mirror of
https://github.com/php/php-src.git
synced 2024-11-24 10:24:11 +08:00
389 lines
11 KiB
Plaintext
389 lines
11 KiB
Plaintext
%{
|
|
/*
|
|
+----------------------------------------------------------------------+
|
|
| Zend Engine |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1998-2014 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: Zeev Suraski <zeev@zend.com> |
|
|
| Jani Taskinen <jani@php.net> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
/* $Id$ */
|
|
|
|
#define DEBUG_CFG_PARSER 0
|
|
|
|
#include "zend.h"
|
|
#include "zend_API.h"
|
|
#include "zend_ini.h"
|
|
#include "zend_constants.h"
|
|
#include "zend_ini_scanner.h"
|
|
#include "zend_extensions.h"
|
|
|
|
#ifdef PHP_WIN32
|
|
#include "win32/syslog.h"
|
|
#endif
|
|
|
|
#define YYERROR_VERBOSE
|
|
#define YYSTYPE zval
|
|
|
|
int ini_parse(void);
|
|
|
|
#define ZEND_INI_PARSER_CB (CG(ini_parser_param))->ini_parser_cb
|
|
#define ZEND_INI_PARSER_ARG (CG(ini_parser_param))->arg
|
|
|
|
#ifdef _MSC_VER
|
|
#define YYMALLOC malloc
|
|
#define YYFREE free
|
|
#endif
|
|
|
|
/* {{{ zend_ini_do_op()
|
|
*/
|
|
static void zend_ini_do_op(char type, zval *result, zval *op1, zval *op2)
|
|
{
|
|
int i_result;
|
|
int i_op1, i_op2;
|
|
int str_len;
|
|
char str_result[MAX_LENGTH_OF_LONG];
|
|
|
|
i_op1 = atoi(Z_STRVAL_P(op1));
|
|
zend_string_free(Z_STR_P(op1));
|
|
if (op2) {
|
|
i_op2 = atoi(Z_STRVAL_P(op2));
|
|
zend_string_free(Z_STR_P(op2));
|
|
} else {
|
|
i_op2 = 0;
|
|
}
|
|
|
|
switch (type) {
|
|
case '|':
|
|
i_result = i_op1 | i_op2;
|
|
break;
|
|
case '&':
|
|
i_result = i_op1 & i_op2;
|
|
break;
|
|
case '^':
|
|
i_result = i_op1 ^ i_op2;
|
|
break;
|
|
case '~':
|
|
i_result = ~i_op1;
|
|
break;
|
|
case '!':
|
|
i_result = !i_op1;
|
|
break;
|
|
default:
|
|
i_result = 0;
|
|
break;
|
|
}
|
|
|
|
str_len = zend_sprintf(str_result, "%d", i_result);
|
|
ZVAL_PSTRINGL(result, str_result, str_len);
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_ini_init_string()
|
|
*/
|
|
static void zend_ini_init_string(zval *result)
|
|
{
|
|
ZVAL_EMPTY_PSTRING(result);
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_ini_add_string()
|
|
*/
|
|
static void zend_ini_add_string(zval *result, zval *op1, zval *op2)
|
|
{
|
|
int op1_len = (int)Z_STRLEN_P(op1);
|
|
int length = op1_len + (int)Z_STRLEN_P(op2);
|
|
|
|
ZVAL_NEW_STR(result, zend_string_realloc(Z_STR_P(op1), length, 1));
|
|
memcpy(Z_STRVAL_P(result)+op1_len, Z_STRVAL_P(op2), Z_STRLEN_P(op2));
|
|
Z_STRVAL_P(result)[length] = 0;
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_ini_get_constant()
|
|
*/
|
|
static void zend_ini_get_constant(zval *result, zval *name)
|
|
{
|
|
zval *c, tmp;
|
|
|
|
/* If name contains ':' it is not a constant. Bug #26893. */
|
|
