release 2.4.0
[m6w6/ext-http] / php_http_client_curl.c
index baf99ceb30bd58dbc9adcb733d6a86285a7d9139..18f1dec89ab2d27159219f08fba2013576366edd 100644 (file)
@@ -49,6 +49,7 @@ typedef struct php_http_client_curl {
        int unfinished;  /* int because of curl_multi_perform() */
 
 #if PHP_HTTP_HAVE_EVENT
+       struct event_base *evbase;
        struct event *timeout;
        unsigned useevents:1;
 #endif
@@ -59,24 +60,17 @@ typedef struct php_http_client_curl_handler {
        php_resource_factory_t *rf;
        php_http_client_t *client;
        php_http_client_progress_state_t progress;
-
        php_http_client_enqueue_t queue;
 
        struct {
-               php_http_message_parser_t *parser;
-               php_http_message_t *message;
-               php_http_buffer_t *buffer;
-       } request;
-
-       struct {
-               php_http_message_parser_t *parser;
-               php_http_message_t *message;
-               php_http_buffer_t *buffer;
+               php_http_buffer_t headers;
+               php_http_message_body_t *body;
        } response;
 
        struct {
                HashTable cache;
 
+               struct curl_slist *proxyheaders;
                struct curl_slist *headers;
                struct curl_slist *resolve;
                php_http_buffer_t cookies;
@@ -98,6 +92,7 @@ typedef struct php_http_client_curl_handler {
 typedef struct php_http_curle_storage {
        char *url;
        char *cookiestore;
+       CURLcode errorcode;
        char errorbuffer[0x100];
 } php_http_curle_storage_t;
 
@@ -223,29 +218,23 @@ static int php_http_curle_progress_callback(void *ctx, double dltotal, double dl
        return 0;
 }
 
-static curlioerr php_http_curle_ioctl_callback(CURL *ch, curliocmd cmd, void *ctx)
+static int php_http_curle_seek_callback(void *userdata, curl_off_t offset, int origin)
 {
-       php_http_message_body_t *body = ctx;
+       php_http_message_body_t *body = userdata;
+       TSRMLS_FETCH_FROM_CTX(body->ts);
 
-       if (cmd != CURLIOCMD_RESTARTREAD) {
-               return CURLIOE_UNKNOWNCMD;
+       if (!body) {
+               return 1;
        }
-
-       if (body) {
-               TSRMLS_FETCH_FROM_CTX(body->ts);
-
-               if (SUCCESS == php_stream_rewind(php_http_message_body_stream(body))) {
-                       return CURLIOE_OK;
-               }
+       if (0 == php_stream_seek(php_http_message_body_stream(body), offset, origin)) {
+               return 0;
        }
-
-       return CURLIOE_FAILRESTART;
+       return 2;
 }
 
 static int php_http_curle_raw_callback(CURL *ch, curl_infotype type, char *data, size_t length, void *ctx)
 {
        php_http_client_curl_handler_t *h = ctx;
-       unsigned flags = 0;
 
        /* catch progress */
        switch (type) {
@@ -280,7 +269,7 @@ static int php_http_curle_raw_callback(CURL *ch, curl_infotype type, char *data,
                        } else if (php_memnstr(data, ZEND_STRL("Operation timed out"), data + length)) {
                                h->progress.info = "timeout";
                        } else {
-#if PHP_DEBUG
+#if 0
                                h->progress.info = data;
                                data[length - 1] = '\0';
 #endif
@@ -302,32 +291,6 @@ static int php_http_curle_raw_callback(CURL *ch, curl_infotype type, char *data,
                default:
                        break;
        }
-       /* process data */
-       switch (type) {
-               case CURLINFO_HEADER_IN:
-               case CURLINFO_DATA_IN:
-                       php_http_buffer_append(h->response.buffer, data, length);
-
-                       if (h->options.redirects) {
-                               flags |= PHP_HTTP_MESSAGE_PARSER_EMPTY_REDIRECTS;
-                       }
-
-                       if (PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE == php_http_message_parser_parse(h->response.parser, h->response.buffer, flags, &h->response.message)) {
-                               return -1;
-                       }
-                       break;
-
-               case CURLINFO_HEADER_OUT:
-               case CURLINFO_DATA_OUT:
-                       php_http_buffer_append(h->request.buffer, data, length);
-
-                       if (PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE == php_http_message_parser_parse(h->request.parser, h->request.buffer, flags, &h->request.message)) {
-                               return -1;
-                       }
-                       break;
-               default:
-                       break;
-       }
 
 #if 0
        /* debug */
@@ -337,12 +300,21 @@ static int php_http_curle_raw_callback(CURL *ch, curl_infotype type, char *data,
        return 0;
 }
 
-static int php_http_curle_dummy_callback(char *data, size_t n, size_t l, void *s)
+static int php_http_curle_header_callback(char *data, size_t n, size_t l, void *arg)
 {
-       return n*l;
+       php_http_client_curl_handler_t *h = arg;
+
+       return php_http_buffer_append(&h->response.headers, data, n * l);
 }
 
-static STATUS php_http_curle_get_info(CURL *ch, HashTable *info)
+static int php_http_curle_body_callback(char *data, size_t n, size_t l, void *arg)
+{
+       php_http_client_curl_handler_t *h = arg;
+
+       return php_http_message_body_append(h->response.body, data, n*l);
+}
+
+static ZEND_RESULT_CODE php_http_curle_get_info(CURL *ch, HashTable *info)
 {
        char *c;
        long l;
@@ -438,17 +410,6 @@ static STATUS php_http_curle_get_info(CURL *ch, HashTable *info)
                add_assoc_zval_ex(&array, "ssl_engines", sizeof("ssl_engines"), subarray);
                curl_slist_free_all(s);
        }
-       if (CURLE_OK == curl_easy_getinfo(ch, CURLINFO_COOKIELIST, &s)) {
-               MAKE_STD_ZVAL(subarray);
-               array_init(subarray);
-               for (p = s; p; p = p->next) {
-                       if (p->data) {
-                               add_next_index_string(subarray, p->data, 1);
-                       }
-               }
-               add_assoc_zval_ex(&array, "cookies", sizeof("cookies"), subarray);
-               curl_slist_free_all(s);
-       }
        if (CURLE_OK == curl_easy_getinfo(ch, CURLINFO_REDIRECT_URL, &c)) {
                add_assoc_string_ex(&array, "redirect_url", sizeof("redirect_url"), c ? c : "", 1);
        }
@@ -487,7 +448,6 @@ static STATUS php_http_curle_get_info(CURL *ch, HashTable *info)
 
 #if PHP_HTTP_CURL_VERSION(7,34,0)
        {
-               int i;
                zval *ti_array;
                struct curl_tlssessioninfo *ti;
 
@@ -538,9 +498,11 @@ static STATUS php_http_curle_get_info(CURL *ch, HashTable *info)
                        case CURLSSLBACKEND_NSS:
                                backend = "nss";
                                break;
+#if !PHP_HTTP_CURL_VERSION(7,39,0)
                        case CURLSSLBACKEND_QSOSSL:
                                backend = "qsossl";
                                break;
+#endif
                        case CURLSSLBACKEND_GSKIT:
                                backend = "gskit";
                                break;
@@ -599,7 +561,12 @@ static STATUS php_http_curle_get_info(CURL *ch, HashTable *info)
                }
        }
 #endif
-       add_assoc_string_ex(&array, "error", sizeof("error"), php_http_curle_get_storage(ch)->errorbuffer, 1);
+       {
+               php_http_curle_storage_t *st = php_http_curle_get_storage(ch);
+
+               add_assoc_long_ex(&array, "curlcode", sizeof("curlcode"), st->errorcode);
+               add_assoc_string_ex(&array, "error", sizeof("error"), st->errorbuffer, 1);
+       }
 
        return SUCCESS;
 }
@@ -609,6 +576,50 @@ static int compare_queue(php_http_client_enqueue_t *e, void *handle)
        return handle == ((php_http_client_curl_handler_t *) e->opaque)->handle;
 }
 
