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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2014-05-31 18:44:53 +0200 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2014-11-08 23:18:59 +0100 |
| commit | 7ffce028d04a6b13ef762e2b89c34b688e8ca59d (patch) | |
| tree | eefedb6e94de5b26fa963675969490c641c29077 /src/Platform/Unix/Poller.cpp | |
| parent | 97011f179cfd3dcd12446ef4ccb6964c8e52c3db (diff) | |
| download | VeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.tar.gz VeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.zip | |
Add TrueCrypt 7.1a MacOSX/Linux specific source files.
Diffstat (limited to 'src/Platform/Unix/Poller.cpp')
| -rw-r--r-- | src/Platform/Unix/Poller.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/Platform/Unix/Poller.cpp b/src/Platform/Unix/Poller.cpp new file mode 100644 index 00000000..3950eab0 --- /dev/null +++ b/src/Platform/Unix/Poller.cpp @@ -0,0 +1,57 @@ +/* + Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved. + + Governed by the TrueCrypt License 3.0 the full text of which is contained in + the file License.txt included in TrueCrypt binary and source code distribution + packages. +*/ + +#include <poll.h> +#include <unistd.h> +#include "Poller.h" +#include "Platform/SystemException.h" + +namespace TrueCrypt +{ + Poller::Poller (int fileDescriptor1, int fileDescriptor2, int fileDescriptor3, int fileDescriptor4) + { + FileDescriptors.push_back (fileDescriptor1); + + if (fileDescriptor2 != -1) + FileDescriptors.push_back (fileDescriptor2); + + if (fileDescriptor3 != -1) + FileDescriptors.push_back (fileDescriptor3); + + if (fileDescriptor4 != -1) + FileDescriptors.push_back (fileDescriptor4); + } + + list <int> Poller::WaitForData (int timeOut) const + { + vector <pollfd> pfd (FileDescriptors.size()); + for (size_t i = 0; i < FileDescriptors.size(); i++) + { + pfd[i].fd = FileDescriptors[i]; + pfd[i].events = POLLIN; + } + + list <int> descList; + + int pollRes = poll (&pfd[0], pfd.size(), timeOut); + + if (pollRes == 0 && timeOut != -1) + throw TimeOut (SRC_POS); + + if (pollRes > 0) + { + for (size_t i = 0; i < pfd.size(); i++) + { + if (pfd[i].revents & POLLIN) + descList.push_back (pfd[i].fd); + } + } + + return descList; + } +} |