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php-src/ext/standard/basic_functions.c

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/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997, 1998, 1999 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_0.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: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "php_ini.h"
#include "internal_functions_registry.h"
#include "php3_standard.h"
#include "zend_operators.h"
#include <stdarg.h>
#include <stdlib.h>
#include <math.h>
#include <time.h>
#include <stdio.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_STRING_H
#include <string.h>
#else
#include <strings.h>
#endif
#if HAVE_LOCALE_H
#include <locale.h>
#endif
#include "safe_mode.h"
#if WIN32|WINNT
#include "win32/unistd.h"
#endif
#include "zend_globals.h"
#include "php_globals.h"
#include "SAPI.h"
#if APACHE
/*
ap_compat.h does a
#define md5 ap_md5
which "kills" out md5 function.
*/
#ifdef md5
#undef md5
#endif
#endif
static unsigned char second_and_third_args_force_ref[] = { 3, BYREF_NONE, BYREF_FORCE, BYREF_FORCE };
/* uncomment this if/when we actually need it - tired of seeing the warning
static unsigned char third_and_fourth_args_force_ref[] = { 4, BYREF_NONE, BYREF_NONE, BYREF_FORCE, BYREF_FORCE };
*/
static pval **user_compare_func_name;
static HashTable *user_shutdown_function_names;
typedef struct _php_shutdown_function_entry {
zval **arguments;
int arg_count;
} php_shutdown_function_entry;
/* some prototypes for local functions */
int user_shutdown_function_dtor(php_shutdown_function_entry *shutdown_function_entry);
void php3_call_shutdown_functions(void);
function_entry basic_functions[] = {
PHP_FE(intval, NULL)
PHP_FE(doubleval, NULL)
PHP_FE(strval, NULL)
PHP_FE(bin2hex, NULL)
PHP_FE(toggle_short_open_tag, NULL)
PHP_FE(sleep, NULL)
PHP_FE(usleep, NULL)
PHP_FE(ksort, first_arg_force_ref)
PHP_FE(krsort, first_arg_force_ref)
PHP_FE(asort, first_arg_force_ref)
PHP_FE(arsort, first_arg_force_ref)
PHP_FE(sort, first_arg_force_ref)
PHP_FE(rsort, first_arg_force_ref)
PHP_FE(usort, first_arg_force_ref)
PHP_FE(uasort, first_arg_force_ref)
PHP_FE(uksort, first_arg_force_ref)
PHP_FE(shuffle, first_arg_force_ref)
PHP_FE(array_walk, first_arg_force_ref)
PHP_FALIAS(sizeof, count, first_arg_allow_ref)
PHP_FE(count, first_arg_allow_ref)
PHP_FE(end, first_arg_force_ref)
PHP_FE(prev, first_arg_force_ref)
PHP_FE(next, first_arg_force_ref)
PHP_FE(reset, first_arg_force_ref)
PHP_FE(current, first_arg_force_ref)
PHP_FE(key, first_arg_force_ref)
PHP_FALIAS(pos, current, first_arg_force_ref)
PHP_FE(time, NULL)
PHP_FE(mktime, NULL)
PHP_FE(gmmktime, NULL)
#if HAVE_STRFTIME
PHP_FE(strftime, NULL)
#endif
PHP_FE(strtotime, NULL)
PHP_FE(date, NULL)
PHP_FE(gmdate, NULL)
PHP_FE(getdate, NULL)
PHP_FE(checkdate, NULL)
PHP_FE(flush, NULL)
PHP_FE(gettype, NULL)
PHP_FE(settype, first_arg_force_ref)
PHP_FE(min, NULL)
PHP_FE(max, NULL)
PHP_FE(getimagesize, NULL)
PHP_FE(htmlspecialchars, NULL)
PHP_FE(htmlentities, NULL)
PHP_FE(md5, NULL)
PHP_FE(iptcparse, NULL)
PHP_FE(iptcembed, NULL)
PHP_FE(phpinfo, NULL)
PHP_FE(phpversion, NULL)
PHP_FE(phpcredits, NULL)
PHP_FE(strspn, NULL)
PHP_FE(strcspn, NULL)
PHP_FE(strtok, NULL)
PHP_FE(strtoupper, NULL)
PHP_FE(strtolower, NULL)
PHP_FE(strpos, NULL)
PHP_FE(strrpos, NULL)
PHP_FE(strrev, NULL)
PHP_FE(hebrev, NULL)
PHP_FE(hebrevc, NULL)
PHP_FE(nl2br, NULL)
PHP_FE(basename, NULL)
PHP_FE(dirname, NULL)
PHP_FE(stripslashes, NULL)
PHP_FE(stripcslashes, NULL)
PHP_FE(strstr, NULL)
PHP_FE(stristr, NULL)
PHP_FE(strrchr, NULL)
PHP_FE(substr, NULL)
PHP_FE(quotemeta, NULL)
PHP_FE(ucfirst, NULL)
PHP_FE(ucwords, NULL)
PHP_FE(strtr, NULL)
PHP_FE(addslashes, NULL)
PHP_FE(addcslashes, NULL)
PHP_FE(chop, NULL)
PHP_FE(str_replace, NULL)
PHP_FE(chunk_split, NULL)
PHP_FE(trim, NULL)
PHP_FE(ltrim, NULL)
PHP_FE(strip_tags, NULL)
PHP_FE(similar_text, NULL)
PHP_FE(explode, NULL)
PHP_FE(implode, NULL)
PHP_FE(setlocale, NULL)
PHP_FE(soundex, NULL)
PHP_FE(chr, NULL)
PHP_FE(ord, NULL)
PHP_FE(parse_str, NULL)
PHP_FALIAS(rtrim, chop, NULL)
PHP_FALIAS(strchr, strstr, NULL)
PHP_NAMED_FE(sprintf, php3_user_sprintf, NULL)
PHP_NAMED_FE(printf, php3_user_printf, NULL)
PHP_FE(parse_url, NULL)
PHP_FE(urlencode, NULL)
PHP_FE(urldecode, NULL)
PHP_FE(rawurlencode, NULL)
PHP_FE(rawurldecode, NULL)
PHP_FE(readlink, NULL)
PHP_FE(linkinfo, NULL)
PHP_FE(symlink, NULL)
PHP_FE(link, NULL)
PHP_FE(unlink, NULL)
PHP_FE(exec, second_and_third_args_force_ref)
PHP_FE(system, second_arg_force_ref)
PHP_FE(escapeshellcmd, NULL)
PHP_FE(passthru, second_arg_force_ref)
PHP_FE(shell_exec, NULL)
PHP_FE(rand, NULL)
PHP_FE(srand, NULL)
PHP_FE(getrandmax, NULL)
PHP_FE(mt_rand, NULL)
PHP_FE(mt_srand, NULL)
PHP_FE(mt_getrandmax, NULL)
PHP_FE(gethostbyaddr, NULL)
PHP_FE(gethostbyname, NULL)
PHP_FE(gethostbynamel, NULL)
#if !(WIN32|WINNT)||HAVE_BINDLIB
PHP_FE(checkdnsrr, NULL)
PHP_FE(getmxrr, second_and_third_args_force_ref)
#endif
PHP_FE(getmyuid, NULL)
PHP_FE(getmypid, NULL)
PHP_FE(getmyinode, NULL)
PHP_FE(getlastmod, NULL)
/*getmyiid is here for forward compatibility with 3.1
See pageinfo.c in 3.1 for more information*/
/* {"getmyiid", php3_getmypid, NULL}, */
PHP_FE(base64_decode, NULL)
PHP_FE(base64_encode, NULL)
PHP_FE(abs, NULL)
PHP_FE(ceil, NULL)
PHP_FE(floor, NULL)
PHP_FE(round, NULL)
PHP_FE(sin, NULL)
PHP_FE(cos, NULL)
PHP_FE(tan, NULL)
PHP_FE(asin, NULL)
PHP_FE(acos, NULL)
PHP_FE(atan, NULL)
PHP_FE(atan2, NULL)
PHP_FE(pi, NULL)
PHP_FE(pow, NULL)
PHP_FE(exp, NULL)
PHP_FE(log, NULL)
PHP_FE(log10, NULL)
PHP_FE(sqrt, NULL)
PHP_FE(deg2rad, NULL)
PHP_FE(rad2deg, NULL)
PHP_FE(bindec, NULL)
PHP_FE(hexdec, NULL)
PHP_FE(octdec, NULL)
PHP_FE(decbin, NULL)
PHP_FE(decoct, NULL)
PHP_FE(dechex, NULL)
PHP_FE(base_convert, NULL)
PHP_FE(number_format, NULL)
PHP_FE(getenv, NULL)
#ifdef HAVE_PUTENV
PHP_FE(putenv, NULL)
#endif
PHP_FE(microtime, NULL)
PHP_FE(gettimeofday, NULL)
PHP_FE(getrusage, NULL)
PHP_FE(uniqid, NULL)
PHP_FE(quoted_printable_decode, NULL)
PHP_FE(convert_cyr_string, NULL)
PHP_FE(get_current_user, NULL)
PHP_FE(set_time_limit, NULL)
PHP_FE(get_cfg_var, NULL)
PHP_FALIAS(magic_quotes_runtime, set_magic_quotes_runtime, NULL)
PHP_FE(set_magic_quotes_runtime, NULL)
PHP_FE(get_magic_quotes_gpc, NULL)
PHP_FE(get_magic_quotes_runtime, NULL)
PHP_FE(is_resource, first_arg_allow_ref)
PHP_FE(is_bool, first_arg_allow_ref)
PHP_FE(is_long, first_arg_allow_ref)
PHP_FALIAS(is_int, is_long, first_arg_allow_ref)
PHP_FALIAS(is_integer, is_long, first_arg_allow_ref)
PHP_FALIAS(is_float, is_double, first_arg_allow_ref)
PHP_FE(is_double, first_arg_allow_ref)
PHP_FALIAS(is_real, is_double, first_arg_allow_ref)
PHP_FE(is_string, first_arg_allow_ref)
PHP_FE(is_array, first_arg_allow_ref)
PHP_FE(is_object, first_arg_allow_ref)
PHP_FE(error_log, NULL)
PHP_FE(call_user_func, NULL)
PHP_FE(call_user_method, NULL)
PHP_FE(var_dump, NULL)
PHP_FE(serialize, first_arg_allow_ref)
PHP_FE(unserialize, first_arg_allow_ref)
PHP_FE(register_shutdown_function, NULL)
PHP_FE(highlight_file, NULL)
PHP_NAMED_FE(show_source, php3_highlight_file, NULL)
PHP_FE(highlight_string, NULL)
PHP_FE(ob_start, NULL)
PHP_FE(ob_end_flush, NULL)
PHP_FE(ob_end_clean, NULL)
PHP_FE(ob_get_contents, NULL)
PHP_FE(ini_get, NULL)
PHP_FE(ini_alter, NULL)
PHP_FE(ini_restore, NULL)
PHP_FE(print_r, NULL)
PHP_FE(setcookie, NULL)
PHP_NAMED_FE(header, PHP_FN(Header), NULL)
PHP_FE(headers_sent, NULL)
PHP_FE(function_exists, NULL)
PHP_FE(in_array, NULL)
PHP_FE(extract, NULL)
PHP_FE(compact, NULL)
PHP_FE(range, NULL)
PHP_FE(array_push, first_arg_force_ref)
PHP_FE(array_pop, first_arg_force_ref)
