release 2.4.0
[m6w6/ext-http] / php_http_url.c
index 5aeefa8a3b6b50463fd5757e38171a77bc0cd33a..35178dc882a8b2314c821681088e9b6d0b43d3b9 100644 (file)
@@ -57,7 +57,7 @@ static inline char *localhostname(void)
        return estrndup("localhost", lenof("localhost"));
 }
 
-#define url(buf) ((php_http_url_t *) buf.data)
+#define url(buf) ((php_http_url_t *) (buf).data)
 
 static php_http_url_t *php_http_url_from_env(TSRMLS_D)
 {
@@ -123,29 +123,32 @@ static php_http_url_t *php_http_url_from_env(TSRMLS_D)
        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)
-{
-       php_http_url_t *url = php_http_url_mod((const php_http_url_t *) old_url, (const php_http_url_t *) new_url, flags TSRMLS_CC);
-
-       if (url_ptr) {
-               *url_ptr = php_http_url_to_php_url(url);
-       }
-       if (url_str) {
-               php_http_url_to_string(url, url_str, url_len TSRMLS_CC);
-       }
-
-       php_http_url_free(&url);
-}
-
 #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]; \
-               php_http_buffer_append(&buf, new_url->n, strlen(new_url->n) + 1); \
+               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]; \
-               php_http_buffer_append(&buf, old_url->n, strlen(old_url->n) + 1); \
+               url_append(&buf, php_http_buffer_append(&buf, old_url->n, strlen(old_url->n) + 1)); \
        } \
 } while (0)
 
@@ -196,28 +199,23 @@ php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_u
                        
                        url(buf)->path = &buf.data[buf.used];
                        if (path[0] != '/') {
-                               php_http_buffer_append(&buf, "/", 1);
+                               url_append(&buf, php_http_buffer_append(&buf, "/", 1));
                        }
-                       php_http_buffer_append(&buf, path, strlen(path) + 1);
+                       url_append(&buf, php_http_buffer_append(&buf, path, strlen(path) + 1));
                        efree(path);
                } else {
                        const char *path = NULL;
 
-                       url(buf)->path = &buf.data[buf.used];
-
                        if (url_isset(new_url, path)) {
                                path = new_url->path;
                        } else if (url_isset(old_url, path)) {
                                path = old_url->path;
-                       } else {
-                               php_http_buffer_append(&buf, "/", sizeof("/"));
                        }
 
                        if (path) {
-                               if (path[0] != '/') {
-                                       php_http_buffer_append(&buf, "/", 1);
-                               }
-                               php_http_buffer_append(&buf, path, strlen(path) + 1);
+                               url(buf)->path = &buf.data[buf.used];
+
+                               url_append(&buf, php_http_buffer_append(&buf, path, strlen(path) + 1));
                        }
 
 
@@ -241,7 +239,7 @@ php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_u
                        php_http_querystring_update(&qarr, NULL, &qstr TSRMLS_CC);
 
                        url(buf)->query = &buf.data[buf.used];
-                       php_http_buffer_append(&buf, Z_STRVAL(qstr), Z_STRLEN(qstr) + 1);
+                       url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL(qstr), Z_STRLEN(qstr) + 1));
 
                        zval_dtor(&qstr);
                        zval_dtor(&qarr);
@@ -261,22 +259,6 @@ php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_u
                php_http_url_free(&tmp_url);
        }
 
-       /* set some sane defaults */
-
-       if (!url(buf)->scheme) {
-               url(buf)->scheme = &buf.data[buf.used];
-               php_http_buffer_append(&buf, "http", sizeof("http"));
-       }
-
-       if (!url(buf)->host) {
-               url(buf)->host = &buf.data[buf.used];
-               php_http_buffer_append(&buf, "localhost", sizeof("localhost"));
-       }
-       
-       if (!url(buf)->path) {
-               url(buf)->path = &buf.data[buf.used];
-               php_http_buffer_append(&buf, "/", sizeof("/"));
-       }
        /* replace directory references if path is not a single slash */
        if ((flags & PHP_HTTP_URL_SANITIZE_PATH)
        &&      url(buf)->path[0] && url(buf)->path[1]) {
@@ -329,8 +311,8 @@ php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_u
        }
        /* unset default ports */
        if (url(buf)->port) {
-               if (    ((url(buf)->port == 80) && !strcmp(url(buf)->scheme, "http"))
-                       ||      ((url(buf)->port ==443) && !strcmp(url(buf)->scheme, "https"))
+               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(buf)->port = 0;
                }
@@ -339,16 +321,17 @@ php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_u
        return url(buf);
 }
 
