rtorrent: Moving towards working torrents.

git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@246 e378c898-3ddf-0310-93e7-cc216c733640

configure.ac

@@ -35,18 +35,19 @@ AC_ARG_ENABLE(werror,
 
 AC_SEARCH_LIBS(wbkgdset, ncurses curses,,echo "*** The ncurses library is required!";exit 1)
 
-PKG_CHECK_MODULES(STUFF, sigc++-2.0 libtorrent >= 0.4.8,
-	          CXXFLAGS="$CXXFLAGS $STUFF_CFLAGS";
-		  LIBS="$LIBS $STUFF_LIBS")
-
 TORRENT_CHECK_CURL()
 TORRENT_OTFD()
 
+PKG_CHECK_MODULES(STUFF, sigc++-2.0 libtorrent >= 0.4.8,
+	          CXXFLAGS="$CXXFLAGS $STUFF_CFLAGS $CURL_CFLAGS";
+		  LIBS="$LIBS $STUFF_LIBS $CURL_LIBS")
+
 AC_DEFINE(HAVE_CONFIG_H, 1, true if config.h was included)
 
 AC_OUTPUT([
 	Makefile
 	src/Makefile
 	src/display/Makefile
+	src/engine/Makefile
 	src/input/Makefile
 ])

scripts/checks.m4

@@ -17,6 +17,9 @@ AC_DEFUN([TORRENT_CHECK_CURL], [
       if test x$ok != x0; then
         my_cv_curl_vers="$ver"
         AC_MSG_RESULT([$my_cv_curl_vers])
+
+	CURL_CFLAGS=`curl-config --cflags`
+	CURL_LIBS=`curl-config --libs`
       else
         AC_MSG_RESULT(FAILED)
         AC_MSG_ERROR([$ver is too old. Need version $check or higher.])

src/Makefile.am

@@ -1,16 +1,14 @@
 SUBDIRS = \
 	display \
+	engine \
 	input
 
 bin_PROGRAMS = rtorrent
 
 rtorrent_LDADD = \
 	$(top_srcdir)/src/display/libsub_display.a \
+	$(top_srcdir)/src/engine/libsub_engine.a \
 	$(top_srcdir)/src/input/libsub_input.a
 
 rtorrent_SOURCES = \
-	downloads.cc \
-	downloads.h \
-	main.cc \
-	poll.cc \
-	poll.h
+	main.cc

src/curl_stack.h

@@ -1,37 +0,0 @@
-#ifndef LIBTORRENT_CURL_STACK_H
-#define LIBTORRENT_CURL_STACK_H
-
-#include <list>
-
-class CurlStack {
-  friend class CurlGet;
-
- public:
-  typedef std::list<CurlGet*> CurlGetList;
-
-  CurlStack();
-  ~CurlStack();
-
-  int  get_size() const    { return m_size; }
-  bool is_busy() const { return !m_getList.empty(); }
-
-  void perform();
-
-  void fdset(fd_set* readfds, fd_set* writefds, fd_set* exceptfds, int& maxFd);
-
-  static void global_init();
-  static void global_cleanup();
-
- protected:
-  void add_get(CurlGet* get);
-  void remove_get(CurlGet* get);
-
- private:
-  void* m_handle;
-
-  int m_size;
-  CurlGetList m_getList;
-};
-
-#endif
-

src/display/window_downloads.cc

@@ -1,11 +1,11 @@
 #include "config.h"
 
-#include "window_downloads.h"
 #include "canvas.h"
+#include "window_downloads.h"
 
 namespace display {
 
-WindowDownloads::WindowDownloads(Downloads* d) :
+WindowDownloads::WindowDownloads(engine::Downloads* d) :
   Window(new Canvas, true),
   m_downloads(d) {
 }
@@ -17,7 +17,7 @@ WindowDownloads::redraw() {
 
   int pos = 1;
 
-  for (Downloads::iterator itr = m_downloads->begin(); itr != m_downloads->end(); ++itr, ++pos)
+  for (engine::Downloads::iterator itr = m_downloads->begin(); itr != m_downloads->end(); ++itr, ++pos)
     m_canvas->print(1, pos, "Download: %s", itr->get_name().c_str());
 }
 

src/display/window_downloads.h

@@ -1,19 +1,19 @@
 #ifndef RTORRENT_DISPLAY_WINDOW_DOWNLOADS_H
 #define RTORRENT_DISPLAY_WINDOW_DOWNLOADS_H
 
-#include "downloads.h"
 #include "window.h"
+#include "engine/downloads.h"
 
 namespace display {
 
 class WindowDownloads : public Window {
 public:
-  WindowDownloads(Downloads* d);
+  WindowDownloads(engine::Downloads* d);
 
   virtual void redraw();
 
 private:
-  Downloads* m_downloads;
+  engine::Downloads* m_downloads;
 };
 