PHP_FE(array_shift, first_arg_force_ref)
PHP_FE(array_unshift, first_arg_force_ref)
PHP_FE(array_splice, first_arg_force_ref)
PHP_FE(array_slice, NULL)
PHP_FE(array_merge, NULL)
PHP_FE(array_keys, NULL)
PHP_FE(array_values, NULL)
PHP_FE(array_count_values, NULL)
PHP_FE(array_reverse, NULL)
PHP_FE(array_map, NULL)
PHP_FE(connection_aborted, NULL)
PHP_FE(connection_timeout, NULL)
PHP_FE(connection_status, NULL)
PHP_FE(ignore_user_abort, NULL)
{NULL, NULL, NULL}
};
PHP_INI_BEGIN()
PHP_INI_ENTRY1("highlight.string", "#foobar", PHP_INI_ALL, NULL, NULL)
PHP_INI_ENTRY1("test2", "testing", PHP_INI_SYSTEM, NULL, NULL)
PHP_INI_END()
php3_module_entry basic_functions_module = {
"Basic Functions", /* extension name */
basic_functions, /* function list */
PHP_MINIT(basic), /* process startup */
PHP_MSHUTDOWN(basic), /* process shutdown */
PHP_RINIT(basic), /* request startup */
PHP_RSHUTDOWN(basic), /* request shutdown */
NULL, /* extension info */
STANDARD_MODULE_PROPERTIES
};
#ifdef HAVE_PUTENV
static HashTable putenv_ht;
static int _php3_putenv_destructor(putenv_entry *pe)
{
if (pe->previous_value) {
putenv(pe->previous_value);
} else {
# if HAVE_UNSETENV
unsetenv(pe->key);
# else
char **env;
for (env = environ; env != NULL && *env != NULL; env++) {
if (!strncmp(*env,pe->key,pe->key_len) && (*env)[pe->key_len]=='=') { /* found it */
*env = "";
break;
}
}
# endif
}
efree(pe->putenv_string);
efree(pe->key);
return 1;
}
#endif
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#define EXTR_OVERWRITE 0
#define EXTR_SKIP 1
#define EXTR_PREFIX_SAME 2
#define EXTR_PREFIX_ALL 3
void test_class_startup();
PHP_MINIT_FUNCTION(basic)
{
ELS_FETCH();
REGISTER_DOUBLE_CONSTANT("M_PI", M_PI, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("EXTR_OVERWRITE", EXTR_OVERWRITE, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("EXTR_SKIP", EXTR_SKIP, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("EXTR_PREFIX_SAME", EXTR_PREFIX_SAME, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("EXTR_PREFIX_ALL", EXTR_PREFIX_ALL, CONST_CS | CONST_PERSISTENT);
test_class_startup();
REGISTER_INI_ENTRIES();
register_phpinfo_constants(INIT_FUNC_ARGS_PASSTHRU);
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(basic)
{
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
PHP_RINIT_FUNCTION(basic)
{
strtok_string = NULL;
locale_string = NULL;
#ifdef HAVE_PUTENV
if (zend_hash_init(&putenv_ht, 1, NULL, (int (*)(void *)) _php3_putenv_destructor, 0) == FAILURE) {
return FAILURE;
}
#endif
user_compare_func_name=NULL;
user_shutdown_function_names=NULL;
return SUCCESS;
}
PHP_RSHUTDOWN_FUNCTION(basic)
{
STR_FREE(strtok_string);
#ifdef HAVE_PUTENV
zend_hash_destroy(&putenv_ht);
#endif
/* Check if locale was changed and change it back
to the value in startup environment */
if (locale_string != NULL) {
setlocale(LC_ALL, "");
}
STR_FREE(locale_string);
return SUCCESS;
}
/********************
* System Functions *
********************/
PHP_FUNCTION(getenv)
{
#if FHTTPD
int i;
#endif
pval **str;
char *ptr;
#if APACHE
SLS_FETCH();
#endif
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &str) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(str);
#if FHTTPD
ptr=NULL;
if ((*str)->type == IS_STRING && req){
for(i=0;i<req->nlines;i++){
if (req->lines[i].paramc>1){
if (req->lines[i].params[0]){
if (!strcmp(req->lines[i].params[0],
(*str)->value.str.val)){
ptr=req->lines[i].params[1];
i=req->nlines;
}
}
}
}
}
if (!ptr) ptr = getenv((*str)->value.str.val);
if (ptr
#else
if ((*str)->type == IS_STRING &&
#if APACHE
((ptr = (char *)table_get(((request_rec *) SG(server_context))->subprocess_env, (*str)->value.str.val)) || (ptr = getenv((*str)->value.str.val)))
#endif
#if CGI_BINARY
(ptr = getenv((*str)->value.str.val))
#endif
#if USE_SAPI
(ptr = sapi_rqst->getenv(sapi_rqst->scid,(*str)->value.str.val))
#endif
#endif
) {
RETURN_STRING(ptr,1);
}
RETURN_FALSE;
}
#ifdef HAVE_PUTENV
PHP_FUNCTION(putenv)
{
pval **str;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &str) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(str);
if ((*str)->value.str.val && *((*str)->value.str.val)) {
int ret;
char *p,**env;
putenv_entry pe;
pe.putenv_string = estrndup((*str)->value.str.val,(*str)->value.str.len);
pe.key = (*str)->value.str.val;
if ((p=strchr(pe.key,'='))) { /* nullify the '=' if there is one */
*p='\0';
}
pe.key_len = strlen(pe.key);
pe.key = estrndup(pe.key,pe.key_len);
zend_hash_del(&putenv_ht,pe.key,pe.key_len+1);
/* find previous value */
pe.previous_value = NULL;
for (env = environ; env != NULL && *env != NULL; env++) {
if (!strncmp(*env,pe.key,pe.key_len) && (*env)[pe.key_len]=='=') { /* found it */
pe.previous_value = *env;
break;
}
}
if ((ret=putenv(pe.putenv_string))==0) { /* success */
zend_hash_add(&putenv_ht,pe.key,pe.key_len+1,(void **) &pe,sizeof(putenv_entry),NULL);
RETURN_TRUE;
} else {
efree(pe.putenv_string);
efree(pe.key);
RETURN_FALSE;
}
}
}
#endif
PHP_FUNCTION(toggle_short_open_tag)
{
/* has to be implemented within Zend */
#if 0
pval **value;
int ret;
ret = php3_ini.short_open_tag;
if (ARG_COUNT(ht)!=1 || getParametersEx(1,&value) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(value);
php3_ini.short_open_tag = (*value)->value.lval;
RETURN_LONG(ret);
#endif
}
/*******************
* Basic Functions *
*******************/
PHP_FUNCTION(intval)
{
pval **num, **arg_base;
int base;
switch(ARG_COUNT(ht)) {
case 1:
if (getParametersEx(1, &num) == FAILURE) {
WRONG_PARAM_COUNT;
}
base = 10;
break;
case 2:
if (getParametersEx(2, &num, &arg_base) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(arg_base);
base = (*arg_base)->value.lval;
break;
default:
WRONG_PARAM_COUNT;
}
*return_value=**num;
zval_copy_ctor(return_value);
convert_to_long_base(return_value,base);
}
PHP_FUNCTION(doubleval)
{
pval **num;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &num) == FAILURE) {
WRONG_PARAM_COUNT;
}
*return_value=**num;
zval_copy_ctor(return_value);
convert_to_double(return_value);
}
PHP_FUNCTION(strval)
{
pval **num;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &num) == FAILURE) {
WRONG_PARAM_COUNT;
}
*return_value=**num;
zval_copy_ctor(return_value);
convert_to_string(return_value);
}
static int array_key_compare(const void *a, const void *b)
{
Bucket *first;
Bucket *second;
int min, r;
first = *((Bucket **) a);
second = *((Bucket **) b);
if (first->nKeyLength == 0 && second->nKeyLength == 0) {
return (first->h - second->h);
} else if (first->nKeyLength == 0) {
return -1;
} else if (second->nKeyLength == 0) {
return 1;
}
min = MIN(first->nKeyLength, second->nKeyLength);
if ((r = memcmp(first->arKey, second->arKey, min)) == 0) {
return (first->nKeyLength - second->nKeyLength);
} else {
return r;
}
}
static int array_reverse_key_compare(const void *a, const void *b)
{
return array_key_compare(a,b)*-1;
}
PHP_FUNCTION(krsort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in krsort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_reverse_key_compare, 0) == FAILURE) {
return;
}
RETURN_TRUE;
}
PHP_FUNCTION(ksort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in ksort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_key_compare,0) == FAILURE) {
return;
}
RETURN_TRUE;
}
PHP_FUNCTION(count)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
if ((*array)->type == IS_STRING && (*array)->value.str.val==undefined_variable_string) {
RETURN_LONG(0);
} else {
RETURN_LONG(1);
}
}
RETURN_LONG(zend_hash_num_elements(target_hash));
}
/* Numbers are always smaller than strings int this function as it
* anyway doesn't make much sense to compare two different data types.