+static php_http_message_t *php_http_curlm_responseparser(php_http_client_curl_handler_t *h TSRMLS_DC)
+{
+       php_http_message_t *response;
+       php_http_header_parser_t parser;
+       zval *zh;
+
+       response = php_http_message_init(NULL, 0, h->response.body TSRMLS_CC);
+       php_http_header_parser_init(&parser TSRMLS_CC);
+       php_http_header_parser_parse(&parser, &h->response.headers, PHP_HTTP_HEADER_PARSER_CLEANUP, &response->hdrs, (php_http_info_callback_t) php_http_message_info_callback, (void *) &response);
+       php_http_header_parser_dtor(&parser);
+
+       /* move body to right message */
+       if (response->body != h->response.body) {
+               php_http_message_t *ptr = response;
+
+               while (ptr->parent) {
+                       ptr = ptr->parent;
+               }
+               response->body = ptr->body;
+               ptr->body = NULL;
+       }
+       php_http_message_body_addref(h->response.body);
+
+       /* let's update the response headers */
+       if ((zh = php_http_message_header(response, ZEND_STRL("Content-Length"), 1))) {
+               zend_hash_update(&response->hdrs, "X-Original-Content-Length", sizeof("X-Original-Content-Length"), &zh, sizeof(zval *), NULL);
+       }
+       if ((zh = php_http_message_header(response, ZEND_STRL("Transfer-Encoding"), 0))) {
+               zend_hash_update(&response->hdrs, "X-Original-Transfer-Encoding", sizeof("X-Original-Transfer-Encoding"), (void *) &zh, sizeof(zval *), NULL);
+               zend_hash_del(&response->hdrs, "Transfer-Encoding", sizeof("Transfer-Encoding"));
+       }
+       if ((zh = php_http_message_header(response, ZEND_STRL("Content-Range"), 0))) {
+               zend_hash_update(&response->hdrs, "X-Original-Content-Range", sizeof("X-Original-Content-Range"), &zh, sizeof(zval *), NULL);
+               zend_hash_del(&response->hdrs, "Content-Range", sizeof("Content-Range"));
+       }
+       if ((zh = php_http_message_header(response, ZEND_STRL("Content-Encoding"), 0))) {
+               zend_hash_update(&response->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), &zh, sizeof(zval *), NULL);
+               zend_hash_del(&response->hdrs, "Content-Encoding", sizeof("Content-Encoding"));
+       }
+       php_http_message_update_headers(response);
+
+       return response;
+}
+
 static void php_http_curlm_responsehandler(php_http_client_t *context)
 {
        int remaining = 0;
@@ -622,13 +633,17 @@ static void php_http_curlm_responsehandler(php_http_client_t *context)
                if (msg && CURLMSG_DONE == msg->msg) {
                        if (CURLE_OK != msg->data.result) {
                                php_http_curle_storage_t *st = php_http_curle_get_storage(msg->easy_handle);
-                               php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s; %s (%s)", curl_easy_strerror(msg->data.result), STR_PTR(st->errorbuffer), STR_PTR(st->url));
+                               php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s; %s (%s)", curl_easy_strerror(st->errorcode = msg->data.result), STR_PTR(st->errorbuffer), STR_PTR(st->url));
                        }
 
                        if ((enqueue = php_http_client_enqueued(context, msg->easy_handle, compare_queue))) {
                                php_http_client_curl_handler_t *handler = enqueue->opaque;
+                               php_http_message_t *response = php_http_curlm_responseparser(handler TSRMLS_CC);
 
-                               context->callback.response.func(context->callback.response.arg, context, &handler->queue, &handler->request.message, &handler->response.message);
+                               if (response) {
+                                       context->callback.response.func(context->callback.response.arg, context, &handler->queue, &response);
+                                       php_http_message_free(&response);
+                               }
                        }
                }
        } while (remaining);
@@ -753,7 +768,7 @@ static int php_http_curlm_socket_callback(CURL *easy, curl_socket_t sock, int ac
                                return -1;
                }
 
-               event_assign(&ev->evnt, PHP_HTTP_G->curl.event_base, sock, events, php_http_curlm_event_callback, context);
+               event_assign(&ev->evnt, curl->evbase, sock, events, php_http_curlm_event_callback, context);
                event_add(&ev->evnt, NULL);
        }
 
@@ -774,12 +789,9 @@ static void php_http_curlm_timer_callback(CURLM *multi, long timeout_ms, void *t
                        php_http_curlm_timeout_callback(CURL_SOCKET_TIMEOUT, /*EV_READ|EV_WRITE*/0, context);
                } else if (timeout_ms > 0 || !event_initialized(curl->timeout) || !event_pending(curl->timeout, EV_TIMEOUT, NULL)) {
                        struct timeval timeout;
-                       TSRMLS_FETCH_FROM_CTX(context->ts);
 
                        if (!event_initialized(curl->timeout)) {
-                               event_assign(curl->timeout, PHP_HTTP_G->curl.event_base, CURL_SOCKET_TIMEOUT, 0, php_http_curlm_timeout_callback, context);
-                       } else if (event_pending(curl->timeout, EV_TIMEOUT, NULL)) {
-                               event_del(curl->timeout);
+                               event_assign(curl->timeout, curl->evbase, CURL_SOCKET_TIMEOUT, 0, php_http_curlm_timeout_callback, context);
                        }
 
                        timeout.tv_sec = timeout_ms / 1000;
@@ -794,13 +806,13 @@ static void php_http_curlm_timer_callback(CURLM *multi, long timeout_ms, void *t
 
 /* curl options */
 
-static php_http_options_t php_http_curle_options;
+static php_http_options_t php_http_curle_options, php_http_curlm_options;
 
 #define PHP_HTTP_CURLE_OPTION_CHECK_STRLEN             0x0001
 #define PHP_HTTP_CURLE_OPTION_CHECK_BASEDIR            0x0002
 #define PHP_HTTP_CURLE_OPTION_TRANSFORM_MS             0x0004
 
-static STATUS php_http_curle_option_set_ssl_verifyhost(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_ssl_verifyhost(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -811,7 +823,7 @@ static STATUS php_http_curle_option_set_ssl_verifyhost(php_http_option_t *opt, z
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_cookiestore(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_cookiestore(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -833,7 +845,7 @@ static STATUS php_http_curle_option_set_cookiestore(php_http_option_t *opt, zval
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_cookies(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_cookies(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -880,7 +892,7 @@ static STATUS php_http_curle_option_set_cookies(php_http_option_t *opt, zval *va
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_encodecookies(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_encodecookies(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
 
@@ -888,7 +900,7 @@ static STATUS php_http_curle_option_set_encodecookies(php_http_option_t *opt, zv
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_lastmodified(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_lastmodified(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -900,7 +912,7 @@ static STATUS php_http_curle_option_set_lastmodified(php_http_option_t *opt, zva
                                return FAILURE;
                        }
                } else {
-                       if (CURLE_OK != curl_easy_setopt(ch, CURLOPT_TIMEVALUE, (long) PHP_HTTP_G->env.request.time + Z_LVAL_P(val))) {
+                       if (CURLE_OK != curl_easy_setopt(ch, CURLOPT_TIMEVALUE, (long) sapi_get_request_time(TSRMLS_C) + Z_LVAL_P(val))) {
                                return FAILURE;
                        }
                }
@@ -917,17 +929,21 @@ static STATUS php_http_curle_option_set_lastmodified(php_http_option_t *opt, zva
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_compress(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_compress(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
+       CURL *ch = curl->handle;
 
