release 2.4.0
[m6w6/ext-http] / php_http_url.c
index e26a45d25c4cf4399d31821aa1535491f54013f0..35178dc882a8b2314c821681088e9b6d0b43d3b9 100644 (file)
@@ -57,111 +57,173 @@ static inline char *localhostname(void)
        return estrndup("localhost", lenof("localhost"));
 }
 
-static php_url *php_http_url_from_env(php_url *url TSRMLS_DC)
+#define url(buf) ((php_http_url_t *) (buf).data)
+
+static php_http_url_t *php_http_url_from_env(TSRMLS_D)
 {
        zval *https, *zhost, *zport;
        long port;
+       php_http_buffer_t buf;
 
-       if (!url) {
-               url = ecalloc(1, sizeof(*url));
-       }
-
-       /* port */
-       zport = php_http_env_get_server_var(ZEND_STRL("SERVER_PORT"), 1 TSRMLS_CC);
-       if (zport && IS_LONG == is_numeric_string(Z_STRVAL_P(zport), Z_STRLEN_P(zport), &port, NULL, 0)) {
-               url->port = port;
-       }
+       php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
+       php_http_buffer_account(&buf, sizeof(php_http_url_t));
+       memset(buf.data, 0, buf.used);
 
        /* scheme */
+       url(buf)->scheme = &buf.data[buf.used];
        https = php_http_env_get_server_var(ZEND_STRL("HTTPS"), 1 TSRMLS_CC);
        if (https && !strcasecmp(Z_STRVAL_P(https), "ON")) {
-               url->scheme = estrndup("https", lenof("https"));
+               php_http_buffer_append(&buf, "https", sizeof("https"));
        } else {
-               url->scheme = estrndup("http", lenof("http"));
+               php_http_buffer_append(&buf, "http", sizeof("http"));
        }
 
        /* host */
+       url(buf)->host = &buf.data[buf.used];
        if ((((zhost = php_http_env_get_server_var(ZEND_STRL("HTTP_HOST"), 1 TSRMLS_CC)) ||
                        (zhost = php_http_env_get_server_var(ZEND_STRL("SERVER_NAME"), 1 TSRMLS_CC)) ||
                        (zhost = php_http_env_get_server_var(ZEND_STRL("SERVER_ADDR"), 1 TSRMLS_CC)))) && Z_STRLEN_P(zhost)) {
                size_t stop_at = strspn(Z_STRVAL_P(zhost), "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-.");
 
-               url->host = estrndup(Z_STRVAL_P(zhost), stop_at);
+               php_http_buffer_append(&buf, Z_STRVAL_P(zhost), stop_at);
+               php_http_buffer_append(&buf, "", 1);
        } else {
-               url->host = localhostname();
+               char *host_str = localhostname();
+
+               php_http_buffer_append(&buf, host_str, strlen(host_str) + 1);
+               efree(host_str);
+       }
+
+       /* port */
+       zport = php_http_env_get_server_var(ZEND_STRL("SERVER_PORT"), 1 TSRMLS_CC);
+       if (zport && IS_LONG == is_numeric_string(Z_STRVAL_P(zport), Z_STRLEN_P(zport), &port, NULL, 0)) {
+               url(buf)->port = port;
        }
 
        /* path */
        if (SG(request_info).request_uri && SG(request_info).request_uri[0]) {
                const char *q = strchr(SG(request_info).request_uri, '?');
 
+               url(buf)->path = &buf.data[buf.used];
+
                if (q) {
-                       url->path = estrndup(SG(request_info).request_uri, q - SG(request_info).request_uri);
+                       php_http_buffer_append(&buf, SG(request_info).request_uri, q - SG(request_info).request_uri);
+                       php_http_buffer_append(&buf, "", 1);
                } else {
-                       url->path = estrdup(SG(request_info).request_uri);
+                       php_http_buffer_append(&buf, SG(request_info).request_uri, strlen(SG(request_info).request_uri) + 1);
                }
        }
 
        /* query */
        if (SG(request_info).query_string && SG(request_info).query_string[0]) {
-               url->query = estrdup(SG(request_info).query_string);
+               url(buf)->query = &buf.data[buf.used];
+               php_http_buffer_append(&buf, SG(request_info).query_string, strlen(SG(request_info).query_string) + 1);
        }
 
-       return url;
+       return url(buf);
 }
 
-void php_http_url(int flags, const php_url *old_url, const php_url *new_url, php_url **url_ptr, char **url_str, size_t *url_len TSRMLS_DC)
+#define url_isset(u,n) \
+       ((u)&&(u)->n)
+#define url_append(buf, append) do { \
+       char *_ptr = (buf)->data; \
+       php_http_url_t *_url = (php_http_url_t *) _ptr, _mem = *_url; \
+       append; \
+       /* relocate */ \
+       if (_ptr != (buf)->data) { \
+               ptrdiff_t diff = (buf)->data - _ptr; \
+               _url = (php_http_url_t *) (buf)->data; \
+               if (_mem.scheme)        _url->scheme += diff; \
+               if (_mem.user)          _url->user += diff; \
+               if (_mem.pass)          _url->pass += diff; \
+               if (_mem.host)          _url->host += diff; \
+               if (_mem.path)          _url->path += diff; \
+               if (_mem.query)         _url->query += diff; \
+               if (_mem.fragment)      _url->fragment += diff; \
+       } \
+} while (0)
+#define url_copy(n) do { \
+       if (url_isset(new_url, n)) { \
+               url(buf)->n = &buf.data[buf.used]; \
+               url_append(&buf, php_http_buffer_append(&buf, new_url->n, strlen(new_url->n) + 1)); \
+       } else if (url_isset(old_url, n)) { \
+               url(buf)->n = &buf.data[buf.used]; \
+               url_append(&buf, php_http_buffer_append(&buf, old_url->n, strlen(old_url->n) + 1)); \
+       } \
+} while (0)
+
+php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_url_t *new_url, unsigned flags TSRMLS_DC)
 {
-       php_url *url, *tmp_url = NULL;
+       php_http_url_t *tmp_url = NULL;
+       php_http_buffer_t buf;
+
+       php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
+       php_http_buffer_account(&buf, sizeof(php_http_url_t));
+       memset(buf.data, 0, buf.used);
 
        /* set from env if requested */
        if (flags & PHP_HTTP_URL_FROM_ENV) {
-               php_url *env_url = php_http_url_from_env(NULL TSRMLS_CC);
-
-               php_http_url(flags ^ PHP_HTTP_URL_FROM_ENV, env_url, old_url, &tmp_url, NULL, NULL TSRMLS_CC);
+               php_http_url_t *env_url = php_http_url_from_env(TSRMLS_C);
 
-               php_url_free(env_url);
-               old_url = tmp_url;
+               old_url = tmp_url = php_http_url_mod(env_url, old_url, flags ^ PHP_HTTP_URL_FROM_ENV TSRMLS_CC);
+               php_http_url_free(&env_url);
        }
 
-       url = ecalloc(1, sizeof(*url));
+       url_copy(scheme);
 
-#define __URLSET(u,n) \
-       ((u)&&(u)->n)
-#define __URLCPY(n) \
-       url->n = __URLSET(new_url,n) ? estrdup(new_url->n) : (__URLSET(old_url,n) ? estrdup(old_url->n) : NULL)
-       
-       if (!(flags & PHP_HTTP_URL_STRIP_PORT)) {
-               url->port = __URLSET(new_url, port) ? new_url->port : ((old_url) ? old_url->port : 0);
-       }
        if (!(flags & PHP_HTTP_URL_STRIP_USER)) {
-               __URLCPY(user);
+               url_copy(user);
        }
+
        if (!(flags & PHP_HTTP_URL_STRIP_PASS)) {
-               __URLCPY(pass);
+               url_copy(pass);
        }
        
-       __URLCPY(scheme);
-       __URLCPY(host);
+       url_copy(host);
        