* This keeps it consistant and simple.
*/
static int array_data_compare(const void *a, const void *b)
{
Bucket *f;
Bucket *s;
pval *first;
pval *second;
double dfirst, dsecond;
f = *((Bucket **) a);
s = *((Bucket **) b);
first = *((pval **) f->pData);
second = *((pval **) s->pData);
if ((first->type == IS_LONG || first->type == IS_DOUBLE) &&
(second->type == IS_LONG || second->type == IS_DOUBLE)) {
if (first->type == IS_LONG) {
dfirst = (double) first->value.lval;
} else {
dfirst = first->value.dval;
}
if (second->type == IS_LONG) {
dsecond = (double) second->value.lval;
} else {
dsecond = second->value.dval;
}
if (dfirst < dsecond) {
return -1;
} else if (dfirst == dsecond) {
return 0;
} else {
return 1;
}
}
if ((first->type == IS_LONG || first->type == IS_DOUBLE) &&
second->type == IS_STRING) {
return -1;
} else if ((first->type == IS_STRING) &&
(second->type == IS_LONG || second->type == IS_DOUBLE)) {
return 1;
}
if (first->type == IS_STRING && second->type == IS_STRING) {
return strcmp(first->value.str.val, second->value.str.val);
}
return 0; /* Anything else is equal as it can't be compared */
}
static int array_reverse_data_compare(const void *a, const void *b)
{
return array_data_compare(a,b)*-1;
}
PHP_FUNCTION(asort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in asort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_data_compare,0) == FAILURE) {
return;
}
RETURN_TRUE;
}
PHP_FUNCTION(arsort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in arsort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_reverse_data_compare,0) == FAILURE) {
return;
}
RETURN_TRUE;
}
PHP_FUNCTION(sort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in sort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_data_compare,1) == FAILURE) {
return;
}
RETURN_TRUE;
}
PHP_FUNCTION(rsort)
{
pval **array;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in rsort() call");
return;
}
if (zend_hash_sort(target_hash, qsort, array_reverse_data_compare,1) == FAILURE) {
return;
}
RETURN_TRUE;
}
static int array_user_compare(const void *a, const void *b)
{
Bucket *f;
Bucket *s;
pval **args[2];
pval retval;
CLS_FETCH();
f = *((Bucket **) a);
s = *((Bucket **) b);
args[0] = (pval **) f->pData;
args[1] = (pval **) s->pData;
if (call_user_function_ex(CG(function_table), NULL, *user_compare_func_name, &retval, 2, args, 0)==SUCCESS) {
convert_to_long(&retval);
return retval.value.lval;
} else {
return 0;
}
}
PHP_FUNCTION(usort)
{
pval **array;
pval **old_compare_func;
HashTable *target_hash;
old_compare_func = user_compare_func_name;
if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
user_compare_func_name = old_compare_func;
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in usort() call");
user_compare_func_name = old_compare_func;
return;
}
convert_to_string_ex(user_compare_func_name);
if (zend_hash_sort(target_hash, qsort, array_user_compare, 1) == FAILURE) {
user_compare_func_name = old_compare_func;
return;
}
user_compare_func_name = old_compare_func;
RETURN_TRUE;
}
PHP_FUNCTION(uasort)
{
pval **array;
pval **old_compare_func;
HashTable *target_hash;
old_compare_func = user_compare_func_name;
if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
user_compare_func_name = old_compare_func;
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in uasort() call");
user_compare_func_name = old_compare_func;
return;
}
convert_to_string_ex(user_compare_func_name);
if (zend_hash_sort(target_hash, qsort, array_user_compare, 0) == FAILURE) {
user_compare_func_name = old_compare_func;
return;
}
user_compare_func_name = old_compare_func;
RETURN_TRUE;
}
static int array_user_key_compare(const void *a, const void *b)
{
Bucket *f;
Bucket *s;
pval key1, key2;
pval *args[2];
pval retval;
int status;
CLS_FETCH();
args[0] = &key1;
args[1] = &key2;
INIT_PZVAL(&key1);
INIT_PZVAL(&key2);
f = *((Bucket **) a);
s = *((Bucket **) b);
if (f->nKeyLength) {
key1.value.str.val = estrndup(f->arKey, f->nKeyLength);
key1.value.str.len = f->nKeyLength;
key1.type = IS_STRING;
} else {
key1.value.lval = f->h;
key1.type = IS_LONG;
}
if (s->nKeyLength) {
key2.value.str.val = estrndup(s->arKey, s->nKeyLength);
key2.value.str.len = s->nKeyLength;
key2.type = IS_STRING;
} else {
key2.value.lval = s->h;
key2.type = IS_LONG;
}
status = call_user_function(CG(function_table), NULL, *user_compare_func_name, &retval, 2, args);
pval_destructor(&key1);
pval_destructor(&key2);
if (status==SUCCESS) {
convert_to_long(&retval);
return retval.value.lval;
} else {
return 0;
}
}
PHP_FUNCTION(uksort)
{
pval **array;
pval **old_compare_func;
HashTable *target_hash;
old_compare_func = user_compare_func_name;
if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
user_compare_func_name = old_compare_func;
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in uksort() call");
user_compare_func_name = old_compare_func;
return;
}
convert_to_string_ex(user_compare_func_name);
if (zend_hash_sort(target_hash, qsort, array_user_key_compare, 0) == FAILURE) {
user_compare_func_name = old_compare_func;
return;
}
user_compare_func_name = old_compare_func;
RETURN_TRUE;
}
PHP_FUNCTION(end)
{
pval **array, **entry;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to end() is not an array or object");
return;
}
zend_hash_internal_pointer_end(target_hash);
if (zend_hash_get_current_data(target_hash, (void **) &entry) == FAILURE) {
RETURN_FALSE;
}
*return_value = **entry;
pval_copy_constructor(return_value);
}
PHP_FUNCTION(prev)
{
pval **array, **entry;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to prev() is not an array or object");
RETURN_FALSE;
}
zend_hash_move_backwards(target_hash);
if (zend_hash_get_current_data(target_hash, (void **) &entry) == FAILURE) {
RETURN_FALSE;
}
*return_value = **entry;
pval_copy_constructor(return_value);
}
PHP_FUNCTION(next)
{
pval **array, **entry;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to next() is not an array or object");
RETURN_FALSE;
}
zend_hash_move_forward(target_hash);
if (zend_hash_get_current_data(target_hash, (void **) &entry) == FAILURE) {
RETURN_FALSE;
}
*return_value = **entry;
pval_copy_constructor(return_value);
}
PHP_FUNCTION(reset)
{
pval **array, **entry;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to reset() is not an array or object");
return;
}
zend_hash_internal_pointer_reset(target_hash);
if (zend_hash_get_current_data(target_hash, (void **) &entry) == FAILURE) {
return;
}
*return_value = **entry;
pval_copy_constructor(return_value);
INIT_PZVAL(return_value); /* XXX is this needed? */
}
PHP_FUNCTION(current)
{
pval **array, **entry;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to current() is not an array or object");
return;
}
if (zend_hash_get_current_data(target_hash, (void **) &entry) == FAILURE) {
return;
}
*return_value = **entry;
pval_copy_constructor(return_value);
}
PHP_FUNCTION(key)
{
pval **array;
char *string_key;
ulong num_key;
HashTable *target_hash;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Variable passed to key() is not an array or object");
return;
}
switch (zend_hash_get_current_key(target_hash, &string_key, &num_key)) {
case HASH_KEY_IS_STRING:
return_value->value.str.val = string_key;
return_value->value.str.len = strlen(string_key);
return_value->type = IS_STRING;
break;
case HASH_KEY_IS_LONG:
return_value->type = IS_LONG;
return_value->value.lval = num_key;
break;
case HASH_KEY_NON_EXISTANT:
return;
}
}
#ifdef __cplusplus
void php3_flush(HashTable *)
#else
PHP_FUNCTION(flush)
#endif
{
#if APACHE
SLS_FETCH();
#endif
#if APACHE
# if MODULE_MAGIC_NUMBER > 19970110
rflush(((request_rec *) SG(server_context)));
# else
bflush(((request_rec *) SG(server_context))->connection->client);
# endif
#endif
#if FHTTPD
/*FIXME -- what does it flush really? the whole response?*/
#endif
#if CGI_BINARY
fflush(stdout);
#endif
#if USE_SAPI
sapi_rqst->flush(sapi_rqst->scid);
#endif
}
PHP_FUNCTION(sleep)
{
pval **num;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &num) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(num);
sleep((*num)->value.lval);
}
PHP_FUNCTION(usleep)
{
#if HAVE_USLEEP
pval **num;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &num) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(num);
usleep((*num)->value.lval);
#endif
}
PHP_FUNCTION(gettype)
{
pval **arg;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &arg) == FAILURE) {
WRONG_PARAM_COUNT;
}
switch ((*arg)->type) {
case IS_BOOL:
RETVAL_STRING("boolean",1);
break;
case IS_LONG:
RETVAL_STRING("integer",1);
break;
case IS_RESOURCE:
RETVAL_STRING("resource",1);
break;
case IS_DOUBLE:
RETVAL_STRING("double",1);
break;
case IS_STRING:
RETVAL_STRING("string",1);
break;
case IS_ARRAY:
RETVAL_STRING("array",1);
break;
case IS_OBJECT:
RETVAL_STRING("object",1);
break;
/*
{
char *result;
int res_len;
res_len = sizeof("object of type ")-1 + arg->value.obj.ce->name_length;
result = (char *) emalloc(res_len+1);
sprintf(result, "object of type %s", arg->value.obj.ce->name);
RETVAL_STRINGL(result, res_len, 0);
}
*/
break;
default:
RETVAL_STRING("unknown type",1);
}
}
PHP_FUNCTION(settype)
{
pval **var, **type;
char *new_type;
if (ARG_COUNT(ht) != 2 || getParametersEx(2, &var, &type) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(type);
new_type = (*type)->value.str.val;
if (!strcasecmp(new_type, "integer")) {
convert_to_long(*var);
} else if (!strcasecmp(new_type, "double")) {
