117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
|
/*
|
||
|
|
www.sourceforge.net/projects/dfhack
|
||
|
|
Copyright (c) 2009 Petr Mrázek (peterix), Kenneth Ferland (Impaler[WrG]), dorf
|
||
|
|
|
||
|
|
This software is provided 'as-is', without any express or implied
|
||
|
|
warranty. In no event will the authors be held liable for any
|
||
|
|
damages arising from the use of this software.
|
||
|
|
|
||
|
|
Permission is granted to anyone to use this software for any
|
||
|
|
purpose, including commercial applications, and to alter it and
|
||
|
|
redistribute it freely, subject to the following restrictions:
|
||
|
|
|
||
|
|
1. The origin of this software must not be misrepresented; you must
|
||
|
|
not claim that you wrote the original software. If you use this
|
||
|
|
software in a product, an acknowledgment in the product documentation
|
||
|
|
would be appreciated but is not required.
|
||
|
|
|
||
|
|
2. Altered source versions must be plainly marked as such, and
|
||
|
|
must not be misrepresented as being the original software.
|
||
|
|
|
||
|
|
3. This notice may not be removed or altered from any source
|
||
|
|
distribution.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "DFCommonInternal.h"
|
||
|
|
using namespace DFHack;
|
||
|
|
|
||
|
|
/// HACK: global variables (only one process can be attached at the same time.)
|
||
|
|
Process * DFHack::g_pProcess; ///< current process. non-NULL when picked
|
||
|
|
ProcessHandle DFHack::g_ProcessHandle; ///< cache of handle to current process. used for speed reasons
|
||
|
|
int DFHack::g_ProcessMemFile; ///< opened /proc/PID/mem, valid when attached
|
||
|
|
|
||
|
|
class DFHack::ProcessEnumerator::Private
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
Private(){};
|
||
|
|
MemInfoManager *meminfo;
|
||
|
|
std::vector<Process *> processes;
|
||
|
|
};
|
||
|
|
|
||
|
|
bool ProcessEnumerator::findProcessess()
|
||
|
|
{
|
||
|
|
DIR *dir_p;
|
||
|
|
struct dirent *dir_entry_p;
|
||
|
|
string dir_name;
|
||
|
|
string exe_link;
|
||
|
|
string cwd_link;
|
||
|
|
string cmdline_path;
|
||
|
|
string cmdline;
|
||
|
|
|
||
|
|
// ALERT: buffer overrun potential
|
||
|
|
|
||
|
|
int errorcount;
|
||
|
|
int result;
|
||
|
|
|
||
|
|
errorcount=0;
|
||
|
|
result=0;
|
||
|
|
// Open /proc/ directory
|
||
|
|
dir_p = opendir("/proc/");
|
||
|
|
// Reading /proc/ entries
|
||
|
|
while(NULL != (dir_entry_p = readdir(dir_p)))
|
||
|
|
{
|
||
|
|
// Only PID folders (numbers)
|
||
|
|
if (strspn(dir_entry_p->d_name, "0123456789") != strlen(dir_entry_p->d_name))
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
Process *p = new Process(atoi(dir_entry_p->d_name),d->meminfo->meminfo);
|
||
|
|
if(p->isIdentified())
|
||
|
|
{
|
||
|
|
d->processes.push_back(p);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
delete p;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
closedir(dir_p);
|
||
|
|
// return value depends on if we found some DF processes
|
||
|
|
if(d->processes.size())
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
uint32_t ProcessEnumerator::size()
|
||
|
|
{
|
||
|
|
return d->processes.size();
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
Process * ProcessEnumerator::operator[](uint32_t index)
|
||
|
|
{
|
||
|
|
assert(index < d->processes.size());
|
||
|
|
return d->processes[index];
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
ProcessEnumerator::ProcessEnumerator( string path_to_xml )
|
||
|
|
: d(new Private())
|
||
|
|
{
|
||
|
|
d->meminfo = new MemInfoManager(path_to_xml);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
ProcessEnumerator::~ProcessEnumerator()
|
||
|
|
{
|
||
|
|
// delete all processes
|
||
|
|
for(uint32_t i = 0;i < d->processes.size();i++)
|
||
|
|
{
|
||
|
|
delete d->processes[i];
|
||
|
|
}
|
||
|
|
delete d->meminfo;
|
||
|
|
delete d;
|
||
|
|
}
|