bind_handler.hpp 8.9 KB

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  1. //
  2. // bind_handler.hpp
  3. // ~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
  6. //
  7. // Distributed under the Boost Software License, Version 1.0. (See accompanying
  8. // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  9. //
  10. #ifndef BOOST_ASIO_DETAIL_BIND_HANDLER_HPP
  11. #define BOOST_ASIO_DETAIL_BIND_HANDLER_HPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/push_options.hpp>
  16. #include <boost/asio/detail/handler_alloc_helpers.hpp>
  17. #include <boost/asio/detail/handler_invoke_helpers.hpp>
  18. namespace boost {
  19. namespace asio {
  20. namespace detail {
  21. template <typename Handler, typename Arg1>
  22. class binder1
  23. {
  24. public:
  25. binder1(const Handler& handler, const Arg1& arg1)
  26. : handler_(handler),
  27. arg1_(arg1)
  28. {
  29. }
  30. void operator()()
  31. {
  32. handler_(arg1_);
  33. }
  34. void operator()() const
  35. {
  36. handler_(arg1_);
  37. }
  38. //private:
  39. Handler handler_;
  40. Arg1 arg1_;
  41. };
  42. template <typename Handler, typename Arg1>
  43. inline void* asio_handler_allocate(std::size_t size,
  44. binder1<Handler, Arg1>* this_handler)
  45. {
  46. return boost_asio_handler_alloc_helpers::allocate(
  47. size, &this_handler->handler_);
  48. }
  49. template <typename Handler, typename Arg1>
  50. inline void asio_handler_deallocate(void* pointer, std::size_t size,
  51. binder1<Handler, Arg1>* this_handler)
  52. {
  53. boost_asio_handler_alloc_helpers::deallocate(
  54. pointer, size, &this_handler->handler_);
  55. }
  56. template <typename Function, typename Handler, typename Arg1>
  57. inline void asio_handler_invoke(const Function& function,
  58. binder1<Handler, Arg1>* this_handler)
  59. {
  60. boost_asio_handler_invoke_helpers::invoke(
  61. function, &this_handler->handler_);
  62. }
  63. template <typename Handler, typename Arg1>
  64. inline binder1<Handler, Arg1> bind_handler(const Handler& handler,
  65. const Arg1& arg1)
  66. {
  67. return binder1<Handler, Arg1>(handler, arg1);
  68. }
  69. template <typename Handler, typename Arg1, typename Arg2>
  70. class binder2
  71. {
  72. public:
  73. binder2(const Handler& handler, const Arg1& arg1, const Arg2& arg2)
  74. : handler_(handler),
  75. arg1_(arg1),
  76. arg2_(arg2)
  77. {
  78. }
  79. void operator()()
  80. {
  81. handler_(arg1_, arg2_);
  82. }
  83. void operator()() const
  84. {
  85. handler_(arg1_, arg2_);
  86. }
  87. //private:
  88. Handler handler_;
  89. Arg1 arg1_;
  90. Arg2 arg2_;
  91. };
  92. template <typename Handler, typename Arg1, typename Arg2>
  93. inline void* asio_handler_allocate(std::size_t size,
  94. binder2<Handler, Arg1, Arg2>* this_handler)
  95. {
  96. return boost_asio_handler_alloc_helpers::allocate(
  97. size, &this_handler->handler_);
  98. }
  99. template <typename Handler, typename Arg1, typename Arg2>
  100. inline void asio_handler_deallocate(void* pointer, std::size_t size,
  101. binder2<Handler, Arg1, Arg2>* this_handler)
  102. {
  103. boost_asio_handler_alloc_helpers::deallocate(
  104. pointer, size, &this_handler->handler_);
  105. }
  106. template <typename Function, typename Handler, typename Arg1, typename Arg2>
  107. inline void asio_handler_invoke(const Function& function,
  108. binder2<Handler, Arg1, Arg2>* this_handler)