if (!memchr(Z_STRVAL_P(name), ':', Z_STRLEN_P(name))
|
|
&& (c = zend_get_constant(Z_STR_P(name))) != 0) {
|
|
if (Z_TYPE_P(c) != IS_STRING) {
|
|
ZVAL_COPY_VALUE(&tmp, c);
|
|
if (Z_OPT_CONSTANT(tmp)) {
|
|
zval_update_constant_ex(&tmp, 1, NULL);
|
|
}
|
|
zval_opt_copy_ctor(&tmp);
|
|
convert_to_string(&tmp);
|
|
c = &tmp;
|
|
}
|
|
ZVAL_PSTRINGL(result, Z_STRVAL_P(c), Z_STRLEN_P(c));
|
|
if (c == &tmp) {
|
|
zval_dtor(&tmp);
|
|
}
|
|
zend_string_free(Z_STR_P(name));
|
|
} else {
|
|
*result = *name;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_ini_get_var()
|
|
*/
|
|
static void zend_ini_get_var(zval *result, zval *name)
|
|
{
|
|
zval *curval;
|
|
char *envvar;
|
|
|
|
/* Fetch configuration option value */
|
|
if ((curval = zend_get_configuration_directive(Z_STR_P(name))) != NULL) {
|
|
ZVAL_PSTRINGL(result, Z_STRVAL_P(curval), Z_STRLEN_P(curval));
|
|
/* ..or if not found, try ENV */
|
|
} else if ((envvar = zend_getenv(Z_STRVAL_P(name), Z_STRLEN_P(name))) != NULL ||
|
|
(envvar = getenv(Z_STRVAL_P(name))) != NULL) {
|
|
ZVAL_PSTRING(result, envvar);
|
|
} else {
|
|
zend_ini_init_string(result);
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ ini_error()
|
|
*/
|
|
static void ini_error(const char *msg)
|
|
{
|
|
char *error_buf;
|
|
int error_buf_len;
|
|
char *currently_parsed_filename;
|
|
|
|
currently_parsed_filename = zend_ini_scanner_get_filename();
|
|
if (currently_parsed_filename) {
|
|
error_buf_len = 128 + (int)strlen(msg) + (int)strlen(currently_parsed_filename); /* should be more than enough */
|
|
error_buf = (char *) emalloc(error_buf_len);
|
|
|
|
sprintf(error_buf, "%s in %s on line %d\n", msg, currently_parsed_filename, zend_ini_scanner_get_lineno());
|
|
} else {
|
|
error_buf = estrdup("Invalid configuration directive\n");
|
|
}
|
|
|
|
if (CG(ini_parser_unbuffered_errors)) {
|
|
#ifdef PHP_WIN32
|
|
syslog(LOG_ALERT, "PHP: %s (%s)", error_buf, GetCommandLine());
|
|
#endif
|
|
fprintf(stderr, "PHP: %s", error_buf);
|
|
} else {
|
|
zend_error(E_WARNING, "%s", error_buf);
|
|
}
|
|
efree(error_buf);
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_parse_ini_file()
|
|
*/
|
|
ZEND_API int zend_parse_ini_file(zend_file_handle *fh, zend_bool unbuffered_errors, int scanner_mode, zend_ini_parser_cb_t ini_parser_cb, void *arg)
|
|
{
|
|
int retval;
|
|
zend_ini_parser_param ini_parser_param;
|
|
|
|
ini_parser_param.ini_parser_cb = ini_parser_cb;
|
|
ini_parser_param.arg = arg;
|
|
CG(ini_parser_param) = &ini_parser_param;
|
|
|
|
if (zend_ini_open_file_for_scanning(fh, scanner_mode) == FAILURE) {
|
|
return FAILURE;
|
|
}
|
|
|
|
CG(ini_parser_unbuffered_errors) = unbuffered_errors;
|
|
retval = ini_parse();
|
|
zend_file_handle_dtor(fh);
|
|
|
|
shutdown_ini_scanner();
|
|