-void php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *url_len TSRMLS_DC)
+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(&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 {
+       } else if ((url->user && *url->user) || (url->host && *url->host)) {
                php_http_buffer_appends(&buf, "//");
        }
 
@@ -363,16 +346,18 @@ void php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *u
 
        if (url->host && *url->host) {
                php_http_buffer_appendl(&buf, url->host);
-       } else {
-               php_http_buffer_appends(&buf, "localhost");
-       }
-
-       if (url->port) {
-               php_http_buffer_appendf(&buf, ":%hu", url->port);
+               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) {
@@ -394,12 +379,68 @@ void php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *u
 
        if (url_str) {
                *url_str = buf.data;
-       } else {
-               php_http_buffer_dtor(&buf);
        }
+
+       return buf.data;
 }
 
-php_http_url_t *php_http_url_from_struct(HashTable *ht TSRMLS_DC)
+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;
@@ -411,25 +452,25 @@ php_http_url_t *php_http_url_from_struct(HashTable *ht TSRMLS_DC)
        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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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)) {
@@ -440,19 +481,19 @@ php_http_url_t *php_http_url_from_struct(HashTable *ht TSRMLS_DC)
        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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               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];
-               php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
+               url_append(&buf, php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1));
                zval_ptr_dtor(&cpy);
        }
 
@@ -509,7 +550,7 @@ HashTable *php_http_url_to_struct(const php_http_url_t *url, zval *strct TSRMLS_
        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;
@@ -528,7 +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);
@@ -562,6 +603,43 @@ void php_http_url_free(php_http_url_t **url)
        }
 }
 
+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;
@@ -583,8 +661,9 @@ 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);
@@ -667,15 +746,21 @@ static size_t parse_mb(struct parse_state *state, parse_mb_what_t what, const ch
 
        if (!silent) {
                TSRMLS_FETCH_FROM_CTX(state->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);
+               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(struct parse_state *state, const char *ptr)
+static ZEND_RESULT_CODE parse_userinfo(struct parse_state *state, const char *ptr)
 {
        size_t mb;
        const char *password = NULL, *end = state->ptr, *tmp = ptr;
@@ -740,13 +825,179 @@ static STATUS parse_userinfo(struct parse_state *state, const char *ptr)
        return SUCCESS;
 }
 
-static STATUS parse_hostinfo(struct parse_state *state, 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 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 == '[') {
                char *error = NULL, *tmp = memchr(ptr, ']', end - ptr);
@@ -834,7 +1085,9 @@ static STATUS parse_hostinfo(struct parse_state *state, const char *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);
@@ -852,30 +1105,17 @@ static STATUS parse_hostinfo(struct parse_state *state, const char *ptr)
                state->buffer[state->offset++] = 0;
        }
 
-#ifdef PHP_HTTP_HAVE_IDN
        if (state->flags & PHP_HTTP_URL_PARSE_TOIDN) {
-               char *idn = NULL;
-               int rv = -1;
-
-               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 - len;
-               }
-       }
+#ifdef PHP_HTTP_HAVE_IDN
+               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;
 }
@@ -905,6 +1145,7 @@ static const char *parse_authority(struct parse_state *state)
                case '?':
                case '#':
                case '\0':
+                       EOD:
                        /* host delimiter */
                        if (tmp != state->ptr && SUCCESS != parse_hostinfo(state, tmp)) {
                                return NULL;
@@ -913,7 +1154,8 @@ static const char *parse_authority(struct parse_state *state)
                }
        } while (++state->ptr <= state->end);
 
-       return NULL;
+       --state->ptr;
+       goto EOD;
 }
 
 static const char *parse_path(struct parse_state *state)
@@ -933,14 +1175,7 @@ static const char *parse_path(struct parse_state *state)
                switch (*state->ptr) {
                case '#':
                case '?':
-               case '\0':
-                       /* did we have any path component ? */
-                       if (tmp != state->ptr) {
-                               state->buffer[state->offset++] = 0;
-                       } else {
-                               state->url.path = NULL;
-                       }
-                       return state->ptr;
+                       goto done;
 
                case '%':
                        if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
@@ -979,9 +1214,16 @@ static const char *parse_path(struct parse_state *state)
                        }
                        state->ptr += mb - 1;
                }
-       } while (++state->ptr <= state->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(struct parse_state *state)
@@ -1002,9 +1244,7 @@ static const char *parse_query(struct parse_state *state)
        do {
                switch (*state->ptr) {
                case '#':
-               case '\0':
-                       state->buffer[state->offset++] = 0;
-                       return state->ptr;
+                       goto done;
 
                case '%':
                        if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
@@ -1053,9 +1293,11 @@ static const char *parse_query(struct parse_state *state)
                        }
                        state->ptr += mb - 1;
                }
-       } while (++state->ptr <= state->end);
+       } while (++state->ptr < state->end);
 
