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1.1 ! misho 1: /* ! 2: +----------------------------------------------------------------------+ ! 3: | PHP Version 5 | ! 4: +----------------------------------------------------------------------+ ! 5: | Copyright (c) 1997-2012 The PHP Group | ! 6: +----------------------------------------------------------------------+ ! 7: | This source file is subject to version 3.01 of the PHP license, | ! 8: | that is bundled with this package in the file LICENSE, and is | ! 9: | available through the world-wide-web at the following url: | ! 10: | http://www.php.net/license/3_01.txt | ! 11: | If you did not receive a copy of the PHP license and are unable to | ! 12: | obtain it through the world-wide-web, please send a note to | ! 13: | license@php.net so we can mail you a copy immediately. | ! 14: +----------------------------------------------------------------------+ ! 15: | Author: Thies C. Arntzen <thies@thieso.net> | ! 16: +----------------------------------------------------------------------+ ! 17: */ ! 18: ! 19: /* $Id: assert.c 321634 2012-01-01 13:15:04Z felipe $ */ ! 20: ! 21: /* {{{ includes */ ! 22: #include "php.h" ! 23: #include "php_assert.h" ! 24: #include "php_ini.h" ! 25: /* }}} */ ! 26: ! 27: ZEND_BEGIN_MODULE_GLOBALS(assert) ! 28: long active; ! 29: long bail; ! 30: long warning; ! 31: long quiet_eval; ! 32: zval *callback; ! 33: char *cb; ! 34: ZEND_END_MODULE_GLOBALS(assert) ! 35: ! 36: ZEND_DECLARE_MODULE_GLOBALS(assert) ! 37: ! 38: #ifdef ZTS ! 39: #define ASSERTG(v) TSRMG(assert_globals_id, zend_assert_globals *, v) ! 40: #else ! 41: #define ASSERTG(v) (assert_globals.v) ! 42: #endif ! 43: ! 44: #define SAFE_STRING(s) ((s)?(s):"") ! 45: ! 46: enum { ! 47: ASSERT_ACTIVE=1, ! 48: ASSERT_CALLBACK, ! 49: ASSERT_BAIL, ! 50: ASSERT_WARNING, ! 51: ASSERT_QUIET_EVAL ! 52: }; ! 53: ! 54: static PHP_INI_MH(OnChangeCallback) /* {{{ */ ! 55: { ! 56: if (EG(in_execution)) { ! 57: if (ASSERTG(callback)) { ! 58: zval_ptr_dtor(&ASSERTG(callback)); ! 59: ASSERTG(callback) = NULL; ! 60: } ! 61: if (new_value && (ASSERTG(callback) || new_value_length)) { ! 62: MAKE_STD_ZVAL(ASSERTG(callback)); ! 63: ZVAL_STRINGL(ASSERTG(callback), new_value, new_value_length, 1); ! 64: } ! 65: } else { ! 66: if (ASSERTG(cb)) { ! 67: pefree(ASSERTG(cb), 1); ! 68: } ! 69: if (new_value && new_value_length) { ! 70: ASSERTG(cb) = pemalloc(new_value_length + 1, 1); ! 71: memcpy(ASSERTG(cb), new_value, new_value_length); ! 72: ASSERTG(cb)[new_value_length] = '\0'; ! 73: } else { ! 74: ASSERTG(cb) = NULL; ! 75: } ! 76: } ! 77: return SUCCESS; ! 78: } ! 79: /* }}} */ ! 80: ! 81: PHP_INI_BEGIN() ! 82: STD_PHP_INI_ENTRY("assert.active", "1", PHP_INI_ALL, OnUpdateLong, active, zend_assert_globals, assert_globals) ! 83: STD_PHP_INI_ENTRY("assert.bail", "0", PHP_INI_ALL, OnUpdateLong, bail, zend_assert_globals, assert_globals) ! 84: STD_PHP_INI_ENTRY("assert.warning", "1", PHP_INI_ALL, OnUpdateLong, warning, zend_assert_globals, assert_globals) ! 85: PHP_INI_ENTRY("assert.callback", NULL, PHP_INI_ALL, OnChangeCallback) ! 86: STD_PHP_INI_ENTRY("assert.quiet_eval", "0", PHP_INI_ALL, OnUpdateLong, quiet_eval, zend_assert_globals, assert_globals) ! 87: PHP_INI_END() ! 88: ! 89: static void php_assert_init_globals(zend_assert_globals *assert_globals_p TSRMLS_DC) /* {{{ */ ! 90: { ! 91: assert_globals_p->callback = NULL; ! 