+       if (!(flags & PHP_HTTP_URL_STRIP_PORT)) {
+               url(buf)->port = url_isset(new_url, port) ? new_url->port : ((old_url) ? old_url->port : 0);
+       }
+
        if (!(flags & PHP_HTTP_URL_STRIP_PATH)) {
-               if ((flags & PHP_HTTP_URL_JOIN_PATH) && __URLSET(old_url, path) && __URLSET(new_url, path) && *new_url->path != '/') {
+               if ((flags & PHP_HTTP_URL_JOIN_PATH) && url_isset(old_url, path) && url_isset(new_url, path) && *new_url->path != '/') {
                        size_t old_path_len = strlen(old_url->path), new_path_len = strlen(new_url->path);
+                       char *path = ecalloc(1, old_path_len + new_path_len + 1 + 1);
                        
-                       url->path = ecalloc(1, old_path_len + new_path_len + 1 + 1);
+                       strcat(path, old_url->path);
+                       if (path[old_path_len - 1] != '/') {
+                               php_dirname(path, old_path_len);
+                               strcat(path, "/");
+                       }
+                       strcat(path, new_url->path);
                        
-                       strcat(url->path, old_url->path);
-                       if (url->path[old_path_len - 1] != '/') {
-                               php_dirname(url->path, old_path_len);
-                               strcat(url->path, "/");
+                       url(buf)->path = &buf.data[buf.used];
+                       if (path[0] != '/') {
+                               url_append(&buf, php_http_buffer_append(&buf, "/", 1));
                        }
-                       strcat(url->path, new_url->path);
+                       url_append(&buf, php_http_buffer_append(&buf, path, strlen(path) + 1));
+                       efree(path);
                } else {
-                       __URLCPY(path);
+                       const char *path = NULL;
+
+                       if (url_isset(new_url, path)) {
+                               path = new_url->path;
+                       } else if (url_isset(old_url, path)) {
+                               path = old_url->path;
+                       }
+
+                       if (path) {
+                               url(buf)->path = &buf.data[buf.used];
+
+                               url_append(&buf, php_http_buffer_append(&buf, path, strlen(path) + 1));
+                       }
+
+
                }
        }
+
        if (!(flags & PHP_HTTP_URL_STRIP_QUERY)) {
-               if ((flags & PHP_HTTP_URL_JOIN_QUERY) && __URLSET(new_url, query) && __URLSET(old_url, query)) {
+               if ((flags & PHP_HTTP_URL_JOIN_QUERY) && url_isset(new_url, query) && url_isset(old_url, query)) {
                        zval qarr, qstr;
                        
                        INIT_PZVAL(&qstr);
@@ -175,49 +237,34 @@ void php_http_url(int flags, const php_url *old_url, const php_url *new_url, php
                        
                        ZVAL_NULL(&qstr);
                        php_http_querystring_update(&qarr, NULL, &qstr TSRMLS_CC);
-                       url->query = Z_STRVAL(qstr);
+
+                       url(buf)->query = &buf.data[buf.used];
+                       url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL(qstr), Z_STRLEN(qstr) + 1));
+
+                       zval_dtor(&qstr);
                        zval_dtor(&qarr);
                } else {
-                       __URLCPY(query);
+                       url_copy(query);
                }
        }
+
        if (!(flags & PHP_HTTP_URL_STRIP_FRAGMENT)) {
-               __URLCPY(fragment);
+               url_copy(fragment);
        }
        
        /* done with copy & combine & strip */
 
        if (flags & PHP_HTTP_URL_FROM_ENV) {
                /* free old_url we tainted above */
-               php_url_free(tmp_url);
-       }
-
-       /* set some sane defaults */
-
-       if (!url->scheme) {
-               url->scheme = estrndup("http", lenof("http"));
+               php_http_url_free(&tmp_url);
        }
 
-       if (!url->host) {
-               url->host = estrndup("localhost", lenof("localhost"));
-       }
-       
-       if (!url->path) {
-               url->path = estrndup("/", 1);
-       } else if (url->path[0] != '/') {
-               size_t plen = strlen(url->path);
-               char *path = emalloc(plen + 1 + 1);
-
-               path[0] = '/';
-               memcpy(&path[1], url->path, plen + 1);
-               STR_SET(url->path, path);
-       }
        /* replace directory references if path is not a single slash */
        if ((flags & PHP_HTTP_URL_SANITIZE_PATH)
-       &&      url->path[0] && (url->path[0] != '/' || url->path[1])) {
-               char *ptr, *end = url->path + strlen(url->path) + 1;
+       &&      url(buf)->path[0] && url(buf)->path[1]) {
+               char *ptr, *end = url(buf)->path + strlen(url(buf)->path) + 1;
                        
-               for (ptr = strchr(url->path, '/'); ptr; ptr = strchr(ptr, '/')) {
+               for (ptr = strchr(url(buf)->path, '/'); ptr; ptr = strchr(ptr, '/')) {
                        switch (ptr[1]) {
                                case '/':
                                        memmove(&ptr[1], &ptr[2], end - &ptr[2]);
@@ -236,7 +283,7 @@ void php_http_url(int flags, const php_url *old_url, const php_url *new_url, php
                                                case '.':
                                                        if (ptr[3] == '/') {
                                                                char *pos = &ptr[4];
-                                                               while (ptr != url->path) {
+                                                               while (ptr != url(buf)->path) {
                                                                        if (*--ptr == '/') {
                                                                                break;
                                                                        }
@@ -263,26 +310,247 @@ void php_http_url(int flags, const php_url *old_url, const php_url *new_url, php
                }
        }
        /* unset default ports */
-       if (url->port) {
-               if (    ((url->port == 80) && !strcmp(url->scheme, "http"))
-                       ||      ((url->port ==443) && !strcmp(url->scheme, "https"))
+       if (url(buf)->port) {
+               if (    ((url(buf)->port == 80) && url(buf)->scheme && !strcmp(url(buf)->scheme, "http"))
+                       ||      ((url(buf)->port ==443) && url(buf)->scheme && !strcmp(url(buf)->scheme, "https"))
                ) {
-                       url->port = 0;
+                       url(buf)->port = 0;
                }
        }
        