-       if (Z_BVAL_P(val)) {
-               curl->options.headers = curl_slist_append(curl->options.headers, "Accept-Encoding: gzip;q=1.0,deflate;q=0.5");
+#if !PHP_HTTP_CURL_VERSION(7,21,6)
+#      define CURLOPT_ACCEPT_ENCODING CURLOPT_ENCODING
+#endif
+       if (CURLE_OK != curl_easy_setopt(ch, CURLOPT_ACCEPT_ENCODING, Z_BVAL_P(val) ? "" : NULL)) {
+               return FAILURE;
        }
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_etag(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_etag(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        php_http_buffer_t header;
@@ -943,7 +959,7 @@ static STATUS php_http_curle_option_set_etag(php_http_option_t *opt, zval *val,
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_range(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_range(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -987,7 +1003,7 @@ static STATUS php_http_curle_option_set_range(php_http_option_t *opt, zval *val,
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_resume(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_resume(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -1001,7 +1017,7 @@ static STATUS php_http_curle_option_set_resume(php_http_option_t *opt, zval *val
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_retrydelay(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_retrydelay(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
 
@@ -1009,7 +1025,7 @@ static STATUS php_http_curle_option_set_retrydelay(php_http_option_t *opt, zval
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_retrycount(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_retrycount(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
 
@@ -1017,7 +1033,7 @@ static STATUS php_http_curle_option_set_retrycount(php_http_option_t *opt, zval
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_redirect(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_redirect(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -1030,7 +1046,7 @@ static STATUS php_http_curle_option_set_redirect(php_http_option_t *opt, zval *v
        return SUCCESS;
 }
 
-static STATUS php_http_curle_option_set_portrange(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_portrange(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -1068,8 +1084,45 @@ static STATUS php_http_curle_option_set_portrange(php_http_option_t *opt, zval *
        return SUCCESS;
 }
 
+#if PHP_HTTP_CURL_VERSION(7,37,0)
+static ZEND_RESULT_CODE php_http_curle_option_set_proxyheader(php_http_option_t *opt, zval *val, void *userdata)
+{
+       php_http_client_curl_handler_t *curl = userdata;
+       TSRMLS_FETCH_FROM_CTX(curl->client->ts);
+
+       if (val && Z_TYPE_P(val) != IS_NULL) {
+               php_http_array_hashkey_t header_key = php_http_array_hashkey_init(0);
+               zval **header_val, *header_cpy;
+               HashPosition pos;
+               php_http_buffer_t header;
+
+               php_http_buffer_init(&header);
+               FOREACH_KEYVAL(pos, val, header_key, header_val) {
+                       if (header_key.type == HASH_KEY_IS_STRING) {
+                               header_cpy = php_http_ztyp(IS_STRING, *header_val);
+                               php_http_buffer_appendf(&header, "%s: %s", header_key.str, Z_STRVAL_P(header_cpy));
+                               php_http_buffer_fix(&header);
+                               curl->options.proxyheaders = curl_slist_append(curl->options.proxyheaders, header.data);
+                               php_http_buffer_reset(&header);
+
+                               zval_ptr_dtor(&header_cpy);
+                       }
+               }
+               php_http_buffer_dtor(&header);
+       }
+       if (CURLE_OK != curl_easy_setopt(curl->handle, CURLOPT_PROXYHEADER, curl->options.proxyheaders)) {
+               return FAILURE;
+       }
+       if (CURLE_OK != curl_easy_setopt(curl->handle, CURLOPT_HEADEROPT, CURLHEADER_SEPARATE)) {
+               curl_easy_setopt(curl->handle, CURLOPT_PROXYHEADER, NULL);
+               return FAILURE;
+       }
+       return SUCCESS;
+}
+#endif
+
 #if PHP_HTTP_CURL_VERSION(7,21,3)
-static STATUS php_http_curle_option_set_resolve(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_option_set_resolve(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
@@ -1098,6 +1151,30 @@ static STATUS php_http_curle_option_set_resolve(php_http_option_t *opt, zval *va
 }
 #endif
 
+#if PHP_HTTP_CURL_VERSION(7,21,4) && defined(PHP_HTTP_CURL_TLSAUTH_SRP)
+static ZEND_RESULT_CODE php_http_curle_option_set_ssl_tlsauthtype(php_http_option_t *opt, zval *val, void *userdata)
+{
+       php_http_client_curl_handler_t *curl = userdata;
+       CURL *ch = curl->handle;
+
+       if (val && Z_LVAL_P(val)) {
+               switch (Z_LVAL_P(val)) {
+               case CURL_TLSAUTH_SRP:
+                       if (CURLE_OK == curl_easy_setopt(ch, CURLOPT_TLSAUTH_TYPE, PHP_HTTP_CURL_TLSAUTH_SRP)) {
+                               return SUCCESS;
+                       }
+                       /* no break */
+               default:
+                       return FAILURE;
+               }
+       }
+       if (CURLE_OK != curl_easy_setopt(ch, CURLOPT_TLSAUTH_TYPE, PHP_HTTP_CURL_TLSAUTH_DEF)) {
+               return FAILURE;
+       }
+       return SUCCESS;
+}
+#endif
+
 static void php_http_curle_options_init(php_http_options_t *registry TSRMLS_DC)
 {
        php_http_option_t *opt;
@@ -1119,6 +1196,19 @@ static void php_http_curle_options_init(php_http_options_t *registry TSRMLS_DC)
        php_http_option_register(registry, ZEND_STRL("noproxy"), CURLOPT_NOPROXY, IS_STRING);
 #endif
 
+#if PHP_HTTP_CURL_VERSION(7,37,0)
+       if ((opt = php_http_option_register(registry, ZEND_STRL("proxyheader"), CURLOPT_PROXYHEADER, IS_ARRAY))) {
+               opt->setter = php_http_curle_option_set_proxyheader;
+       }
+#endif
+
+#if PHP_HTTP_CURL_VERSION(7,40,0)
+       if ((opt = php_http_option_register(registry, ZEND_STRL("unix_socket_path"), CURLOPT_UNIX_SOCKET_PATH, IS_STRING))) {
+               opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+               opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_BASEDIR;
+       }
+#endif
+
        /* dns */
        if ((opt = php_http_option_register(registry, ZEND_STRL("dns_cache_timeout"), CURLOPT_DNS_CACHE_TIMEOUT, IS_LONG))) {
                Z_LVAL(opt->defval) = 60;
@@ -1331,6 +1421,9 @@ static void php_http_curle_options_init(php_http_options_t *registry TSRMLS_DC)
                        ZVAL_BOOL(&opt->defval, 1);
                        opt->setter = php_http_curle_option_set_ssl_verifyhost;
                }
+#if PHP_HTTP_CURL_VERSION(7,41,0)
+               php_http_option_register(registry, ZEND_STRL("verifystatus"), CURLOPT_SSL_VERIFYSTATUS, IS_BOOL);
+#endif
                php_http_option_register(registry, ZEND_STRL("cipher_list"), CURLOPT_SSL_CIPHER_LIST, IS_STRING);
                if ((opt = php_http_option_register(registry, ZEND_STRL("cainfo"), CURLOPT_CAINFO, IS_STRING))) {
                        opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
@@ -1373,6 +1466,23 @@ static void php_http_curle_options_init(php_http_options_t *registry TSRMLS_DC)
                if ((opt = php_http_option_register(registry, ZEND_STRL("enable_alpn"), CURLOPT_SSL_ENABLE_ALPN, IS_BOOL))) {
                        ZVAL_BOOL(&opt->defval, 1);
                }
+#endif
+#if PHP_HTTP_CURL_VERSION(7,39,0)
+               if ((opt = php_http_option_register(registry, ZEND_STRL("pinned_publickey"), CURLOPT_PINNEDPUBLICKEY, IS_STRING))) {
+                       opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+                       opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_BASEDIR;
+               }
+#endif
+#if PHP_HTTP_CURL_VERSION(7,21,4) && defined(PHP_HTTP_CURL_TLSAUTH_SRP)
+               if ((opt = php_http_option_register(registry, ZEND_STRL("tlsauthtype"), CURLOPT_TLSAUTH_TYPE, IS_LONG))) {
+                       opt->setter = php_http_curle_option_set_ssl_tlsauthtype;
+               }
+               if ((opt = php_http_option_register(registry, ZEND_STRL("tlsauthuser"), CURLOPT_TLSAUTH_USERNAME, IS_STRING))) {
+                       opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+               }
+               if ((opt = php_http_option_register(registry, ZEND_STRL("tlsauthpass"), CURLOPT_TLSAUTH_PASSWORD, IS_STRING))) {
+                       opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+               }
 #endif
        }
 }
@@ -1389,13 +1499,13 @@ static zval *php_http_curle_get_option(php_http_option_t *opt, HashTable *option
        return option;
 }
 
