git.m6w6.name Git - m6w6/ext-pq/blob - src/php_pq_object.c

   1 /*
   2     +--------------------------------------------------------------------+
   3     | PECL :: pq                                                         |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted provided that the conditions mentioned |
   7     | in the accompanying LICENSE file are met.                          |
   8     +--------------------------------------------------------------------+
   9     | Copyright (c) 2013, Michael Wallner <mike@php.net>                 |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 #ifdef HAVE_CONFIG_H
  14 #       include "config.h"
  15 #endif
  16
  17 #include <php.h>
  18
  19 #include "php_pq_object.h"
  20
  21 void *php_pq_object_create(zend_class_entry *ce, void *intern, size_t obj_size, zend_object_handlers *oh, HashTable *ph)
  22 {
  23         php_pq_object_t *o = ecalloc(1, obj_size + zend_object_properties_size(ce));
  24
  25         zend_object_std_init(&o->zo, ce);
  26         object_properties_init(&o->zo, ce);
  27         o->zo.handlers = oh;
  28         o->intern = intern;
  29         o->prophandler = ph;
  30
  31         zend_hash_init(&o->gc, 0, NULL, NULL, 0);
  32
  33         return o;
  34 }
  35
  36 void php_pq_object_dtor(zend_object *o)
  37 {
  38         php_pq_object_t *obj = PHP_PQ_OBJ(NULL, o);
  39
  40         zend_hash_destroy(&obj->gc);
  41         zend_object_std_dtor(o);
  42 }
  43
  44 void php_pq_object_to_zval(void *o, zval *zv)
  45 {
  46         php_pq_object_t *obj = o;
  47
  48         ZVAL_OBJ(zv, &obj->zo);
  49         Z_ADDREF_P(zv);
  50 }
  51
  52 void php_pq_object_to_zval_no_addref(void *o, zval *zv)
  53 {
  54         php_pq_object_t *obj = o;
  55
  56         ZVAL_OBJ(zv, &obj->zo);
  57 }
  58
  59 void php_pq_object_addref(void *o)
  60 {
  61         php_pq_object_t *obj = o;
  62 #ifdef GC_ADDREF
  63         GC_ADDREF(&obj->zo);
  64 #else
  65         ++GC_REFCOUNT(&obj->zo);
  66 #endif
  67 }
  68
  69 void php_pq_object_delref(void *o)
  70 {
  71         php_pq_object_t *obj = o;
  72         zval tmp;
  73
  74         /* this should gc immediately */
  75         ZVAL_OBJ(&tmp, &obj->zo);
  76         zval_ptr_dtor(&tmp);
  77 }
  78
  79 struct apply_pi_to_ht_arg {
  80         HashTable *ht;
  81         php_pq_object_t *pq_obj;
  82         unsigned gc:1;
  83 };
  84
  85 static int apply_pi_to_ht(zval *p, void *a)
  86 {
  87         zend_property_info *pi = Z_PTR_P(p);
  88         struct apply_pi_to_ht_arg *arg = a;
  89
  90         if (arg->gc) {
  91                 php_pq_object_prophandler_t *handler;
  92
  93                 if ((handler = zend_hash_find_ptr(arg->pq_obj->prophandler, pi->name)) && handler->gc) {
  94                         zval member, return_value;
  95
  96                         ZVAL_STR(&member, pi->name);
  97                         ZVAL_ARR(&return_value, arg->ht);
  98                         handler->gc(arg->pq_obj, &return_value);
  99                 }
 100         } else {
 101                 zval tmp_prop, *property = NULL;
 102
 103                 property = php_pq_object_read_prop_80(&arg->pq_obj->zo, pi->name, BP_VAR_R, NULL, &tmp_prop);
 104                 zend_hash_update(arg->ht, pi->name, property);
 105         }
 106
 107         return ZEND_HASH_APPLY_KEEP;
 108 }
 109
 110 HashTable *php_pq_object_debug_info_80(zend_object *object, int *temp)
 111 {
 112         struct apply_pi_to_ht_arg arg = {NULL};
 113
 114         *temp = 1;
 115         ALLOC_HASHTABLE(arg.ht);
 116         ZEND_INIT_SYMTABLE(arg.ht);
 117
 118         arg.pq_obj = PHP_PQ_OBJ(NULL, object);
 119         arg.gc = 0;
 120
 121         zend_hash_apply_with_argument(&arg.pq_obj->zo.ce->properties_info, apply_pi_to_ht, &arg);
 122
 123         return arg.ht;
 124 }
 125 HashTable *php_pq_object_debug_info_70(zval *object, int *temp)
 126 {
 127         return php_pq_object_debug_info_80(Z_OBJ_P(object), temp);
 128 }
 129
 130 HashTable *php_pq_object_properties_80(zend_object *object)
 131 {
 132         struct apply_pi_to_ht_arg arg = {NULL};
 133
 134         arg.ht = zend_get_std_object_handlers()->get_properties(object);
 135         arg.pq_obj = PHP_PQ_OBJ(NULL, object);
 136         arg.gc = 0;
 137
 138         zend_hash_apply_with_argument(&arg.pq_obj->zo.ce->properties_info, apply_pi_to_ht, &arg);
 139
 140         return arg.ht;
 141
 142 }
 143 HashTable *php_pq_object_properties_70(zval *object)
 144 {
 145         return php_pq_object_properties_80(Z_OBJ_P(object));
 146 }
 147