+       return url(buf);
+}
+
+char *php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *url_len, zend_bool persistent)
+{
+       php_http_buffer_t buf;
+
+       php_http_buffer_init_ex(&buf, PHP_HTTP_BUFFER_DEFAULT_SIZE, persistent ?
+                       PHP_HTTP_BUFFER_INIT_PERSISTENT : 0);
+
+       if (url->scheme && *url->scheme) {
+               php_http_buffer_appendl(&buf, url->scheme);
+               php_http_buffer_appends(&buf, "://");
+       } else if ((url->user && *url->user) || (url->host && *url->host)) {
+               php_http_buffer_appends(&buf, "//");
+       }
+
+       if (url->user && *url->user) {
+               php_http_buffer_appendl(&buf, url->user);
+               if (url->pass && *url->pass) {
+                       php_http_buffer_appends(&buf, ":");
+                       php_http_buffer_appendl(&buf, url->pass);
+               }
+               php_http_buffer_appends(&buf, "@");
+       }
+
+       if (url->host && *url->host) {
+               php_http_buffer_appendl(&buf, url->host);
+               if (url->port) {
+                       php_http_buffer_appendf(&buf, ":%hu", url->port);
+               }
+       }
+
+       if (url->path && *url->path) {
+               if (*url->path != '/') {
+                       php_http_buffer_appends(&buf, "/");
+               }
+               php_http_buffer_appendl(&buf, url->path);
+       } else if (buf.used) {
+               php_http_buffer_appends(&buf, "/");
+       }
+
+       if (url->query && *url->query) {
+               php_http_buffer_appends(&buf, "?");
+               php_http_buffer_appendl(&buf, url->query);
+       }
+
+       if (url->fragment && *url->fragment) {
+               php_http_buffer_appends(&buf, "#");
+               php_http_buffer_appendl(&buf, url->fragment);
+       }
+
+       php_http_buffer_shrink(&buf);
+       php_http_buffer_fix(&buf);
+
+       if (url_len) {
+               *url_len = buf.used;
+       }
+
        if (url_str) {
-               php_http_url_to_string(url, url_str, url_len TSRMLS_CC);
+               *url_str = buf.data;
        }
-       
-       if (url_ptr) {
-               *url_ptr = url;
+
+       return buf.data;
+}
+
+char *php_http_url_authority_to_string(const php_http_url_t *url, char **url_str, size_t *url_len)
+{
+       php_http_buffer_t buf;
+
+       php_http_buffer_init(&buf);
+
+       if (url->user && *url->user) {
+               php_http_buffer_appendl(&buf, url->user);
+               if (url->pass && *url->pass) {
+                       php_http_buffer_appends(&buf, ":");
+                       php_http_buffer_appendl(&buf, url->pass);
+               }
+               php_http_buffer_appends(&buf, "@");
+       }
+
+       if (url->host && *url->host) {
+               php_http_buffer_appendl(&buf, url->host);
+               if (url->port) {
+                       php_http_buffer_appendf(&buf, ":%hu", url->port);
+               }
+       }
+
+       php_http_buffer_shrink(&buf);
+       php_http_buffer_fix(&buf);
+
+       if (url_len) {
+               *url_len = buf.used;
+       }
+
+       if (url_str) {
+               *url_str = buf.data;
+       }
+
+       return buf.data;
+}
+
+php_http_url_t *php_http_url_from_zval(zval *value, unsigned flags TSRMLS_DC)
+{
+       zval *zcpy;
+       php_http_url_t *purl;
+
+       switch (Z_TYPE_P(value)) {
+       case IS_ARRAY:
+       case IS_OBJECT:
+               purl = php_http_url_from_struct(HASH_OF(value));
+               break;
+
+       default:
+               zcpy = php_http_ztyp(IS_STRING, value);
+               purl = php_http_url_parse(Z_STRVAL_P(zcpy), Z_STRLEN_P(zcpy), flags TSRMLS_CC);
+               zval_ptr_dtor(&zcpy);
+       }
+
+       return purl;
+}
+
+php_http_url_t *php_http_url_from_struct(HashTable *ht)
+{
+       zval **e;
+       php_http_buffer_t buf;
+
+       php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
+       php_http_buffer_account(&buf, sizeof(php_http_url_t));
+       memset(buf.data, 0, buf.used);
+
+       if (SUCCESS == zend_hash_find(ht, "scheme", sizeof("scheme"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->scheme = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "user", sizeof("user"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->user = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "pass", sizeof("pass"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->pass = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "host", sizeof("host"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->host = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "port", sizeof("port"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_LONG, *e);
+               url(buf)->port = (unsigned short) Z_LVAL_P(cpy);
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "path", sizeof("path"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->path = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "query", sizeof("query"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->query = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+       if (SUCCESS == zend_hash_find(ht, "fragment", sizeof("fragment"), (void *) &e)) {
+               zval *cpy = php_http_ztyp(IS_STRING, *e);
+               url(buf)->fragment = &buf.data[buf.used];
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
+               zval_ptr_dtor(&cpy);
+       }
+
+       return url(buf);
+}
+
+HashTable *php_http_url_to_struct(const php_http_url_t *url, zval *strct TSRMLS_DC)
+{
+       zval arr;
+
+       if (strct) {
+               switch (Z_TYPE_P(strct)) {
+                       default:
+                               zval_dtor(strct);
+                               array_init(strct);
+                               /* no break */
+                       case IS_ARRAY:
+                       case IS_OBJECT:
+                               INIT_PZVAL_ARRAY((&arr), HASH_OF(strct));
+                               break;
+               }
        } else {
-               php_url_free(url);
+               INIT_PZVAL(&arr);
+               array_init(&arr);
+       }
+
+       if (url) {
+               if (url->scheme) {
+                       add_assoc_string(&arr, "scheme", url->scheme, 1);
+               }
+               if (url->user) {
+                       add_assoc_string(&arr, "user", url->user, 1);
+               }
+               if (url->pass) {
+                       add_assoc_string(&arr, "pass", url->pass, 1);
+               }
+               if (url->host) {
+                       add_assoc_string(&arr, "host", url->host, 1);
+               }
+               if (url->port) {
+                       add_assoc_long(&arr, "port", (long) url->port);
+               }
+               if (url->path) {
+                       add_assoc_string(&arr, "path", url->path, 1);
+               }
+               if (url->query) {
+                       add_assoc_string(&arr, "query", url->query, 1);
+               }
+               if (url->fragment) {
+                       add_assoc_string(&arr, "fragment", url->fragment, 1);
+               }
        }
+
+       return Z_ARRVAL(arr);
 }
 
-STATUS php_http_url_encode_hash(HashTable *hash, const char *pre_encoded_str, size_t pre_encoded_len, char **encoded_str, size_t *encoded_len TSRMLS_DC)
+ZEND_RESULT_CODE php_http_url_encode_hash(HashTable *hash, const char *pre_encoded_str, size_t pre_encoded_len, char **encoded_str, size_t *encoded_len TSRMLS_DC)
 {
        const char *arg_sep_str;
        size_t arg_sep_len;
@@ -301,7 +569,7 @@ STATUS php_http_url_encode_hash(HashTable *hash, const char *pre_encoded_str, si
        return SUCCESS;
 }
 
-STATUS php_http_url_encode_hash_ex(HashTable *hash, php_http_buffer_t *qstr, const char *arg_sep_str, size_t arg_sep_len, const char *val_sep_str, size_t val_sep_len, const char *pre_encoded_str, size_t pre_encoded_len TSRMLS_DC)
+ZEND_RESULT_CODE php_http_url_encode_hash_ex(HashTable *hash, php_http_buffer_t *qstr, const char *arg_sep_str, size_t arg_sep_len, const char *val_sep_str, size_t val_sep_len, const char *pre_encoded_str, size_t pre_encoded_len TSRMLS_DC)
 {
        if (pre_encoded_len && pre_encoded_str) {
                php_http_buffer_append(qstr, pre_encoded_str, pre_encoded_len);
@@ -314,6 +582,19 @@ STATUS php_http_url_encode_hash_ex(HashTable *hash, php_http_buffer_t *qstr, con
        return SUCCESS;
 }
 
+struct parse_state {
+       php_http_url_t url;
+#ifdef ZTS
+       void ***ts;
+#endif
+       const char *ptr;
+       const char *end;
+       size_t maxlen;
+       off_t offset;
+       unsigned flags;
+       char buffer[1]; /* last member */
+};
+
 void php_http_url_free(php_http_url_t **url)
 {
        if (*url) {
@@ -322,7 +603,44 @@ void php_http_url_free(php_http_url_t **url)
        }
 }
 
-static size_t parse_mb_utf8(php_http_url_t *url, const char *ptr, const char *end, zend_bool idn)
+php_http_url_t *php_http_url_copy(const php_http_url_t *url, zend_bool persistent)
+{
+       php_http_url_t *cpy;
+       const char *end = NULL, *url_ptr = (const char *) url;
+       char *cpy_ptr;
+
+       end = MAX(url->scheme, end);
+       end = MAX(url->pass, end);
+       end = MAX(url->user, end);
+       end = MAX(url->host, end);
+       end = MAX(url->path, end);
+       end = MAX(url->query, end);
+       end = MAX(url->fragment, end);
+
+       if (end) {
+               end += strlen(end) + 1;
+               cpy_ptr = pecalloc(1, end - url_ptr, persistent);
+               cpy = (php_http_url_t *) cpy_ptr;
+
+               memcpy(cpy_ptr + sizeof(*cpy), url_ptr + sizeof(*url), end - url_ptr - sizeof(*url));
+
+               cpy->scheme = url->scheme ? cpy_ptr + (url->scheme - url_ptr) : NULL;
+               cpy->pass = url->pass ? cpy_ptr + (url->pass - url_ptr) : NULL;
+               cpy->user = url->user ? cpy_ptr + (url->user - url_ptr) : NULL;
+               cpy->host = url->host ? cpy_ptr + (url->host - url_ptr) : NULL;
+               cpy->path = url->path ? cpy_ptr + (url->path - url_ptr) : NULL;
+               cpy->query = url->query ? cpy_ptr + (url->query - url_ptr) : NULL;
+               cpy->fragment = url->fragment ? cpy_ptr + (url->fragment - url_ptr) : NULL;
+       } else {
+               cpy = ecalloc(1, sizeof(*url));
+       }
+
+       cpy->port = url->port;
+
+       return cpy;
+}
+
+static size_t parse_mb_utf8(unsigned *wc, const char *ptr, const char *end)
 {
        unsigned wchar;
        size_t consumed = utf8towc(&wchar, (const unsigned char *) ptr, end - ptr);
@@ -330,21 +648,22 @@ static size_t parse_mb_utf8(php_http_url_t *url, const char *ptr, const char *en
        if (!consumed || consumed == (size_t) -1) {
                return 0;
        }
-       if (!idn && !isualnum(wchar)) {
-               return 0;
-       }
 
