static php_mimepart *alloc_new_child_part(php_mimepart *parentpart, size_t startpos, int inherit)
{
php_mimepart *child = php_mimepart_alloc();
zval child_z;
parentpart->parsedata.lastpart = child;
child->parent = parentpart;
child->source.kind = parentpart->source.kind;
if (parentpart->source.kind != mpNONE) {
child->source.zval = parentpart->source.zval;
zval_copy_ctor(&child->source.zval);
}
ZVAL_RES(&child_z, child->rsrc);
zend_hash_next_index_insert(&parentpart->children, &child_z);
child->startpos = child->endpos = child->bodystart = child->bodyend = startpos;
if (inherit) {
if (parentpart->content_transfer_encoding)
child->content_transfer_encoding = estrdup(parentpart->content_transfer_encoding);
if (parentpart->charset)
child->charset = estrdup(parentpart->charset);
}
return child;
}
static isc_callback _php_ibase_callback(ibase_event *event, /* {{{ */
unsigned short buffer_size, char *result_buf)
{
zval *res;
/* this function is called asynchronously by the Interbase client library. */
TSRMLS_FETCH_FROM_CTX(event->thread_ctx);
/**
* The callback function is called when the event is first registered and when the event
* is cancelled. I consider this is a bug. By clearing event->callback first and setting
* it to -1 later, we make sure nothing happens if no event was actually posted.
*/
switch (event->state) {
unsigned short i;
unsigned long occurred_event[15];
zval return_value, args[2];
default: /* == DEAD */
break;
case ACTIVE:
/* copy the updated results into the result buffer */
memcpy(event->result_buffer, result_buf, buffer_size);
res = zend_hash_index_find(&EG(regular_list), event->link_res_id);
ZVAL_RES(&args[1], Z_RES_P(res));
/* find out which event occurred */
isc_event_counts(occurred_event, buffer_size, event->event_buffer, event->result_buffer);
for (i = 0; i < event->event_count; ++i) {
if (occurred_event[i]) {
ZVAL_STRING(&args[0], event->events[i]);
efree(event->events[i]);
break;
}
}
/* call the callback provided by the user */
if (SUCCESS != call_user_function(EG(function_table), NULL,
&event->callback, &return_value, 2, args)) {
_php_ibase_module_error("Error calling callback %s", Z_STRVAL(event->callback));
break;
}
if (Z_TYPE(return_value) == IS_FALSE) {
event->state = DEAD;
break;
}
case NEW:
/* re-register the event */
if (isc_que_events(IB_STATUS, &event->link->handle, &event->event_id, buffer_size,
event->event_buffer,(isc_callback)_php_ibase_callback, (void *)event)) {
_php_ibase_error();
}
event->state = ACTIVE;
}
return 0;
}
/* {{{ callback_fn()
OCI TAF callback function, calling userspace function */
sb4 callback_fn(void *svchp, void *envhp, void *fo_ctx, ub4 fo_type, ub4 fo_event)
{
/* Create zval */
zval retval, params[3];
php_oci_connection *connection = (php_oci_connection*)fo_ctx;
/* Default return value */
sb4 returnValue = 0;
/* Check if userspace callback function was unregistered */
if (Z_ISUNDEF(connection->taf_callback) || Z_ISNULL(connection->taf_callback)) {
return 0;
}
/* Initialize zval */
ZVAL_RES(¶ms[0], connection->id);
ZVAL_LONG(¶ms[1], fo_event);
ZVAL_LONG(¶ms[2], fo_type);
/* Call user function (if possible) */
if (call_user_function(EG(function_table), NULL, &connection->taf_callback, &retval, 3, params) == FAILURE) {
php_error_docref(NULL, E_WARNING, "Unable to call Oracle TAF callback function");
}
/* Set return value */
if (Z_TYPE(retval) == IS_LONG) {
returnValue = (sb4) Z_LVAL(retval);
}
/* Setting params[0] to null so ressource isn't destroyed on zval_dtor */
ZVAL_NULL(¶ms[0]);
/* Cleanup */
zval_ptr_dtor(&retval);
zval_ptr_dtor(¶ms[0]);
zval_ptr_dtor(¶ms[1]);
zval_ptr_dtor(¶ms[2]);
return returnValue;
}
static php_stream_filter *user_filter_factory_create(const char *filtername,
zval *filterparams, uint8_t persistent)
{
struct php_user_filter_data *fdat = NULL;
php_stream_filter *filter;
zval obj, zfilter;
zval func_name;
zval retval;
size_t len;
/* some sanity checks */
if (persistent) {
php_error_docref(NULL, E_WARNING,
"cannot use a user-space filter with a persistent stream");
return NULL;
}
len = strlen(filtername);
/* determine the classname/class entry */
if (NULL == (fdat = zend_hash_str_find_ptr(BG(user_filter_map), (char*)filtername, len))) {
char *period;
/* Userspace Filters using ambiguous wildcards could cause problems.