convert_to_double(*var);
} else if (!strcasecmp(new_type, "string")) {
convert_to_string(*var);
} else if (!strcasecmp(new_type, "array")) {
convert_to_array(*var);
} else if (!strcasecmp(new_type, "object")) {
convert_to_object(*var);
} else if (!strcasecmp(new_type, "boolean")) {
convert_to_boolean(*var);
} else if (!strcasecmp(new_type, "resource")) {
php_error(E_WARNING, "settype: cannot convert to resource type");
RETURN_FALSE;
} else {
php_error(E_WARNING, "settype: invalid type");
RETURN_FALSE;
}
RETVAL_TRUE;
}
PHP_FUNCTION(min)
{
int argc=ARG_COUNT(ht);
pval **result;
if (argc<=0) {
php_error(E_WARNING, "min: must be passed at least 1 value");
var_uninit(return_value);
return;
}
if (argc == 1) {
pval **arr;
if (getParametersEx(1, &arr) == FAILURE || (*arr)->type != IS_ARRAY) {
WRONG_PARAM_COUNT;
}
if (zend_hash_minmax((*arr)->value.ht, array_data_compare, 0, (void **) &result)==SUCCESS) {
*return_value = **result;
pval_copy_constructor(return_value);
} else {
php_error(E_WARNING, "min: array must contain at least 1 element");
RETURN_FALSE;
}
} else {
pval ***args = (pval ***) emalloc(sizeof(pval **)*ARG_COUNT(ht));
pval **min, result;
int i;
if (getParametersArrayEx(ARG_COUNT(ht), args)==FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
min = args[0];
for (i=1; i<ARG_COUNT(ht); i++) {
is_smaller_function(&result, *args[i], *min);
if (result.value.lval == 1) {
min = args[i];
}
}
*return_value = **min;
pval_copy_constructor(return_value);
efree(args);
}
}
PHP_FUNCTION(max)
{
int argc=ARG_COUNT(ht);
pval **result;
if (argc<=0) {
php_error(E_WARNING, "max: must be passed at least 1 value");
var_uninit(return_value);
return;
}
if (argc == 1) {
pval **arr;
if (getParametersEx(1, &arr) == FAILURE || (*arr)->type != IS_ARRAY) {
WRONG_PARAM_COUNT;
}
if (zend_hash_minmax((*arr)->value.ht, array_data_compare, 1, (void **) &result)==SUCCESS) {
*return_value = **result;
pval_copy_constructor(return_value);
} else {
php_error(E_WARNING, "max: array must contain at least 1 element");
RETURN_FALSE;
}
} else {
pval ***args = (pval ***) emalloc(sizeof(pval **)*ARG_COUNT(ht));
pval **max, result;
int i;
if (getParametersArrayEx(ARG_COUNT(ht), args)==FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
max = args[0];
for (i=1; i<ARG_COUNT(ht); i++) {
is_smaller_or_equal_function(&result, *args[i], *max);
if (result.value.lval == 0) {
max = args[i];
}
}
*return_value = **max;
pval_copy_constructor(return_value);
efree(args);
}
}
static zval **php_array_walk_func_name;
static int php_array_walk(HashTable *target_hash, zval **userdata)
{
zval **args[3], /* Arguments to userland function */
retval, /* Return value - unused */
*key; /* Entry key */
char *string_key;
ulong num_key;
CLS_FETCH();
/* Allocate space for key */
MAKE_STD_ZVAL(key);
/* Set up known arguments */
args[1] = &key;
args[2] = userdata;
/* Iterate through hash */
while(zend_hash_get_current_data(target_hash, (void **)&args[0]) == SUCCESS) {
/* Set up the key */
if (zend_hash_get_current_key(target_hash, &string_key, &num_key) == HASH_KEY_IS_LONG) {
key->type = IS_LONG;
key->value.lval = num_key;
} else {
key->type = IS_STRING;
key->value.str.val = string_key;
key->value.str.len = strlen(string_key);
}
/* Call the userland function */
call_user_function_ex(CG(function_table), NULL, *php_array_walk_func_name,
&retval, userdata ? 3 : 2, args, 0);
/* Clean up the key */
if (zend_hash_get_current_key_type(target_hash) == HASH_KEY_IS_STRING)
efree(key->value.str.val);
zend_hash_move_forward(target_hash);
}
efree(key);
return 0;
}
/* {{{ proto array_walk(array input, string funcname [, mixed userdata])
Apply a user function to every member of an array */
PHP_FUNCTION(array_walk) {
int argc;
zval **array,
**userdata = NULL,
**old_walk_func_name;
HashTable *target_hash;
argc = ARG_COUNT(ht);
old_walk_func_name = php_array_walk_func_name;
if (argc < 2 || argc > 3 ||
getParametersEx(argc, &array, &php_array_walk_func_name, &userdata) == FAILURE) {
php_array_walk_func_name = old_walk_func_name;
WRONG_PARAM_COUNT;
}
target_hash = HASH_OF(*array);
if (!target_hash) {
php_error(E_WARNING, "Wrong datatype in array_walk() call");
php_array_walk_func_name = old_walk_func_name;
return;
}
convert_to_string_ex(php_array_walk_func_name);
php_array_walk(target_hash, userdata);
php_array_walk_func_name = old_walk_func_name;
RETURN_TRUE;
}
PHP_FUNCTION(get_current_user)
{
RETURN_STRING(_php3_get_current_user(),1);
}
PHP_FUNCTION(get_cfg_var)
{
pval **varname;
char *value;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &varname)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(varname);
if (cfg_get_string((*varname)->value.str.val,&value)==FAILURE) {
RETURN_FALSE;
}
RETURN_STRING(value,1);
}
PHP_FUNCTION(set_magic_quotes_runtime)
{
pval **new_setting;
PLS_FETCH();
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &new_setting)==FAILURE) {
RETURN_FALSE;
}
convert_to_boolean_ex(new_setting);
PG(magic_quotes_runtime) = (zend_bool) (*new_setting)->value.lval;
RETURN_TRUE;
}
PHP_FUNCTION(get_magic_quotes_runtime)
{
PLS_FETCH();
RETURN_LONG(PG(magic_quotes_runtime));
}
PHP_FUNCTION(get_magic_quotes_gpc)
{
PLS_FETCH();
RETURN_LONG(PG(magic_quotes_gpc));
}
void php3_is_type(INTERNAL_FUNCTION_PARAMETERS,int type)
{
pval **arg;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &arg)==FAILURE) {
RETURN_FALSE;
}
if ((*arg)->type == type) {
RETURN_TRUE;
} else {
RETURN_FALSE;
}
}
PHP_FUNCTION(is_resource)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_RESOURCE);
}
PHP_FUNCTION(is_bool)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_BOOL);
}
PHP_FUNCTION(is_long)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_LONG);
}
PHP_FUNCTION(is_double)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_DOUBLE);
}
PHP_FUNCTION(is_string)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_STRING);
}
PHP_FUNCTION(is_array)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_ARRAY);
}
PHP_FUNCTION(is_object)
{
php3_is_type(INTERNAL_FUNCTION_PARAM_PASSTHRU, IS_OBJECT);
}
/*
1st arg = error message
2nd arg = error option
3rd arg = optional parameters (email address or tcp address)
4th arg = used for additional headers if email
error options
0 = send to php_error_log (uses syslog or file depending on ini setting)
1 = send via email to 3rd parameter 4th option = additional headers
2 = send via tcp/ip to 3rd parameter (name or ip:port)
3 = save to file in 3rd parameter
*/
PHP_FUNCTION(error_log)
{
pval **string, **erropt = NULL, **option = NULL, **emailhead = NULL;
int opt_err = 0;
char *message, *opt=NULL, *headers=NULL;
switch(ARG_COUNT(ht)) {
case 1:
if (getParametersEx(1,&string) == FAILURE) {
php_error(E_WARNING,"Invalid argument 1 in error_log");
RETURN_FALSE;
}
break;
case 2:
if (getParametersEx(2,&string,&erropt) == FAILURE) {
php_error(E_WARNING,"Invalid arguments in error_log");
RETURN_FALSE;
}
convert_to_long_ex(erropt);
opt_err=(*erropt)->value.lval;
break;
case 3:
if (getParametersEx(3,&string,&erropt,&option) == FAILURE){
php_error(E_WARNING,"Invalid arguments in error_log");
RETURN_FALSE;
}
convert_to_long_ex(erropt);
opt_err=(*erropt)->value.lval;
convert_to_string_ex(option);
opt=(*option)->value.str.val;
break;
case 4:
if (getParametersEx(4,&string,&erropt,&option,&emailhead) == FAILURE){
php_error(E_WARNING,"Invalid arguments in error_log");
RETURN_FALSE;
}
break;
default:
WRONG_PARAM_COUNT;
}
convert_to_string_ex(string);
message=(*string)->value.str.val;
if (erropt != NULL) {
convert_to_long_ex(erropt);
opt_err=(*erropt)->value.lval;
}
if (option != NULL) {
convert_to_string_ex(option);
opt=(*option)->value.str.val;
}
if (emailhead != NULL) {
convert_to_string_ex(emailhead);
headers=(*emailhead)->value.str.val;
}
if (_php_error_log(opt_err,message,opt,headers)==FAILURE) {
RETURN_FALSE;
}
RETURN_TRUE;
}
PHPAPI int _php_error_log(int opt_err,char *message,char *opt,char *headers){
FILE *logfile;
int issock=0, socketd=0;;
switch(opt_err){
case 1: /*send an email*/
{
#if HAVE_SENDMAIL
if (!_php3_mail(opt,"PHP3 error_log message",message,headers)){
return FAILURE;
}
#else
php_error(E_WARNING,"Mail option not available!");
return FAILURE;
#endif
}
break;
case 2: /*send to an address */
php_error(E_WARNING,"TCP/IP option not available!");
return FAILURE;
break;
case 3: /*save to a file*/
logfile=php3_fopen_wrapper(opt,"a", (IGNORE_URL|ENFORCE_SAFE_MODE), &issock, &socketd);
if(!logfile) {
php_error(E_WARNING,"error_log: Unable to write to %s",opt);
return FAILURE;
}
fwrite(message,strlen(message),1,logfile);
fclose(logfile);
break;
default:
php3_log_err(message);
break;
}
return SUCCESS;
}
PHP_FUNCTION(call_user_func)
{
pval ***params;
pval retval;
int arg_count=ARG_COUNT(ht);
CLS_FETCH();
if (arg_count<1) {
WRONG_PARAM_COUNT;
}
params = (pval ***) emalloc(sizeof(pval **)*arg_count);
if (getParametersArrayEx(arg_count, params)==FAILURE) {
efree(params);
RETURN_FALSE;
}
SEPARATE_ZVAL(params[0]);
convert_to_string(*params[0]);
if (call_user_function_ex(CG(function_table), NULL, *params[0], &retval, arg_count-1, params+1, 1)==SUCCESS) {
*return_value = retval;
} else {
php_error(E_WARNING,"Unable to call %s() - function does not exist", (*params[0])->value.str.val);
}
efree(params);
}
PHP_FUNCTION(call_user_method)
{
pval ***params;
pval retval;
int arg_count=ARG_COUNT(ht);
CLS_FETCH();
if (arg_count<2) {
WRONG_PARAM_COUNT;
}
