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#include "pch.hpp"
#include <errno.h>
#include <map>
#include <fcntl.h>
#include <typeConvert.h>
#include <sys/stat.h>
#include "daemonFile.h"
FileServer::FileServer(int f) :
fd(f)
{
}
FileServer::~FileServer()
{
}
void
FileServer::ftruncate(const NetFS::ReqEnv & re, Ice::Long size, const Ice::Current&)
{
TempPrivs tp(re, &uentries, &gentries);
errno = 0;
if (::ftruncate(fd, size) != 0) {
throw NetFS::SystemError(errno);
}
}
NetFS::Attr
FileServer::fgetattr(const NetFS::ReqEnv & re, const Ice::Current &)
{
TempPrivs tp(re, &uentries, &gentries);
struct stat s;
if (::fstat(fd, &s) != 0) {
throw NetFS::SystemError(errno);
}
NetFS::Attr a;
a << StatSource { s, boost::bind(&UserEntCache::getName, &uentries, _1), boost::bind(&GroupEntCache::getName, &gentries, _1) };
return a;
}
void
FileServer::close(const Ice::Current & ice)
{
errno = 0;
if (::close(fd) != 0) {
throw NetFS::SystemError(errno);
}
ice.adapter->remove(ice.id);
}
NetFS::Buffer
FileServer::read(Ice::Long offset, Ice::Long size, const Ice::Current&)
{
NetFS::Buffer buf;
buf.resize(size);
errno = 0;
int r = pread(fd, &buf[0], size, offset);
if (r == -1) {
throw NetFS::SystemError(errno);
}
else if (r != size) {
buf.resize(r);
}
return buf;
}
void
FileServer::write(Ice::Long offset, Ice::Long size, const NetFS::Buffer & data, const Ice::Current&)
{
errno = 0;
if (pwrite(fd, &data.front(), size, offset) != size) {
throw NetFS::SystemError(errno);
}
}
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