-static STATUS php_http_curle_set_option(php_http_option_t *opt, zval *val, void *userdata)
+static ZEND_RESULT_CODE php_http_curle_set_option(php_http_option_t *opt, zval *val, void *userdata)
 {
        php_http_client_curl_handler_t *curl = userdata;
        CURL *ch = curl->handle;
        zval tmp;
        CURLcode rc = CURLE_OK;
-       STATUS rv = SUCCESS;
+       ZEND_RESULT_CODE rv = SUCCESS;
        TSRMLS_FETCH_FROM_CTX(curl->client->ts);
 
        if (!val) {
@@ -1470,10 +1580,186 @@ static STATUS php_http_curle_set_option(php_http_option_t *opt, zval *val, void
        return rv;
 }
 
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+static ZEND_RESULT_CODE php_http_curlm_option_set_pipelining_bl(php_http_option_t *opt, zval *value, void *userdata)
+{
+       php_http_client_t *client = userdata;
+       php_http_client_curl_t *curl = client->ctx;
+       CURLM *ch = curl->handle;
+       HashTable tmp_ht;
+       char **bl = NULL;
+       TSRMLS_FETCH_FROM_CTX(client->ts);
+
+       /* array of char *, ending with a NULL */
+       if (value && Z_TYPE_P(value) != IS_NULL) {
+               zval **entry;
+               HashPosition pos;
+               HashTable *ht = HASH_OF(value);
+               int c = zend_hash_num_elements(ht);
+               char **ptr = ecalloc(c + 1, sizeof(char *));
+
+               bl = ptr;
+
+               zend_hash_init(&tmp_ht, c, NULL, ZVAL_PTR_DTOR, 0);
+               array_join(ht, &tmp_ht, 0, ARRAY_JOIN_STRINGIFY);
+
+               FOREACH_HASH_VAL(pos, &tmp_ht, entry) {
+                       *ptr++ = Z_STRVAL_PP(entry);
+               }
+       }
+
+       if (CURLM_OK != curl_multi_setopt(ch, opt->option, bl)) {
+               if (bl) {
+                       efree(bl);
+                       zend_hash_destroy(&tmp_ht);
+               }
+               return FAILURE;
+       }
+
+       if (bl) {
+               efree(bl);
+               zend_hash_destroy(&tmp_ht);
+       }
+       return SUCCESS;
+}
+#endif
+
+#if PHP_HTTP_HAVE_EVENT
+static inline ZEND_RESULT_CODE php_http_curlm_use_eventloop(php_http_client_t *h, zend_bool enable)
+{
+       php_http_client_curl_t *curl = h->ctx;
+
+       if ((curl->useevents = enable)) {
+               if (!curl->evbase) {
+                       curl->evbase = event_base_new();
+               }
+               if (!curl->timeout) {
+                       curl->timeout = ecalloc(1, sizeof(struct event));
+               }
+               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETDATA, h);
+               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETFUNCTION, php_http_curlm_socket_callback);
+               curl_multi_setopt(curl->handle, CURLMOPT_TIMERDATA, h);
+               curl_multi_setopt(curl->handle, CURLMOPT_TIMERFUNCTION, php_http_curlm_timer_callback);
+       } else {
+               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETDATA, NULL);
+               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETFUNCTION, NULL);
+               curl_multi_setopt(curl->handle, CURLMOPT_TIMERDATA, NULL);
+               curl_multi_setopt(curl->handle, CURLMOPT_TIMERFUNCTION, NULL);
+       }
+
+       return SUCCESS;
+}
+
+static ZEND_RESULT_CODE php_http_curlm_option_set_use_eventloop(php_http_option_t *opt, zval *value, void *userdata)
+{
+       php_http_client_t *client = userdata;
+
+       return php_http_curlm_use_eventloop(client, value && Z_BVAL_P(value));
+}
+#endif
+
+static void php_http_curlm_options_init(php_http_options_t *registry TSRMLS_DC)
+{
+       php_http_option_t *opt;
+
+       /* set size of connection cache */
+       if ((opt = php_http_option_register(registry, ZEND_STRL("maxconnects"), CURLMOPT_MAXCONNECTS, IS_LONG))) {
+               /* -1 == default, 0 == unlimited */
+               ZVAL_LONG(&opt->defval, -1);
+       }
+       /* set max number of connections to a single host */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       php_http_option_register(registry, ZEND_STRL("max_host_connections"), CURLMOPT_MAX_HOST_CONNECTIONS, IS_LONG);
+#endif
+       /* maximum number of requests in a pipeline */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       if ((opt = php_http_option_register(registry, ZEND_STRL("max_pipeline_length"), CURLMOPT_MAX_PIPELINE_LENGTH, IS_LONG))) {
+               ZVAL_LONG(&opt->defval, 5);
+       }
+#endif
+       /* max simultaneously open connections */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       php_http_option_register(registry, ZEND_STRL("max_total_connections"), CURLMOPT_MAX_TOTAL_CONNECTIONS, IS_LONG);
+#endif
+       /* enable/disable HTTP pipelining */
+       php_http_option_register(registry, ZEND_STRL("pipelining"), CURLMOPT_PIPELINING, IS_BOOL);
+       /* chunk length threshold for pipelining */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       php_http_option_register(registry, ZEND_STRL("chunk_length_penalty_size"), CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE, IS_LONG);
+#endif
+       /* size threshold for pipelining penalty */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       php_http_option_register(registry, ZEND_STRL("content_length_penalty_size"), CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE, IS_LONG);
+#endif
+       /* pipelining server blacklist */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       if ((opt = php_http_option_register(registry, ZEND_STRL("pipelining_server_bl"), CURLMOPT_PIPELINING_SERVER_BL, IS_ARRAY))) {
+               opt->setter = php_http_curlm_option_set_pipelining_bl;
+       }
+#endif
+       /* pipelining host blacklist */
+#if PHP_HTTP_CURL_VERSION(7,30,0)
+       if ((opt = php_http_option_register(registry, ZEND_STRL("pipelining_site_bl"), CURLMOPT_PIPELINING_SITE_BL, IS_ARRAY))) {
+               opt->setter = php_http_curlm_option_set_pipelining_bl;
+       }
+#endif
+       /* events */
+#if PHP_HTTP_HAVE_EVENT
+       if ((opt = php_http_option_register(registry, ZEND_STRL("use_eventloop"), 0, IS_BOOL))) {
+               opt->setter = php_http_curlm_option_set_use_eventloop;
+       }
+#endif
+}
+
+static ZEND_RESULT_CODE php_http_curlm_set_option(php_http_option_t *opt, zval *val, void *userdata)
+{
+       php_http_client_t *client = userdata;
+       php_http_client_curl_t *curl = client->ctx;
+       CURLM *ch = curl->handle;
+       zval *orig = val;
+       CURLMcode rc = CURLM_UNKNOWN_OPTION;
+       ZEND_RESULT_CODE rv = SUCCESS;
+       TSRMLS_FETCH_FROM_CTX(client->ts);
+
+       if (!val) {
+               val = &opt->defval;
+       } else if (opt->type && Z_TYPE_P(val) != opt->type && !(Z_TYPE_P(val) == IS_NULL && opt->type == IS_ARRAY)) {
+               val = php_http_ztyp(opt->type, val);
+       }
+
+       if (opt->setter) {
+               rv = opt->setter(opt, val, client);
+       } else {
+               switch (opt->type) {
+               case IS_BOOL:
+                       if (CURLM_OK != (rc = curl_multi_setopt(ch, opt->option, (long) Z_BVAL_P(val)))) {
+                               rv = FAILURE;
+                       }
+                       break;
+               case IS_LONG:
+                       if (CURLM_OK != (rc = curl_multi_setopt(ch, opt->option, Z_LVAL_P(val)))) {
+                               rv = FAILURE;
+                       }
+                       break;
+               default:
+                       rv = FAILURE;
+                       break;
+               }
+       }
+
+       if (val && val != orig && val != &opt->defval) {
+               zval_ptr_dtor(&val);
+       }
+
+       if (rv != SUCCESS) {
+               php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Could not set option %s (%s)", opt->name.s, curl_easy_strerror(rc));
+       }
+       return rv;
+}
 