params = (pval ***) emalloc(sizeof(pval **)*arg_count);
if (getParametersArrayEx(arg_count, params)==FAILURE) {
efree(params);
RETURN_FALSE;
}
if ((*params[1])->type != IS_OBJECT) {
php_error(E_WARNING,"2nd argument is not an object\n");
efree(params);
RETURN_FALSE;
}
SEPARATE_ZVAL(params[0]);
SEPARATE_ZVAL(params[1]);
convert_to_string(*params[0]);
if (call_user_function_ex(CG(function_table), *params[1], *params[0], &retval, arg_count-2, params+2, 1)==SUCCESS) {
*return_value = retval;
} else {
php_error(E_WARNING,"Unable to call %s() - function does not exist", (*params[0])->value.str.val);
}
efree(params);
}
int user_shutdown_function_dtor(php_shutdown_function_entry *shutdown_function_entry)
{
pval retval;
int i;
CLS_FETCH();
if (call_user_function(CG(function_table), NULL, shutdown_function_entry->arguments[0], &retval, shutdown_function_entry->arg_count-1, shutdown_function_entry->arguments+1)==SUCCESS) {
pval_destructor(&retval);
}
for (i=0; i<shutdown_function_entry->arg_count; i++) {
zval_ptr_dtor(&shutdown_function_entry->arguments[i]);
}
efree(shutdown_function_entry->arguments);
return 1;
}
void php3_call_shutdown_functions(void)
{
if (user_shutdown_function_names) {
zend_hash_destroy(user_shutdown_function_names);
efree(user_shutdown_function_names);
}
}
/* {{{ proto void register_shutdown_function(string function_name)
Register a user-level function to be called on request termination */
PHP_FUNCTION(register_shutdown_function)
{
php_shutdown_function_entry shutdown_function_entry;
int i;
shutdown_function_entry.arg_count = ARG_COUNT(ht);
if (shutdown_function_entry.arg_count<1) {
WRONG_PARAM_COUNT;
}
shutdown_function_entry.arguments = (pval **) emalloc(sizeof(pval *)*shutdown_function_entry.arg_count);
if (getParametersArray(ht, shutdown_function_entry.arg_count, shutdown_function_entry.arguments)==FAILURE) {
RETURN_FALSE;
}
convert_to_string(shutdown_function_entry.arguments[0]);
if (!user_shutdown_function_names) {
user_shutdown_function_names = (HashTable *) emalloc(sizeof(HashTable));
zend_hash_init(user_shutdown_function_names, 0, NULL, (int (*)(void *))user_shutdown_function_dtor, 0);
}
for (i=0; i<shutdown_function_entry.arg_count; i++) {
shutdown_function_entry.arguments[i]->refcount++;
}
zend_hash_next_index_insert(user_shutdown_function_names, &shutdown_function_entry, sizeof(php_shutdown_function_entry), NULL);
}
/* }}} */
ZEND_API void php_get_highlight_struct(zend_syntax_highlighter_ini *syntax_highlighter_ini)
{
syntax_highlighter_ini->highlight_comment = INI_STR("highlight.comment");
syntax_highlighter_ini->highlight_default = INI_STR("highlight.default");
syntax_highlighter_ini->highlight_html = INI_STR("highlight.html");
syntax_highlighter_ini->highlight_keyword = INI_STR("highlight.keyword");
syntax_highlighter_ini->highlight_string = INI_STR("highlight.string");
}
/* {{{ proto void highlight_file(string file_name)
Syntax highlight a source file */
PHP_FUNCTION(highlight_file)
{
pval **filename;
zend_syntax_highlighter_ini syntax_highlighter_ini;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &filename)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(filename);
php_get_highlight_struct(&syntax_highlighter_ini);
if (highlight_file((*filename)->value.str.val, &syntax_highlighter_ini)==FAILURE) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto void highlight_string(string string)
Syntax highlight a string */
PHP_FUNCTION(highlight_string)
{
pval **expr;
zend_syntax_highlighter_ini syntax_highlighter_ini;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &expr)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(expr);
php_get_highlight_struct(&syntax_highlighter_ini);
if (highlight_string(*expr, &syntax_highlighter_ini)==FAILURE) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
pval test_class_get_property(zend_property_reference *property_reference)
{
pval result;
zend_overloaded_element *overloaded_property;
zend_llist_element *element;
printf("Reading a property from a TestClass object:\n");
for (element=property_reference->elements_list.head; element; element=element->next) {
overloaded_property = (zend_overloaded_element *) element->data;
switch (overloaded_property->type) {
case IS_ARRAY:
printf("Array offset: ");
break;
case IS_OBJECT:
printf("Object property: ");
break;
}
switch (overloaded_property->element.type) {
case IS_LONG:
printf("%ld (numeric)\n", overloaded_property->element.value.lval);
break;
case IS_STRING:
printf("'%s'\n", overloaded_property->element.value.str.val);
break;
}
pval_destructor(&overloaded_property->element);
}
result.value.str.val = estrndup("testing", 7);
result.value.str.len = 7;
result.type = IS_STRING;
return result;
}
int test_class_set_property(zend_property_reference *property_reference, pval *value)
{
zend_overloaded_element *overloaded_property;
zend_llist_element *element;
printf("Writing to a property from a TestClass object:\n");
printf("Writing '");
zend_print_variable(value);
printf("'\n");
for (element=property_reference->elements_list.head; element; element=element->next) {
overloaded_property = (zend_overloaded_element *) element->data;
switch (overloaded_property->type) {
case IS_ARRAY:
printf("Array offset: ");
break;
case IS_OBJECT:
printf("Object property: ");
break;
}
switch (overloaded_property->element.type) {
case IS_LONG:
printf("%ld (numeric)\n", overloaded_property->element.value.lval);
break;
case IS_STRING:
printf("'%s'\n", overloaded_property->element.value.str.val);
break;
}
pval_destructor(&overloaded_property->element);
}
return 0;
}
void test_class_call_function(INTERNAL_FUNCTION_PARAMETERS, zend_property_reference *property_reference)
{
zend_overloaded_element *overloaded_property;
zend_llist_element *element;
printf("Reading a property from a TestClass object:\n");
for (element=property_reference->elements_list.head; element; element=element->next) {
overloaded_property = (zend_overloaded_element *) element->data;
switch (overloaded_property->type) {
case IS_ARRAY:
printf("Array offset: ");
break;
case IS_OBJECT:
printf("Object property: ");
break;
case IS_METHOD:
printf("Overloaded method: ");
}
switch (overloaded_property->element.type) {
case IS_LONG:
printf("%ld (numeric)\n", overloaded_property->element.value.lval);
break;
case IS_STRING:
printf("'%s'\n", overloaded_property->element.value.str.val);
break;
}
pval_destructor(&overloaded_property->element);
}
printf("%d arguments\n", ARG_COUNT(ht));
return_value->value.str.val = estrndup("testing", 7);
return_value->value.str.len = 7;
return_value->type = IS_STRING;
}
void test_class_startup()
{
zend_class_entry test_class_entry;
INIT_OVERLOADED_CLASS_ENTRY(test_class_entry, "OverloadedTestClass", NULL,
test_class_call_function,
test_class_get_property,
test_class_set_property);
register_internal_class(&test_class_entry);
}
PHP_FUNCTION(ob_start)
{
php_start_ob_buffering();
}
PHP_FUNCTION(ob_end_flush)
{
php_end_ob_buffering(1);
}
PHP_FUNCTION(ob_end_clean)
{
php_end_ob_buffering(0);
}
PHP_FUNCTION(ob_get_contents)
{
if (php_ob_get_buffer(return_value)==FAILURE) {
RETURN_FALSE;
}
}
PHP_FUNCTION(ini_get)
{
pval **varname;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &varname)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(varname);
return_value->value.str.val = php_ini_string((*varname)->value.str.val, (*varname)->value.str.len+1, 0);
if (!return_value->value.str.val) {
RETURN_FALSE;
}
return_value->value.str.len = strlen(return_value->value.str.val);
return_value->type = IS_STRING;
pval_copy_constructor(return_value);
}
PHP_FUNCTION(ini_alter)
{
pval **varname, **new_value;
char *old_value;
if (ARG_COUNT(ht)!=2 || getParametersEx(2, &varname, &new_value)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(varname);
convert_to_string_ex(new_value);
old_value = php_ini_string((*varname)->value.str.val, (*varname)->value.str.len+1, 0);
if (php_alter_ini_entry((*varname)->value.str.val, (*varname)->value.str.len+1, (*new_value)->value.str.val, (*new_value)->value.str.len, PHP_INI_USER)==FAILURE) {
RETURN_FALSE;
}
if (old_value) {
RETURN_STRING(old_value, 1);
} else {
RETURN_FALSE;
}
}
PHP_FUNCTION(ini_restore)
{
pval **varname;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &varname)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(varname);
php_restore_ini_entry((*varname)->value.str.val, (*varname)->value.str.len);
}
PHP_FUNCTION(print_r)
{
pval **expr;
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &expr)==FAILURE) {
WRONG_PARAM_COUNT;
}
zend_print_pval_r(*expr, 0);
RETURN_TRUE;
}
/* This should go back to PHP */
/* {{{ proto int connection_aborted(void)
Returns true if client disconnected */
PHP_FUNCTION(connection_aborted)
{
PLS_FETCH();
RETURN_LONG(PG(connection_status)&PHP_CONNECTION_ABORTED);
}
/* }}} */
/* {{{ proto int connection_timeout(void)
Returns true if script timed out */
PHP_FUNCTION(connection_timeout)
{
PLS_FETCH();
RETURN_LONG(PG(connection_status)&PHP_CONNECTION_TIMEOUT);
}
/* }}} */
/* {{{ proto int connection_status(void)
Returns the connection status bitfield */
PHP_FUNCTION(connection_status)
{
PLS_FETCH();
RETURN_LONG(PG(connection_status));
}
/* }}} */
/* {{{ proto int ignore_user_abort(boolean value)
Set whether we want to ignore a user abort event or not */
PHP_FUNCTION(ignore_user_abort)
{
pval **arg;
int old_setting;
PLS_FETCH();
old_setting = PG(ignore_user_abort);