+       if (wc) {
+               *wc = wchar;
+       }
        return consumed;
 }
 
 #ifdef PHP_HTTP_HAVE_WCHAR
-static size_t parse_mb_loc(php_http_url_t *url, const char *ptr, const char *end, zend_bool idn)
+static size_t parse_mb_loc(unsigned *wc, const char *ptr, const char *end)
 {
        wchar_t wchar;
        size_t consumed = 0;
 #if defined(HAVE_MBRTOWC)
-       mbstate_t ps = {0};
+       mbstate_t ps;
 
+       memset(&ps, 0, sizeof(ps));
        consumed = mbrtowc(&wchar, ptr, end - ptr, &ps);
 #elif defined(HAVE_MBTOWC)
        consumed = mbtowc(&wchar, ptr, end - ptr);
@@ -353,10 +672,10 @@ static size_t parse_mb_loc(php_http_url_t *url, const char *ptr, const char *end
        if (!consumed || consumed == (size_t) -1) {
                return 0;
        }
-       if (!idn && !iswalnum(wchar)) {
-               return 0;
-       }
 
+       if (wc) {
+               *wc = wchar;
+       }
        return consumed;
 }
 #endif
@@ -381,50 +700,73 @@ static const char * const parse_what[] = {
 
 static const char parse_xdigits[] = "0123456789ABCDEF";
 
-static size_t parse_mb(php_http_url_t *url, parse_mb_what_t what, const char *ptr, const char *end, const char *begin, zend_bool silent)
+static size_t parse_mb(struct parse_state *state, parse_mb_what_t what, const char *ptr, const char *end, const char *begin, zend_bool silent)
 {
+       unsigned wchar;
        size_t consumed = 0;
-       zend_bool idn = (what == PARSE_HOSTINFO) && (url->flags & PHP_HTTP_URL_PARSE_IDN);
 
-       if (url->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
-               consumed = parse_mb_utf8(url, ptr, end, idn);
+       if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
+               consumed = parse_mb_utf8(&wchar, ptr, end);
        }
 #ifdef PHP_HTTP_HAVE_WCHAR
-       else if (url->flags & PHP_HTTP_URL_PARSE_MBLOC) {
-               consumed = parse_mb_loc(url, ptr, end, idn);
+       else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
+               consumed = parse_mb_loc(&wchar, ptr, end);
        }
 #endif
 
-       if (consumed) {
-               if (!(url->flags & PHP_HTTP_URL_PARSE_PCTENC) || what == PARSE_HOSTINFO || what == PARSE_SCHEME) {
-                       PHP_HTTP_DUFF(consumed, url->buffer[url->offset++] = *ptr++);
+       while (consumed) {
+               if (!(state->flags & PHP_HTTP_URL_PARSE_TOPCT) || what == PARSE_HOSTINFO || what == PARSE_SCHEME) {
+                       if (what == PARSE_HOSTINFO && (state->flags & PHP_HTTP_URL_PARSE_TOIDN)) {
+                               /* idna */
+                       } else if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
+                               if (!isualnum(wchar)) {
+                                       break;
+                               }
+#ifdef PHP_HTTP_HAVE_WCHAR
+                       } else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
+                               if (!iswalnum(wchar)) {
+                                       break;
+                               }
+#endif
+                       }
+                       PHP_HTTP_DUFF(consumed, state->buffer[state->offset++] = *ptr++);
                } else {
                        int i = 0;
 
                        PHP_HTTP_DUFF(consumed,
-                                       url->buffer[url->offset++] = '%';
-                                       url->buffer[url->offset++] = parse_xdigits[((unsigned char) ptr[i]) >> 4];
-                                       url->buffer[url->offset++] = parse_xdigits[((unsigned char) ptr[i]) & 0xf];
+                                       state->buffer[state->offset++] = '%';
+                                       state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) >> 4];
+                                       state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) & 0xf];
                                        ++i;
                        );
                }
-       } else if (!silent) {
-               TSRMLS_FETCH_FROM_CTX(url->ts);
-               php_error_docref(NULL TSRMLS_CC, E_WARNING,
-                               "Failed to parse %s; unexpected byte 0x%02x at pos %u in '%s'",
-                               parse_what[what], (unsigned char) *ptr, (unsigned) (ptr - begin), begin);
+
+               return consumed;
        }
 
-       return consumed;
+       if (!silent) {
+               TSRMLS_FETCH_FROM_CTX(state->ts);
+               if (consumed) {
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING,
+                                       "Failed to parse %s; unexpected multibyte sequence 0x%x at pos %u in '%s'",
+                                       parse_what[what], wchar, (unsigned) (ptr - begin), begin);
+               } else {
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING,
+                                       "Failed to parse %s; unexpected byte 0x%02x at pos %u in '%s'",
+                                       parse_what[what], (unsigned char) *ptr, (unsigned) (ptr - begin), begin);
+               }
+       }
+
+       return 0;
 }
 
-static STATUS parse_userinfo(php_http_url_t *url, const char *ptr)
+static ZEND_RESULT_CODE parse_userinfo(struct parse_state *state, const char *ptr)
 {
        size_t mb;
-       const char *password = NULL, *end = url->ptr, *tmp = ptr;
-       TSRMLS_FETCH_FROM_CTX(url->ts);
+       const char *password = NULL, *end = state->ptr, *tmp = ptr;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
 
-       url->user = &url->buffer[url->offset];
+       state->url.user = &state->buffer[state->offset];
 
        do {
                switch (*ptr) {
@@ -436,8 +778,8 @@ static STATUS parse_userinfo(php_http_url_t *url, const char *ptr)
                                return FAILURE;
                        }
                        password = ptr + 1;
-                       url->buffer[url->offset++] = 0;
-                       url->pass = &url->buffer[url->offset];
+                       state->buffer[state->offset++] = 0;
+                       state->url.pass = &state->buffer[state->offset];
                        break;
 
                case '%':
@@ -447,9 +789,9 @@ static STATUS parse_userinfo(php_http_url_t *url, const char *ptr)
                                                (unsigned) (ptr - tmp), tmp);
                                return FAILURE;
                        }
-                       url->buffer[url->offset++] = *ptr++;
-                       url->buffer[url->offset++] = *ptr++;
-                       url->buffer[url->offset++] = *ptr;
+                       state->buffer[state->offset++] = *ptr++;
+                       state->buffer[state->offset++] = *ptr++;
+                       state->buffer[state->offset++] = *ptr;
                        break;
 
                case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
@@ -466,11 +808,11 @@ static STATUS parse_userinfo(php_http_url_t *url, const char *ptr)
                case '0': case '1': case '2': case '3': case '4': case '5': case '6':
                case '7': case '8': case '9':
                        /* allowed */
-                       url->buffer[url->offset++] = *ptr;
+                       state->buffer[state->offset++] = *ptr;
                        break;
 
                default:
-                       if (!(mb = parse_mb(url, PARSE_USERINFO, ptr, end, tmp, 0))) {
+                       if (!(mb = parse_mb(state, PARSE_USERINFO, ptr, end, tmp, 0))) {
                                return FAILURE;
                        }
                        ptr += mb - 1;
@@ -478,17 +820,183 @@ static STATUS parse_userinfo(php_http_url_t *url, const char *ptr)
        } while(++ptr != end);
 
 
-       url->buffer[url->offset++] = 0;
+       state->buffer[state->offset++] = 0;
 
        return SUCCESS;
 }
 
-static STATUS parse_hostinfo(php_http_url_t *url, const char *ptr)
+#if defined(PHP_WIN32) || defined(HAVE_UIDNA_IDNTOASCII)
+typedef size_t (*parse_mb_func)(unsigned *wc, const char *ptr, const char *end);
+static ZEND_RESULT_CODE to_utf16(parse_mb_func fn, const char *u8, uint16_t **u16, size_t *len)
 {
-       size_t mb, len;
-       const char *end = url->ptr, *tmp = ptr, *port = NULL;
-       TSRMLS_FETCH_FROM_CTX(url->ts);
+       size_t offset = 0, u8_len = strlen(u8);
 
