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Make array.c thread-safe
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parent
fce775e8a3
commit
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@ -36,13 +36,13 @@
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#include "zend_globals.h"
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#include "php_globals.h"
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#include "php_array.h"
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#include "basic_functions.h"
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#define EXTR_OVERWRITE 0
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#define EXTR_SKIP 1
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#define EXTR_PREFIX_SAME 2
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#define EXTR_PREFIX_ALL 3
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static zval **user_compare_func_name;
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static unsigned char all_args_force_ref[] = { 1, BYREF_FORCE_REST };
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function_entry array_functions[] = {
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@ -97,7 +97,7 @@ zend_module_entry array_module_entry = {
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array_functions, /* function list */
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PHP_MINIT(array), /* process startup */
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NULL, /* process shutdown */
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PHP_RINIT(array), /* request startup */
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NULL, /* request startup */
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NULL, /* request shutdown */
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NULL, /* extension info */
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STANDARD_MODULE_PROPERTIES
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@ -115,12 +115,6 @@ PHP_MINIT_FUNCTION(array)
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return SUCCESS;
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}
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PHP_RINIT_FUNCTION(array)
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{
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user_compare_func_name=NULL;
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return SUCCESS;
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}
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static int array_key_compare(const void *a, const void *b)
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{
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Bucket *f;
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@ -372,6 +366,7 @@ static int array_user_compare(const void *a, const void *b)
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pval **args[2];
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pval retval;
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CLS_FETCH();
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BLS_FETCH();
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f = *((Bucket **) a);
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s = *((Bucket **) b);
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@ -379,7 +374,7 @@ static int array_user_compare(const void *a, const void *b)
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args[0] = (pval **) f->pData;
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args[1] = (pval **) s->pData;
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if (call_user_function_ex(CG(function_table), NULL, *user_compare_func_name, &retval, 2, args, 0)==SUCCESS) {
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if (call_user_function_ex(CG(function_table), NULL, *BG(user_compare_func_name), &retval, 2, args, 0)==SUCCESS) {
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convert_to_long(&retval);
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return retval.value.lval;
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} else {
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@ -393,24 +388,25 @@ PHP_FUNCTION(usort)
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pval **array;
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pval **old_compare_func;
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HashTable *target_hash;
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BLS_FETCH();
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old_compare_func = user_compare_func_name;
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
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user_compare_func_name = old_compare_func;
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old_compare_func = BG(user_compare_func_name);
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &BG(user_compare_func_name)) == FAILURE) {
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BG(user_compare_func_name) = old_compare_func;
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WRONG_PARAM_COUNT;
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}
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target_hash = HASH_OF(*array);
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if (!target_hash) {
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php_error(E_WARNING, "Wrong datatype in usort() call");
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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convert_to_string_ex(user_compare_func_name);
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convert_to_string_ex(BG(user_compare_func_name));
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if (zend_hash_sort(target_hash, qsort, array_user_compare, 1) == FAILURE) {
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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RETURN_TRUE;
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}
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@ -419,24 +415,25 @@ PHP_FUNCTION(uasort)
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pval **array;
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pval **old_compare_func;
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HashTable *target_hash;
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BLS_FETCH();
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old_compare_func = user_compare_func_name;
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
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user_compare_func_name = old_compare_func;
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old_compare_func = BG(user_compare_func_name);
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &BG(user_compare_func_name)) == FAILURE) {
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BG(user_compare_func_name) = old_compare_func;
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WRONG_PARAM_COUNT;
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}
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target_hash = HASH_OF(*array);
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if (!target_hash) {
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php_error(E_WARNING, "Wrong datatype in uasort() call");
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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convert_to_string_ex(user_compare_func_name);