switch (ARG_COUNT(ht)) {
case 0:
break;
case 1:
if (getParametersEx(1, &arg) == FAILURE) {
RETURN_FALSE;
}
convert_to_boolean_ex(arg);
PG(ignore_user_abort) = (zend_bool) (*arg)->value.lval;
break;
default:
WRONG_PARAM_COUNT;
break;
}
RETURN_LONG(old_setting);
}
/* }}} */
/* {{{ proto bool function_exists(string function_name)
Checks if a given function has been defined */
PHP_FUNCTION(function_exists)
{
pval **fname;
pval *tmp;
char *lcname;
CLS_FETCH();
if (ARG_COUNT(ht)!=1 || getParametersEx(1, &fname)==FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(fname);
lcname = estrdup((*fname)->value.str.val);
zend_str_tolower(lcname, (*fname)->value.str.len);
if (zend_hash_find(CG(function_table), lcname,
(*fname)->value.str.len+1, (void**)&tmp) == FAILURE) {
efree(lcname);
RETURN_FALSE;
} else {
efree(lcname);
RETURN_TRUE;
}
}
/* }}} */
/* {{{ proto bool in_array(mixed needle, array haystack)
Checks if the given value exists in the array */
PHP_FUNCTION(in_array)
{
zval **value, /* value to check for */
**array, /* array to check in */
**entry_ptr, /* pointer to array entry */
*entry, /* actual array entry */
res; /* comparison result */
HashTable *target_hash; /* array hashtable */
if (ARG_COUNT(ht) != 2 || getParametersEx(2, &value, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*value)->type == IS_ARRAY || (*value)->type == IS_OBJECT) {
zend_error(E_WARNING, "Wrong datatype for first argument in call to in_array()");
return;
}
if ((*array)->type != IS_ARRAY) {
zend_error(E_WARNING, "Wrong datatype for second argument in call to in_array()");
return;
}
target_hash = HASH_OF(*array);
zend_hash_internal_pointer_reset(target_hash);
while(zend_hash_get_current_data(target_hash, (void **)&entry_ptr) == SUCCESS) {
entry = *entry_ptr;
is_equal_function(&res, *value, entry);
if (zval_is_true(&res)) {
RETURN_TRUE;
}
zend_hash_move_forward(target_hash);
}
RETURN_FALSE;
}
/* }}} */
/* {{{ int _valid_var_name(char *varname) */
static int _valid_var_name(char *varname)
{
int len, i;
if (!varname)
return 0;
len = strlen(varname);
if (!isalpha((int)varname[0]) && varname[0] != '_')
return 0;
if (len > 1) {
for(i=1; i<len; i++) {
if (!isalnum((int)varname[i]) && varname[i] != '_') {
return 0;
}
}
}
return 1;
}
/* }}} */
/* {{{ proto void extract(array var_array, int extract_type [, string prefix])
Imports variables into symbol table from an array */
PHP_FUNCTION(extract)
{
zval **var_array, **etype, **prefix;
zval **entry_ptr, *entry, *exist;
zval *data;
char *varname, *finalname;
ulong lkey;
int res, extype;
ELS_FETCH();
switch(ARG_COUNT(ht)) {
case 1:
if (getParametersEx(1, &var_array) == FAILURE) {
WRONG_PARAM_COUNT;
}
extype = EXTR_OVERWRITE;
break;
case 2:
if (getParametersEx(2, &var_array, &etype) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(etype);
extype = (*etype)->value.lval;
if (extype > EXTR_SKIP && extype <= EXTR_PREFIX_ALL) {
WRONG_PARAM_COUNT;
}
break;
case 3:
if (getParametersEx(3, &var_array, &etype, &prefix) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(etype);
extype = (*etype)->value.lval;
convert_to_string_ex(prefix);
break;
default:
WRONG_PARAM_COUNT;
break;
}
if (extype < EXTR_OVERWRITE || extype > EXTR_PREFIX_ALL) {
zend_error(E_WARNING, "Wrong argument in call to extract()");
return;
}
if ((*var_array)->type != IS_ARRAY) {
zend_error(E_WARNING, "Wrong datatype in call to extract()");
return;
}
zend_hash_internal_pointer_reset((*var_array)->value.ht);
while(zend_hash_get_current_data((*var_array)->value.ht, (void **)&entry_ptr) == SUCCESS) {
entry = *entry_ptr;
if (zend_hash_get_current_key((*var_array)->value.ht, &varname, &lkey) == HASH_KEY_IS_STRING) {
if (_valid_var_name(varname)) {
finalname = NULL;
res = zend_hash_find(EG(active_symbol_table),
varname, strlen(varname)+1, (void**)&exist);
switch (extype) {
case EXTR_OVERWRITE:
finalname = estrdup(varname);
break;
case EXTR_PREFIX_SAME:
if (res != SUCCESS)
finalname = estrdup(varname);
/* break omitted intentionally */
case EXTR_PREFIX_ALL:
if (!finalname) {
finalname = emalloc(strlen(varname) + (*prefix)->value.str.len + 2);
strcpy(finalname, (*prefix)->value.str.val);
strcat(finalname, "_");
strcat(finalname, varname);
}
break;
default:
if (res != SUCCESS)
finalname = estrdup(varname);
break;
}
if (finalname) {
data = (zval *)emalloc(sizeof(zval));
*data = *entry;
zval_copy_ctor(data);
INIT_PZVAL(data);
zend_hash_update(EG(active_symbol_table), finalname,
strlen(finalname)+1, &data, sizeof(zval *), NULL);
efree(finalname);
}
}
efree(varname);
}
zend_hash_move_forward((*var_array)->value.ht);
}
}
/* }}} */
/* {{{ void _compact_var(HashTable *eg_active_symbol_table, zval *return_value, zval *entry) */
static void _compact_var(HashTable *eg_active_symbol_table, zval *return_value, zval *entry)
{
zval **value_ptr, *value, *data;
if (entry->type == IS_STRING) {
if (zend_hash_find(eg_active_symbol_table, entry->value.str.val,
entry->value.str.len+1, (void **)&value_ptr) != FAILURE) {
value = *value_ptr;
data = (zval *)emalloc(sizeof(zval));
*data = *value;
zval_copy_ctor(data);
INIT_PZVAL(data);
zend_hash_update(return_value->value.ht, entry->value.str.val,
entry->value.str.len+1, &data, sizeof(zval *), NULL);
}
}
else if (entry->type == IS_ARRAY) {
zend_hash_internal_pointer_reset(entry->value.ht);
while(zend_hash_get_current_data(entry->value.ht, (void**)&value_ptr) == SUCCESS) {
value = *value_ptr;
_compact_var(eg_active_symbol_table, return_value, value);
zend_hash_move_forward(entry->value.ht);
}
}
}
/* }}} */
/* {{{ proto array compact(string var_name | array var_names [, ... ])
Creates a hash containing variables and their values */
PHP_FUNCTION(compact)
{
zval ***args; /* function arguments array */
int i;
ELS_FETCH();
args = (zval ***)emalloc(ARG_COUNT(ht) * sizeof(zval **));
if (getParametersArrayEx(ARG_COUNT(ht), args) == FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
array_init(return_value);
for (i=0; i<ARG_COUNT(ht); i++)
{
_compact_var(EG(active_symbol_table), return_value, *args[i]);
}
efree(args);
}
/* }}} */
/* {{{ proto array range(int low, int high)
Create an array containing the range of integers from low to high (inclusive) */
PHP_FUNCTION(range)
{
zval **zlow, **zhigh;
int low, high;
if (ARG_COUNT(ht) != 2 || getParametersEx(2,&zlow,&zhigh) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long_ex(zlow);
convert_to_long_ex(zhigh);
low = (*zlow)->value.lval;
high = (*zhigh)->value.lval;
/* allocate an array for return */
if (array_init(return_value) == FAILURE) {
RETURN_FALSE;
}
for (; low <= high; low++) {
add_next_index_long(return_value, low);
}
}
/* }}} */
static int array_data_shuffle(const void *a, const void*b) {
return (
/* This is just a little messy. */
#ifdef HAVE_LRAND48
lrand48()
#else
#ifdef HAVE_RANDOM
random()
#else
rand()
#endif
#endif
% 2) ? 1 : -1;
}
/* {{{ proto int shuffle(array array_arg)
Randomly shuffle the contents of an array */
PHP_FUNCTION(shuffle)
{
zval **array;
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &array) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*array)->type != IS_ARRAY) {
php_error(E_WARNING, "Wrong datatype in shuffle() call");
return;
}
if (zend_hash_sort((*array)->value.ht, mergesort, array_data_shuffle, 1) == FAILURE) {
return;
}
RETURN_TRUE;
}
/* }}} */
/* HashTable* _phpi_splice(HashTable *in_hash, int offset, int length,
zval ***list, int list_count, HashTable **removed) */
HashTable* _phpi_splice(HashTable *in_hash, int offset, int length,
zval ***list, int list_count, HashTable **removed)
{
HashTable *out_hash = NULL; /* Output hashtable */
int num_in, /* Number of entries in the input hashtable */
pos, /* Current position in the hashtable */
i; /* Loop counter */
Bucket *p; /* Pointer to hash bucket */
zval *entry; /* Hash entry */
/* If input hash doesn't exist, we have nothing to do */
if (!in_hash)
return NULL;
/* Get number of entries in the input hash */
num_in = zend_hash_num_elements(in_hash);
/* Clamp the offset.. */
if (offset > num_in)
offset = num_in;
else if (offset < 0 && (offset=num_in+offset) < 0)
offset = 0;
/* ..and the length */
if (length < 0)
length = num_in-offset+length;
else if(offset+length > num_in)
length = num_in-offset;
/* Create and initialize output hash */
out_hash = (HashTable *)emalloc(sizeof(HashTable));
zend_hash_init(out_hash, 0, NULL, PVAL_PTR_DTOR, 0);
/* Start at the beginning of the input hash and copy
entries to output hash until offset is reached */
for (pos=0, p=in_hash->pListHead; pos<offset && p ; pos++, p=p->pListNext) {
/* Get entry and increase reference count */
entry = *((zval **)p->pData);
entry->refcount++;
/* Update output hash depending on key type */
if (p->nKeyLength)
zend_hash_update(out_hash, p->arKey, p->nKeyLength, &entry, sizeof(zval *), NULL);
else
zend_hash_next_index_insert(out_hash, &entry, sizeof(zval *), NULL);
}
/* If hash for removed entries exists, go until offset+length
and copy the entries to it */
if (removed != NULL) {
for( ; pos<offset+length && p; pos++, p=p->pListNext) {
entry = *((zval **)p->pData);
entry->refcount++;
if (p->nKeyLength)
zend_hash_update(*removed, p->arKey, p->nKeyLength, &entry, sizeof(zval *), NULL);
else
zend_hash_next_index_insert(*removed, &entry, sizeof(zval *), NULL);
}
} else /* otherwise just skip those entries */
for( ; pos<offset+length && p; pos++, p=p->pListNext);
/* If there are entries to insert.. */
