X-Git-Url: http://git.indexdata.com/?p=yazproxy-moved-to-github.git;a=blobdiff_plain;f=src%2Ftstthreads.cpp;fp=src%2Ftstthreads.cpp;h=ae54b792c2e35b27c821d0fb5715f56f7b9bff29;hp=f1bf7f0bb8abd3fabfda7954b4f912f91bb1f828;hb=7f81d5b3aa6b9d7e4c5c1e02c91dd416eb97d19e;hpb=e0c91845b81ed75c36af0fef3306760facf61725 diff --git a/src/tstthreads.cpp b/src/tstthreads.cpp index f1bf7f0..ae54b79 100644 --- a/src/tstthreads.cpp +++ b/src/tstthreads.cpp @@ -1,4 +1,4 @@ -/* $Id: tstthreads.cpp,v 1.2 2005-05-20 21:32:31 adam Exp $ +/* $Id: tstthreads.cpp,v 1.3 2005-05-30 20:08:58 adam Exp $ Copyright (c) 1998-2005, Index Data. This file is part of the yaz-proxy. @@ -20,192 +20,21 @@ Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA */ #include -#include -#include #include -#if HAVE_DLFCN_H -#include -#endif - -#include +#include #include #include -#include "proxyp.h" - -class Proxy_Msg { -public: - virtual void destroy() = 0; - virtual Proxy_Msg *handle() = 0; - virtual void result() = 0; -}; - -class Proxy_Msg_Queue_List { - friend class Proxy_Msg_Queue; - private: - Proxy_Msg *m_item; - Proxy_Msg_Queue_List *m_next; -}; - -class Proxy_Msg_Queue { - public: - Proxy_Msg_Queue(); - void enqueue(Proxy_Msg *in); - Proxy_Msg *dequeue(); - int size(); - private: - Proxy_Msg_Queue_List *m_list; -}; - -Proxy_Msg_Queue::Proxy_Msg_Queue() -{ - m_list = 0; -} - -int Proxy_Msg_Queue::size() -{ - int no = 0; - Proxy_Msg_Queue_List *l; - for (l = m_list; l; l = l->m_next) - no++; - return no; -} - -void Proxy_Msg_Queue::enqueue(Proxy_Msg *m) -{ - Proxy_Msg_Queue_List *l = new Proxy_Msg_Queue_List; - l->m_next = m_list; - l->m_item = m; - m_list = l; -} - -Proxy_Msg *Proxy_Msg_Queue::dequeue() -{ - Proxy_Msg_Queue_List **l = &m_list; - if (!*l) - return 0; - while ((*l)->m_next) - l = &(*l)->m_next; - Proxy_Msg *m = (*l)->m_item; - delete *l; - *l = 0; - return m; -} - -class Proxy_Thread : public IYazSocketObserver { -public: - Proxy_Thread(IYazSocketObservable *obs); - virtual ~Proxy_Thread(); - void socketNotify(int event); - void put(Proxy_Msg *m); - Proxy_Msg *get(); - void run(void *p); -private: - IYazSocketObservable *m_obs; - int m_fd[2]; - pthread_t m_thread_id; - Proxy_Msg_Queue m_input; - Proxy_Msg_Queue m_output; - pthread_mutex_t m_mutex_input_data; - pthread_cond_t m_cond_input_data; - pthread_mutex_t m_mutex_output_data; - pthread_cond_t m_cond_output_data; -}; - -static void *tfunc(void *p) -{ - Proxy_Thread *pt = (Proxy_Thread *) p; - pt->run(0); - return 0; -} - - -Proxy_Thread::Proxy_Thread(IYazSocketObservable *obs) - : m_obs(obs) -{ - pthread_mutex_init(&m_mutex_input_data, 0); - pthread_cond_init(&m_cond_input_data, 0); - pthread_mutex_init(&m_mutex_output_data, 0); - pthread_cond_init(&m_cond_output_data, 0); - m_fd[0] = m_fd[1] = -1; - if (pipe(m_fd) != 0) - return; - m_obs->addObserver(m_fd[0], this); - m_obs->timeoutObserver(this, 