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convert_to_string_ex(BG(user_compare_func_name));
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if (zend_hash_sort(target_hash, qsort, array_user_compare, 0) == FAILURE) {
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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RETURN_TRUE;
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}
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@ -450,6 +447,7 @@ static int array_user_key_compare(const void *a, const void *b)
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pval retval;
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int status;
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CLS_FETCH();
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BLS_FETCH();
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args[0] = &key1;
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args[1] = &key2;
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@ -476,7 +474,7 @@ static int array_user_key_compare(const void *a, const void *b)
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key2.type = IS_LONG;
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}
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status = call_user_function(CG(function_table), NULL, *user_compare_func_name, &retval, 2, args);
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status = call_user_function(CG(function_table), NULL, *BG(user_compare_func_name), &retval, 2, args);
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zval_dtor(&key1);
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zval_dtor(&key2);
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@ -495,24 +493,25 @@ PHP_FUNCTION(uksort)
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pval **array;
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pval **old_compare_func;
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HashTable *target_hash;
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BLS_FETCH();
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old_compare_func = user_compare_func_name;
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &user_compare_func_name) == FAILURE) {
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user_compare_func_name = old_compare_func;
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old_compare_func = BG(user_compare_func_name);
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if (ARG_COUNT(ht) != 2 || getParametersEx(2, &array, &BG(user_compare_func_name)) == FAILURE) {
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BG(user_compare_func_name) = old_compare_func;
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WRONG_PARAM_COUNT;
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}
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target_hash = HASH_OF(*array);
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if (!target_hash) {
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php_error(E_WARNING, "Wrong datatype in uksort() call");
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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convert_to_string_ex(user_compare_func_name);
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convert_to_string_ex(BG(user_compare_func_name));
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if (zend_hash_sort(target_hash, qsort, array_user_key_compare, 0) == FAILURE) {
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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return;
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}
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user_compare_func_name = old_compare_func;
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BG(user_compare_func_name) = old_compare_func;
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RETURN_TRUE;
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}
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@ -770,8 +769,6 @@ PHP_FUNCTION(max)
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}
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}
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static zval **php_array_walk_func_name;
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static int php_array_walk(HashTable *target_hash, zval **userdata)
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{
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zval **args[3], /* Arguments to userland function */
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@ -780,6 +777,7 @@ static int php_array_walk(HashTable *target_hash, zval **userdata)
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char *string_key;
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ulong num_key;
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CLS_FETCH();
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BLS_FETCH();
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/* Allocate space for key */
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MAKE_STD_ZVAL(key);
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@ -801,7 +799,7 @@ static int php_array_walk(HashTable *target_hash, zval **userdata)
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}
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/* Call the userland function */
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call_user_function_ex(CG(function_table), NULL, *php_array_walk_func_name,
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call_user_function_ex(CG(function_table), NULL, *BG(array_walk_func_name),
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&retval, userdata ? 3 : 2, args, 0);
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/* Clean up the key */
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@ -823,23 +821,24 @@ PHP_FUNCTION(array_walk) {
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**userdata = NULL,
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**old_walk_func_name;
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HashTable *target_hash;
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BLS_FETCH();
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argc = ARG_COUNT(ht);
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old_walk_func_name = php_array_walk_func_name;
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old_walk_func_name = BG(array_walk_func_name);
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if (argc < 2 || argc > 3 ||
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getParametersEx(argc, &array, &php_array_walk_func_name, &userdata) == FAILURE) {
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php_array_walk_func_name = old_walk_func_name;
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getParametersEx(argc, &array, &BG(array_walk_func_name), &userdata) == FAILURE) {
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BG(array_walk_func_name) = old_walk_func_name;
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WRONG_PARAM_COUNT;
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}
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target_hash = HASH_OF(*array);
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if (!target_hash) {
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php_error(E_WARNING, "Wrong datatype in array_walk() call");
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php_array_walk_func_name = old_walk_func_name;
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BG(array_walk_func_name) = old_walk_func_name;