+       *u16 = ecalloc(4 * sizeof(uint16_t), u8_len + 1);
+       *len = 0;
+
+       while (offset < u8_len) {
+               unsigned wc;
+               uint16_t buf[2], *ptr = buf;
+               size_t consumed = fn(&wc, &u8[offset], &u8[u8_len]);
+
+               if (!consumed) {
+                       efree(*u16);
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse UTF-8 at pos %zu of '%s'", offset, u8);
+                       return FAILURE;
+               } else {
+                       offset += consumed;
+               }
+
+               switch (wctoutf16(buf, wc)) {
+               case 2:
+                       (*u16)[(*len)++] = *ptr++;
+                       /* no break */
+               case 1:
+                       (*u16)[(*len)++] = *ptr++;
+                       break;
+               case 0:
+               default:
+                       efree(*u16);
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to convert UTF-32 'U+%X' to UTF-16", wc);
+                       return FAILURE;
+               }
+       }
+
+       return SUCCESS;
+}
+#endif
+
+#ifndef MAXHOSTNAMELEN
+#      define MAXHOSTNAMELEN 256
+#endif
+
+#ifdef PHP_HTTP_HAVE_IDN
+static ZEND_RESULT_CODE parse_idn(struct parse_state *state, size_t prev_len)
+{
+       char *idn = NULL;
+       int rv = -1;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
+
+       if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
+               rv = idna_to_ascii_8z(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
+       }
+#      ifdef PHP_HTTP_HAVE_WCHAR
+       else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
+               rv = idna_to_ascii_lz(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
+       }
+#      endif
+       if (rv != IDNA_SUCCESS) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; %s", idna_strerror(rv));
+               return FAILURE;
+       } else {
+               size_t idnlen = strlen(idn);
+               memcpy(state->url.host, idn, idnlen + 1);
+               free(idn);
+               state->offset += idnlen - prev_len;
+               return SUCCESS;
+       }
+}
+#endif
+
+#ifdef HAVE_UIDNA_IDNTOASCII
+#      if HAVE_UNICODE_UIDNA_H
+#              include <unicode/uidna.h>
+#      else
+typedef uint16_t UChar;
+typedef enum { U_ZERO_ERROR = 0 } UErrorCode;
+int32_t uidna_IDNToASCII(const UChar *src, int32_t srcLength, UChar *dest, int32_t destCapacity, int32_t options, void *parseError, UErrorCode *status);
+#      endif
+static ZEND_RESULT_CODE parse_uidn(struct parse_state *state)
+{
+       char *host_ptr;
+       uint16_t *uhost_str, ahost_str[MAXHOSTNAMELEN], *ahost_ptr;
+       size_t uhost_len, ahost_len;
+       UErrorCode error = U_ZERO_ERROR;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
+
+       if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
+               if (SUCCESS != to_utf16(parse_mb_utf8, state->url.host, &uhost_str, &uhost_len)) {
+                       return FAILURE;
+               }
+#ifdef PHP_HTTP_HAVE_WCHAR
+       } else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
+               if (SUCCESS != to_utf16(parse_mb_loc, state->url.host, &uhost_str, &uhost_len)) {
+                       return FAILURE;
+               }
+#endif
+       } else {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; codepage not specified");
+               return FAILURE;
+       }
+
+       ahost_len = uidna_IDNToASCII(uhost_str, uhost_len, ahost_str, MAXHOSTNAMELEN, 3, NULL, &error);
+       efree(uhost_str);
+
+       if (error != U_ZERO_ERROR) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; ICU error %d", error);
+               return FAILURE;
+       }
+
+       host_ptr = state->url.host;
+       ahost_ptr = ahost_str;
+       PHP_HTTP_DUFF(ahost_len, *host_ptr++ = *ahost_ptr++);
+
+       *host_ptr = '\0';
+       state->offset += host_ptr - state->url.host;
+
+       return SUCCESS;
+}
+#endif
+
+#if 0 && defined(PHP_WIN32)
+static ZEND_RESULT_CODE parse_widn(struct parse_state *state)
+{
+       char *host_ptr;
+       uint16_t *uhost_str, ahost_str[MAXHOSTNAMELEN], *ahost_ptr;
+       size_t uhost_len;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
+
+       if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
+               if (SUCCESS != to_utf16(parse_mb_utf8, state->url.host, &uhost_str, &uhost_len)) {
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN");
+                       return FAILURE;
+               }
+#ifdef PHP_HTTP_HAVE_WCHAR
+       } else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
+               if (SUCCESS != to_utf16(parse_mb_loc, state->url.host, &uhost_str, &uhost_len)) {
+                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN");
+                       return FAILURE;
+               }
+#endif
+       } else {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN");
+               return FAILURE;
+       }
+
+       if (!IdnToAscii(IDN_ALLOW_UNASSIGNED|IDN_USE_STD3_ASCII_RULES, uhost_str, uhost_len, ahost_str, MAXHOSTNAMELEN)) {
+               efree(uhost_str);
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN");
+               return FAILURE;
+       }
+
+       efree(uhost_str);
+       host_ptr = state->url.host;
+       ahost_ptr = ahost_str;
+       PHP_HTTP_DUFF(wcslen(ahost_str), *host_ptr++ = *ahost_ptr++);
+       efree(ahost_str);
+
+       *host_ptr = '\0';
+       state->offset += host_ptr - state->url.host;
+
+       return SUCCESS;
+}
+#endif
+
+static ZEND_RESULT_CODE parse_hostinfo(struct parse_state *state, const char *ptr)
+{
+       size_t mb, len;
+       const char *end = state->ptr, *tmp = ptr, *port = NULL;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
 
 #ifdef HAVE_INET_PTON
        if (*ptr == '[') {
@@ -501,12 +1009,12 @@ static STATUS parse_hostinfo(php_http_url_t *url, const char *ptr)
 
                        efree(addr);
                        if (rv == 1) {
-                               url->buffer[url->offset] = '[';
-                               url->host = &url->buffer[url->offset];
-                               inet_ntop(AF_INET6, buf, url->host + 1, url->maxlen - url->offset);
-                               url->offset += strlen(url->host);
-                               url->buffer[url->offset++] = ']';
-                               url->buffer[url->offset++] = 0;
+                               state->buffer[state->offset] = '[';
+                               state->url.host = &state->buffer[state->offset];
+                               inet_ntop(AF_INET6, buf, state->url.host + 1, state->maxlen - state->offset);
+                               state->offset += strlen(state->url.host);
+                               state->buffer[state->offset++] = ']';
+                               state->buffer[state->offset++] = 0;
                                ptr = tmp + 1;
                        } else if (rv == -1) {
                                error = strerror(errno);
@@ -528,7 +1036,7 @@ static STATUS parse_hostinfo(php_http_url_t *url, const char *ptr)
                case ':':
                        if (port) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING,
-                                               "Failed to parse port; duplicate ':' at pos %u in '%s'",
+                                               "Failed to parse port; unexpected ':' at pos %u in '%s'",
                                                (unsigned) (ptr - tmp), tmp);
                                return FAILURE;
                        }
@@ -542,9 +1050,9 @@ static STATUS parse_hostinfo(php_http_url_t *url, const char *ptr)
                                                (unsigned) (ptr - tmp), tmp);
                                return FAILURE;
                        }
-                       url->buffer[url->offset++] = *ptr++;
-                       url->buffer[url->offset++] = *ptr++;
-                       url->buffer[url->offset++] = *ptr;
+                       state->buffer[state->offset++] = *ptr++;
+                       state->buffer[state->offset++] = *ptr++;
+                       state->buffer[state->offset++] = *ptr;
                        break;
 
                case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
@@ -569,123 +1077,116 @@ static STATUS parse_hostinfo(php_http_url_t *url, const char *ptr)
                case '7': case '8': case '9':
                        /* allowed */
                        if (port) {
-                               url->port *= 10;
-                               url->port += *ptr - '0';
+                               state->url.port *= 10;
+                               state->url.port += *ptr - '0';
                        } else {
-                               url->buffer[url->offset++] = *ptr;
+                               state->buffer[state->offset++] = *ptr;
                        }
                        break;
 
                default:
-                       if (port) {
+                       if (ptr == end) {
+                               break;
+                       } else if (port) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING,
                                                "Failed to parse port; unexpected byte 0x%02x at pos %u in '%s'",
                                                (unsigned char) *ptr, (unsigned) (ptr - tmp), tmp);
                                return FAILURE;
-                       } else if (!(mb = parse_mb(url, PARSE_HOSTINFO, ptr, end, tmp, 0))) {
+                       } else if (!(mb = parse_mb(state, PARSE_HOSTINFO, ptr, end, tmp, 0))) {
                                return FAILURE;
                        }
                        ptr += mb - 1;
                }
        } while (++ptr != end);
 