 /* client ops */
 
-static STATUS php_http_client_curl_handler_reset(php_http_client_curl_handler_t *curl)
+static ZEND_RESULT_CODE php_http_client_curl_handler_reset(php_http_client_curl_handler_t *curl)
 {
        CURL *ch = curl->handle;
        php_http_curle_storage_t *st;
@@ -1491,6 +1777,9 @@ static STATUS php_http_client_curl_handler_reset(php_http_client_curl_handler_t
        }
 
        curl_easy_setopt(ch, CURLOPT_URL, NULL);
+       curl_easy_setopt(ch, CURLOPT_CUSTOMREQUEST, NULL);
+       curl_easy_setopt(ch, CURLOPT_HTTPGET, 1L);
+       curl_easy_setopt(ch, CURLOPT_NOBODY, 0L);
        /* libcurl < 7.19.6 does not clear auth info with USERPWD set to NULL */
 #if PHP_HTTP_CURL_VERSION(7,19,1)
        curl_easy_setopt(ch, CURLOPT_PROXYUSERNAME, NULL);
@@ -1514,6 +1803,10 @@ static STATUS php_http_client_curl_handler_reset(php_http_client_curl_handler_t
                curl_slist_free_all(curl->options.headers);
                curl->options.headers = NULL;
        }
+       if (curl->options.proxyheaders) {
+               curl_slist_free_all(curl->options.proxyheaders);
+               curl->options.proxyheaders = NULL;
+       }
 
        php_http_buffer_reset(&curl->options.cookies);
        php_http_buffer_reset(&curl->options.ranges);
@@ -1536,12 +1829,8 @@ static php_http_client_curl_handler_t *php_http_client_curl_handler_init(php_htt
        handler->rf = rf;
        handler->client = h;
        handler->handle = handle;
-       handler->request.buffer = php_http_buffer_init(NULL);
-       handler->request.parser = php_http_message_parser_init(NULL TSRMLS_CC);
-       handler->request.message = php_http_message_init(NULL, 0, NULL TSRMLS_CC);
-       handler->response.buffer = php_http_buffer_init(NULL);
-       handler->response.parser = php_http_message_parser_init(NULL TSRMLS_CC);
-       handler->response.message = php_http_message_init(NULL, 0, NULL TSRMLS_CC);
+       handler->response.body = php_http_message_body_init(NULL, NULL TSRMLS_CC);
+       php_http_buffer_init(&handler->response.headers);
        php_http_buffer_init(&handler->options.cookies);
        php_http_buffer_init(&handler->options.ranges);
        zend_hash_init(&handler->options.cache, 0, NULL, ZVAL_PTR_DTOR, 0);
@@ -1554,11 +1843,11 @@ static php_http_client_curl_handler_t *php_http_client_curl_handler_init(php_htt
        curl_easy_setopt(handle, CURLOPT_AUTOREFERER, 1L);
        curl_easy_setopt(handle, CURLOPT_VERBOSE, 1L);
        curl_easy_setopt(handle, CURLOPT_NOPROGRESS, 0L);
-       curl_easy_setopt(handle, CURLOPT_HEADERFUNCTION, NULL);
-       curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, php_http_curle_dummy_callback);
+       curl_easy_setopt(handle, CURLOPT_HEADERFUNCTION, php_http_curle_header_callback);
+       curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, php_http_curle_body_callback);
        curl_easy_setopt(handle, CURLOPT_DEBUGFUNCTION, php_http_curle_raw_callback);
        curl_easy_setopt(handle, CURLOPT_READFUNCTION, php_http_curle_read_callback);
-       curl_easy_setopt(handle, CURLOPT_IOCTLFUNCTION, php_http_curle_ioctl_callback);
+       curl_easy_setopt(handle, CURLOPT_SEEKFUNCTION, php_http_curle_seek_callback);
 #if PHP_HTTP_CURL_VERSION(7,32,0)
        curl_easy_setopt(handle, CURLOPT_XFERINFOFUNCTION, php_http_curle_xferinfo_callback);
        curl_easy_setopt(handle, CURLOPT_XFERINFODATA, handler);
@@ -1567,6 +1856,8 @@ static php_http_client_curl_handler_t *php_http_client_curl_handler_init(php_htt
        curl_easy_setopt(handle, CURLOPT_PROGRESSDATA, handler);
 #endif
        curl_easy_setopt(handle, CURLOPT_DEBUGDATA, handler);
+       curl_easy_setopt(handle, CURLOPT_WRITEDATA, handler);
+       curl_easy_setopt(handle, CURLOPT_HEADERDATA, handler);
 
        php_http_client_curl_handler_reset(handler);
 
@@ -1574,7 +1865,7 @@ static php_http_client_curl_handler_t *php_http_client_curl_handler_init(php_htt
 }
 
 
-static STATUS php_http_client_curl_handler_prepare(php_http_client_curl_handler_t *curl, php_http_client_enqueue_t *enqueue)
+static ZEND_RESULT_CODE php_http_client_curl_handler_prepare(php_http_client_curl_handler_t *curl, php_http_client_enqueue_t *enqueue)
 {
        size_t body_size;
        php_http_message_t *msg = enqueue->request;
@@ -1590,7 +1881,7 @@ static STATUS php_http_client_curl_handler_prepare(php_http_client_curl_handler_
        if (storage->url) {
                pefree(storage->url, 1);
        }
-       storage->url = pestrdup(PHP_HTTP_INFO(msg).request.url, 1);
+       php_http_url_to_string(PHP_HTTP_INFO(msg).request.url, &storage->url, NULL, 1);
        curl_easy_setopt(curl->handle, CURLOPT_URL, storage->url);
 
        /* request method */
@@ -1622,19 +1913,32 @@ static STATUS php_http_client_curl_handler_prepare(php_http_client_curl_handler_
                }
        }
 
+       /* apply options */
+       php_http_options_apply(&php_http_curle_options, enqueue->options, curl);
+
        /* request headers */
        php_http_message_update_headers(msg);
        if (zend_hash_num_elements(&msg->hdrs)) {
                php_http_array_hashkey_t header_key = php_http_array_hashkey_init(0);
-               zval **header_val;
+               zval **header_val, *header_cpy;
                HashPosition pos;
                php_http_buffer_t header;
+#if !PHP_HTTP_CURL_VERSION(7,23,0)
+               zval **ct = NULL;
+
+               zend_hash_find(&msg->hdrs, ZEND_STRS("Content-Length"), (void *) &ct);
+#endif
 