if (list != NULL) {
/* ..for each one, create a new zval, copy entry into it
and copy it into the output hash */
for (i=0; i<list_count; i++) {
entry = *list[i];
entry->refcount++;
zend_hash_next_index_insert(out_hash, &entry, sizeof(zval *), NULL);
}
}
/* Copy the remaining input hash entries to the output hash */
for ( ; p ; p=p->pListNext) {
entry = *((zval **)p->pData);
entry->refcount++;
if (p->nKeyLength)
zend_hash_update(out_hash, p->arKey, p->nKeyLength, &entry, sizeof(zval *), NULL);
else
zend_hash_next_index_insert(out_hash, &entry, sizeof(zval *), NULL);
}
zend_hash_internal_pointer_reset(out_hash);
return out_hash;
}
/* }}} */
/* {{{ proto int array_push(array stack, mixed var [, ...])
Pushes elements onto the end of the array */
PHP_FUNCTION(array_push)
{
zval ***args, /* Function arguments array */
*stack, /* Input array */
*new_var; /* Variable to be pushed */
int i, /* Loop counter */
argc; /* Number of function arguments */
/* Get the argument count and check it */
argc = ARG_COUNT(ht);
if (argc < 2) {
WRONG_PARAM_COUNT;
}
/* Allocate arguments array and get the arguments, checking for errors. */
args = (zval ***)emalloc(argc * sizeof(zval **));
if (getParametersArrayEx(argc, args) == FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
/* Get first argument and check that it's an array */
stack = *args[0];
if (stack->type != IS_ARRAY) {
zend_error(E_WARNING, "First argument to array_push() needs to be an array");
RETURN_FALSE;
}
/* For each subsequent argument, make it a reference, increase refcount,
and add it to the end of the array */
for (i=1; i<argc; i++) {
new_var = *args[i];
new_var->refcount++;
zend_hash_next_index_insert(stack->value.ht, &new_var, sizeof(zval *), NULL);
}
/* Clean up and return the number of values in the stack */
efree(args);
RETVAL_LONG(zend_hash_num_elements(stack->value.ht));
}
/* }}} */
/* {{{ void _phpi_pop(INTERNAL_FUNCTION_PARAMETERS, int which_end) */
static void _phpi_pop(INTERNAL_FUNCTION_PARAMETERS, int off_the_end)
{
zval **stack, /* Input stack */
**val; /* Value to be popped */
HashTable *new_hash; /* New stack */
/* Get the arguments and do error-checking */
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &stack) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*stack)->type != IS_ARRAY) {
zend_error(E_WARNING, "The argument needs to be an array");
return;
}
if (zend_hash_num_elements((*stack)->value.ht) == 0) {
return;
}
/* Get the first or last value and copy it into the return value */
if (off_the_end)
zend_hash_internal_pointer_end((*stack)->value.ht);
else
zend_hash_internal_pointer_reset((*stack)->value.ht);
zend_hash_get_current_data((*stack)->value.ht, (void **)&val);
*return_value = **val;
zval_copy_ctor(return_value);
INIT_PZVAL(return_value);
/* Delete the first or last value */
new_hash = _phpi_splice((*stack)->value.ht, (off_the_end) ? -1 : 0, 1, NULL, 0, NULL);
zend_hash_destroy((*stack)->value.ht);
efree((*stack)->value.ht);
(*stack)->value.ht = new_hash;
}
/* }}} */
/* {{{ proto mixed array_pop(array stack)
Pops an element off the end of the array */
PHP_FUNCTION(array_pop)
{
_phpi_pop(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ proto mixed array_shift(array stack)
Pops an element off the beginning of the array */
PHP_FUNCTION(array_shift)
{
_phpi_pop(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ proto int array_unshift(array stack, mixed var [, ...])
Pushes elements onto the beginning of the array */
PHP_FUNCTION(array_unshift)
{
zval ***args, /* Function arguments array */
*stack; /* Input stack */
HashTable *new_hash; /* New hashtable for the stack */
int argc; /* Number of function arguments */
/* Get the argument count and check it */
argc = ARG_COUNT(ht);
if (argc < 2) {
WRONG_PARAM_COUNT;
}
/* Allocate arguments array and get the arguments, checking for errors. */
args = (zval ***)emalloc(argc * sizeof(zval **));
if (getParametersArrayEx(argc, args) == FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
/* Get first argument and check that it's an array */
stack = *args[0];
if (stack->type != IS_ARRAY) {
zend_error(E_WARNING, "First argument to array_unshift() needs to be an array");
RETURN_FALSE;
}
/* Use splice to insert the elements at the beginning. Destroy old
hashtable and replace it with new one */
new_hash = _phpi_splice(stack->value.ht, 0, 0, &args[1], argc-1, NULL);
zend_hash_destroy(stack->value.ht);
efree(stack->value.ht);
stack->value.ht = new_hash;
/* Clean up and return the number of elements in the stack */
efree(args);
RETVAL_LONG(zend_hash_num_elements(stack->value.ht));
}
/* }}} */
/* {{{ proto array array_splice(array input, int offset [, int length [, array replacement]])
Removes the elements designated by offset and length and replace them with
supplied array */
PHP_FUNCTION(array_splice)
{
zval ***args, /* Function arguments array */
*array, /* Input array */
***repl = NULL; /* Replacement elements */
HashTable *new_hash = NULL; /* Output array's hash */
Bucket *p; /* Bucket used for traversing hash */
int argc, /* Number of function arguments */
i,
offset,
length,
repl_num = 0; /* Number of replacement elements */
/* Get the argument count and check it */
argc = ARG_COUNT(ht);
if (argc < 2 || argc > 4) {
WRONG_PARAM_COUNT;
}
/* Allocate arguments array and get the arguments, checking for errors. */
args = (zval ***)emalloc(argc * sizeof(zval **));
if (getParametersArrayEx(argc, args) == FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
/* Get first argument and check that it's an array */
array = *args[0];
if (array->type != IS_ARRAY) {
zend_error(E_WARNING, "First argument to array_splice() should be an array");
efree(args);
return;
}
/* Get the next two arguments. If length is omitted,
it's assumed to be until the end of the array */
convert_to_long_ex(args[1]);
offset = (*args[1])->value.lval;
if (argc > 2) {
convert_to_long_ex(args[2]);
length = (*args[2])->value.lval;
} else
length = zend_hash_num_elements(array->value.ht);
if (argc == 4) {
/* Make sure the last argument, if passed, is an array */
convert_to_array_ex(args[3]);
/* Create the array of replacement elements */
repl_num = zend_hash_num_elements((*args[3])->value.ht);
repl = (zval ***)emalloc(repl_num * sizeof(zval **));
for (p=(*args[3])->value.ht->pListHead, i=0; p; p=p->pListNext, i++) {
repl[i] = ((zval **)p->pData);
}
}
/* Initialize return value */
array_init(return_value);
/* Perform splice */
new_hash = _phpi_splice(array->value.ht, offset, length,
repl, repl_num,
&return_value->value.ht);
/* Replace input array's hashtable with the new one */
zend_hash_destroy(array->value.ht);
efree(array->value.ht);
array->value.ht = new_hash;
/* Clean up */
if (argc == 4)
efree(repl);
efree(args);
}
/* }}} */
/* {{{ proto array array_slice(array input, int offset [, int length])
Returns elements specified by offset and length */
PHP_FUNCTION(array_slice)
{
zval **input, /* Input array */
**offset, /* Offset to get elements from */
**length, /* How many elements to get */
**entry; /* An array entry */
int offset_val, /* Value of the offset argument */
length_val, /* Value of the length argument */
num_in, /* Number of elements in the input array */
pos, /* Current position in the array */
argc; /* Number of function arguments */
char *string_key;
ulong num_key;
/* Get the arguments and do error-checking */
argc = ARG_COUNT(ht);
if (argc < 2 || argc > 3 || getParametersEx(argc, &input, &offset, &length)) {
WRONG_PARAM_COUNT;
}
if ((*input)->type != IS_ARRAY) {
zend_error(E_WARNING, "First argument to array_slice() should be an array");
return;
}
/* Make sure offset and length are integers and assume
we want all entries from offset to the end if length
is not passed */
convert_to_long_ex(offset);
offset_val = (*offset)->value.lval;
if (argc == 3) {
convert_to_long_ex(length);
length_val = (*length)->value.lval;
} else
length_val = zend_hash_num_elements((*input)->value.ht);
/* Initialize returned array */
array_init(return_value);
/* Get number of entries in the input hash */
num_in = zend_hash_num_elements((*input)->value.ht);
/* Clamp the offset.. */
if (offset_val > num_in)
return;
else if (offset_val < 0 && (offset_val=num_in+offset_val) < 0)
offset_val = 0;
/* ..and the length */
if (length_val < 0)
length_val = num_in-offset_val+length_val;
else if(offset_val+length_val > num_in)
length_val = num_in-offset_val;
if (length_val == 0)
return;
/* Start at the beginning and go until we hit offset */
pos = 0;
zend_hash_internal_pointer_reset((*input)->value.ht);
while(pos < offset_val &&
zend_hash_get_current_data((*input)->value.ht, (void **)&entry) == SUCCESS) {
pos++;
zend_hash_move_forward((*input)->value.ht);
}
/* Copy elements from input array to the one that's returned */
while(pos < offset_val+length_val &&
zend_hash_get_current_data((*input)->value.ht, (void **)&entry) == SUCCESS) {
(*entry)->refcount++;
switch (zend_hash_get_current_key((*input)->value.ht, &string_key, &num_key)) {
case HASH_KEY_IS_STRING:
zend_hash_update(return_value->value.ht, string_key, strlen(string_key)+1,
entry, sizeof(zval *), NULL);
efree(string_key);
break;
case HASH_KEY_IS_LONG:
zend_hash_next_index_insert(return_value->value.ht,
entry, sizeof(zval *), NULL);
break;
}
pos++;
zend_hash_move_forward((*input)->value.ht);
}
}
/* }}} */
/* {{{ proto array array_merge(array arr1, array arr2 [, ...])