-       if (!url->host) {
+       if (!state->url.host) {
                len = (port ? port - tmp - 1 : end - tmp);
-               url->host = &url->buffer[url->offset - len];
-               url->buffer[url->offset++] = 0;
+               state->url.host = &state->buffer[state->offset - len];
+               state->buffer[state->offset++] = 0;
        }
 
+       if (state->flags & PHP_HTTP_URL_PARSE_TOIDN) {
 #ifdef PHP_HTTP_HAVE_IDN
-       if (url->flags & PHP_HTTP_URL_PARSE_IDN) {
-               char *idn = NULL;
-               int rv = -1;
-
-               if (url->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
-                       rv = idna_to_ascii_8z(url->host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
-               }
-#      ifdef PHP_HTTP_HAVE_WCHAR
-               else if (url->flags & PHP_HTTP_URL_PARSE_MBLOC) {
-                       rv = idna_to_ascii_lz(url->host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
-               }
-#      endif
-               if (rv != IDNA_SUCCESS) {
-                       php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; %s", idna_strerror(rv));
-                       return FAILURE;
-               } else {
-                       size_t idnlen = strlen(idn);
-                       memcpy(url->host, idn, idnlen + 1);
-                       free(idn);
-                       url->offset += idnlen - len;
-               }
-       }
+               return parse_idn(state, len);
+#endif
+#ifdef HAVE_UIDNA_IDNTOASCII
+               return parse_uidn(state);
+#endif
+#if 0 && defined(PHP_WIN32)
+               return parse_widn(state);
 #endif
+       }
 
        return SUCCESS;
 }
 
-static const char *parse_authority(php_http_url_t *url)
+static const char *parse_authority(struct parse_state *state)
 {
-       const char *tmp = url->ptr;
+       const char *tmp = state->ptr, *host = NULL;
 
        do {
-               switch (*url->ptr) {
+               switch (*state->ptr) {
                case '@':
                        /* userinfo delimiter */
-                       if (tmp != url->ptr && SUCCESS != parse_userinfo(url, tmp)) {
+                       if (host) {
+                               TSRMLS_FETCH_FROM_CTX(state->ts);
+                               php_error_docref(NULL TSRMLS_CC, E_WARNING,
+                                               "Failed to parse userinfo; unexpected '@'");
                                return NULL;
                        }
-                       tmp = url->ptr + 1;
+                       host = state->ptr + 1;
+                       if (tmp != state->ptr && SUCCESS != parse_userinfo(state, tmp)) {
+                               return NULL;
+                       }
+                       tmp = state->ptr + 1;
                        break;
 
                case '/':
                case '?':
                case '#':
                case '\0':
+                       EOD:
                        /* host delimiter */
-                       if (tmp != url->ptr && SUCCESS != parse_hostinfo(url, tmp)) {
+                       if (tmp != state->ptr && SUCCESS != parse_hostinfo(state, tmp)) {
                                return NULL;
                        }
-                       return url->ptr;
+                       return state->ptr;
                }
-       } while (++url->ptr <= url->end);
+       } while (++state->ptr <= state->end);
 
-       return NULL;
+       --state->ptr;
+       goto EOD;
 }
 
-static const char *parse_path(php_http_url_t *url)
+static const char *parse_path(struct parse_state *state)
 {
        size_t mb;
        const char *tmp;
-       TSRMLS_FETCH_FROM_CTX(url->ts);
+       TSRMLS_FETCH_FROM_CTX(state->ts);
 
        /* is there actually a path to parse? */
-       if (!*url->ptr) {
-               return url->ptr;
+       if (!*state->ptr) {
+               return state->ptr;
        }
-       tmp = url->ptr;
-       url->path = &url->buffer[url->offset];
+       tmp = state->ptr;
+       state->url.path = &state->buffer[state->offset];
 
        do {
-               switch (*url->ptr) {
+               switch (*state->ptr) {
                case '#':
                case '?':
-               case '\0':
-                       /* did we have any path component ? */
-                       if (tmp != url->ptr) {
-                               url->buffer[url->offset++] = 0;
-                       }
-                       return url->ptr;
+                       goto done;
 
                case '%':
-                       if (url->ptr[1] != '%' && (url->end - url->ptr <= 2 || !isxdigit(*(url->ptr+1)) || !isxdigit(*(url->ptr+2)))) {
+                       if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING,
                                                "Failed to parse path; invalid percent encoding at pos %u in '%s'",
-                                               (unsigned) (url->ptr - tmp), tmp);
+                                               (unsigned) (state->ptr - tmp), tmp);
                                return NULL;
                        }
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                case '/': /* yeah, well */
@@ -704,54 +1205,69 @@ static const char *parse_path(php_http_url_t *url)
                case '0': case '1': case '2': case '3': case '4': case '5': case '6':
                case '7': case '8': case '9':
                        /* allowed */
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                default:
-                       if (!(mb = parse_mb(url, PARSE_PATH, url->ptr, url->end, tmp, 0))) {
+                       if (!(mb = parse_mb(state, PARSE_PATH, state->ptr, state->end, tmp, 0))) {
                                return NULL;
                        }
-                       url->ptr += mb - 1;
+                       state->ptr += mb - 1;
                }
-       } while (++url->ptr <= url->end);
+       } while (++state->ptr < state->end);
 
-       return NULL;
+       done:
+       /* did we have any path component ? */
+       if (tmp != state->ptr) {
+               state->buffer[state->offset++] = 0;
+       } else {
+               state->url.path = NULL;
+       }
+       return state->ptr;
 }
 
-static const char *parse_query(php_http_url_t *url)
+static const char *parse_query(struct parse_state *state)
 {
        size_t mb;
-       const char *tmp = url->ptr + !!*url->ptr;
-       TSRMLS_FETCH_FROM_CTX(url->ts);
+       const char *tmp = state->ptr + !!*state->ptr;
+       TSRMLS_FETCH_FROM_CTX(state->ts);
 
-       /* is there actually a query to parse ? */
-       if (!*url->ptr && *url->ptr != '?') {
-               return url->ptr;
+       /* is there actually a query to parse? */
+       if (*state->ptr != '?') {
+               return state->ptr;
        }
 
        /* skip initial '?' */
-       tmp = ++url->ptr;
-       url->query = &url->buffer[url->offset];
+       tmp = ++state->ptr;
+       state->url.query = &state->buffer[state->offset];
 
        do {
-               switch (*url->ptr) {
+               switch (*state->ptr) {
                case '#':
-               case '\0':
-                       url->buffer[url->offset++] = 0;
-                       return url->ptr;
+                       goto done;
 
                case '%':
-                       if (url->ptr[1] != '%' && (url->end - url->ptr <= 2 || !isxdigit(*(url->ptr+1)) || !isxdigit(*(url->ptr+2)))) {
+                       if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING,
                                                "Failed to parse query; invalid percent encoding at pos %u in '%s'",
-                                               (unsigned) (url->ptr - tmp), tmp);
+                                               (unsigned) (state->ptr - tmp), tmp);
                                return NULL;
                        }
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
+               case ']':
+               case '[':
+                       if (state->flags & PHP_HTTP_URL_PARSE_TOPCT) {
+                               state->buffer[state->offset++] = '%';
+                               state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) >> 4];
+                               state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) & 0xf];
+                               break;
+                       }
+                       /* no break */
+
                case '?': case '/': /* yeah, well */
                case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
                case '+': case ',': case ';': case '=': /* sub-delims */
@@ -768,51 +1284,49 @@ static const char *parse_query(php_http_url_t *url)
                case '0': case '1': case '2': case '3': case '4': case '5': case '6':
                case '7': case '8': case '9':
                        /* allowed */
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                default:
-                       if (!(mb = parse_mb(url, PARSE_QUERY, url->ptr, url->end, tmp, 0))) {
+                       if (!(mb = parse_mb(state, PARSE_QUERY, state->ptr, state->end, tmp, 0))) {
                                return NULL;
                        }
-                       url->ptr += mb - 1;
+                       state->ptr += mb - 1;
                }
-       } while (++url->ptr <= url->end);
+       } while (++state->ptr < state->end);
 