 }

src/engine/Makefile.am

@@ -0,0 +1,14 @@
+noinst_LIBRARIES = libsub_engine.a
+
+libsub_engine_a_SOURCES = \
+	curl_get.cc \
+	curl_get.h \
+	curl_stack.cc \
+	curl_stack.h \
+	downloads.cc \
+	downloads.h \
+	poll.cc \
+	poll.h
+
+
+INCLUDES = -I$(srcdir) -I$(srcdir)/.. -I$(top_srcdir)

src/engine/curl_get.cc

@@ -1,12 +1,14 @@
 #include "config.h"
 
-#include "curl_get.h"
-#include "curl_stack.h"
-#include <torrent/exceptions.h>
-
 #include <ostream>
 #include <curl/curl.h>
 #include <curl/easy.h>
+#include <torrent/exceptions.h>
+
+#include "curl_get.h"
+#include "curl_stack.h"
+
+namespace engine {
 
 CurlGet::~CurlGet() {
   close();
@@ -27,7 +29,8 @@ CurlGet::new_object(CurlStack* s) {
   return new CurlGet(s);
 }
 
-void CurlGet::set_url(const std::string& url) {
+void
+CurlGet::set_url(const std::string& url) {
   if (is_busy())
     throw torrent::local_error("Tried to call CurlGet::set_url on a busy object");
 
@@ -39,7 +42,8 @@ CurlGet::get_url() const {
   return m_url;
 }
 
-void CurlGet::set_out(std::ostream* out) {
+void
+CurlGet::set_out(std::ostream* out) {
   if (is_busy())
     throw torrent::local_error("Tried to call CurlGet::set_url on a busy object");
 
@@ -63,7 +67,8 @@ CurlGet::get_user_agent() {
   return m_useragent;
 }
 
-void CurlGet::start() {
+void
+CurlGet::start() {
   if (is_busy())
     throw torrent::local_error("Tried to call CurlGet::start on a busy object");
 
@@ -80,7 +85,8 @@ void CurlGet::start() {
   m_stack->add_get(this);
 }
 
-void CurlGet::close() {
+void
+CurlGet::close() {
   if (!is_busy())
     return;
 
@@ -91,7 +97,8 @@ void CurlGet::close() {
   m_handle = NULL;
 }
 
-void CurlGet::perform(CURLMsg* msg) {
+void
+CurlGet::perform(CURLMsg* msg) {
   if (msg->msg != CURLMSG_DONE)
     throw torrent::client_error("CurlGet::process got CURLMSG that isn't done");
 
@@ -103,7 +110,8 @@ void CurlGet::perform(CURLMsg* msg) {
   }
 }
 
-size_t curl_get_receive_write(void* data, size_t size, size_t nmemb, void* handle) {
+size_t
+curl_get_receive_write(void* data, size_t size, size_t nmemb, void* handle) {
   return ((CurlGet*)handle)->m_out->write((char*)data, size * nmemb).fail() ? 0 : size * nmemb;
 }
 
@@ -117,3 +125,4 @@ CurlGet::signal_failed() {
   return m_failed;
 }
 
+}

src/engine/curl_get.h

@@ -1,5 +1,5 @@
-#ifndef LIBTORRENT_CURL_GET_H
-#define LIBTORRENT_CURL_GET_H
+#ifndef RTORRENT_ENGINE_CURL_GET_H
+#define RTORRENT_ENGINE_CURL_GET_H
 
 #include <iosfwd>
 #include <string>
@@ -9,6 +9,8 @@
 
 struct CURLMsg;
 
+namespace engine {
+
 class CurlGet : public torrent::Http {
  public:
   friend class CurlStack;
@@ -36,22 +38,24 @@ class CurlGet : public torrent::Http {
   SignalFailed&      signal_failed();
 
  protected:
-  CURL* handle() { return m_handle; }
+  CURL*              handle() { return m_handle; }
 
-  void  perform(CURLMsg* msg);
+  void               perform(CURLMsg* msg);
 
  private:
-  friend size_t curl_get_receive_write(void* data, size_t size, size_t nmemb, void* handle);
+  friend size_t      curl_get_receive_write(void* data, size_t size, size_t nmemb, void* handle);
 