92: assert_globals_p->cb = NULL; ! 93: } ! 94: /* }}} */ ! 95: ! 96: PHP_MINIT_FUNCTION(assert) /* {{{ */ ! 97: { ! 98: ZEND_INIT_MODULE_GLOBALS(assert, php_assert_init_globals, NULL); ! 99: ! 100: REGISTER_INI_ENTRIES(); ! 101: ! 102: REGISTER_LONG_CONSTANT("ASSERT_ACTIVE", ASSERT_ACTIVE, CONST_CS|CONST_PERSISTENT); ! 103: REGISTER_LONG_CONSTANT("ASSERT_CALLBACK", ASSERT_CALLBACK, CONST_CS|CONST_PERSISTENT); ! 104: REGISTER_LONG_CONSTANT("ASSERT_BAIL", ASSERT_BAIL, CONST_CS|CONST_PERSISTENT); ! 105: REGISTER_LONG_CONSTANT("ASSERT_WARNING", ASSERT_WARNING, CONST_CS|CONST_PERSISTENT); ! 106: REGISTER_LONG_CONSTANT("ASSERT_QUIET_EVAL", ASSERT_QUIET_EVAL, CONST_CS|CONST_PERSISTENT); ! 107: ! 108: return SUCCESS; ! 109: } ! 110: /* }}} */ ! 111: ! 112: PHP_MSHUTDOWN_FUNCTION(assert) /* {{{ */ ! 113: { ! 114: if (ASSERTG(cb)) { ! 115: pefree(ASSERTG(cb), 1); ! 116: ASSERTG(cb) = NULL; ! 117: } ! 118: return SUCCESS; ! 119: } ! 120: /* }}} */ ! 121: ! 122: PHP_RSHUTDOWN_FUNCTION(assert) /* {{{ */ ! 123: { ! 124: if (ASSERTG(callback)) { ! 125: zval_ptr_dtor(&ASSERTG(callback)); ! 126: ASSERTG(callback) = NULL; ! 127: } ! 128: ! 129: return SUCCESS; ! 130: } ! 131: /* }}} */ ! 132: ! 133: PHP_MINFO_FUNCTION(assert) /* {{{ */ ! 134: { ! 135: DISPLAY_INI_ENTRIES(); ! 136: } ! 137: /* }}} */ ! 138: ! 139: /* {{{ proto int assert(string|bool assertion) ! 140: Checks if assertion is false */ ! 141: PHP_FUNCTION(assert) ! 142: { ! 143: zval **assertion; ! 144: int val; ! 145: char *myeval = NULL; ! 146: char *compiled_string_description; ! 147: ! 148: if (! ASSERTG(active)) { ! 149: RETURN_TRUE; ! 150: } ! 151: ! 152: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z", &assertion) == FAILURE) { ! 153: return; ! 154: } ! 155: ! 156: if (Z_TYPE_PP(assertion) == IS_STRING) { ! 157: zval retval; ! 158: int old_error_reporting = 0; /* shut up gcc! */ ! 159: ! 160: myeval = Z_STRVAL_PP(assertion); ! 161: ! 162: if (ASSERTG(quiet_eval)) { ! 163: old_error_reporting = EG(error_reporting); ! 164: EG(error_reporting) = 0; ! 165: } ! 166: ! 167: compiled_string_description = zend_make_compiled_string_description("assert code" TSRMLS_CC); ! 168: if (zend_eval_stringl(myeval, Z_STRLEN_PP(assertion), &retval, compiled_string_description TSRMLS_CC) == FAILURE) { ! 169: efree(compiled_string_description); ! 170: php_error_docref(NULL TSRMLS_CC, E_RECOVERABLE_ERROR, "Failure evaluating code: %s%s", PHP_EOL, myeval); ! 171: if (ASSERTG(bail)) { ! 172: zend_bailout(); ! 173: } ! 174: RETURN_FALSE; ! 175: } ! 176: efree(compiled_string_description); ! 177: ! 178: if (ASSERTG(quiet_eval)) { ! 179: EG(error_reporting) = old_error_reporting; ! 180: } ! 181: ! 182: convert_to_boolean(&retval); ! 183: val = Z_LVAL(retval); ! 184: } else { ! 185: convert_to_boolean_ex(assertion); ! 186: val = Z_LVAL_PP(assertion); ! 187: } ! 188: ! 189: if (val) { ! 190: RETURN_TRUE; ! 191: } ! 192: ! 193: if (!ASSERTG(callback) && ASSERTG(cb)) { ! 194: MAKE_STD_ZVAL(ASSERTG(callback)); ! 195: ZVAL_STRING(ASSERTG(callback), ASSERTG(cb), 1); ! 196: } ! 197: ! 198: if (ASSERTG(callback)) { ! 199: zval *args[3]; ! 200: zval *retval; ! 201: int i; ! 202: uint lineno = zend_get_executed_lineno(TSRMLS_C); ! 203: char *filename = zend_get_executed_filename(TSRMLS_C); ! 204: ! 205: MAKE_STD_ZVAL(args[0]); ! 206: MAKE_STD_ZVAL(args[1]); ! 207: MAKE_STD_ZVAL(args[2]); ! 208: ! 