-       return NULL;
+       done:
+       state->buffer[state->offset++] = 0;
+       return state->ptr;
 }
 
 static const char *parse_fragment(struct parse_state *state)
@@ -1075,10 +1317,6 @@ static const char *parse_fragment(struct parse_state *state)
 
        do {
                switch (*state->ptr) {
-               case '\0':
-                       state->buffer[state->offset++] = 0;
-                       return state->ptr;
-
                case '%':
                        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,
@@ -1116,9 +1354,10 @@ static const char *parse_fragment(struct parse_state *state)
                        }
                        state->ptr += mb - 1;
                }
-       } while (++state->ptr <= state->end);
+       } while (++state->ptr < state->end);
 
-       return NULL;
+       state->buffer[state->offset++] = 0;
+       return state->ptr;
 }
 
 static const char *parse_hier(struct parse_state *state)
@@ -1217,6 +1456,33 @@ php_http_url_t *php_http_url_parse(const char *str, size_t len, unsigned flags T
        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 (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 (php_http_url_t *) state;
+}
+
 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl___construct, 0, 0, 0)
        ZEND_ARG_INFO(0, old_url)
        ZEND_ARG_INFO(0, new_url)
@@ -1235,38 +1501,14 @@ PHP_METHOD(HttpUrl, __construct)
                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(HASH_OF(new_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, new_url);
-
-                                       new_purl = php_http_url_parse(Z_STRVAL_P(cpy), Z_STRLEN_P(cpy), flags TSRMLS_CC);
-                                       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(HASH_OF(old_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, old_url);
-
-                                       old_purl = php_http_url_parse(Z_STRVAL_P(cpy), Z_STRLEN_P(cpy), flags TSRMLS_CC);
-                                       zval_ptr_dtor(&cpy);
-                                       break;
-                               }
-                       }
+                       old_purl = php_http_url_from_zval(old_url, flags TSRMLS_CC);
                        if (!old_purl) {
                                if (new_purl) {
                                        php_http_url_free(&new_purl);
@@ -1307,26 +1549,14 @@ PHP_METHOD(HttpUrl, mod)
                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(HASH_OF(new_url) TSRMLS_CC);
-                                       break;
-                               default: {
-                                       zval *cpy = php_http_ztyp(IS_STRING, new_url);
-
-                                       new_purl = php_http_url_parse(Z_STRVAL_P(new_url), Z_STRLEN_P(new_url), flags TSRMLS_CC);
-                                       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(HASH_OF(getThis()) TSRMLS_CC))) {
+               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);
@@ -1351,11 +1581,11 @@ PHP_METHOD(HttpUrl, toString)
        if (SUCCESS == zend_parse_parameters_none()) {
                php_http_url_t *purl;
 
-               if ((purl = php_http_url_from_struct(HASH_OF(getThis()) TSRMLS_CC))) {
+               if ((purl = php_http_url_from_struct(HASH_OF(getThis())))) {
                        char *str;
                        size_t len;
 
-                       php_http_url_to_string(purl, &str, &len TSRMLS_CC);
+                       php_http_url_to_string(purl, &str, &len, 0);
                        php_http_url_free(&purl);
                        RETURN_STRINGL(str, len, 0);
                }
@@ -1374,72 +1604,17 @@ PHP_METHOD(HttpUrl, toArray)
        }
 
        /* strip any non-URL properties */
-       purl = php_http_url_from_struct(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_http_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);
-}
-
 static zend_function_entry php_http_url_methods[] = {
        PHP_ME(HttpUrl, __construct,  ai_HttpUrl___construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
        PHP_ME(HttpUrl, mod,          ai_HttpUrl_mod, ZEND_ACC_PUBLIC)
        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
 };
 
@@ -1479,7 +1654,7 @@ 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
+#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_TOPCT"), PHP_HTTP_URL_PARSE_TOPCT TSRMLS_CC);