-  std::string   m_url;
-  std::string   m_useragent;
-  std::ostream* m_out;
-  CURL*         m_handle;
+  std::string        m_url;
+  std::string        m_useragent;
+  std::ostream*      m_out;
+  CURL*              m_handle;
 
-  CurlStack*    m_stack;
+  CurlStack*         m_stack;
 
   sigc::signal0<void>              m_done;
   sigc::signal1<void, std::string> m_failed;
 };
 
+}
+
 #endif

src/engine/curl_stack.cc

@@ -1,13 +1,32 @@
-#include "curl_get.h"
-#include "curl_stack.h"
+#include "config.h"
+
+#include <algorithm>
+#include <functional>
+#include <curl/multi.h>
 #include <torrent/exceptions.h>
 
-#include <algo/algo.h>
-#include <curl/multi.h>
+#include "curl_get.h"
+#include "curl_stack.h"
 
-using namespace algo;
+namespace engine {
 
-namespace torrent {
+template <typename Type, typename Ftor>
+struct _equal {
+  _equal(Type t, Ftor f) : m_t(t), m_f(f) {}
+
+  template <typename Arg>
+  bool operator () (Arg& a) {
+    return m_t == m_f(a);
+  }
+
+  Type m_t;
+  Ftor m_f;
+};
+
+template <typename Type, typename Ftor>
+_equal<Type, Ftor> equal(Type t, Ftor f) {
+  return _equal<Type, Ftor>(t, f);
+}
 
 CurlStack::CurlStack() :
   m_handle((void*)curl_multi_init()),
@@ -21,7 +40,8 @@ CurlStack::~CurlStack() {
   curl_multi_cleanup((CURLM*)m_handle);
 }
 
-void CurlStack::perform() {
+void
+CurlStack::perform() {
   int s;
   CURLMcode code;
 
@@ -39,8 +59,10 @@ void CurlStack::perform() {
 	CURLMsg* msg = curl_multi_info_read((CURLM*)m_handle, &t);
 
 	CurlGetList::iterator itr = std::find_if(m_getList.begin(), m_getList.end(),
-						 eq(call_member(&CurlGet::handle),
-						    value(msg->easy_handle)));
+						 equal(msg->easy_handle, std::mem_fun(&CurlGet::handle)));
+
+// 						 eq(call_member(&CurlGet::handle),
+// 						    value(msg->easy_handle)));
 
 	if (itr == m_getList.end())
 	  throw torrent::client_error("Could not find CurlGet with the right easy_handle");
@@ -52,27 +74,29 @@ void CurlStack::perform() {
   } while (code == CURLM_CALL_MULTI_PERFORM);
 }
 
-void CurlStack::fdset(fd_set* readfds, fd_set* writefds, fd_set* exceptfds, int& maxFd) {
+void
+CurlStack::fdset(fd_set* readfds, fd_set* writefds, fd_set* exceptfds, int* maxFd) {
   int f;
 
   if (curl_multi_fdset((CURLM*)m_handle, readfds, writefds, exceptfds, &f) > 0)
     throw torrent::local_error("Error calling curl_multi_fdset");
 
-  maxFd = std::max(f, maxFd);
+  *maxFd = std::max(f, *maxFd);
 }
 
-void CurlStack::add_get(CurlGet* get) {
+void
+CurlStack::add_get(CurlGet* get) {
   CURLMcode code;
 
   if ((code = curl_multi_add_handle((CURLM*)m_handle, get->handle())) > 0)
     throw torrent::local_error("curl_multi_add_handle \"" + std::string(curl_multi_strerror(code)));
 
   m_size++;
-
   m_getList.push_back(get);
 }
 
-void CurlStack::remove_get(CurlGet* get) {
+void
+CurlStack::remove_get(CurlGet* get) {
   if (curl_multi_remove_handle((CURLM*)m_handle, get->handle()) > 0)
     throw torrent::local_error("Error calling curl_multi_remove_handle");
 
@@ -81,16 +105,17 @@ void CurlStack::remove_get(CurlGet* get) {
   if (itr == m_getList.end())
     throw torrent::client_error("Could not find CurlGet when calling CurlStack::remove");
 
-  m_getList.erase(itr);
-
   m_size--;
+  m_getList.erase(itr);
 }
 
-void CurlStack::global_init() {
+void
+CurlStack::global_init() {
   curl_global_init(CURL_GLOBAL_ALL);
 }
 