                php_http_buffer_init(&header);
                FOREACH_HASH_KEYVAL(pos, &msg->hdrs, header_key, header_val) {
                        if (header_key.type == HASH_KEY_IS_STRING) {
-                               zval *header_cpy = php_http_ztyp(IS_STRING, *header_val);
-
+#if !PHP_HTTP_CURL_VERSION(7,23,0)
+                               /* avoid duplicate content-length header */
+                               if (ct && *ct == *header_val) {
+                                       continue;
+                               }
+#endif
+                               header_cpy = php_http_ztyp(IS_STRING, *header_val);
                                php_http_buffer_appendf(&header, "%s: %s", header_key.str, Z_STRVAL_P(header_cpy));
                                php_http_buffer_fix(&header);
                                curl->options.headers = curl_slist_append(curl->options.headers, header.data);
@@ -1656,26 +1960,22 @@ static STATUS php_http_client_curl_handler_prepare(php_http_client_curl_handler_
                 * does not allow a request body.
                 */
                php_stream_rewind(php_http_message_body_stream(msg->body));
-               curl_easy_setopt(curl->handle, CURLOPT_IOCTLDATA, msg->body);
+               curl_easy_setopt(curl->handle, CURLOPT_SEEKDATA, msg->body);
                curl_easy_setopt(curl->handle, CURLOPT_READDATA, msg->body);
                curl_easy_setopt(curl->handle, CURLOPT_INFILESIZE, body_size);
                curl_easy_setopt(curl->handle, CURLOPT_POSTFIELDSIZE, body_size);
        } else {
-               curl_easy_setopt(curl->handle, CURLOPT_IOCTLDATA, NULL);
+               curl_easy_setopt(curl->handle, CURLOPT_SEEKDATA, NULL);
                curl_easy_setopt(curl->handle, CURLOPT_READDATA, NULL);
                curl_easy_setopt(curl->handle, CURLOPT_INFILESIZE, 0L);
                curl_easy_setopt(curl->handle, CURLOPT_POSTFIELDSIZE, 0L);
        }
 
-       php_http_options_apply(&php_http_curle_options, enqueue->options, curl);
-
        return SUCCESS;
 }
 
-static void php_http_client_curl_handler_dtor(php_http_client_curl_handler_t *handler)
+static void php_http_client_curl_handler_clear(php_http_client_curl_handler_t *handler)
 {
-       TSRMLS_FETCH_FROM_CTX(handler->client->ts);
-
        curl_easy_setopt(handler->handle, CURLOPT_NOPROGRESS, 1L);
 #if PHP_HTTP_CURL_VERSION(7,32,0)
        curl_easy_setopt(handler->handle, CURLOPT_XFERINFOFUNCTION, NULL);
@@ -1684,16 +1984,19 @@ static void php_http_client_curl_handler_dtor(php_http_client_curl_handler_t *ha
 #endif
        curl_easy_setopt(handler->handle, CURLOPT_VERBOSE, 0L);
        curl_easy_setopt(handler->handle, CURLOPT_DEBUGFUNCTION, NULL);
+}
+
+static void php_http_client_curl_handler_dtor(php_http_client_curl_handler_t *handler)
+{
+       TSRMLS_FETCH_FROM_CTX(handler->client->ts);
+
+       php_http_client_curl_handler_clear(handler);
 
        php_resource_factory_handle_dtor(handler->rf, handler->handle TSRMLS_CC);
        php_resource_factory_free(&handler->rf);
 
-       php_http_message_parser_free(&handler->request.parser);
-       php_http_message_free(&handler->request.message);
-       php_http_buffer_free(&handler->request.buffer);
-       php_http_message_parser_free(&handler->response.parser);
-       php_http_message_free(&handler->response.message);
-       php_http_buffer_free(&handler->response.buffer);
+       php_http_message_body_free(&handler->response.body);
+       php_http_buffer_dtor(&handler->response.headers);
        php_http_buffer_dtor(&handler->options.ranges);
        php_http_buffer_dtor(&handler->options.cookies);
        zend_hash_destroy(&handler->options.cache);
@@ -1731,9 +2034,16 @@ static void php_http_client_curl_dtor(php_http_client_t *h)
 
 #if PHP_HTTP_HAVE_EVENT
        if (curl->timeout) {
+               if (event_initialized(curl->timeout) && event_pending(curl->timeout, EV_TIMEOUT, NULL)) {
+                       event_del(curl->timeout);
+               }
                efree(curl->timeout);
                curl->timeout = NULL;
        }
+       if (curl->evbase) {
+               event_base_free(curl->evbase);
+               curl->evbase = NULL;
+       }
 #endif
        curl->unfinished = 0;
 
@@ -1754,42 +2064,48 @@ static void queue_dtor(php_http_client_enqueue_t *e)
        php_http_client_curl_handler_dtor(handler);
 }
 
-static php_resource_factory_t *create_rf(const char *url TSRMLS_DC)
+static php_resource_factory_t *create_rf(php_http_client_t *h, php_http_client_enqueue_t *enqueue TSRMLS_DC)
 {
-       php_url *purl;
+       php_persistent_handle_factory_t *pf = NULL;
        php_resource_factory_t *rf = NULL;
+       php_http_url_t *url = enqueue->request->http.info.request.url;
 
-       if (!url || !*url) {
+       if (!url || (!url->host && !url->path)) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot request empty URL");
                return NULL;
        }
 
-       purl = php_url_parse(url);
-
-       if (!purl) {
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not parse URL '%s'", url);
-               return NULL;
-       } else {
+       /* only if the client itself is setup for persistence */
+       if (h->rf->dtor == (void (*)(void*)) php_persistent_handle_abandon) {
                char *id_str = NULL;
-               size_t id_len = spprintf(&id_str, 0, "%s:%d", STR_PTR(purl->host), purl->port ? purl->port : 80);
-               php_persistent_handle_factory_t *pf = php_persistent_handle_concede(NULL, ZEND_STRL("http\\Client\\Curl\\Request"), id_str, id_len, NULL, NULL TSRMLS_CC);
+               size_t id_len;
+               int port = url->port ? url->port : 80;
+               zval **zport;
+
+               if (SUCCESS == zend_hash_find(enqueue->options, ZEND_STRS("port"), (void *) &zport)) {
+                       zval *zcpy = php_http_ztyp(IS_LONG, *zport);
 
-               if (pf) {
-                       rf = php_resource_factory_init(NULL, php_persistent_handle_get_resource_factory_ops(), pf, (void (*)(void*)) php_persistent_handle_abandon);
+                       if (Z_LVAL_P(zcpy)) {
+                               port = Z_LVAL_P(zcpy);
+                       }
+                       zval_ptr_dtor(&zcpy);
                }
 
-               php_url_free(purl);
+               id_len = spprintf(&id_str, 0, "%s:%d", STR_PTR(url->host), port);
+               pf = php_persistent_handle_concede(NULL, ZEND_STRL("http\\Client\\Curl\\Request"), id_str, id_len, NULL, NULL TSRMLS_CC);
                efree(id_str);
        }
 
-       if (!rf) {
+       if (pf) {
+               rf = php_resource_factory_init(NULL, php_persistent_handle_get_resource_factory_ops(), pf, (void (*)(void*)) php_persistent_handle_abandon);
+       } else {
                rf = php_resource_factory_init(NULL, &php_http_curle_resource_factory_ops, NULL, NULL);
        }
 
        return rf;
 }
 
-static STATUS php_http_client_curl_enqueue(php_http_client_t *h, php_http_client_enqueue_t *enqueue)
+static ZEND_RESULT_CODE php_http_client_curl_enqueue(php_http_client_t *h, php_http_client_enqueue_t *enqueue)
 {
        CURLMcode rs;
        php_http_client_curl_t *curl = h->ctx;
@@ -1798,7 +2114,7 @@ static STATUS php_http_client_curl_enqueue(php_http_client_t *h, php_http_client
        php_resource_factory_t *rf;
        TSRMLS_FETCH_FROM_CTX(h->ts);
 
-       rf = create_rf(enqueue->request->http.info.request.url TSRMLS_CC);
+       rf = create_rf(h, enqueue TSRMLS_CC);
        if (!rf) {
                return FAILURE;
        }
@@ -1834,13 +2150,14 @@ static STATUS php_http_client_curl_enqueue(php_http_client_t *h, php_http_client
        }
 }
 
-static STATUS php_http_client_curl_dequeue(php_http_client_t *h, php_http_client_enqueue_t *enqueue)
+static ZEND_RESULT_CODE php_http_client_curl_dequeue(php_http_client_t *h, php_http_client_enqueue_t *enqueue)
 {
        CURLMcode rs;
        php_http_client_curl_t *curl = h->ctx;
        php_http_client_curl_handler_t *handler = enqueue->opaque;
        TSRMLS_FETCH_FROM_CTX(h->ts);
 