  109. {
  110. boost_asio_handler_invoke_helpers::invoke(
  111. function, &this_handler->handler_);
  112. }
  113. template <typename Handler, typename Arg1, typename Arg2>
  114. inline binder2<Handler, Arg1, Arg2> bind_handler(const Handler& handler,
  115. const Arg1& arg1, const Arg2& arg2)
  116. {
  117. return binder2<Handler, Arg1, Arg2>(handler, arg1, arg2);
  118. }
  119. template <typename Handler, typename Arg1, typename Arg2, typename Arg3>
  120. class binder3
  121. {
  122. public:
  123. binder3(const Handler& handler, const Arg1& arg1, const Arg2& arg2,
  124. const Arg3& arg3)
  125. : handler_(handler),
  126. arg1_(arg1),
  127. arg2_(arg2),
  128. arg3_(arg3)
  129. {
  130. }
  131. void operator()()
  132. {
  133. handler_(arg1_, arg2_, arg3_);
  134. }
  135. void operator()() const
  136. {
  137. handler_(arg1_, arg2_, arg3_);
  138. }
  139. //private:
  140. Handler handler_;
  141. Arg1 arg1_;
  142. Arg2 arg2_;
  143. Arg3 arg3_;
  144. };
  145. template <typename Handler, typename Arg1, typename Arg2, typename Arg3>
  146. inline void* asio_handler_allocate(std::size_t size,
  147. binder3<Handler, Arg1, Arg2, Arg3>* this_handler)
  148. {
  149. return boost_asio_handler_alloc_helpers::allocate(
  150. size, &this_handler->handler_);
  151. }
  152. template <typename Handler, typename Arg1, typename Arg2, typename Arg3>
  153. inline void asio_handler_deallocate(void* pointer, std::size_t size,
  154. binder3<Handler, Arg1, Arg2, Arg3>* this_handler)
  155. {
  156. boost_asio_handler_alloc_helpers::deallocate(
  157. pointer, size, &this_handler->handler_);
  158. }
  159. template <typename Function, typename Handler, typename Arg1, typename Arg2,
  160. typename Arg3>
  161. inline void asio_handler_invoke(const Function& function,
  162. binder3<Handler, Arg1, Arg2, Arg3>* this_handler)
  163. {
  164. boost_asio_handler_invoke_helpers::invoke(
  165. function, &this_handler->handler_);
  166. }
  167. template <typename Handler, typename Arg1, typename Arg2, typename Arg3>
  168. inline binder3<Handler, Arg1, Arg2, Arg3> bind_handler(const Handler& handler,
  169. const Arg1& arg1, const Arg2& arg2, const Arg3& arg3)
  170. {
  171. return binder3<Handler, Arg1, Arg2, Arg3>(handler, arg1, arg2, arg3);
  172. }
  173. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  174. typename Arg4>
  175. class binder4
  176. {
  177. public:
  178. binder4(const Handler& handler, const Arg1& arg1, const Arg2& arg2,
  179. const Arg3& arg3, const Arg4& arg4)
  180. : handler_(handler),
  181. arg1_(arg1),
  182. arg2_(arg2),
  183. arg3_(arg3),
  184. arg4_(arg4)
  185. {
  186. }
  187. void operator()()
  188. {
  189. handler_(arg1_, arg2_, arg3_, arg4_);
  190. }
  191. void operator()() const
  192. {
  193. handler_(arg1_, arg2_, arg3_, arg4_);
  194. }
  195. //private:
  196. Handler handler_;
  197. Arg1 arg1_;
  198. Arg2 arg2_;
  199. Arg3 arg3_;
  200. Arg4 arg4_;
  201. };
  202. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  203. typename Arg4>
  204. inline void* asio_handler_allocate(std::size_t size,
  205. binder4<Handler, Arg1, Arg2, Arg3, Arg4>* this_handler)
  206. {
  207. return boost_asio_handler_alloc_helpers::allocate(
  208. size, &this_handler->handler_);
  209. }
  210. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  211. typename Arg4>
  212. inline void asio_handler_deallocate(void* pointer, std::size_t size,