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return;
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}
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convert_to_string_ex(php_array_walk_func_name);
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convert_to_string_ex(BG(array_walk_func_name));
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php_array_walk(target_hash, userdata);
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php_array_walk_func_name = old_walk_func_name;
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BG(array_walk_func_name) = old_walk_func_name;
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RETURN_TRUE;
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}
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@ -394,6 +394,8 @@ PHP_RINIT_FUNCTION(basic)
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BG(strtok_string) = NULL;
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BG(locale_string) = NULL;
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BG(user_compare_func_name) = NULL;
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BG(array_walk_func_name) = NULL;
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#ifdef HAVE_PUTENV
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if (zend_hash_init(&BG(putenv_ht), 1, NULL, (int (*)(void *)) _php3_putenv_destructor, 0) == FAILURE) {
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return FAILURE;
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@ -111,6 +111,8 @@ typedef struct {
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char *strtok_pos1;
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char *strtok_pos2;
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char str_ebuf[40];
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zval **array_walk_func_name;
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zval **user_compare_func_name;
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} php_basic_globals;
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#ifdef ZTS
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@ -120,6 +122,7 @@ typedef struct {
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#define BLS_CC , BLS_C
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#define BG(v) (basic_globals->v)
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#define BLS_FETCH() php_basic_globals *basic_globals = ts_resource(basic_globals_id)
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extern int basic_globals_id;
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#else
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#define BLS_D
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#define BLS_DC
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@ -127,6 +130,7 @@ typedef struct {
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#define BLS_CC
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#define BG(v) (basic_globals.v)
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#define BLS_FETCH()
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extern php_basic_globals basic_globals;
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#endif
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#if HAVE_PUTENV
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@ -149,9 +149,9 @@ int lookup_hostname(const char *addr, struct in_addr *in)
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int _php3_is_persistent_sock(int sock)
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{
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char *key;
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PLS_FETCH();
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FLS_FETCH();
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if (zend_hash_find(&PG(ht_fsock_socks), (char *) &sock, sizeof(sock),
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if (zend_hash_find(&FG(ht_fsock_socks), (char *) &sock, sizeof(sock),
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(void **) &key) == SUCCESS) {
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return 1;
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}
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@ -245,7 +245,7 @@ static void _php3_fsockopen(INTERNAL_FUNCTION_PARAMETERS, int persistent) {
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unsigned short portno;
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unsigned long conv;
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char *key = NULL;
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PLS_FETCH();
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FLS_FETCH();
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if (arg_count > 5 || arg_count < 2 || getParametersArray(ht,arg_count,args)==FAILURE) {
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FREE_SOCK;
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@ -282,7 +282,7 @@ static void _php3_fsockopen(INTERNAL_FUNCTION_PARAMETERS, int persistent) {
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key = emalloc(args[0]->value.str.len + 10);
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sprintf(key, "%s:%d", args[0]->value.str.val, portno);
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if (persistent && zend_hash_find(&PG(ht_fsock_keys), key, strlen(key) + 1,
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if (persistent && zend_hash_find(&FG(ht_fsock_keys), key, strlen(key) + 1,
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(void *) &sockp) == SUCCESS) {
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FREE_SOCK;
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*sock = *sockp;
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@ -358,9 +358,9 @@ static void _php3_fsockopen(INTERNAL_FUNCTION_PARAMETERS, int persistent) {
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*sock=socketd;
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if (persistent) {
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zend_hash_update(&PG(ht_fsock_keys), key, strlen(key) + 1,
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zend_hash_update(&FG(ht_fsock_keys), key, strlen(key) + 1,
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sock, sizeof(*sock), NULL);
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zend_hash_update(&PG(ht_fsock_socks), (char *) sock, sizeof(*sock),
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zend_hash_update(&FG(ht_fsock_socks), (char *) sock, sizeof(*sock),
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key, strlen(key) + 1, NULL);
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}
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if(key) efree(key);
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#include "zend_execute.h"
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#include "php_globals.h"
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#ifdef ZTS
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extern int basic_globals_id;
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#else
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extern php_basic_globals basic_globals;
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#endif
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/* this is read-only, so it's ok */
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static char hexconvtab[] = "0123456789abcdef";
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