* Moved the rest of the helper functions from VariableMap to

parse_commands.h.


git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@912 e378c898-3ddf-0310-93e7-cc216c733640

src/rpc/parse.h

@@ -0,0 +1,88 @@
+// rTorrent - BitTorrent client
+// Copyright (C) 2006, Jari Sundell
+//
+// 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
+//
+// In addition, as a special exception, the copyright holders give
+// permission to link the code of portions of this program with the
+// OpenSSL library under certain conditions as described in each
+// individual source file, and distribute linked combinations
+// including the two.
+//
+// You must obey the GNU General Public License in all respects for
+// all of the code used other than OpenSSL.  If you modify file(s)
+// with this exception, you may extend this exception to your version
+// of the file(s), but you are not obligated to do so.  If you do not
+// wish to do so, delete this exception statement from your version.
+// If you delete this exception statement from all source files in the
+// program, then also delete it here.
+//
+// Contact:  Jari Sundell <jaris@ifi.uio.no>
+//
+//           Skomakerveien 33
+//           3185 Skoppum, NORWAY
+
+#ifndef RTORRENT_RPC_PARSE_H
+#define RTORRENT_RPC_PARSE_H
+
+#include <string>
+#include <torrent/object.h>
+
+namespace utils {
+
+// parse_* functions do the bare minimum necessary to parse what was
+// asked for. If a whitespace is found, it will be treated as empty
+// input rather than skipped.
+//
+// parse_whole_* functions allow for whitespaces and throw an
+// exception if there is any garbage at the end of the input.
+
+inline bool parse_is_quote(const char c) { return c == '"'; }
+inline bool parse_is_escape(const char c) { return c == '\\'; }
+inline bool parse_is_seperator(const char c) { return c == ','; }
+
+const char* parse_skip_wspace(const char* first);
+const char* parse_skip_wspace(const char* first, const char* last);
+
+const char* parse_string(const char* first, const char* last, std::string* dest);
+void        parse_whole_string(const char* first, const char* last, std::string* dest);
+
+const char* parse_value(const char* src, int64_t* value, int base = 0, int unit = 1);
+const char* parse_value_nothrow(const char* src, int64_t* value, int base = 0, int unit = 1);
+
+void        parse_whole_value(const char* src, int64_t* value, int base = 0, int unit = 1);
+bool        parse_whole_value_nothrow(const char* src, int64_t* value, int base = 0, int unit = 1);
+
+const char* parse_list(const char* first, const char* last, torrent::Object* dest);
+void        parse_whole_list(const char* first, const char* last, torrent::Object* dest);
+
+std::string convert_list_to_string(const torrent::Object& src);
+std::string convert_list_to_string(torrent::Object::list_type::const_iterator first, torrent::Object::list_type::const_iterator last);
+std::string convert_list_to_command(torrent::Object::list_type::const_iterator first, torrent::Object::list_type::const_iterator last);
+
+int64_t     convert_to_value(const torrent::Object& src, int base = 0, int unit = 1);
+bool        convert_to_value_nothrow(const torrent::Object& src, int64_t* value, int base = 0, int unit = 1);
+
+inline const torrent::Object&
+convert_to_single_argument(const torrent::Object& args) {
+  if (args.type() == torrent::Object::TYPE_LIST && args.as_list().size() == 1)
+    return args.as_list().front();
+  else
+    return args;
+}
+
+}
+
+#endif