209: ZVAL_STRING(args[0], SAFE_STRING(filename), 1); ! 210: ZVAL_LONG (args[1], lineno); ! 211: ZVAL_STRING(args[2], SAFE_STRING(myeval), 1); ! 212: ! 213: MAKE_STD_ZVAL(retval); ! 214: ZVAL_FALSE(retval); ! 215: ! 216: /* XXX do we want to check for error here? */ ! 217: call_user_function(CG(function_table), NULL, ASSERTG(callback), retval, 3, args TSRMLS_CC); ! 218: ! 219: for (i = 0; i <= 2; i++) { ! 220: zval_ptr_dtor(&(args[i])); ! 221: } ! 222: zval_ptr_dtor(&retval); ! 223: } ! 224: ! 225: if (ASSERTG(warning)) { ! 226: if (myeval) { ! 227: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Assertion \"%s\" failed", myeval); ! 228: } else { ! 229: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Assertion failed"); ! 230: } ! 231: } ! 232: ! 233: if (ASSERTG(bail)) { ! 234: zend_bailout(); ! 235: } ! 236: } ! 237: /* }}} */ ! 238: ! 239: /* {{{ proto mixed assert_options(int what [, mixed value]) ! 240: Set/get the various assert flags */ ! 241: PHP_FUNCTION(assert_options) ! 242: { ! 243: zval **value = NULL; ! 244: long what; ! 245: int oldint; ! 246: int ac = ZEND_NUM_ARGS(); ! 247: ! 248: if (zend_parse_parameters(ac TSRMLS_CC, "l|Z", &what, &value) == FAILURE) { ! 249: return; ! 250: } ! 251: ! 252: switch (what) { ! 253: case ASSERT_ACTIVE: ! 254: oldint = ASSERTG(active); ! 255: if (ac == 2) { ! 256: convert_to_string_ex(value); ! 257: zend_alter_ini_entry_ex("assert.active", sizeof("assert.active"), Z_STRVAL_PP(value), Z_STRLEN_PP(value), PHP_INI_USER, PHP_INI_STAGE_RUNTIME, 0 TSRMLS_CC); ! 258: } ! 259: RETURN_LONG(oldint); ! 260: break; ! 261: ! 262: case ASSERT_BAIL: ! 263: oldint = ASSERTG(bail); ! 264: if (ac == 2) { ! 265: convert_to_string_ex(value); ! 266: zend_alter_ini_entry_ex("assert.bail", sizeof("assert.bail"), Z_STRVAL_PP(value), Z_STRLEN_PP(value), PHP_INI_USER, PHP_INI_STAGE_RUNTIME, 0 TSRMLS_CC); ! 267: } ! 268: RETURN_LONG(oldint); ! 269: break; ! 270: ! 271: case ASSERT_QUIET_EVAL: ! 272: oldint = ASSERTG(quiet_eval); ! 273: if (ac == 2) { ! 274: convert_to_string_ex(value); ! 275: zend_alter_ini_entry_ex("assert.quiet_eval", sizeof("assert.quiet_eval"), Z_STRVAL_PP(value), Z_STRLEN_PP(value), PHP_INI_USER, PHP_INI_STAGE_RUNTIME, 0 TSRMLS_CC); ! 276: } ! 277: RETURN_LONG(oldint); ! 278: break; ! 279: ! 280: case ASSERT_WARNING: ! 281: oldint = ASSERTG(warning); ! 282: if (ac == 2) { ! 283: convert_to_string_ex(value); ! 284: zend_alter_ini_entry_ex("assert.warning", sizeof("assert.warning"), Z_STRVAL_PP(value), Z_STRLEN_PP(value), PHP_INI_USER, PHP_INI_STAGE_RUNTIME, 0 TSRMLS_CC); ! 285: } ! 286: RETURN_LONG(oldint); ! 287: break; ! 288: ! 289: case ASSERT_CALLBACK: ! 290: if (ASSERTG(callback) != NULL) { ! 291: RETVAL_ZVAL(ASSERTG(callback), 1, 0); ! 292: } else if (ASSERTG(cb)) { ! 293: RETVAL_STRING(ASSERTG(cb), 1); ! 294: } else { ! 295: RETVAL_NULL(); ! 296: } ! 297: if (ac == 2) { ! 298: if (ASSERTG(callback)) { ! 299: zval_ptr_dtor(&ASSERTG(callback)); ! 300: } ! 301: ASSERTG(callback) = *value; ! 302: zval_add_ref(value); ! 303: } ! 304: return; ! 305: break; ! 306: ! 307: default: ! 308: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown value %ld", what); ! 309: break; ! 310: } ! 311: ! 312: RETURN_FALSE; ! 313: } ! 314: /* }}} */ ! 315: ! 316: /* ! 317: * Local variables: ! 318: * tab-width: 4 ! 319: * c-basic-offset: 4 ! 320: * End: ! 321: * vim600: sw=4 ts=4 fdm=marker ! 322: * vim<600: sw=4 ts=4 ! 323: */