 148 HashTable *php_pq_object_get_gc_80(zend_object *object, zval **table, int *n)
 149 {
 150         struct apply_pi_to_ht_arg arg = {NULL};
 151
 152         arg.pq_obj = PHP_PQ_OBJ(NULL, object);
 153         arg.ht = &arg.pq_obj->gc;
 154         arg.gc = 1;
 155
 156         zend_hash_clean(arg.ht);
 157         zend_hash_copy(arg.ht, zend_std_get_properties(object), NULL);
 158         zend_hash_apply_with_argument(&arg.pq_obj->zo.ce->properties_info, apply_pi_to_ht, &arg);
 159
 160         *table = NULL;
 161         *n = 0;
 162
 163         return arg.ht;
 164 }
 165 HashTable *php_pq_object_get_gc_70(zval *object, zval **table, int *n)
 166 {
 167         return php_pq_object_get_gc_80(Z_OBJ_P(object), table, n);
 168 }
 169
 170 zend_class_entry *ancestor(zend_class_entry *ce)
 171 {
 172         while (ce->parent) {
 173                 ce = ce->parent;
 174         }
 175         return ce;
 176 }
 177
 178 zval *php_pq_object_read_prop_80(zend_object *object, zend_string *member, int type, void **cache_slot, zval *tmp)
 179 {
 180         php_pq_object_t *obj = PHP_PQ_OBJ(NULL, object);
 181         php_pq_object_prophandler_t *handler;
 182         zval *return_value = NULL;
 183
 184         return_value = zend_get_std_object_handlers()->read_property(object, member, type, cache_slot, tmp);
 185
 186         if (!obj->intern) {
 187                 php_error(E_RECOVERABLE_ERROR, "%s not initialized", ancestor(obj->zo.ce)->name->val);
 188         } else if (!(handler = zend_hash_find_ptr(obj->prophandler, member)) || !handler->read) {
 189                 /* default handler */
 190         } else if (type != BP_VAR_R) {
 191                 php_error(E_WARNING, "Cannot access %s properties by reference or array key/index", ancestor(obj->zo.ce)->name->val);
 192         } else {
 193                 handler->read(obj, tmp);
 194                 zend_get_std_object_handlers()->write_property(object, member, tmp, cache_slot);
 195                 return_value = tmp;
 196
 197                 if (cache_slot) {
 198                         *cache_slot = NULL;
 199                 }
 200         }
 201
 202         return return_value;
 203 }
 204 zval *php_pq_object_read_prop_74(zval *object, zval *member, int type, void **cache_slot, zval *tmp)
 205 {
 206         zend_string *member_str = zval_get_string(member);
 207         zval *return_value = php_pq_object_read_prop_80(Z_OBJ_P(object), member_str, type, cache_slot, tmp);
 208         zend_string_release(member_str);
 209         return return_value;
 210 }
 211 void php_pq_object_read_prop_70(zval *object, zval *member, int type, void **cache_slot, zval *tmp)
 212 {
 213         (void) php_pq_object_read_prop_74(object, member, type, cache_slot, tmp);
 214 }
 215
 216 zval *php_pq_object_write_prop_80(zend_object *object, zend_string *member, zval *value, void **cache_slot)
 217 {
 218         php_pq_object_t *obj = PHP_PQ_OBJ(NULL, object);
 219         php_pq_object_prophandler_t *handler;
 220
 221         if (!obj->intern) {
 222                 php_error(E_RECOVERABLE_ERROR, "%s not initialized", ancestor(obj->zo.ce)->name->val);
 223                 zend_get_std_object_handlers()->write_property(object, member, value, cache_slot);
 224         } else if ((handler = zend_hash_find_ptr(obj->prophandler, member))) {
 225                 if (handler->write) {
 226                         handler->write(obj, value);
 227                 }
 228         } else {
 229                 zend_get_std_object_handlers()->write_property(object, member, value, cache_slot);
 230         }
 231         return value;
 232 }
 233 zval *php_pq_object_write_prop_74(zval *object, zval *member, zval *value, void **cache_slot)
 234 {
 235         zend_string *member_str = zval_get_string(member);
 236         zval *return_value = php_pq_object_write_prop_80(Z_OBJ_P(object), member_str, value, cache_slot);
 237         zend_string_release(member_str);
 238         return return_value;
 239 }
 240 void php_pq_object_write_prop_70(zval *object, zval *member, zval *value, void **cache_slot)
 241 {
 242         (void) php_pq_object_write_prop_74(object, member, value, cache_slot);
 243 }
 244
 245 zval *php_pq_object_get_prop_ptr_null_80(zend_object *object, zend_string *member, int type, void **cache_slot)
 246 {
 247         return NULL;
 248 }
 249 zval *php_pq_object_get_prop_ptr_null_70(zval *object, zval *member, int type, void **cache_slot)
 250 {
 251         return NULL;
 252 }
 253
 254 void php_pq_object_prophandler_dtor(zval *zv) {
 255         pefree(Z_PTR_P(zv), 1);
 256 }
 257