2000); - m_obs->maskObserver(this, YAZ_SOCKET_OBSERVE_READ); - - pthread_create(&m_thread_id, 0, tfunc, this); -} - -Proxy_Thread::~Proxy_Thread() -{ - -} - -void Proxy_Thread::socketNotify(int event) -{ - char buf[2]; - read(m_fd[0], buf, 1); - pthread_mutex_lock(&m_mutex_output_data); - Proxy_Msg *out = m_output.dequeue(); - pthread_mutex_unlock(&m_mutex_output_data); - if (out) - out->result(); -} - -void Proxy_Thread::run(void *p) -{ - while(1) - { - pthread_mutex_lock(&m_mutex_input_data); - pthread_cond_wait(&m_cond_input_data, &m_mutex_input_data); - while(1) - { - Proxy_Msg *in = m_input.dequeue(); - pthread_mutex_unlock(&m_mutex_input_data); - if (!in) - break; - Proxy_Msg *out = in->handle(); - pthread_mutex_lock(&m_mutex_output_data); - m_output.enqueue(out); - pthread_cond_signal(&m_cond_output_data); - pthread_mutex_unlock(&m_mutex_output_data); - write(m_fd[1], "", 1); +#include "msg-thread.h" - pthread_mutex_lock(&m_mutex_input_data); - } - } -} - -void Proxy_Thread::put(Proxy_Msg *m) -{ - pthread_mutex_lock(&m_mutex_input_data); - m_input.enqueue(m); - pthread_cond_signal(&m_cond_input_data); - int in_size = m_input.size(); - pthread_mutex_unlock(&m_mutex_input_data); - int out_size = m_output.size(); - printf("in-size=%d out-size=%d\n", in_size, out_size); -} - -class My_Msg : public Proxy_Msg { +class My_Msg : public IMsg_Thread { public: - void destroy(); - Proxy_Msg *handle(); + IMsg_Thread *handle(); void result(); int m_val; }; -class My_Thread : public Proxy_Thread { -public: - My_Thread(IYazSocketObservable *obs); -}; - -My_Thread::My_Thread(IYazSocketObservable *obs) : Proxy_Thread(obs) -{ -} - -Proxy_Msg *My_Msg::handle() +IMsg_Thread *My_Msg::handle() { My_Msg *res = new My_Msg; int sl = rand() % 5; @@ -216,33 +45,28 @@ Proxy_Msg *My_Msg::handle() return res; } - void My_Msg::result() { printf("My_Msg::result val=%d\n", m_val); } -void My_Msg::destroy() -{ - delete this; -} - class My_Timer_Thread : public IYazSocketObserver { private: IYazSocketObservable *m_obs; int m_fd[2]; - My_Thread *m_t; + Msg_Thread *m_t; public: - My_Timer_Thread(IYazSocketObservable *obs, My_Thread *t); + My_Timer_Thread(IYazSocketObservable *obs, Msg_Thread *t); void socketNotify(int event); }; My_Timer_Thread::My_Timer_Thread(IYazSocketObservable *obs, - My_Thread *t) : m_obs(obs) + Msg_Thread *t) : m_obs(obs) { pipe(m_fd); m_t = t; obs->addObserver(m_fd[0], this); + obs->maskObserver(this, YAZ_SOCKET_OBSERVE_READ); obs->timeoutObserver(this, 2); } @@ -259,9 +83,10 @@ int main(int argc, char **argv) { Yaz_SocketManager mySocketManager; - My_Thread m(&mySocketManager); - My_Timer_Thread t(&mySocketManager, &m); - while (mySocketManager.processEvent() > 0) + Msg_Thread m(&mySocketManager); + My_Timer_Thread t(&mySocketManager, &m) ; + int i = 0; + while (++i < 5 && mySocketManager.processEvent() > 0) ; return 0; }