完善write read hook函数

This commit is contained in:
yhy 2024-12-23 19:17:11 +08:00
parent fa29bd6c10
commit 7031d3ceb0

View File

@ -1,6 +1,8 @@
#include "coroutine_hook.hpp"
#include "coroutine.hpp"
#include "logger.hpp"
#include "fd_event.hpp"
#include "reactor.hpp"
#include <dlfcn.h>
@ -22,24 +24,44 @@ namespace tinyrpc {
ssize_t read_hook(int fd, void *buf, size_t count) {
logger() << "read_hook is calling";
// TODO ...
FdEvent fe(fd);
fe.addListenEvent(IOEvent::READ);
Coroutine* curCoro = Coroutine::getCurrCoroutine();
fe.setReadCallback([curCoro] () -> void{
curCoro->resume();
});
// fd 设置为 nonblock
fe.setNonblock();
// 尝试一下系统read 返回值大于0直接返回
int ret = g_sys_read_fun(fd, buf, count);
if(ret > 0) return ret;
// fd 添加到 epoll 中
Reactor::getReactor()->addFdEvent(&fe);
Coroutine::yeild(); // yeild
Reactor::getReactor()->delFdEvent(&fe);
// 调用系统 read 返回
return -1;
return g_sys_read_fun(fd, buf, count);
}
ssize_t write_hook(int fd, const void *buf, size_t count) {
logger() << "write_hook is calling";
// TODO ...
FdEvent fe(fd);
fe.addListenEvent(IOEvent::WRITE);
Coroutine* curCoro = Coroutine::getCurrCoroutine();
fe.setWriteCallback([curCoro] () -> void{
curCoro->resume();
});
// fd 设置为 nonblock
// 尝试一下系统read 返回值大于0直接返回
fe.setNonblock();
// 尝试一下系统 write 返回值大于0直接返回
int ret = g_sys_write_fun(fd, buf, count);
if(ret > 0) return ret;
// fd 添加到 epoll 中
Reactor::getReactor()->addFdEvent(&fe);
Coroutine::yeild(); // yeild
// 调用系统 read 返回
return -1;
Reactor::getReactor()->delFdEvent(&fe);
// 调用系统 write 返回
return g_sys_write_fun(fd, buf, count);
}
}