  213. binder4<Handler, Arg1, Arg2, Arg3, Arg4>* this_handler)
  214. {
  215. boost_asio_handler_alloc_helpers::deallocate(
  216. pointer, size, &this_handler->handler_);
  217. }
  218. template <typename Function, typename Handler, typename Arg1, typename Arg2,
  219. typename Arg3, typename Arg4>
  220. inline void asio_handler_invoke(const Function& function,
  221. binder4<Handler, Arg1, Arg2, Arg3, Arg4>* this_handler)
  222. {
  223. boost_asio_handler_invoke_helpers::invoke(
  224. function, &this_handler->handler_);
  225. }
  226. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  227. typename Arg4>
  228. inline binder4<Handler, Arg1, Arg2, Arg3, Arg4> bind_handler(
  229. const Handler& handler, const Arg1& arg1, const Arg2& arg2,
  230. const Arg3& arg3, const Arg4& arg4)
  231. {
  232. return binder4<Handler, Arg1, Arg2, Arg3, Arg4>(handler, arg1, arg2, arg3,
  233. arg4);
  234. }
  235. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  236. typename Arg4, typename Arg5>
  237. class binder5
  238. {
  239. public:
  240. binder5(const Handler& handler, const Arg1& arg1, const Arg2& arg2,
  241. const Arg3& arg3, const Arg4& arg4, const Arg5& arg5)
  242. : handler_(handler),
  243. arg1_(arg1),
  244. arg2_(arg2),
  245. arg3_(arg3),
  246. arg4_(arg4),
  247. arg5_(arg5)
  248. {
  249. }
  250. void operator()()
  251. {
  252. handler_(arg1_, arg2_, arg3_, arg4_, arg5_);
  253. }
  254. void operator()() const
  255. {
  256. handler_(arg1_, arg2_, arg3_, arg4_, arg5_);
  257. }
  258. //private:
  259. Handler handler_;
  260. Arg1 arg1_;
  261. Arg2 arg2_;
  262. Arg3 arg3_;
  263. Arg4 arg4_;
  264. Arg5 arg5_;
  265. };
  266. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  267. typename Arg4, typename Arg5>
  268. inline void* asio_handler_allocate(std::size_t size,
  269. binder5<Handler, Arg1, Arg2, Arg3, Arg4, Arg5>* this_handler)
  270. {
  271. return boost_asio_handler_alloc_helpers::allocate(
  272. size, &this_handler->handler_);
  273. }
  274. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  275. typename Arg4, typename Arg5>
  276. inline void asio_handler_deallocate(void* pointer, std::size_t size,
  277. binder5<Handler, Arg1, Arg2, Arg3, Arg4, Arg5>* this_handler)
  278. {
  279. boost_asio_handler_alloc_helpers::deallocate(
  280. pointer, size, &this_handler->handler_);
  281. }
  282. template <typename Function, typename Handler, typename Arg1, typename Arg2,
  283. typename Arg3, typename Arg4, typename Arg5>
  284. inline void asio_handler_invoke(const Function& function,
  285. binder5<Handler, Arg1, Arg2, Arg3, Arg4, Arg5>* this_handler)
  286. {
  287. boost_asio_handler_invoke_helpers::invoke(
  288. function, &this_handler->handler_);
  289. }
  290. template <typename Handler, typename Arg1, typename Arg2, typename Arg3,
  291. typename Arg4, typename Arg5>
  292. inline binder5<Handler, Arg1, Arg2, Arg3, Arg4, Arg5> bind_handler(
  293. const Handler& handler, const Arg1& arg1, const Arg2& arg2,
  294. const Arg3& arg3, const Arg4& arg4, const Arg5& arg5)
  295. {
  296. return binder5<Handler, Arg1, Arg2, Arg3, Arg4, Arg5>(handler, arg1, arg2,
  297. arg3, arg4, arg5);
  298. }
  299. } // namespace detail
  300. } // namespace asio
  301. } // namespace boost
  302. #include <boost/asio/detail/pop_options.hpp>
  303. #endif // BOOST_ASIO_DETAIL_BIND_HANDLER_HPP