本文整理汇总了C++中IOStream::writen方法的典型用法代码示例。如果您正苦于以下问题：C++ IOStream::writen方法的具体用法？C++ IOStream::writen怎么用？C++ IOStream::writen使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IOStream的用法示例。
在下文中一共展示了IOStream::writen方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: fname
void
RemoteHandler::
getFileList(){
string f_list;
DIR* dirp = opendir(curr_dir.c_str());
struct dirent *dp;
while ((dp = readdir(dirp)) != NULL){
struct stat buf;
lstat(dp->d_name, &buf);
string fname(dp->d_name);
if (fname != ".")
add_row(fname, &buf, f_list);
}
f_list += "\n";
//cout << f_list;
int cmd_fd = c_node.command_fd;
IOStream* ioStream;
try{
ioStream->writen(cmd_fd, f_list.c_str(), f_list.length());
}
catch(IOStream::IOException){
cerr << "IOException! Get File List Error!\n" << flush;
return;
}
return;
}示例2: string
void
RemoteHandler::
getFile(char* filename){
string fullpath;
int pos = curr_dir.find_last_of("/");
if(pos == curr_dir.length()-1)
fullpath = curr_dir + string(filename);
else
fullpath = curr_dir + "/" + string(filename);
int cmd_fd = c_node.command_fd;
int data_fd = c_node.data_fd;
IOStream* ioStream;
FILE* fileFD = fopen(fullpath.c_str(), "r");
long fsize = fileSize(fileFD);
char reply[128];
sprintf(reply, "size|%ld\n", fsize);
try{
ioStream->writen(cmd_fd, reply, strlen(reply));
long toSend = fsize;
long send_buf;
long buf_size = 1024;
char buf[buf_size];
send_buf = min(toSend, buf_size);
while((fread(buf, 1, send_buf, fileFD) >0) && (toSend >0)){
ioStream->writen(data_fd, buf, send_buf);
toSend = toSend-send_buf;
send_buf = min(toSend, buf_size);
}
fclose(fileFD);
cout << "[File Sent!]\n" << endl << flush;
return;
}
catch(IOStream::IOException){
cerr << "IOException! in get file, write to GUI Error!\n" << flush;
return;
}
}