-       return NULL;
+       done:
+       state->buffer[state->offset++] = 0;
+       return state->ptr;
 }
 
-static const char *parse_fragment(php_http_url_t *url)
+static const char *parse_fragment(struct parse_state *state)
 {
        size_t mb;
        const char *tmp;
-       TSRMLS_FETCH_FROM_CTX(url->ts);
+       TSRMLS_FETCH_FROM_CTX(state->ts);
 
-       /* is there actually a fragment to parse */
-       if (!*url->ptr && *url->ptr != '#') {
-               return url->ptr;
+       /* is there actually a fragment to parse? */
+       if (*state->ptr != '#') {
+               return state->ptr;
        }
 
        /* skip initial '#' */
-       tmp = ++url->ptr;
-       url->fragment = &url->buffer[url->offset];
+       tmp = ++state->ptr;
+       state->url.fragment = &state->buffer[state->offset];
 
        do {
-               switch (*url->ptr) {
-               case '\0':
-                       url->buffer[url->offset++] = 0;
-                       return url->ptr;
-
+               switch (*state->ptr) {
                case '%':
-                       if (url->ptr[1] != '%' && (url->end - url->ptr <= 2 || !isxdigit(*(url->ptr+1)) || !isxdigit(*(url->ptr+2)))) {
+                       if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING,
                                                "Failed to parse fragment; invalid percent encoding at pos %u in '%s'",
-                                               (unsigned) (url->ptr - tmp), tmp);
+                                               (unsigned) (state->ptr - tmp), tmp);
                                return NULL;
                        }
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr++;
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr++;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                case '?': case '/':
@@ -831,52 +1345,53 @@ static const char *parse_fragment(php_http_url_t *url)
                case '0': case '1': case '2': case '3': case '4': case '5': case '6':
                case '7': case '8': case '9':
                        /* allowed */
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                default:
-                       if (!(mb = parse_mb(url, PARSE_FRAGMENT, url->ptr, url->end, tmp, 0))) {
+                       if (!(mb = parse_mb(state, PARSE_FRAGMENT, state->ptr, state->end, tmp, 0))) {
                                return NULL;
                        }
-                       url->ptr += mb - 1;
+                       state->ptr += mb - 1;
                }
-       } while (++url->ptr <= url->end);
+       } while (++state->ptr < state->end);
 
-       return NULL;
+       state->buffer[state->offset++] = 0;
+       return state->ptr;
 }
 
-static const char *parse_hier(php_http_url_t *url)
+static const char *parse_hier(struct parse_state *state)
 {
-       if (*url->ptr == '/') {
-               if (url->end - url->ptr > 1) {
-                       if (*(url->ptr + 1) == '/') {
-                               url->ptr += 2;
-                               if (!(url->ptr = parse_authority(url))) {
+       if (*state->ptr == '/') {
+               if (state->end - state->ptr > 1) {
+                       if (*(state->ptr + 1) == '/') {
+                               state->ptr += 2;
+                               if (!(state->ptr = parse_authority(state))) {
                                        return NULL;
                                }
                        }
                }
        }
-       return parse_path(url);
+       return parse_path(state);
 }
 
-static const char *parse_scheme(php_http_url_t *url)
+static const char *parse_scheme(struct parse_state *state)
 {
        size_t mb;
-       const char *tmp = url->ptr;
+       const char *tmp = state->ptr;
 
        do {
-               switch (*url->ptr) {
+               switch (*state->ptr) {
                case ':':
                        /* scheme delimiter */
-                       url->scheme = &url->buffer[0];
-                       url->buffer[url->offset++] = 0;
-                       return ++url->ptr;
+                       state->url.scheme = &state->buffer[0];
+                       state->buffer[state->offset++] = 0;
+                       return ++state->ptr;
 
                case '0': case '1': case '2': case '3': case '4': case '5': case '6':
                case '7': case '8': case '9':
                case '+': case '-': case '.':
-                       if (url->ptr == tmp) {
+                       if (state->ptr == tmp) {
                                return tmp;
                        }
                        /* no break */
@@ -889,59 +1404,83 @@ static const char *parse_scheme(php_http_url_t *url)
                case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
                case 'v': case 'w': case 'x': case 'y': case 'z':
                        /* scheme part */
-                       url->buffer[url->offset++] = *url->ptr;
+                       state->buffer[state->offset++] = *state->ptr;
                        break;
 
                default:
-                       if (!(mb = parse_mb(url, PARSE_SCHEME, url->ptr, url->end, tmp, 1))) {
+                       if (!(mb = parse_mb(state, PARSE_SCHEME, state->ptr, state->end, tmp, 1))) {
                                /* soft fail; parse path next */
                                return tmp;
                        }
-                       url->ptr += mb - 1;
+                       state->ptr += mb - 1;
                }
-       } while (++url->ptr != url->end);
+       } while (++state->ptr != state->end);
 
-       return tmp;
+       return state->ptr = tmp;
 }
 
-struct parser_state {
-};
-
 php_http_url_t *php_http_url_parse(const char *str, size_t len, unsigned flags TSRMLS_DC)
 {
        size_t maxlen = 3 * len;
-       php_http_url_t *url = ecalloc(1, sizeof(*url) + maxlen);
+       struct parse_state *state = ecalloc(1, sizeof(*state) + maxlen);
+
+       state->end = str + len;
+       state->ptr = str;
+       state->flags = flags;
+       state->maxlen = maxlen;
+       TSRMLS_SET_CTX(state->ts);
 
-       url->end = str + len;
-       url->ptr = str;
-       url->flags = flags;
-       url->maxlen = maxlen;
-       TSRMLS_SET_CTX(url->ts);
+       if (!parse_scheme(state)) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL scheme: '%s'", state->ptr);
+               efree(state);
+               return NULL;
+       }
+
+       if (!parse_hier(state)) {
+               efree(state);
+               return NULL;
+       }
 
-       if (!parse_scheme(url)) {
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL scheme: '%s'", url->ptr);
-               php_http_url_free(&url);
+       if (!parse_query(state)) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL query: '%s'", state->ptr);
+               efree(state);
                return NULL;
        }
 
-       if (!parse_hier(url)) {
-               php_http_url_free(&url);
+       if (!parse_fragment(state)) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL fragment: '%s'", state->ptr);
+               efree(state);
                return NULL;
        }
 
-       if (!parse_query(url)) {
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL query: '%s'", url->ptr);
-               php_http_url_free(&url);
+       return (php_http_url_t *) state;
+}
+
+php_http_url_t *php_http_url_parse_authority(const char *str, size_t len, unsigned flags TSRMLS_DC)
+{
+       size_t maxlen = 3 * len;
+       struct parse_state *state = ecalloc(1, sizeof(*state) + maxlen);
+
+       state->end = str + len;
+       state->ptr = str;
+       state->flags = flags;
+       state->maxlen = maxlen;
+       TSRMLS_SET_CTX(state->ts);
+
+       if (!(state->ptr = parse_authority(state))) {
+               efree(state);
                return NULL;
        }
 
-       if (!parse_fragment(url)) {
-               php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL fragment: '%s'", url->ptr);
-               php_http_url_free(&url);
+       if (state->ptr != state->end) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING,
+                               "Failed to parse URL authority, unexpected character at pos %u in '%s'",
+                               (unsigned) (state->ptr - str), str);
+               efree(state);
                return NULL;
        }
 
