Id: zend.c,v 1.287.2.4 2005/03/15 23:47:12 wez Exp $ */ + +#include "zend.h" +#include "zend_extensions.h" +#include "zend_modules.h" +#include "zend_constants.h" +#include "zend_list.h" +#include "zend_API.h" +#include "zend_exceptions.h" +#include "zend_builtin_functions.h" +#include "zend_ini.h" + +#ifdef ZTS +# define GLOBAL_FUNCTION_TABLE global_function_table +# define GLOBAL_CLASS_TABLE global_class_table +# define GLOBAL_CONSTANTS_TABLE global_constants_table +# define GLOBAL_AUTO_GLOBALS_TABLE global_auto_globals_table +#else +# define GLOBAL_FUNCTION_TABLE CG(function_table) +# define GLOBAL_CLASS_TABLE CG(class_table) +# define GLOBAL_AUTO_GLOBALS_TABLE CG(auto_globals) +#endif + +#if defined(ZEND_WIN32) && ZEND_DEBUG +BOOL WINAPI IsDebuggerPresent(VOID); +#endif + +/* true multithread-shared globals */ +ZEND_API zend_class_entry *zend_standard_class_def = NULL; +ZEND_API int (*zend_printf)(const char *format, ...); +ZEND_API zend_write_func_t zend_write; +ZEND_API FILE *(*zend_fopen)(const char *filename, char **opened_path); +ZEND_API int (*zend_stream_open_function)(const char *filename, zend_file_handle *handle TSRMLS_DC); +ZEND_API void (*zend_block_interruptions)(void); +ZEND_API void (*zend_unblock_interruptions)(void); +ZEND_API void (*zend_ticks_function)(int ticks); +ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args); +int (*zend_vspprintf)(char **pbuf, size_t max_len, const char *format, va_list ap); + +void (*zend_on_timeout)(int seconds TSRMLS_DC); + +static void (*zend_message_dispatcher_p)(long message, void *data); +static int (*zend_get_configuration_directive_p)(char *name, uint name_length, zval *contents); + + +static ZEND_INI_MH(OnUpdateErrorReporting) +{ + if (!new_value) { + EG(error_reporting) = E_ALL & ~E_NOTICE & ~E_STRICT; + } else { + EG(error_reporting) = atoi(new_value); + } + return SUCCESS; +} + + +ZEND_INI_BEGIN() + ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting) + STD_ZEND_INI_BOOLEAN("zend.ze1_compatibility_mode", "0", ZEND_INI_ALL, OnUpdateBool, ze1_compatibility_mode, zend_executor_globals, executor_globals) +ZEND_INI_END() + + +#ifdef ZTS +ZEND_API int compiler_globals_id; +ZEND_API int executor_globals_id; +ZEND_API int alloc_globals_id; +HashTable *global_function_table; +HashTable *global_class_table; +HashTable *global_constants_table; +HashTable *global_auto_globals_table; +#endif + +ZEND_API zend_utility_values zend_uv; + +ZEND_API zval zval_used_for_init; /* True global variable */ + +/* version information */ +static char *zend_version_info; +static uint zend_version_info_length; +#define ZEND_CORE_VERSION_INFO "Zend Engine v" ZEND_VERSION ", Copyright (c) 1998-2004 Zend Technologies\n" + + +#define PRINT_ZVAL_INDENT 4 + +static void print_hash(HashTable *ht, int indent, zend_bool is_object TSRMLS_DC) +{ + zval **tmp; + char *string_key; + HashPosition iterator; + ulong num_key; + uint str_len; + int i; + + for (i=0; i<indent; i++) { + ZEND_PUTS(" "); + } + ZEND_PUTS("(\n"); + indent += PRINT_ZVAL_INDENT; + zend_hash_internal_pointer_reset_ex(ht, &iterator); + while (zend_hash_get_current_data_ex(ht, (void **) &tmp, &iterator) == SUCCESS) { + for (i=0; i<indent; i++) { + ZEND_PUTS(" "); + } + ZEND_PUTS("["); + switch (zend_hash_get_current_key_ex(ht, &string_key, &str_len, &num_key, 0, &iterator)) { + case HASH_KEY_IS_STRING: + if (is_object) { + char *prop_name, *class_name; + + zend_unmangle_property_name(string_key, &class_name, &prop_name); + ZEND_PUTS(prop_name); + if (class_name) { + if (class_name[0]=='*') { + ZEND_PUTS(":protected"); + } else { + ZEND_PUTS(":private"); + } + } + } else { + ZEND_WRITE(string_key, str_len-1); + } + break; + case HASH_KEY_IS_LONG: + zend_printf("%ld", num_key); + break; + } + ZEND_PUTS("] => "); + zend_print_zval_r(*tmp, indent+PRINT_ZVAL_INDENT TSRMLS_CC); + ZEND_PUTS("\n"); + zend_hash_move_forward_ex(ht, &iterator); + } + indent -= PRINT_ZVAL_INDENT; + for (i=0; i<indent; i++) { + ZEND_PUTS(" "); + } + ZEND_PUTS(")\n"); +} + +static void print_flat_hash(HashTable *ht TSRMLS_DC) +{ + zval **tmp; + char *string_key; + HashPosition iterator; + ulong num_key; + uint str_len; + int i = 0; + + zend_hash_internal_pointer_reset_ex(ht, &iterator); + while (zend_hash_get_current_data_ex(ht, (void **) &tmp, &iterator) == SUCCESS) { + if (i++ > 0) { + ZEND_PUTS(","); + } + ZEND_PUTS("["); + switch (zend_hash_get_current_key_ex(ht, &string_key, &str_len, &num_key, 0, &iterator)) { + case HASH_KEY_IS_STRING: + ZEND_PUTS(string_key); + break; + case HASH_KEY_IS_LONG: + zend_printf("%ld", num_key); + break; + } + ZEND_PUTS("] => "); + zend_print_flat_zval_r(*tmp TSRMLS_CC); + zend_hash_move_forward_ex(ht, &iterator); + } +} + +ZEND_API void zend_make_printable_zval(zval *expr, zval *expr_copy, int *use_copy) +{ + if (expr->type==IS_STRING) { + *use_copy = 0; + return; + } + switch (expr->type) { + case IS_NULL: + expr_copy->value.str.len = 0; + expr_copy->value.str.val = empty_string; + break; + case IS_BOOL: + if (expr->value.lval) { + expr_copy->value.str.len = 1; + expr_copy->value.str.val = estrndup("1", 1); + } else { + expr_copy->value.str.len = 0; + expr_copy->value.str.val = empty_string; + } + break; + case IS_RESOURCE: + expr_copy->value.str.val = (char *) emalloc(sizeof("Resource id #")-1 + MAX_LENGTH_OF_LONG); + expr_copy->value.str.len = sprintf(expr_copy->value.str.val, "Resource id #%ld", expr->value.lval); + break; + case IS_ARRAY: + expr_copy->value.str.len = sizeof("Array")-1; + expr_copy->value.str.val = estrndup("Array", expr_copy->value.str.len); + break; + case IS_OBJECT: + { + TSRMLS_FETCH(); +#if 0 + /* Standard PHP objects */ + if (Z_OBJ_HT_P(expr) == &std_object_handlers || !Z_OBJ_HT_P(expr)->cast_object) { + if (zend_std_cast_object_tostring(expr, expr_copy, IS_STRING, 0 TSRMLS_CC) == SUCCESS) { + break; + } + zend_error(E_NOTICE, "Object of class %s could not be converted to string", Z_OBJCE_P(expr)->name); + } +#endif + if (Z_OBJ_HANDLER_P(expr, cast_object)) { + if(Z_OBJ_HANDLER_P(expr, cast_object)(expr, expr_copy, IS_STRING, 0 TSRMLS_CC) == SUCCESS) { + break; + } + } else { + if(Z_OBJ_HANDLER_P(expr, get)) { + zval *z = Z_OBJ_HANDLER_P(expr, get)(expr TSRMLS_CC); + if(Z_TYPE_P(z) != IS_OBJECT) { + zend_make_printable_zval(z, expr_copy, use_copy); + FREE_ZVAL(z); + return; + } + } + } + if (EG(exception)) { + zval_dtor(expr_copy); + expr_copy->value.str.len = 0; + expr_copy->value.str.val = empty_string; + break; + } + } + expr_copy->value.str.val = (char *) emalloc(sizeof("Object id #")-1 + MAX_LENGTH_OF_LONG); + expr_copy->value.str.len = sprintf(expr_copy->value.str.val, "Object id #%ld", (long)expr->value.obj.handle); + break; + case IS_DOUBLE: + *expr_copy = *expr; + zval_copy_ctor(expr_copy); + zend_locale_sprintf_double(expr_copy ZEND_FILE_LINE_CC); + break; + default: + *expr_copy = *expr; + zval_copy_ctor(expr_copy); + convert_to_string(expr_copy); + break; + } + expr_copy->type = IS_STRING; + *use_copy = 1; +} + + +ZEND_API int zend_print_zval(zval *expr, int indent) +{ + return zend_print_zval_ex(zend_write, expr, indent); +} + + +ZEND_API int zend_print_zval_ex(zend_write_func_t write_func, zval *expr, int indent) +{ + zval expr_copy; + int use_copy; + + zend_make_printable_zval(expr, &expr_copy, &use_copy); + if (use_copy) { + expr = &expr_copy; + } + if (expr->value.str.len==0) { /* optimize away empty strings */ + if (use_copy) { + zval_dtor(expr); + } + return 0; + } + write_func(expr->value.str.val, expr->value.str.len); + if (use_copy) { + zval_dtor(expr); + } + return expr->value.str.len; +} + +ZEND_API void zend_print_flat_zval_r(zval *expr TSRMLS_DC) +{ + switch (expr->type) { + case IS_ARRAY: + ZEND_PUTS("Array ("); + if (++expr->value.ht->nApplyCount>1) { + ZEND_PUTS(" *RECURSION*"); + expr->value.ht->nApplyCount--; + return; + } + print_flat_hash(expr->value.ht TSRMLS_CC); + ZEND_PUTS(")"); + expr->value.ht->nApplyCount--; + break; + case IS_OBJECT: + { + HashTable *properties = NULL; + char *class_name = NULL; + zend_uint clen; + + if (Z_OBJ_HANDLER_P(expr, get_class_name)) { + Z_OBJ_HANDLER_P(expr, get_class_name)(expr, &class_name, &clen, 