Merges elements from passed arrays into one array */
PHP_FUNCTION(array_merge)
{
zval ***args = NULL,
**entry;
HashTable *hash;
int argc,
i;
char *string_key;
ulong num_key;
/* Get the argument count and check it */
argc = ARG_COUNT(ht);
if (argc < 2) {
WRONG_PARAM_COUNT;
}
/* Allocate arguments array and get the arguments, checking for errors. */
args = (zval ***)emalloc(argc * sizeof(zval **));
if (getParametersArrayEx(argc, args) == FAILURE) {
efree(args);
WRONG_PARAM_COUNT;
}
array_init(return_value);
for (i=0; i<argc; i++) {
if ((*args[i])->type != IS_ARRAY) {
zend_error(E_WARNING, "Skipping argument #%d to array_merge(), since it's not an array", i+1);
continue;
}
hash = (*args[i])->value.ht;
zend_hash_internal_pointer_reset(hash);
while(zend_hash_get_current_data(hash, (void **)&entry) == SUCCESS) {
(*entry)->refcount++;
switch (zend_hash_get_current_key(hash, &string_key, &num_key)) {
case HASH_KEY_IS_STRING:
zend_hash_update(return_value->value.ht, string_key, strlen(string_key)+1,
entry, sizeof(zval *), NULL);
efree(string_key);
break;
case HASH_KEY_IS_LONG:
zend_hash_next_index_insert(return_value->value.ht,
entry, sizeof(zval *), NULL);
break;
}
zend_hash_move_forward(hash);
}
}
efree(args);
}
/* }}} */
/* {{{ proto array array_keys(array input [, mixed search_value])
Return just the keys from the input array, optionally only
for the specified search_value */
PHP_FUNCTION(array_keys)
{
zval **input, /* Input array */
**search_value, /* Value to search for */
**entry, /* An entry in the input array */
res, /* Result of comparison */
*new_val; /* New value */
int add_key; /* Flag to indicate whether a key should be added */
char *string_key; /* String key */
ulong num_key; /* Numeric key */
search_value = NULL;
/* Get arguments and do error-checking */
if (ARG_COUNT(ht) < 1 || ARG_COUNT(ht) > 2 ||
getParametersEx(ARG_COUNT(ht), &input, &search_value) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*input)->type != IS_ARRAY) {
zend_error(E_WARNING, "First argument to array_keys() should be an array");
return;
}
/* Initialize return array */
array_init(return_value);
add_key = 1;
/* Go through input array and add keys to the return array */
zend_hash_internal_pointer_reset((*input)->value.ht);
while(zend_hash_get_current_data((*input)->value.ht, (void **)&entry) == SUCCESS) {
if (search_value != NULL) {
is_equal_function(&res, *search_value, *entry);
add_key = zval_is_true(&res);
}
if (add_key) {
MAKE_STD_ZVAL(new_val);
switch (zend_hash_get_current_key((*input)->value.ht, &string_key, &num_key)) {
case HASH_KEY_IS_STRING:
new_val->type = IS_STRING;
new_val->value.str.val = string_key;
new_val->value.str.len = strlen(string_key);
zend_hash_next_index_insert(return_value->value.ht, &new_val,
sizeof(zval *), NULL);
break;
case HASH_KEY_IS_LONG:
new_val->type = IS_LONG;
new_val->value.lval = num_key;
zend_hash_next_index_insert(return_value->value.ht, &new_val,
sizeof(zval *), NULL);
break;
}
}
zend_hash_move_forward((*input)->value.ht);
}
}
/* }}} */
/* {{{ proto array array_values(array input)
Return just the values from the input array */
PHP_FUNCTION(array_values)
{
zval **input, /* Input array */
**entry; /* An entry in the input array */
/* Get arguments and do error-checking */
if (ARG_COUNT(ht) != 1 || getParametersEx(ARG_COUNT(ht), &input) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*input)->type != IS_ARRAY) {
zend_error(E_WARNING, "Argument to array_values() should be an array");
return;
}
/* Initialize return array */
array_init(return_value);
/* Go through input array and add values to the return array */
zend_hash_internal_pointer_reset((*input)->value.ht);
while(zend_hash_get_current_data((*input)->value.ht, (void **)&entry) == SUCCESS) {
(*entry)->refcount++;
zend_hash_next_index_insert(return_value->value.ht, entry,
sizeof(zval *), NULL);
zend_hash_move_forward((*input)->value.ht);
}
}
/* }}} */
/* {{{ proto array array_count_values(array input)
Return the value as key and the frequency of that value in <input> as value */
PHP_FUNCTION(array_count_values)
{
zval **input, /* Input array */
**entry; /* An entry in the input array */
zval **tmp;
HashTable *myht;
/* Get arguments and do error-checking */
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &input) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*input)->type != IS_ARRAY) {
zend_error(E_WARNING, "Argument to array_count_values() should be an array");
return;
}
/* Initialize return array */
array_init(return_value);
/* Go through input array and add values to the return array */
myht = (*input)->value.ht;
zend_hash_internal_pointer_reset(myht);
while (zend_hash_get_current_data(myht, (void **)&entry) == SUCCESS) {
if ((*entry)->type == IS_LONG) {
if (zend_hash_index_find(return_value->value.ht,
(*entry)->value.lval,
(void**)&tmp) == FAILURE) {
zval *data;
MAKE_STD_ZVAL(data);
data->type = IS_LONG;
data->value.lval = 1;
zend_hash_index_update(return_value->value.ht,(*entry)->value.lval, &data, sizeof(data), NULL);
} else {
(*tmp)->value.lval++;
}
} else if ((*entry)->type == IS_STRING) {
if (zend_hash_find(return_value->value.ht,
(*entry)->value.str.val,
(*entry)->value.str.len+1,
(void**)&tmp) == FAILURE) {
zval *data;
MAKE_STD_ZVAL(data);
data->type = IS_LONG;
data->value.lval = 1;
zend_hash_update(return_value->value.ht,(*entry)->value.str.val,(*entry)->value.str.len + 1, &data, sizeof(data), NULL);
} else {
(*tmp)->value.lval++;
}
} else {
zend_error(E_WARNING, "Can only count STRING and INTEGER values!");
}
zend_hash_move_forward(myht);
}
}
/* }}} */
/* {{{ proto array array_reverse(array input)
Return input as a new array with the order of the entries reversed */
PHP_FUNCTION(array_reverse)
{
zval **input, /* Input array */
**entry; /* An entry in the input array */
char *string_key;
ulong num_key;
/* Get arguments and do error-checking */
if (ARG_COUNT(ht) != 1 || getParametersEx(1, &input) == FAILURE) {
WRONG_PARAM_COUNT;
}
if ((*input)->type != IS_ARRAY) {
zend_error(E_WARNING, "Argument to array_reverse() should be an array");
return;
}
/* Initialize return array */
array_init(return_value);
zend_hash_internal_pointer_end((*input)->value.ht);
while(zend_hash_get_current_data((*input)->value.ht, (void **)&entry) == SUCCESS) {
(*entry)->refcount++;
switch (zend_hash_get_current_key((*input)->value.ht, &string_key, &num_key)) {
case HASH_KEY_IS_STRING:
zend_hash_update(return_value->value.ht, string_key, strlen(string_key)+1,
entry, sizeof(zval *), NULL);
efree(string_key);
break;
case HASH_KEY_IS_LONG:
zend_hash_next_index_insert(return_value->value.ht,
entry, sizeof(zval *), NULL);
break;
}
zend_hash_move_backwards((*input)->value.ht);
}
}
/* }}} */
/* {{{ proto array array_map(array input, string value_exp [, string key_exp] */
PHP_FUNCTION(array_map)
{
zval **input;
zval **value_exp;
zval **key_exp = NULL;
int argc;
argc = ARG_COUNT(ht);
if (argc < 2 || argc > 3 || getParametersEx(ht, &input, &value_exp, &key_exp) == FAILURE) {
WRONG_PARAM_COUNT;
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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