-       return url;
+       return (php_http_url_t *) state;
 }
 
 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl___construct, 0, 0, 0)
@@ -959,59 +1498,35 @@ PHP_METHOD(HttpUrl, __construct)
 
        zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
        {
-               php_url *res_purl, *new_purl = NULL, *old_purl = NULL;
+               php_http_url_t *res_purl, *new_purl = NULL, *old_purl = NULL;
 
                if (new_url) {
-                       switch (Z_TYPE_P(new_url)) {
-                               case IS_OBJECT:
-                               case IS_ARRAY:
-                                       new_purl = php_http_url_from_struct(NULL, HASH_OF(new_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, new_url);
-
-                                       new_purl = php_url_parse(Z_STRVAL_P(cpy));
-                                       zval_ptr_dtor(&cpy);
-                                       break;
-                               }
-                       }
+                       new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
                        if (!new_purl) {
                                zend_restore_error_handling(&zeh TSRMLS_CC);
                                return;
                        }
                }
                if (old_url) {
-                       switch (Z_TYPE_P(old_url)) {
-                               case IS_OBJECT:
-                               case IS_ARRAY:
-                                       old_purl = php_http_url_from_struct(NULL, HASH_OF(old_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, old_url);
-
-                                       old_purl = php_url_parse(Z_STRVAL_P(cpy));
-                                       zval_ptr_dtor(&cpy);
-                                       break;
-                               }
-                       }
+                       old_purl = php_http_url_from_zval(old_url, flags TSRMLS_CC);
                        if (!old_purl) {
                                if (new_purl) {
-                                       php_url_free(new_purl);
+                                       php_http_url_free(&new_purl);
                                }
                                zend_restore_error_handling(&zeh TSRMLS_CC);
                                return;
                        }
                }
 
-               php_http_url(flags, old_purl, new_purl, &res_purl, NULL, NULL TSRMLS_CC);
+               res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
                php_http_url_to_struct(res_purl, getThis() TSRMLS_CC);
 
-               php_url_free(res_purl);
+               php_http_url_free(&res_purl);
                if (old_purl) {
-                       php_url_free(old_purl);
+                       php_http_url_free(&old_purl);
                }
                if (new_purl) {
-                       php_url_free(new_purl);
+                       php_http_url_free(&new_purl);
                }
        }
        zend_restore_error_handling(&zeh TSRMLS_CC);
@@ -1031,41 +1546,29 @@ PHP_METHOD(HttpUrl, mod)
 
        zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
        {
-               php_url *new_purl = NULL, *old_purl = NULL;
+               php_http_url_t *new_purl = NULL, *old_purl = NULL;
 
                if (new_url) {
-                       switch (Z_TYPE_P(new_url)) {
-                               case IS_OBJECT:
-                               case IS_ARRAY:
-                                       new_purl = php_http_url_from_struct(NULL, HASH_OF(new_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, new_url);
-
-                                       new_purl = php_url_parse(Z_STRVAL_P(new_url));
-                                       zval_ptr_dtor(&cpy);
-                                       break;
-                               }
-                       }
+                       new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
                        if (!new_purl) {
                                zend_restore_error_handling(&zeh TSRMLS_CC);
                                return;
                        }
                }
 
-               if ((old_purl = php_http_url_from_struct(NULL, HASH_OF(getThis()) TSRMLS_CC))) {
-                       php_url *res_purl;
+               if ((old_purl = php_http_url_from_struct(HASH_OF(getThis())))) {
+                       php_http_url_t *res_purl;
 
                        ZVAL_OBJVAL(return_value, zend_objects_clone_obj(getThis() TSRMLS_CC), 0);
 
-                       php_http_url(flags, old_purl, new_purl, &res_purl, NULL, NULL TSRMLS_CC);
+                       res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
                        php_http_url_to_struct(res_purl, return_value TSRMLS_CC);
 
-                       php_url_free(res_purl);
-                       php_url_free(old_purl);
+                       php_http_url_free(&res_purl);
+                       php_http_url_free(&old_purl);
                }
                if (new_purl) {
-                       php_url_free(new_purl);
+                       php_http_url_free(&new_purl);
                }
        }
        zend_restore_error_handling(&zeh TSRMLS_CC);
@@ -1076,14 +1579,14 @@ ZEND_END_ARG_INFO();
 PHP_METHOD(HttpUrl, toString)
 {
        if (SUCCESS == zend_parse_parameters_none()) {
-               php_url *purl;
+               php_http_url_t *purl;
 
-               if ((purl = php_http_url_from_struct(NULL, HASH_OF(getThis()) TSRMLS_CC))) {
+               if ((purl = php_http_url_from_struct(HASH_OF(getThis())))) {
                        char *str;
                        size_t len;
 
-                       php_http_url(0, purl, NULL, NULL, &str, &len TSRMLS_CC);
-                       php_url_free(purl);
+                       php_http_url_to_string(purl, &str, &len, 0);
+                       php_http_url_free(&purl);
                        RETURN_STRINGL(str, len, 0);
                }
        }
@@ -1094,70 +1597,16 @@ ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_toArray, 0, 0, 0)
 ZEND_END_ARG_INFO();
 PHP_METHOD(HttpUrl, toArray)
 {
-       php_url *purl;
+       php_http_url_t *purl;
 
        if (SUCCESS != zend_parse_parameters_none()) {
                return;
        }
 
        /* strip any non-URL properties */
-       purl = php_http_url_from_struct(NULL, HASH_OF(getThis()) TSRMLS_CC);
+       purl = php_http_url_from_struct(HASH_OF(getThis()));
        php_http_url_to_struct(purl, return_value TSRMLS_CC);
-       php_url_free(purl);
-}
-
-ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_parse, 0, 0, 1)
-       ZEND_ARG_INFO(0, url)
-       ZEND_ARG_INFO(0, flags)
-ZEND_END_ARG_INFO();
-PHP_METHOD(HttpUrl, parse)
-{
-       char *str;
-       int len;
-       long flags = 0;
-       php_http_url_t *url;
-       zend_error_handling zeh;
-
-       php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &str, &len, &flags), invalid_arg, return);
-
-       zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
-       if ((url = php_http_url_parse(str, len, flags TSRMLS_CC))) {
-               object_init_ex(return_value, php_http_url_class_entry);
-               if (url->scheme) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("scheme"), url->scheme TSRMLS_CC);
-               }
-               if (url->user) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("user"), url->user TSRMLS_CC);
-               }
-               if (url->pass) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("pass"), url->pass TSRMLS_CC);
-               }
-               if (url->host) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("host"), url->host TSRMLS_CC);
-               }
-               if (url->port) {
-                       zend_update_property_long(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("port"), url->port TSRMLS_CC);
-               }
-               if (url->path) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("path"), url->path TSRMLS_CC);
-               }
-               if (url->query) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("query"), url->query TSRMLS_CC);
-               }
-               if (url->fragment) {
-                       zend_update_property_string(php_http_url_class_entry, return_value,
-                                       ZEND_STRL("fragment"), url->fragment TSRMLS_CC);
-               }
-               php_http_url_free(&url);
-       }
-       zend_restore_error_handling(&zeh TSRMLS_CC);
+       php_http_url_free(&purl);
 }
 
 static zend_function_entry php_http_url_methods[] = {
@@ -1166,7 +1615,6 @@ static zend_function_entry php_http_url_methods[] = {
        PHP_ME(HttpUrl, toString,     ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
        ZEND_MALIAS(HttpUrl, __toString, toString, ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
        PHP_ME(HttpUrl, toArray,      ai_HttpUrl_toArray, ZEND_ACC_PUBLIC)
-       PHP_ME(HttpUrl, parse,        ai_HttpUrl_parse, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
        EMPTY_FUNCTION_ENTRY
 };
 
@@ -1206,10 +1654,10 @@ PHP_MINIT_FUNCTION(http_url)
        zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBLOC"), PHP_HTTP_URL_PARSE_MBLOC TSRMLS_CC);
 #endif
        zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBUTF8"), PHP_HTTP_URL_PARSE_MBUTF8 TSRMLS_CC);
-#ifdef PHP_HTTP_HAVE_IDN
-       zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_IDN"), PHP_HTTP_URL_PARSE_IDN TSRMLS_CC);
+#if defined(PHP_HTTP_HAVE_IDN) || defined(HAVE_UIDNA_IDNTOASCII)
+       zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOIDN"), PHP_HTTP_URL_PARSE_TOIDN TSRMLS_CC);
 #endif
-       zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_PCTENC"), PHP_HTTP_URL_PARSE_PCTENC TSRMLS_CC);
+       zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOPCT"), PHP_HTTP_URL_PARSE_TOPCT TSRMLS_CC);
 
        return SUCCESS;
 }