0 TSRMLS_CC); + } + zend_printf("%s Object (", class_name?class_name:"Unknown Class"); + if (class_name) { + efree(class_name); + } + if (Z_OBJ_HANDLER_P(expr, get_properties)) { + properties = Z_OBJPROP_P(expr); + } + if (properties) { + if (++properties->nApplyCount>1) { + ZEND_PUTS(" *RECURSION*"); + properties->nApplyCount--; + return; + } + print_flat_hash(properties TSRMLS_CC); + properties->nApplyCount--; + } + ZEND_PUTS(")"); + break; + } + default: + zend_print_variable(expr); + break; + } +} + +ZEND_API void zend_print_zval_r(zval *expr, int indent TSRMLS_DC) +{ + zend_print_zval_r_ex(zend_write, expr, indent TSRMLS_CC); +} + + +ZEND_API void zend_print_zval_r_ex(zend_write_func_t write_func, zval *expr, int indent TSRMLS_DC) +{ + switch (expr->type) { + case IS_ARRAY: + ZEND_PUTS("Array\n"); + if (++expr->value.ht->nApplyCount>1) { + ZEND_PUTS(" *RECURSION*"); + expr->value.ht->nApplyCount--; + return; + } + print_hash(expr->value.ht, indent, 0 TSRMLS_CC); + expr->value.ht->nApplyCount--; + break; + case IS_OBJECT: + { + HashTable *properties = NULL; + char *class_name = NULL; + zend_uint clen; + + if (Z_OBJ_HANDLER_P(expr, get_class_name)) { + Z_OBJ_HANDLER_P(expr, get_class_name)(expr, &class_name, &clen, 0 TSRMLS_CC); + } + zend_printf("%s Object\n", class_name?class_name:"Unknown Class"); + if (class_name) { + efree(class_name); + } + if (Z_OBJ_HANDLER_P(expr, get_properties)) { + properties = Z_OBJPROP_P(expr); + } + if (properties) { + if (++properties->nApplyCount>1) { + ZEND_PUTS(" *RECURSION*"); + properties->nApplyCount--; + return; + } + print_hash(properties, indent, 1 TSRMLS_CC); + properties->nApplyCount--; + } + break; + } + default: + zend_print_variable(expr); + break; + } +} + + +static FILE *zend_fopen_wrapper(const char *filename, char **opened_path) +{ + if (opened_path) { + *opened_path = estrdup(filename); + } + return fopen(filename, "rb"); +} + + +static void register_standard_class(TSRMLS_D) +{ + zend_standard_class_def = calloc(1, sizeof(zend_class_entry)); + + zend_standard_class_def->type = ZEND_INTERNAL_CLASS; + zend_standard_class_def->name_length = sizeof("stdClass") - 1; + zend_standard_class_def->name = zend_strndup("stdClass", zend_standard_class_def->name_length); + zend_initialize_class_data(zend_standard_class_def, 1 TSRMLS_CC); + + zend_hash_add(CG(class_table), "stdclass", sizeof("stdclass"), &zend_standard_class_def, sizeof(zend_class_entry *), NULL); +} + +static void zend_set_default_compile_time_values(TSRMLS_D) +{ + /* default compile-time values */ + CG(asp_tags) = 0; + CG(short_tags) = 1; + CG(allow_call_time_pass_reference) = 1; + CG(extended_info) = 0; +} + + +#ifdef ZTS +static void compiler_globals_ctor(zend_compiler_globals *compiler_globals TSRMLS_DC) +{ + zend_function tmp_func; + zend_class_entry *tmp_class; + + compiler_globals->compiled_filename = NULL; + + compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable)); + zend_hash_init_ex(compiler_globals->function_table, 100, NULL, ZEND_FUNCTION_DTOR, 1, 0); + zend_hash_copy(compiler_globals->function_table, global_function_table, NULL, &tmp_func, sizeof(zend_function)); + + compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable)); + zend_hash_init_ex(compiler_globals->class_table, 10, NULL, ZEND_CLASS_DTOR, 1, 0); + zend_hash_copy(compiler_globals->class_table, global_class_table, (copy_ctor_func_t) zend_class_add_ref, &tmp_class, sizeof(zend_class_entry *)); + + zend_set_default_compile_time_values(TSRMLS_C); + + CG(interactive) = 0; + + compiler_globals->auto_globals = (HashTable *) malloc(sizeof(HashTable)); + zend_hash_init_ex(compiler_globals->auto_globals, 8, NULL, NULL, 1, 0); + zend_hash_copy(compiler_globals->auto_globals, global_auto_globals_table, NULL, NULL, sizeof(zend_auto_global) /* empty element */); +} + + +static void compiler_globals_dtor(zend_compiler_globals *compiler_globals TSRMLS_DC) +{ + if (compiler_globals->function_table != GLOBAL_FUNCTION_TABLE) { + zend_hash_destroy(compiler_globals->function_table); + free(compiler_globals->function_table); + } + if (compiler_globals->class_table != GLOBAL_CLASS_TABLE) { + zend_hash_destroy(compiler_globals->class_table); + free(compiler_globals->class_table); + } + if (compiler_globals->auto_globals != GLOBAL_AUTO_GLOBALS_TABLE) { + zend_hash_destroy(compiler_globals->auto_globals); + free(compiler_globals->auto_globals); + } +} + + +static void executor_globals_ctor(zend_executor_globals *executor_globals TSRMLS_DC) +{ + zend_startup_constants(TSRMLS_C); + zend_copy_constants(EG(zend_constants), GLOBAL_CONSTANTS_TABLE); + zend_init_rsrc_plist(TSRMLS_C); + EG(lambda_count)=0; + EG(user_error_handler) = NULL; + EG(user_exception_handler) = NULL; + EG(in_execution) = 0; + EG(in_autoload) = NULL; + EG(current_execute_data) = NULL; + EG(current_module) = NULL; +} + + +static void executor_globals_dtor(zend_executor_globals *executor_globals TSRMLS_DC) +{ + zend_ini_shutdown(TSRMLS_C); +} + + +static void zend_new_thread_end_handler(THREAD_T thread_id TSRMLS_DC) +{ + zend_copy_ini_directives(TSRMLS_C); + zend_ini_refresh_caches(ZEND_INI_STAGE_STARTUP TSRMLS_CC); +} + + +static void alloc_globals_dtor(zend_alloc_globals *alloc_globals_p TSRMLS_DC) +{ + shutdown_memory_manager(0, 1 TSRMLS_CC); +} + +#endif + + +static void alloc_globals_ctor(zend_alloc_globals *alloc_globals_p TSRMLS_DC) +{ + start_memory_manager(TSRMLS_C); +} + + +#if defined(__FreeBSD__) || defined(__DragonFly__) +/* FreeBSD and DragonFly floating point precision fix */ +#include <floatingpoint.h> +#endif + + +static void scanner_globals_ctor(zend_scanner_globals *scanner_globals_p TSRMLS_DC) +{ + scanner_globals_p->c_buf_p = (char *) 0; + scanner_globals_p->init = 1; + scanner_globals_p->start = 0; + scanner_globals_p->current_buffer = NULL; + scanner_globals_p->yy_in = NULL; + scanner_globals_p->yy_out = NULL; + scanner_globals_p->_yy_more_flag = 0; + scanner_globals_p->_yy_more_len = 0; + scanner_globals_p->yy_start_stack_ptr = 0; + scanner_globals_p->yy_start_stack_depth = 0; + scanner_globals_p->yy_start_stack = 0; +} + +void zend_init_opcodes_handlers(); + +int zend_startup(zend_utility_functions *utility_functions, char **extensions, int start_builtin_functions) +{ +#ifdef ZTS + zend_compiler_globals *compiler_globals; + zend_executor_globals *executor_globals; + void ***tsrm_ls; + extern ZEND_API ts_rsrc_id ini_scanner_globals_id; + extern ZEND_API ts_rsrc_id language_scanner_globals_id; +#else + extern zend_scanner_globals ini_scanner_globals; + extern zend_scanner_globals language_scanner_globals; +#endif + +#ifdef ZTS + ts_allocate_id(&alloc_globals_id, sizeof(zend_alloc_globals), (ts_allocate_ctor) alloc_globals_ctor, (ts_allocate_dtor) alloc_globals_dtor); +#else + alloc_globals_ctor(&alloc_globals TSRMLS_CC); +#endif + +#if defined(__FreeBSD__) || defined(__DragonFly__) + /* FreeBSD and DragonFly floating point precision fix */ + fpsetmask(0); +#endif + + zend_startup_extensions_mechanism(); + + /* Set up utility functions and values */ + zend_error_cb = utility_functions->error_function; + zend_printf = utility_functions->printf_function; + zend_write = (zend_write_func_t) utility_functions->write_function; + zend_fopen = utility_functions->fopen_function; + if (!zend_fopen) { + zend_fopen = zend_fopen_wrapper; + } + zend_stream_open_function = utility_functions->stream_open_function; + zend_message_dispatcher_p = utility_functions->message_handler; + zend_block_interruptions = utility_functions->block_interruptions; + zend_unblock_interruptions = utility_functions->unblock_interruptions; + zend_get_configuration_directive_p = utility_functions->get_configuration_directive; + zend_ticks_function = utility_functions->ticks_function; + zend_on_timeout = utility_functions->on_timeout; + zend_vspprintf = utility_functions->vspprintf_function; + + zend_compile_file = compile_file; + zend_execute = execute; + zend_execute_internal = NULL; + zend_throw_exception_hook = NULL; + + zend_init_opcodes_handlers(); + + /* set up version */ + zend_version_info = strdup(ZEND_CORE_VERSION_INFO); + zend_version_info_length = sizeof(ZEND_CORE_VERSION_INFO)-1; + + GLOBAL_FUNCTION_TABLE = (HashTable *) malloc(sizeof(HashTable)); + GLOBAL_CLASS_TABLE = (HashTable *) malloc(sizeof(HashTable)); + GLOBAL_AUTO_GLOBALS_TABLE = (HashTable *) malloc(sizeof(HashTable)); +#ifdef ZTS + GLOBAL_CONSTANTS_TABLE = (HashTable *) malloc(sizeof(HashTable)); +#endif + zend_hash_init_ex(GLOBAL_FUNCTION_TABLE, 100, NULL, ZEND_FUNCTION_DTOR, 1, 0); + zend_hash_init_ex(GLOBAL_CLASS_TABLE, 10, NULL, ZEND_CLASS_DTOR, 1, 0); + + zend_hash_init_ex(&module_registry, 50, NULL, ZEND_MODULE_DTOR, 1, 0); + zend_init_rsrc_list_dtors(); + + + /* This zval can be used to initialize allocate zval's to an uninit'ed value */ + zval_used_for_init.is_ref = 0; + zval_used_for_init.refcount = 1; + zval_used_for_init.type = IS_NULL; + +#ifdef ZTS + zend_hash_init_ex(GLOBAL_CONSTANTS_TABLE, 20, NULL, ZEND_CONSTANT_DTOR, 1, 0); + zend_hash_init_ex(GLOBAL_AUTO_GLOBALS_TABLE, 8, NULL, (dtor_func_t) zend_auto_global_dtor, 1, 0); + ts_allocate_id(&compiler_globals_id, sizeof(zend_compiler_globals), (ts_allocate_ctor) compiler_globals_ctor, (ts_allocate_dtor) compiler_globals_dtor); + ts_allocate_id(&executor_globals_id, sizeof(zend_executor_globals), (ts_allocate_ctor) executor_globals_ctor, (ts_allocate_dtor) executor_globals_dtor); + ts_allocate_id(&language_scanner_globals_id, sizeof(zend_scanner_globals), (ts_allocate_ctor) scanner_globals_ctor, NULL); + ts_allocate_id(&ini_scanner_globals_id, sizeof(zend_scanner_globals), (ts_allocate_ctor) scanner_globals_ctor, NULL); + compiler_globals = ts_resource(compiler_globals_id); + executor_globals = ts_resource(executor_globals_id); + tsrm_ls = ts_resource_ex(0, NULL); + + compiler_globals_dtor(compiler_globals TSRMLS_CC); + compiler_globals->in_compilation = 0; + compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable)); + compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable)); + + *compiler_globals->function_table = *GLOBAL_FUNCTION_TABLE; + *compiler_globals->class_table = *GLOBAL_CLASS_TABLE; + compiler_globals->auto_globals = GLOBAL_AUTO_GLOBALS_TABLE; + + zend_hash_destroy(executor_globals->zend_constants); + *executor_globals->zend_constants = *GLOBAL_CONSTANTS_TABLE; +#else + zend_hash_init_ex(CG(auto_globals), 8, NULL, (dtor_func_t) zend_auto_global_dtor, 1, 0); + scanner_globals_ctor(&ini_scanner_globals TSRMLS_CC); + scanner_globals_ctor(&language_scanner_globals TSRMLS_CC); + zend_startup_constants(); + zend_set_default_compile_time_values(TSRMLS_C); + EG(user_error_handler) = NULL; + EG(user_exception_handler) = NULL; +#endif + register_standard_class(TSRMLS_C); + zend_register_standard_constants(TSRMLS_C); + zend_register_auto_global("GLOBALS", sizeof("GLOBALS")-1, NULL TSRMLS_CC); + +#ifndef ZTS + zend_init_rsrc_plist(TSRMLS_C); +#endif + + if (start_builtin_functions) { + zend_startup_builtin_functions(TSRMLS_C); + } + + zend_ini_startup(TSRMLS_C); + +#ifdef ZTS + tsrm_set_new_thread_end_handler(zend_new_thread_end_handler); +#endif + + return SUCCESS; +} + + +void zend_register_standard_ini_entries(TSRMLS_D) +{ + int module_number = 0; + + REGISTER_INI_ENTRIES(); +} + + +#ifdef ZTS +/* Unlink the global (r/o) copies of the class, function and constant tables, + * and use a fresh r/w copy for the startup thread + */ +void zend_post_startup(TSRMLS_D) +{ + zend_compiler_globals *compiler_globals = ts_resource(compiler_globals_id); + zend_executor_globals *executor_globals = ts_resource(executor_globals_id); + + *GLOBAL_FUNCTION_TABLE = *compiler_globals->function_table; + *GLOBAL_CLASS_TABLE = *compiler_globals->class_table; + *GLOBAL_CONSTANTS_TABLE = *executor_globals->zend_constants; + zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC); + free(compiler_globals->function_table); + free(compiler_globals->class_table); + compiler_globals_ctor(compiler_globals, tsrm_ls); + free(EG(zend_constants)); + executor_globals_ctor(executor_globals, tsrm_ls); + zend_new_thread_end_handler(tsrm_thread_id() TSRMLS_CC); +} +#endif + + +void zend_shutdown(TSRMLS_D) +{ +#ifdef ZEND_WIN32 + zend_shutdown_timeout_thread(); +#endif +#ifndef ZTS + zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC); +#endif + zend_hash_graceful_reverse_destroy(&module_registry); + + zend_hash_destroy(GLOBAL_FUNCTION_TABLE); + zend_hash_destroy(GLOBAL_CLASS_TABLE); + + zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE); + free(GLOBAL_AUTO_GLOBALS_TABLE); + + zend_shutdown_extensions(TSRMLS_C); + free(zend_version_info); + + zend_shutdown_constants(TSRMLS_C); + free(GLOBAL_FUNCTION_TABLE); + free(GLOBAL_CLASS_TABLE); +#ifdef ZTS + zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC); + zend_hash_destroy(GLOBAL_CONSTANTS_TABLE); + free(GLOBAL_CONSTANTS_TABLE); + GLOBAL_FUNCTION_TABLE = NULL; + GLOBAL_CLASS_TABLE = NULL; + GLOBAL_AUTO_GLOBALS_TABLE = NULL; +#endif + zend_destroy_rsrc_list_dtors(); +} + + +void zend_set_utility_values(zend_utility_values *utility_values) +{ + zend_uv = *utility_values; + zend_uv.import_use_extension_length = strlen(zend_uv.import_use_extension); +} + + +/* this should be compatible with the standard zenderror */ +void zenderror(char *error) +{ + zend_error(E_PARSE, "%s", error); +} + + +BEGIN_EXTERN_C() +ZEND_API void _zend_bailout(char *filename, uint lineno) +{ + TSRMLS_FETCH(); + + if (!EG(bailout_set)) { + zend_output_debug_string(1, "%s(%d) : Bailed out without a bailout address!", filename, lineno); + exit(-1); + } + CG(unclean_shutdown) = 1; + CG(in_compilation) = EG(in_execution) = 0; + EG(current_execute_data) = NULL; + longjmp(EG(bailout), FAILURE); +} +END_EXTERN_C() + + +void zend_append_version_info(zend_extension *extension) +{ + char *new_info; + uint new_info_length; + + new_info_length = sizeof(" with v, by \n") + + strlen(extension->name) + + strlen(extension->version) + + strlen(extension->copyright) + + strlen(extension->author); + + new_info = (char *) malloc(new_info_length+1); + + sprintf(new_info, " with %s v%s, %s, by %s\n", extension->name, extension->version, extension->copyright, extension->author); + + zend_version_info = (char *) realloc(zend_version_info, zend_version_info_length+new_info_length+1); + strcat(zend_version_info, new_info); + zend_version_info_length += new_info_length; + free(new_info); +} + + +ZEND_API char *get_zend_version() +{ + return zend_version_info; +} + + +void zend_activate(TSRMLS_D) +{ + init_compiler(TSRMLS_C); + init_executor(TSRMLS_C); + startup_scanner(TSRMLS_C); +} + + +void zend_activate_modules(TSRMLS_D) +{ + zend_hash_apply(&module_registry, (apply_func_t) module_registry_request_startup TSRMLS_CC); +} + +void zend_deactivate_modules(TSRMLS_D) +{ + EG(opline_ptr) = NULL; /* we're no longer executing anything */ + + zend_try { + zend_hash_apply(&module_registry, (apply_func_t) module_registry_cleanup TSRMLS_CC); + } zend_end_try(); +} + +void zend_deactivate(TSRMLS_D) +{ + /* we're no longer executing anything */ + EG(opline_ptr) = NULL; + EG(active_symbol_table) = NULL; + + zend_try { + shutdown_scanner(TSRMLS_C); + } zend_end_try(); + + /* shutdown_executor() takes care of its own bailout handling */ + shutdown_executor(TSRMLS_C); + + zend_try { + shutdown_compiler(TSRMLS_C); + } zend_end_try(); + + zend_try { + zend_ini_deactivate(TSRMLS_C); + } zend_end_try(); +} + + +static int exec_done_cb(zend_module_entry *module TSRMLS_DC) +{ + if (module->post_deactivate_func) { + module->post_deactivate_func(); + } + return 0; +} + + +void zend_post_deactivate_modules(TSRMLS_D) +{ + zend_hash_apply(&module_registry, (apply_func_t) exec_done_cb TSRMLS_CC); + zend_hash_apply(&module_registry, (apply_func_t) module_registry_unload_temp TSRMLS_CC); +} + + +BEGIN_EXTERN_C() +ZEND_API void zend_message_dispatcher(long message, void *data) +{ + if (zend_message_dispatcher_p) { + zend_message_dispatcher_p(message, data); + } +} +END_EXTERN_C() + + +ZEND_API int zend_get_configuration_directive(char *name, uint name_length, zval *contents) +{ + if (zend_get_configuration_directive_p) { + return