i.e.: myfilter.foo.bar will always call into myfilter.foo.*
never seeing myfilter.*
TODO: Allow failed userfilter creations to continue
scanning through the list */
if ((period = strrchr(filtername, '.'))) {
char *wildcard = safe_emalloc(len, 1, 3);
/* Search for wildcard matches instead */
memcpy(wildcard, filtername, len + 1); /* copy \0 */
period = wildcard + (period - filtername);
while (period) {
*period = '\0';
strncat(wildcard, ".*", 2);
if (NULL != (fdat = zend_hash_str_find_ptr(BG(user_filter_map), wildcard, strlen(wildcard)))) {
period = NULL;
} else {
*period = '\0';
period = strrchr(wildcard, '.');
}
}
efree(wildcard);
}
if (fdat == NULL) {
php_error_docref(NULL, E_WARNING,
"Err, filter \"%s\" is not in the user-filter map, but somehow the user-filter-factory was invoked for it!?", filtername);
return NULL;
}
}
/* bind the classname to the actual class */
if (fdat->ce == NULL) {
if (NULL == (fdat->ce = zend_lookup_class(fdat->classname))) {
php_error_docref(NULL, E_WARNING,
"user-filter \"%s\" requires class \"%s\", but that class is not defined",
filtername, ZSTR_VAL(fdat->classname));
return NULL;
}
}
filter = php_stream_filter_alloc(&userfilter_ops, NULL, 0);
if (filter == NULL) {
return NULL;
}
/* create the object */
object_init_ex(&obj, fdat->ce);
/* filtername */
add_property_string(&obj, "filtername", (char*)filtername);
/* and the parameters, if any */
if (filterparams) {
add_property_zval(&obj, "params", filterparams);
} else {
add_property_null(&obj, "params");
}
/* invoke the constructor */
ZVAL_STRINGL(&func_name, "oncreate", sizeof("oncreate")-1);
call_user_function_ex(NULL,
&obj,
&func_name,
&retval,
0, NULL,
0, NULL);
if (Z_TYPE(retval) != IS_UNDEF) {
if (Z_TYPE(retval) == IS_FALSE) {
/* User reported filter creation error "return false;" */
zval_ptr_dtor(&retval);
/* Kill the filter (safely) */
ZVAL_UNDEF(&filter->abstract);
php_stream_filter_free(filter);
/* Kill the object */
zval_ptr_dtor(&obj);
/* Report failure to filter_alloc */
return NULL;
}
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&func_name);
/* set the filter property, this will be used during cleanup */
ZVAL_RES(&zfilter, zend_register_resource(filter, le_userfilters));
ZVAL_COPY_VALUE(&filter->abstract, &obj);
add_property_zval(&obj, "filter", &zfilter);
/* add_property_zval increments the refcount which is unwanted here */
zval_ptr_dtor(&zfilter);
return filter;
}
php_stream_filter_status_t userfilter_filter(
php_stream *stream,
php_stream_filter *thisfilter,
php_stream_bucket_brigade *buckets_in,
php_stream_bucket_brigade *buckets_out,
size_t *bytes_consumed,
int flags
)
{
int ret = PSFS_ERR_FATAL;
zval *obj = &thisfilter->abstract;
zval func_name;
zval retval;
zval args[4];
zval zpropname;
int call_result;
/* the userfilter object probably doesn't exist anymore */
if (CG(unclean_shutdown)) {
return ret;
}
if (!zend_hash_str_exists(Z_OBJPROP_P(obj), "stream", sizeof("stream")-1)) {
zval tmp;
/* Give the userfilter class a hook back to the stream */
php_stream_to_zval(stream, &tmp);
zval_copy_ctor(&tmp);
add_property_zval(obj, "stream", &tmp);
/* add_property_zval increments the refcount which is unwanted here */
zval_ptr_dtor(&tmp);
}
ZVAL_STRINGL(&func_name, "filter", sizeof("filter")-1);
/* Setup calling arguments */
ZVAL_RES(&args[0], zend_register_resource(buckets_in, le_bucket_brigade));