|
|
if (retval == 0) {
|
|
return SUCCESS;
|
|
} else {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ zend_parse_ini_string()
|
|
*/
|
|
ZEND_API int zend_parse_ini_string(char *str, zend_bool unbuffered_errors, int scanner_mode, zend_ini_parser_cb_t ini_parser_cb, void *arg)
|
|
{
|
|
int retval;
|
|
zend_ini_parser_param ini_parser_param;
|
|
|
|
ini_parser_param.ini_parser_cb = ini_parser_cb;
|
|
ini_parser_param.arg = arg;
|
|
CG(ini_parser_param) = &ini_parser_param;
|
|
|
|
if (zend_ini_prepare_string_for_scanning(str, scanner_mode) == FAILURE) {
|
|
return FAILURE;
|
|
}
|
|
|
|
CG(ini_parser_unbuffered_errors) = unbuffered_errors;
|
|
retval = ini_parse();
|
|
|
|
shutdown_ini_scanner();
|
|
|
|
if (retval == 0) {
|
|
return SUCCESS;
|
|
} else {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
%}
|
|
|
|
%expect 0
|
|
%pure_parser
|
|
|
|
%token TC_SECTION
|
|
%token TC_RAW
|
|
%token TC_CONSTANT
|
|
%token TC_NUMBER
|
|
%token TC_STRING
|
|
%token TC_WHITESPACE
|
|
%token TC_LABEL
|
|
%token TC_OFFSET
|
|
%token TC_DOLLAR_CURLY
|
|
%token TC_VARNAME
|
|
%token TC_QUOTED_STRING
|
|
%token BOOL_TRUE
|
|
%token BOOL_FALSE
|
|
%token NULL_NULL
|
|
%token END_OF_LINE
|
|
%token '=' ':' ',' '.' '"' '\'' '^' '+' '-' '/' '*' '%' '$' '~' '<' '>' '?' '@' '{' '}'
|
|
%left '|' '&' '^'
|
|
%right '~' '!'
|
|
|
|
%%
|
|
|
|
statement_list:
|
|
statement_list statement
|
|
| /* empty */
|
|
;
|
|
|
|
statement:
|
|
TC_SECTION section_string_or_value ']' {
|
|
#if DEBUG_CFG_PARSER
|
|
printf("SECTION: [%s]\n", Z_STRVAL($2));
|
|
#endif
|
|
ZEND_INI_PARSER_CB(&$2, NULL, NULL, ZEND_INI_PARSER_SECTION, ZEND_INI_PARSER_ARG);
|
|
zend_string_release(Z_STR($2));
|
|
}
|
|
| TC_LABEL '=' string_or_value {
|
|
#if DEBUG_CFG_PARSER
|
|
printf("NORMAL: '%s' = '%s'\n", Z_STRVAL($1), Z_STRVAL($3));
|
|
#endif
|
|
ZEND_INI_PARSER_CB(&$1, &$3, NULL, ZEND_INI_PARSER_ENTRY, ZEND_INI_PARSER_ARG);
|
|
zend_string_release(Z_STR($1));
|
|
zval_ptr_dtor(&$3);
|
|
}
|
|
| TC_OFFSET option_offset ']' '=' string_or_value {
|
|
#if DEBUG_CFG_PARSER
|
|
printf("OFFSET: '%s'[%s] = '%s'\n", Z_STRVAL($1), Z_STRVAL($2), Z_STRVAL($5));
|
|
#endif
|
|
ZEND_INI_PARSER_CB(&$1, &$5, &$2, ZEND_INI_PARSER_POP_ENTRY, ZEND_INI_PARSER_ARG);
|
|
zend_string_release(Z_STR($1));
|
|
zend_string_release(Z_STR($2));
|
|
zval_ptr_dtor(&$5);
|
|
}
|
|
| TC_LABEL { ZEND_INI_PARSER_CB(&$1, NULL, NULL, ZEND_INI_PARSER_ENTRY, ZEND_INI_PARSER_ARG); zend_string_release(Z_STR($1)); }
|
|
| END_OF_LINE
|
|
;
|
|
|
|
section_string_or_value:
|
|
var_string_list_section { $$ = $1; }
|
|
| /* empty */ { zend_ini_init_string(&$$); }
|
|
;
|
|
|
|
string_or_value:
|
|
expr { $$ = $1; }
|
|
| BOOL_TRUE { $$ = $1; }
|
|
| BOOL_FALSE { $$ = $1; }
|
|
| NULL_NULL { $$ = $1; }
