Add support for ICE/STUN/TURN in res_rtp_asterisk and chan_sip.

Review: https://reviewboard.asterisk.org/r/1891/


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@369517 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/pjproject/pjlib/include/pj++/scanner.hpp

@@ -0,0 +1,246 @@
+/* $Id$ */
+/* 
+ * Copyright (C) 2008-2009 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+#ifndef __PJPP_SCANNER_HPP__
+#define __PJPP_SCANNER_HPP__
+
+#include <pjlib-util/scanner.h>
+#include <pj++/string.hpp>
+
+class Pj_Cis;
+class Pj_Cis_Buffer;
+class Pj_Scanner;
+
+class Pj_Cis_Buffer
+{
+    friend class Pj_Cis;
+
+public:
+    Pj_Cis_Buffer() 
+    { 
+	pj_cis_buf_init(&buf_); 
+    }
+
+private:
+    pj_cis_buf_t buf_;
+};
+
+
+class Pj_Cis
+{
+    friend class Pj_Scanner;
+
+public:
+    Pj_Cis(Pj_Cis_Buffer *buf)
+    {
+	pj_cis_init(&buf->buf_, &cis_);
+    }
+
+    Pj_Cis(const Pj_Cis &rhs)
+    {
+	pj_cis_dup(&cis_, (pj_cis_t*)&rhs.cis_);
+    }
+
+    void add_range(int start, int end)
+    {
+	pj_cis_add_range(&cis_, start, end);
+    }
+
+    void add_alpha()
+    {
+	pj_cis_add_alpha(&cis_);
+    }
+
+    void add_num()
+    {
+	pj_cis_add_num(&cis_);
+    }
+
+    void add_str(const char *str)
+    {
+	pj_cis_add_str(&cis_, str);
+    }
+
+    void add_cis(const Pj_Cis &rhs)
+    {
+	pj_cis_add_cis(&cis_, &rhs.cis_);
+    }
+
+    void del_range(int start, int end)
+    {
+	pj_cis_del_range(&cis_, start, end);
+    }
+
+    void del_str(const char *str)
+    {
+	pj_cis_del_str(&cis_, str);
+    }
+
+    void invert()
+    {
+	pj_cis_invert(&cis_);
+    }
+
+    bool match(int c) const
+    {
+	return pj_cis_match(&cis_, c) != 0;
+    }
+
+private:
+    pj_cis_t cis_;
+};
+
+
+
+class Pj_Scanner
+{
+public:
+    Pj_Scanner() {}
+
+    enum
+    {
+	SYNTAX_ERROR = 101
+    };
+    static void syntax_error_handler_throw_pj(pj_scanner *);
+
+    typedef pj_scan_state State;
+
+    void init(char *buf, int len, unsigned options=PJ_SCAN_AUTOSKIP_WS, 
+	      pj_syn_err_func_ptr callback = &syntax_error_handler_throw_pj)
+    {
+	pj_scan_init(&scanner_, buf, len, options, callback);
+    }
+
+    void fini()
+    {
+	pj_scan_fini(&scanner_);
+    }
+
+    int eof() const
+    {
+	return pj_scan_is_eof(&scanner_);
+    }
+
+    int peek_char() const
+    {
+	return *scanner_.curptr;
+    }
+
+    int peek(const Pj_Cis *cis, Pj_String *out)
+    {
+	return pj_scan_peek(&scanner_,  &cis->cis_, out);
+    }
+
+    int peek_n(pj_size_t len, Pj_String *out)
+    {
+	return pj_scan_peek_n(&scanner_, len, out);
+    }
+
+    int peek_until(const Pj_Cis *cis, Pj_String *out)
+    {
+	return pj_scan_peek_until(&scanner_, &cis->cis_, out);
+    }
+
+    void get(const Pj_Cis *cis, Pj_String *out)
+    {
+	pj_scan_get(&scanner_, &cis->cis_, out);
+    }
+
+    void get_n(unsigned N, Pj_String *out)
+    {
+	pj_scan_get_n(&scanner_, N, out);
+    }
+
+    int get_char()
+    {
+	return pj_scan_get_char(&scanner_);
+    }
+
+    void get_quote(int begin_quote, int end_quote, Pj_String *out)
+    {
+	pj_scan_get_quote(&scanner_, begin_quote, end_quote, out);
+    }
+
+    void get_newline()
+    {
+	pj_scan_get_newline(&scanner_);
+    }
+
+    void get_until(const Pj_Cis *cis, Pj_String *out)
+    {
+	pj_scan_get_until(&scanner_, &cis->cis_, out);
+    }
+
+    void get_until_ch(int until_ch, Pj_String *out)
+    {
+	pj_scan_get_until_ch(&scanner_, until_ch, out);
+    }
+
+    void get_until_chr(const char *spec, Pj_String *out)
+    {
+	pj_scan_get_until_chr(&scanner_, spec, out);
+    }
+
+    void advance_n(unsigned N, bool skip_ws=true)
+    {
+	pj_scan_advance_n(&scanner_, N, skip_ws);
+    }
+
+    int strcmp(const char *s, int len)
+    {
+	return pj_scan_strcmp(&scanner_, s, len);
+    }
+
+    int stricmp(const char *s, int len)
+    {
+	return pj_scan_stricmp(&scanner_, s, len);
+    }
+
+    void skip_ws()
+    {
+	pj_scan_skip_whitespace(&scanner_);
+    }
+
+    void save_state(State *state) const
+    {
+	pj_scan_save_state(&scanner_, state);
+    }
+
+    void restore_state(State *state)
+    {
+	pj_scan_restore_state(&scanner_, state);
+    }
+
+    int get_pos_line() const
+    {
+	return scanner_.line;
+    }
+
+    int get_pos_col() const
+    {
+	return pj_scan_get_col(&scanner_);
+    }
+
+
+private:
+    pj_scanner scanner_;
+};
+
+#endif	/* __PJPP_SCANNER_HPP__ */
+