static void zend_persist_zval_const(zval *z) { zend_uchar flags; void *new_ptr; switch (Z_TYPE_P(z)) { case IS_STRING: case IS_CONSTANT: flags = Z_GC_FLAGS_P(z) & ~ (IS_STR_PERSISTENT | IS_STR_INTERNED | IS_STR_PERMANENT); zend_accel_memdup_interned_string(Z_STR_P(z)); Z_GC_FLAGS_P(z) |= flags; Z_TYPE_FLAGS_P(z) &= ~(IS_TYPE_REFCOUNTED | IS_TYPE_COPYABLE); break; case IS_ARRAY: new_ptr = zend_shared_alloc_get_xlat_entry(Z_ARR_P(z)); if (new_ptr) { Z_ARR_P(z) = new_ptr; Z_TYPE_FLAGS_P(z) = IS_TYPE_IMMUTABLE; } else { if (Z_IMMUTABLE_P(z)) { Z_ARR_P(z) = zend_accel_memdup(Z_ARR_P(z), sizeof(zend_array)); zend_hash_persist_immutable(Z_ARRVAL_P(z)); } else { GC_REMOVE_FROM_BUFFER(Z_ARR_P(z)); zend_accel_store(Z_ARR_P(z), sizeof(zend_array)); zend_hash_persist(Z_ARRVAL_P(z), zend_persist_zval); /* make immutable array */ Z_TYPE_FLAGS_P(z) = IS_TYPE_IMMUTABLE; GC_REFCOUNT(Z_COUNTED_P(z)) = 2; Z_ARRVAL_P(z)->u.flags &= ~HASH_FLAG_APPLY_PROTECTION; } } break; case IS_REFERENCE: new_ptr = zend_shared_alloc_get_xlat_entry(Z_REF_P(z)); if (new_ptr) { Z_REF_P(z) = new_ptr; } else { zend_accel_store(Z_REF_P(z), sizeof(zend_reference)); zend_persist_zval(Z_REFVAL_P(z)); } break; case IS_CONSTANT_AST: new_ptr = zend_shared_alloc_get_xlat_entry(Z_AST_P(z)); if (new_ptr) { Z_AST_P(z) = new_ptr; } else { zend_accel_store(Z_AST_P(z), sizeof(zend_ast_ref)); Z_ASTVAL_P(z) = zend_persist_ast(Z_ASTVAL_P(z)); } break; } }
static void zend_persist_zval_calc(zval *z) { zend_uchar flags; uint size; switch (Z_TYPE_P(z)) { case IS_STRING: case IS_CONSTANT: flags = Z_GC_FLAGS_P(z) & ~ (IS_STR_PERSISTENT | IS_STR_INTERNED | IS_STR_PERMANENT); ADD_INTERNED_STRING(Z_STR_P(z), 0); if (!Z_REFCOUNTED_P(z)) { Z_TYPE_FLAGS_P(z) &= ~ (IS_TYPE_REFCOUNTED | IS_TYPE_COPYABLE); } Z_GC_FLAGS_P(z) |= flags; break; case IS_ARRAY: size = zend_shared_memdup_size(Z_ARR_P(z), sizeof(zend_array)); if (size) { ADD_SIZE(size); zend_hash_persist_calc(Z_ARRVAL_P(z), zend_persist_zval_calc); } break; case IS_REFERENCE: size = zend_shared_memdup_size(Z_REF_P(z), sizeof(zend_reference)); if (size) { ADD_SIZE(size); zend_persist_zval_calc(Z_REFVAL_P(z)); } break; case IS_CONSTANT_AST: size = zend_shared_memdup_size(Z_AST_P(z), sizeof(zend_ast_ref)); if (size) { ADD_SIZE(size); zend_persist_ast_calc(Z_ASTVAL_P(z)); } break; } }