+       php_http_client_curl_handler_clear(handler);
        if (CURLM_OK == (rs = curl_multi_remove_handle(curl->handle, handler->handle))) {
                zend_llist_del_element(&h->requests, handler->handle, (int (*)(void *, void *)) compare_queue);
                return SUCCESS;
@@ -1861,13 +2178,24 @@ static void php_http_client_curl_reset(php_http_client_t *h)
        }
 }
 
+static inline void php_http_client_curl_get_timeout(php_http_client_curl_t *curl, long max_tout, struct timeval *timeout)
+{
+       if ((CURLM_OK == curl_multi_timeout(curl->handle, &max_tout)) && (max_tout > 0)) {
+               timeout->tv_sec = max_tout / 1000;
+               timeout->tv_usec = (max_tout % 1000) * 1000;
+       } else {
+               timeout->tv_sec = 0;
+               timeout->tv_usec = 1000;
+       }
+}
+
 #ifdef PHP_WIN32
 #      define SELECT_ERROR SOCKET_ERROR
 #else
 #      define SELECT_ERROR -1
 #endif
 
-static STATUS php_http_client_curl_wait(php_http_client_t *h, struct timeval *custom_timeout)
+static ZEND_RESULT_CODE php_http_client_curl_wait(php_http_client_t *h, struct timeval *custom_timeout)
 {
        int MAX;
        fd_set R, W, E;
@@ -1876,10 +2204,18 @@ static STATUS php_http_client_curl_wait(php_http_client_t *h, struct timeval *cu
 
 #if PHP_HTTP_HAVE_EVENT
        if (curl->useevents) {
-               TSRMLS_FETCH_FROM_CTX(h->ts);
+               if (!event_initialized(curl->timeout)) {
+                       event_assign(curl->timeout, curl->evbase, CURL_SOCKET_TIMEOUT, 0, php_http_curlm_timeout_callback, h);
+               } else if (custom_timeout && timerisset(custom_timeout)) {
+                       event_add(curl->timeout, custom_timeout);
+               } else if (!event_pending(curl->timeout, EV_TIMEOUT, NULL)) {
+                       php_http_client_curl_get_timeout(curl, 1000, &timeout);
+                       event_add(curl->timeout, &timeout);
+               }
 
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "not implemented");
-               return FAILURE;
+               event_base_loop(curl->evbase, EVLOOP_ONCE);
+
+               return SUCCESS;
        }
 #endif
 
@@ -1891,15 +2227,7 @@ static STATUS php_http_client_curl_wait(php_http_client_t *h, struct timeval *cu
                if (custom_timeout && timerisset(custom_timeout)) {
                        timeout = *custom_timeout;
                } else {
-                       long max_tout = 1000;
-
-                       if ((CURLM_OK == curl_multi_timeout(curl->handle, &max_tout)) && (max_tout > 0)) {
-                               timeout.tv_sec = max_tout / 1000;
-                               timeout.tv_usec = (max_tout % 1000) * 1000;
-                       } else {
-                               timeout.tv_sec = 0;
-                               timeout.tv_usec = 1000;
-                       }
+                       php_http_client_curl_get_timeout(curl, 1000, &timeout);
                }
 
                if (MAX == -1) {
@@ -1918,12 +2246,9 @@ static int php_http_client_curl_once(php_http_client_t *h)
 
 #if PHP_HTTP_HAVE_EVENT
        if (curl->useevents) {
-               TSRMLS_FETCH_FROM_CTX(h->ts);
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "not implemented");
-               return FAILURE;
-       }
+               event_base_loop(curl->evbase, EVLOOP_NONBLOCK);
+       } else
 #endif
-
        while (CURLM_CALL_MULTI_PERFORM == curl_multi_perform(curl->handle, &curl->unfinished));
 
        php_http_curlm_responsehandler(h);
@@ -1932,7 +2257,7 @@ static int php_http_client_curl_once(php_http_client_t *h)
 
 }
 
-static STATUS php_http_client_curl_exec(php_http_client_t *h)
+static ZEND_RESULT_CODE php_http_client_curl_exec(php_http_client_t *h)
 {
 #if PHP_HTTP_HAVE_EVENT
        php_http_client_curl_t *curl = h->ctx;
@@ -1943,7 +2268,7 @@ static STATUS php_http_client_curl_exec(php_http_client_t *h)
        if (curl->useevents) {
                php_http_curlm_timeout_callback(CURL_SOCKET_TIMEOUT, /*EV_READ|EV_WRITE*/0, h);
                do {
-                       int ev_rc = event_base_dispatch(PHP_HTTP_G->curl.event_base);
+                       int ev_rc = event_base_dispatch(curl->evbase);
 
 #if DBG_EVENTS
                        fprintf(stderr, "%c", "X.0"[ev_rc+1]);
@@ -1973,11 +2298,15 @@ static STATUS php_http_client_curl_exec(php_http_client_t *h)
        return SUCCESS;
 }
 
-static STATUS php_http_client_curl_setopt(php_http_client_t *h, php_http_client_setopt_opt_t opt, void *arg)
+static ZEND_RESULT_CODE php_http_client_curl_setopt(php_http_client_t *h, php_http_client_setopt_opt_t opt, void *arg)
 {
        php_http_client_curl_t *curl = h->ctx;
 
        switch (opt) {
+               case PHP_HTTP_CLIENT_OPT_CONFIGURATION:
+                       return php_http_options_apply(&php_http_curlm_options, (HashTable *) arg,  h);
+                       break;
+
                case PHP_HTTP_CLIENT_OPT_ENABLE_PIPELINING:
                        if (CURLM_OK != curl_multi_setopt(curl->handle, CURLMOPT_PIPELINING, (long) *((zend_bool *) arg))) {
                                return FAILURE;
@@ -1986,20 +2315,7 @@ static STATUS php_http_client_curl_setopt(php_http_client_t *h, php_http_client_
 
                case PHP_HTTP_CLIENT_OPT_USE_EVENTS:
 #if PHP_HTTP_HAVE_EVENT
-                       if ((curl->useevents = *((zend_bool *) arg))) {
-                               if (!curl->timeout) {
-                                       curl->timeout = ecalloc(1, sizeof(struct event));
-                               }
-                               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETDATA, h);
-                               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETFUNCTION, php_http_curlm_socket_callback);
-                               curl_multi_setopt(curl->handle, CURLMOPT_TIMERDATA, h);
-                               curl_multi_setopt(curl->handle, CURLMOPT_TIMERFUNCTION, php_http_curlm_timer_callback);
-                       } else {
-                               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETDATA, NULL);
-                               curl_multi_setopt(curl->handle, CURLMOPT_SOCKETFUNCTION, NULL);
-                               curl_multi_setopt(curl->handle, CURLMOPT_TIMERDATA, NULL);
-                               curl_multi_setopt(curl->handle, CURLMOPT_TIMERFUNCTION, NULL);
-                       }
+                       return php_http_curlm_use_eventloop(h, *(zend_bool *) arg);
                        break;
 #endif
 
@@ -2009,9 +2325,43 @@ static STATUS php_http_client_curl_setopt(php_http_client_t *h, php_http_client_
        return SUCCESS;
 }
 