-void CurlStack::global_cleanup() {
+void
+CurlStack::global_cleanup() {
   curl_global_cleanup();
 }
 

src/engine/curl_stack.h

@@ -0,0 +1,41 @@
+#ifndef RTORRENT_ENGINE_CURL_STACK_H
+#define RTORRENT_ENGINE_CURL_STACK_H
+
+#include <list>
+
+namespace engine {
+
+class CurlStack {
+ public:
+  friend class CurlGet;
+
+  typedef std::list<CurlGet*> CurlGetList;
+
+  CurlStack();
+  ~CurlStack();
+
+  int         get_size() const { return m_size; }
+  bool        is_busy() const  { return !m_getList.empty(); }
+
+  void        perform();
+
+  // TODO: Set fd_set's only once?
+  void        fdset(fd_set* readfds, fd_set* writefds, fd_set* exceptfds, int* maxFd);
+
+  static void global_init();
+  static void global_cleanup();
+
+ protected:
+  void        add_get(CurlGet* get);
+  void        remove_get(CurlGet* get);
+
+ private:
+  void*       m_handle;
+
+  int         m_size;
+  CurlGetList m_getList;
+};
+
+}
+
+#endif

src/engine/downloads.cc

@@ -4,6 +4,8 @@
 
 #include "downloads.h"
 
+namespace engine {
+
 void
 Downloads::create(std::istream& str) {
   torrent::Download d = torrent::download_create(str);
@@ -17,3 +19,5 @@ Downloads::erase(iterator itr) {
 
   Base::erase(itr);
 }
+
+}

src/engine/downloads.h

@@ -1,9 +1,11 @@
-#ifndef RTORRENT_DOWNLOADS_H
-#define RTORRENT_DOWNLOADS_H
+#ifndef RTORRENT_ENGINE_DOWNLOADS_H
+#define RTORRENT_ENGINE_DOWNLOADS_H
 
 #include <iosfwd>
 #include <torrent/download.h>
 
+namespace engine {
+
 class Downloads : private std::list<torrent::Download> {
 public:
   typedef std::list<torrent::Download> Base;
@@ -22,4 +24,6 @@ public:
   void erase(iterator itr);
 };
 
+}
+
 #endif

src/engine/poll.cc

@@ -5,6 +5,8 @@
 
 #include "poll.h"
 
+namespace engine {
+
 void
 Poll::poll() {
   FD_ZERO(&m_readSet);
@@ -33,3 +35,5 @@ Poll::work() {
       m_readStdin(key);
   }
 }
+
+}

src/engine/poll.h

@@ -1,16 +1,18 @@
-#ifndef RTORRENT_POLL_H
-#define RTORRENT_POLL_H
+#ifndef RTORRENT_ENGINE_POLL_H
+#define RTORRENT_ENGINE_POLL_H
 
 #include <sys/select.h>
 #include <sigc++/slot.h>
 
+namespace engine {
+
 class Poll {
 public:
   typedef sigc::slot1<void, int> SlotInt;
 
   Poll() : m_running(true) {}
 
-  bool      is_running()            { return m_running; }
+  bool      is_running()               { return m_running; }
 
   void      poll();
   void      work();
@@ -27,4 +29,6 @@ private:
   fd_set    m_exceptSet;
 };
 
+}
+
 #endif

src/main.cc

@@ -3,21 +3,27 @@
 #include <iostream>
 #include <fstream>
 #include <torrent/torrent.h>
+#include <torrent/http.h>
+#include <sigc++/bind.h>
 
 #include "display/canvas.h"
 #include "display/manager.h"
 #include "display/window_downloads.h"
+
+#include "engine/poll.h"
+#include "engine/curl_stack.h"
+#include "engine/curl_get.h"
+#include "engine/downloads.h"
+
 #include "input/bindings.h"
 #include "input/manager.h"
 
-#include "poll.h"
-#include "downloads.h"
-
 int main(int argc, char** argv) {
   try {
 
-  Poll poll;
-  Downloads downloads;
+  engine::Poll poll;
+  engine::Downloads downloads;
+  engine::CurlStack curlStack;
 
   display::Canvas::init();
   display::Manager display;
@@ -32,6 +38,8 @@ int main(int argc, char** argv) {
   torrent::initialize();
   torrent::listen_open(6880, 6999);
 
+  torrent::Http::set_factory(sigc::bind(sigc::ptr_fun(&engine::CurlGet::new_object), &curlStack));
+
   for (int i = 1; i < argc; ++i) {
     std::fstream f(argv[i], std::ios::in);