ZVAL_RES(&args[1], zend_register_resource(buckets_out, le_bucket_brigade));
if (bytes_consumed) {
ZVAL_LONG(&args[2], *bytes_consumed);
} else {
ZVAL_NULL(&args[2]);
}
ZVAL_BOOL(&args[3], flags & PSFS_FLAG_FLUSH_CLOSE);
call_result = call_user_function_ex(NULL,
obj,
&func_name,
&retval,
4, args,
0, NULL);
zval_ptr_dtor(&func_name);
if (call_result == SUCCESS && Z_TYPE(retval) != IS_UNDEF) {
convert_to_long(&retval);
ret = (int)Z_LVAL(retval);
} else if (call_result == FAILURE) {
php_error_docref(NULL, E_WARNING, "failed to call filter function");
}
if (bytes_consumed) {
*bytes_consumed = zval_get_long(&args[2]);
}
if (buckets_in->head) {
php_stream_bucket *bucket = buckets_in->head;
php_error_docref(NULL, E_WARNING, "Unprocessed filter buckets remaining on input brigade");
while ((bucket = buckets_in->head)) {
/* Remove unconsumed buckets from the brigade */
php_stream_bucket_unlink(bucket);
php_stream_bucket_delref(bucket);
}
}
if (ret != PSFS_PASS_ON) {
php_stream_bucket *bucket = buckets_out->head;
while (bucket != NULL) {
php_stream_bucket_unlink(bucket);
php_stream_bucket_delref(bucket);
bucket = buckets_out->head;
}
}
/* filter resources are cleaned up by the stream destructor,
* keeping a reference to the stream resource here would prevent it
* from being destroyed properly */
ZVAL_STRINGL(&zpropname, "stream", sizeof("stream")-1);
Z_OBJ_HANDLER_P(obj, unset_property)(obj, &zpropname, NULL);
zval_ptr_dtor(&zpropname);
zval_ptr_dtor(&args[3]);
zval_ptr_dtor(&args[2]);
zval_ptr_dtor(&args[1]);
zval_ptr_dtor(&args[0]);
return ret;
}
static int _php_server_push_callback(CURL *parent_ch, CURL *easy, size_t num_headers, struct curl_pushheaders *push_headers, void *userp) /* {{{ */
{
php_curl *ch;
php_curl *parent;
php_curlm *mh = (php_curlm *)userp;
size_t rval = CURL_PUSH_DENY;
php_curlm_server_push *t = mh->handlers->server_push;
zval *pz_parent_ch = NULL;
zval pz_ch;
zval headers;
zval retval;
zend_resource *res;
char *header;
int error;
zend_fcall_info fci = empty_fcall_info;
pz_parent_ch = _php_curl_multi_find_easy_handle(mh, parent_ch);
if (pz_parent_ch == NULL) {
return rval;
}
parent = (php_curl*)zend_fetch_resource(Z_RES_P(pz_parent_ch), le_curl_name, le_curl);
ch = alloc_curl_handle();
ch->cp = easy;
_php_setup_easy_copy_handlers(ch, parent);
Z_ADDREF_P(pz_parent_ch);
res = zend_register_resource(ch, le_curl);
ZVAL_RES(&pz_ch, res);
size_t i;
array_init(&headers);
for(i=0; i<num_headers; i++) {
header = curl_pushheader_bynum(push_headers, i);
add_next_index_string(&headers, header);
}
zend_fcall_info_init(&t->func_name, 0, &fci, &t->fci_cache, NULL, NULL);
zend_fcall_info_argn(
&fci, 3,
pz_parent_ch,
&pz_ch,
&headers
);
fci.retval = &retval;
error = zend_call_function(&fci, &t->fci_cache);
zend_fcall_info_args_clear(&fci, 1);
zval_dtor(&headers);
if (error == FAILURE) {
php_error_docref(NULL, E_WARNING, "Cannot call the CURLMOPT_PUSHFUNCTION");
} else if (!Z_ISUNDEF(retval)) {
if (CURL_PUSH_DENY != zval_get_long(&retval)) {
rval = CURL_PUSH_OK;
/* we want to create a copy of this zval that we store in the multihandle structure element "easyh" */
zval tmp_val;
ZVAL_DUP(&tmp_val, &pz_ch);
zend_llist_add_element(&mh->easyh, &tmp_val);
} else {
/* libcurl will free this easy handle, avoid double free */
ch->cp = NULL;
}
}
return rval;
}