|
|
| END_OF_LINE { zend_ini_init_string(&$$); }
|
|
;
|
|
|
|
option_offset:
|
|
var_string_list { $$ = $1; }
|
|
| /* empty */ { zend_ini_init_string(&$$); }
|
|
;
|
|
|
|
encapsed_list:
|
|
encapsed_list cfg_var_ref { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| encapsed_list TC_QUOTED_STRING { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| /* empty */ { zend_ini_init_string(&$$); }
|
|
;
|
|
|
|
var_string_list_section:
|
|
cfg_var_ref { $$ = $1; }
|
|
| constant_literal { $$ = $1; }
|
|
| '"' encapsed_list '"' { $$ = $2; }
|
|
| var_string_list_section cfg_var_ref { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| var_string_list_section constant_literal { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| var_string_list_section '"' encapsed_list '"' { zend_ini_add_string(&$$, &$1, &$3); zend_string_free(Z_STR($3)); }
|
|
;
|
|
|
|
var_string_list:
|
|
cfg_var_ref { $$ = $1; }
|
|
| constant_string { $$ = $1; }
|
|
| '"' encapsed_list '"' { $$ = $2; }
|
|
| var_string_list cfg_var_ref { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| var_string_list constant_string { zend_ini_add_string(&$$, &$1, &$2); zend_string_free(Z_STR($2)); }
|
|
| var_string_list '"' encapsed_list '"' { zend_ini_add_string(&$$, &$1, &$3); zend_string_free(Z_STR($3)); }
|
|
;
|
|
|
|
expr:
|
|
var_string_list { $$ = $1; }
|
|
| expr '|' expr { zend_ini_do_op('|', &$$, &$1, &$3); }
|
|
| expr '&' expr { zend_ini_do_op('&', &$$, &$1, &$3); }
|
|
| expr '^' expr { zend_ini_do_op('^', &$$, &$1, &$3); }
|
|
| '~' expr { zend_ini_do_op('~', &$$, &$2, NULL); }
|
|
| '!' expr { zend_ini_do_op('!', &$$, &$2, NULL); }
|
|
| '(' expr ')' { $$ = $2; }
|
|
;
|
|
|
|
cfg_var_ref:
|
|
TC_DOLLAR_CURLY TC_VARNAME '}' { zend_ini_get_var(&$$, &$2); zend_string_free(Z_STR($2)); }
|
|
;
|
|
|
|
constant_literal:
|
|
TC_CONSTANT { $$ = $1; }
|
|
| TC_RAW { $$ = $1; /*printf("TC_RAW: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_NUMBER { $$ = $1; /*printf("TC_NUMBER: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_STRING { $$ = $1; /*printf("TC_STRING: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_WHITESPACE { $$ = $1; /*printf("TC_WHITESPACE: '%s'\n", Z_STRVAL($1));*/ }
|
|
;
|
|
|
|
constant_string:
|
|
TC_CONSTANT { zend_ini_get_constant(&$$, &$1); }
|
|
| TC_RAW { $$ = $1; /*printf("TC_RAW: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_NUMBER { $$ = $1; /*printf("TC_NUMBER: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_STRING { $$ = $1; /*printf("TC_STRING: '%s'\n", Z_STRVAL($1));*/ }
|
|
| TC_WHITESPACE { $$ = $1; /*printf("TC_WHITESPACE: '%s'\n", Z_STRVAL($1));*/ }
|
|
;
|
|
|
|
/*
|
|
* Local variables:
|
|
* tab-width: 4
|
|
* c-basic-offset: 4
|
|
* indent-tabs-mode: t
|
|
* End:
|
|
*/
|