-static STATUS php_http_client_curl_getopt(php_http_client_t *h, php_http_client_getopt_opt_t opt, void *arg, void **res)
+static int apply_available_options(void *pDest TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
+{
+       php_http_option_t *opt = pDest;
+       HashTable *ht;
+       zval *entry;
+       int c;
+
+       ht = va_arg(args, HashTable*);
+
+       MAKE_STD_ZVAL(entry);
+
+       if ((c = zend_hash_num_elements(&opt->suboptions.options))) {
+               array_init_size(entry, c);
+               zend_hash_apply_with_arguments(&opt->suboptions.options TSRMLS_CC, apply_available_options, 1, Z_ARRVAL_P(entry));
+       } else {
+               /* catch deliberate NULL options */
+               if (Z_TYPE(opt->defval) == IS_STRING && !Z_STRVAL(opt->defval)) {
+                       ZVAL_NULL(entry);
+               } else {
+                       ZVAL_COPY_VALUE(entry, &opt->defval);
+                       zval_copy_ctor(entry);
+               }
+       }
+
+       if (hash_key->nKeyLength) {
+               zend_hash_quick_update(ht, hash_key->arKey, hash_key->nKeyLength, hash_key->h, (void *) &entry, sizeof(zval *), NULL);
+       } else {
+               zend_hash_index_update(ht, hash_key->h, (void *) &entry, sizeof(zval *), NULL);
+       }
+
+       return ZEND_HASH_APPLY_KEEP;
+}
+
+static ZEND_RESULT_CODE php_http_client_curl_getopt(php_http_client_t *h, php_http_client_getopt_opt_t opt, void *arg, void **res)
 {
        php_http_client_enqueue_t *enqueue;
+       TSRMLS_FETCH_FROM_CTX(h->ts);
 
        switch (opt) {
        case PHP_HTTP_CLIENT_OPT_PROGRESS_INFO:
@@ -2032,6 +2382,14 @@ static STATUS php_http_client_curl_getopt(php_http_client_t *h, php_http_client_
                }
                break;
 
+       case PHP_HTTP_CLIENT_OPT_AVAILABLE_OPTIONS:
+               zend_hash_apply_with_arguments(&php_http_curle_options.options TSRMLS_CC, apply_available_options, 1, *(HashTable **) res);
+               break;
+
+       case PHP_HTTP_CLIENT_OPT_AVAILABLE_CONFIGURATION:
+               zend_hash_apply_with_arguments(&php_http_curlm_options.options TSRMLS_CC, apply_available_options, 1, *(HashTable **) res);
+               break;
+
        default:
                break;
        }
@@ -2068,8 +2426,8 @@ PHP_MINIT_FUNCTION(http_client_curl)
        };
 
        if (SUCCESS != php_http_client_driver_add(&driver)) {
-                       return FAILURE;
-               }
+               return FAILURE;
+       }
 
        if (SUCCESS != php_persistent_handle_provide(ZEND_STRL("http\\Client\\Curl"), &php_http_curlm_resource_factory_ops, NULL, NULL TSRMLS_CC)) {
                return FAILURE;
@@ -2084,21 +2442,38 @@ PHP_MINIT_FUNCTION(http_client_curl)
 
                php_http_curle_options_init(options TSRMLS_CC);
        }
+       if ((options = php_http_options_init(&php_http_curlm_options, 1))) {
+               options->getter = php_http_option_get;
+               options->setter = php_http_curlm_set_option;
+
+               php_http_curlm_options_init(options TSRMLS_CC);
+       }
 
        /*
        * HTTP Protocol Version Constants
        */
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_1_0", CURL_HTTP_VERSION_1_0, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_1_1", CURL_HTTP_VERSION_1_1, CONST_CS|CONST_PERSISTENT);
+#if PHP_HTTP_CURL_VERSION(7,33,0)
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_2_0", CURL_HTTP_VERSION_2_0, CONST_CS|CONST_PERSISTENT);
+#endif
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_ANY", CURL_HTTP_VERSION_NONE, CONST_CS|CONST_PERSISTENT);
 
        /*
        * SSL Version Constants
        */
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_TLSv1", CURL_SSLVERSION_TLSv1, CONST_CS|CONST_PERSISTENT);
+#if PHP_HTTP_CURL_VERSION(7,34,0)
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_TLSv1_0", CURL_SSLVERSION_TLSv1_0, CONST_CS|CONST_PERSISTENT);
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_TLSv1_1", CURL_SSLVERSION_TLSv1_1, CONST_CS|CONST_PERSISTENT);
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_TLSv1_2", CURL_SSLVERSION_TLSv1_2, CONST_CS|CONST_PERSISTENT);
+#endif
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_SSLv2", CURL_SSLVERSION_SSLv2, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_SSLv3", CURL_SSLVERSION_SSLv3, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "SSL_VERSION_ANY", CURL_SSLVERSION_DEFAULT, CONST_CS|CONST_PERSISTENT);
+#if PHP_HTTP_CURL_VERSION(7,21,4) && defined(PHP_HTTP_CURL_TLSAUTH_SRP)
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "TLSAUTH_SRP", CURL_TLSAUTH_SRP, CONST_CS|CONST_PERSISTENT);
+#endif
 
        /*
        * DNS IPvX resolving
@@ -2117,6 +2492,9 @@ PHP_MINIT_FUNCTION(http_client_curl)
 #endif
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "AUTH_NTLM", CURLAUTH_NTLM, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "AUTH_GSSNEG", CURLAUTH_GSSNEGOTIATE, CONST_CS|CONST_PERSISTENT);
+#if PHP_HTTP_CURL_VERSION(7,38,0)
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "AUTH_SPNEGO", CURLAUTH_NEGOTIATE, CONST_CS|CONST_PERSISTENT);
+#endif
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "AUTH_ANY", CURLAUTH_ANY, CONST_CS|CONST_PERSISTENT);
 
        /*
@@ -2127,9 +2505,9 @@ PHP_MINIT_FUNCTION(http_client_curl)
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "PROXY_SOCKS5_HOSTNAME", CURLPROXY_SOCKS5, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "PROXY_SOCKS5", CURLPROXY_SOCKS5, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "PROXY_HTTP", CURLPROXY_HTTP, CONST_CS|CONST_PERSISTENT);
-#      if PHP_HTTP_CURL_VERSION(7,19,4)
+#if PHP_HTTP_CURL_VERSION(7,19,4)
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "PROXY_HTTP_1_0", CURLPROXY_HTTP_1_0, CONST_CS|CONST_PERSISTENT);
-#      endif
+#endif
 
        /*
        * Post Redirection Constants
@@ -2137,6 +2515,9 @@ PHP_MINIT_FUNCTION(http_client_curl)
 #if PHP_HTTP_CURL_VERSION(7,19,1)
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "POSTREDIR_301", CURL_REDIR_POST_301, CONST_CS|CONST_PERSISTENT);
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "POSTREDIR_302", CURL_REDIR_POST_302, CONST_CS|CONST_PERSISTENT);
+#if PHP_HTTP_CURL_VERSION(7,26,0)
+       REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "POSTREDIR_303", CURL_REDIR_POST_303, CONST_CS|CONST_PERSISTENT);
+#endif
        REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "POSTREDIR_ALL", CURL_REDIR_POST_ALL, CONST_CS|CONST_PERSISTENT);
 #endif
 
@@ -2149,28 +2530,11 @@ PHP_MSHUTDOWN_FUNCTION(http_client_curl)
        php_persistent_handle_cleanup(ZEND_STRL("http\\Client\\Curl\\Request"), NULL, 0 TSRMLS_CC);
 
        php_http_options_dtor(&php_http_curle_options);
+       php_http_options_dtor(&php_http_curlm_options);
 
        return SUCCESS;
 }
 
-#if PHP_HTTP_HAVE_EVENT
-PHP_RINIT_FUNCTION(http_client_curl)
-{
-       if (!PHP_HTTP_G->curl.event_base && !(PHP_HTTP_G->curl.event_base = event_base_new())) {
-               return FAILURE;
-       }
-       return SUCCESS;
-}
-PHP_RSHUTDOWN_FUNCTION(http_client_curl)
-{
-       if (PHP_HTTP_G->curl.event_base) {
-               event_base_free(PHP_HTTP_G->curl.event_base);
-               PHP_HTTP_G->curl.event_base = NULL;
-       }
-       return SUCCESS;
-}
-#endif /* PHP_HTTP_HAVE_EVENT */
-
 #endif /* PHP_HTTP_HAVE_CURL */
 
 /*