zend_get_configuration_directive_p(name, name_length, contents); + } else { + return FAILURE; + } +} + + +ZEND_API void zend_error(int type, const char *format, ...) +{ + va_list args; + va_list usr_copy; + zval ***params; + zval *retval; + zval *z_error_type, *z_error_message, *z_error_filename, *z_error_lineno, *z_context; + char *error_filename; + uint error_lineno; + zval *orig_user_error_handler; + zval *orig_garbage[2]; + int orig_garbage_ptr; + TSRMLS_FETCH(); + + /* Obtain relevant filename and lineno */ + switch (type) { + case E_CORE_ERROR: + case E_CORE_WARNING: + error_filename = NULL; + error_lineno = 0; + break; + case E_PARSE: + case E_COMPILE_ERROR: + case E_COMPILE_WARNING: + case E_ERROR: + case E_NOTICE: + case E_STRICT: + case E_WARNING: + case E_USER_ERROR: + case E_USER_WARNING: + case E_USER_NOTICE: + if (zend_is_compiling(TSRMLS_C)) { + error_filename = zend_get_compiled_filename(TSRMLS_C); + error_lineno = zend_get_compiled_lineno(TSRMLS_C); + } else if (zend_is_executing(TSRMLS_C)) { + error_filename = zend_get_executed_filename(TSRMLS_C); + error_lineno = zend_get_executed_lineno(TSRMLS_C); + } else { + error_filename = NULL; + error_lineno = 0; + } + break; + default: + error_filename = NULL; + error_lineno = 0; + break; + } + if (!error_filename) { + error_filename = "Unknown"; + } + + va_start(args, format); + + /* if we don't have a user defined error handler */ + if (!EG(user_error_handler) + || !(EG(user_error_handler_error_reporting) & type)) { + zend_error_cb(type, error_filename, error_lineno, format, args); + } else switch (type) { + case E_ERROR: + case E_PARSE: + case E_CORE_ERROR: + case E_CORE_WARNING: + case E_COMPILE_ERROR: + case E_COMPILE_WARNING: + /* The error may not be safe to handle in user-space */ + zend_error_cb(type, error_filename, error_lineno, format, args); + break; + default: + /* Handle the error in user space */ + ALLOC_INIT_ZVAL(z_error_message); + ALLOC_INIT_ZVAL(z_error_type); + ALLOC_INIT_ZVAL(z_error_filename); + ALLOC_INIT_ZVAL(z_error_lineno); + ALLOC_INIT_ZVAL(z_context); + +#if defined(va_copy) + va_copy(usr_copy, args); +#else + usr_copy = args; +#endif + z_error_message->value.str.len = zend_vspprintf(&z_error_message->value.str.val, 0, format, usr_copy); +#if defined(va_copy) + va_end(usr_copy); +#endif + z_error_message->type = IS_STRING; + + z_error_type->value.lval = type; + z_error_type->type = IS_LONG; + + if (error_filename) { + z_error_filename->value.str.len = strlen(error_filename); + z_error_filename->value.str.val = estrndup(error_filename, z_error_filename->value.str.len); + z_error_filename->type = IS_STRING; + } + + z_error_lineno->value.lval = error_lineno; + z_error_lineno->type = IS_LONG; + + z_context->value.ht = EG(active_symbol_table); + z_context->type = IS_ARRAY; + ZVAL_ADDREF(z_context); /* we don't want this one to be freed */ + + params = (zval ***) emalloc(sizeof(zval **)*5); + params[0] = &z_error_type; + params[1] = &z_error_message; + params[2] = &z_error_filename; + params[3] = &z_error_lineno; + params[4] = &z_context; + + orig_user_error_handler = EG(user_error_handler); + EG(user_error_handler) = NULL; + + orig_garbage_ptr = EG(garbage_ptr); + EG(garbage_ptr) = 0; + if (orig_garbage_ptr > 0) { + memcpy(&orig_garbage, &EG(garbage), sizeof(zval*)*orig_garbage_ptr); + } + + if (call_user_function_ex(CG(function_table), NULL, orig_user_error_handler, &retval, 5, params, 1, NULL TSRMLS_CC)==SUCCESS) { + if (retval) { + if (Z_TYPE_P(retval) == IS_BOOL && Z_LVAL_P(retval) == 0) { + zend_error_cb(type, error_filename, error_lineno, format, args); + } + zval_ptr_dtor(&retval); + } + } else { + /* The user error handler failed, use built-in error handler */ + zend_error_cb(type, error_filename, error_lineno, format, args); + } + + if (orig_garbage_ptr > 0) { + while (EG(garbage_ptr)) { + zval_ptr_dtor(&EG(garbage)[--EG(garbage_ptr)]); + } + EG(garbage_ptr) = orig_garbage_ptr; + memcpy(&EG(garbage), &orig_garbage, sizeof(zval*)*orig_garbage_ptr); + } + + EG(user_error_handler) = orig_user_error_handler; + + efree(params); + zval_ptr_dtor(&z_error_message); + zval_ptr_dtor(&z_error_type); + zval_ptr_dtor(&z_error_filename); + zval_ptr_dtor(&z_error_lineno); + if (ZVAL_REFCOUNT(z_context) == 2) { + FREE_ZVAL(z_context); + } + break; + } + + va_end(args); + + if (type == E_PARSE) { + EG(exit_status) = 255; + zend_init_compiler_data_structures(TSRMLS_C); + } +} + + +ZEND_API void zend_output_debug_string(zend_bool trigger_break, char *format, ...) +{ +#if ZEND_DEBUG + va_list args; + + va_start(args, format); +# ifdef ZEND_WIN32 + { + char output_buf[1024]; + + vsnprintf(output_buf, 1024, format, args); + OutputDebugString(output_buf); + OutputDebugString("\n"); + if (trigger_break && IsDebuggerPresent()) { + DebugBreak(); + } + } +# else + vfprintf(stderr, format, args); + fprintf(stderr, "\n"); +# endif + va_end(args); +#endif +} + + +ZEND_API int zend_execute_scripts(int type TSRMLS_DC, zval **retval, int file_count, ...) +{ + va_list files; + int i; + zend_file_handle *file_handle; + zend_op_array *orig_op_array = EG(active_op_array); + zval *local_retval=NULL; + + va_start(files, file_count); + for (i=0; i<file_count; i++) { + file_handle = va_arg(files, zend_file_handle *); + if (!file_handle) { + continue; + } + EG(active_op_array) = zend_compile_file(file_handle, ZEND_INCLUDE TSRMLS_CC); + zend_destroy_file_handle(file_handle TSRMLS_CC); + if (EG(active_op_array)) { + EG(return_value_ptr_ptr) = retval ? retval : &local_retval; + zend_execute(EG(active_op_array) TSRMLS_CC); + if (EG(exception)) { + char ex_class_name[128]; + if (Z_TYPE_P(EG(exception)) == IS_OBJECT) { + strncpy(ex_class_name, Z_OBJ_CLASS_NAME_P(EG(exception)), 127); + ex_class_name[127] = '\0'; + } else { + strcpy(ex_class_name, "Unknown Exception"); + } + if (EG(user_exception_handler)) { + zval *orig_user_exception_handler; + zval ***params, *retval2, *old_exception; + params = (zval ***)emalloc(sizeof(zval **)); + old_exception = EG(exception); + EG(exception) = NULL; + params[0] = &old_exception; + orig_user_exception_handler = EG(user_exception_handler); + if (call_user_function_ex(CG(function_table), NULL, orig_user_exception_handler, &retval2, 1, params, 1, NULL TSRMLS_CC) == SUCCESS) { + if (retval2 != NULL) { + zval_ptr_dtor(&retval2); + } + } else { + zend_exception_error(EG(exception) TSRMLS_CC); + } + efree(params); + zval_ptr_dtor(&old_exception); + if (EG(exception)) { + zval_ptr_dtor(&EG(exception)); + EG(exception) = NULL; + } + } else { + zend_exception_error(EG(exception) TSRMLS_CC); + } + if (retval == NULL && *EG(return_value_ptr_ptr) != NULL) { + zval_ptr_dtor(EG(return_value_ptr_ptr)); + local_retval = NULL; + } + } else if (!retval && *EG(return_value_ptr_ptr)) { + zval_ptr_dtor(EG(return_value_ptr_ptr)); + local_retval = NULL; + } + destroy_op_array(EG(active_op_array) TSRMLS_CC); + efree(EG(active_op_array)); + } else if (type==ZEND_REQUIRE) { + va_end(files); + EG(active_op_array) = orig_op_array; + return FAILURE; + } + } + va_end(files); + EG(active_op_array) = orig_op_array; + + return SUCCESS; +} + +#define COMPILED_STRING_DESCRIPTION_FORMAT "%s(%d) : %s" + +ZEND_API char *zend_make_compiled_string_description(char *name TSRMLS_DC) +{ + char *cur_filename; + int cur_lineno; + char *compiled_string_description; + + if (zend_is_compiling(TSRMLS_C)) { + cur_filename = zend_get_compiled_filename(TSRMLS_C); + cur_lineno = zend_get_compiled_lineno(TSRMLS_C); + } else if (zend_is_executing(TSRMLS_C)) { + cur_filename = zend_get_executed_filename(TSRMLS_C); + cur_lineno = zend_get_executed_lineno(TSRMLS_C); + } else { + cur_filename = "Unknown"; + cur_lineno = 0; + } + + compiled_string_description = emalloc(sizeof(COMPILED_STRING_DESCRIPTION_FORMAT)+strlen(name)+strlen(cur_filename)+MAX_LENGTH_OF_LONG); + sprintf(compiled_string_description, COMPILED_STRING_DESCRIPTION_FORMAT, cur_filename, cur_lineno, name); + return compiled_string_description; +} + + +void free_estring(char **str_p) +{ + efree(*str_p); +} + + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * indent-tabs-mode: t + * End: + */ |