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60 lines
1.7 KiB
60 lines
1.7 KiB
/*
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This file is part of the TDE project
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Copyright (C) 2011 Timothy Pearson <kb9vqf@pearsoncomputing.net>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "kdmtsak.h"
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#define FIFO_FILE "/tmp/ksocket-global/tsak"
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int main (int argc, char *argv[])
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{
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int mPipe_fd;
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char readbuf[128];
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int numread;
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int verifier_result = tde_sak_verify_calling_process();
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if (verifier_result == 0) {
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// OK, the calling process is authorized to retrieve SAK data
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// First, flush the buffer
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mPipe_fd = open(FIFO_FILE, O_RDWR | O_NONBLOCK);
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numread = 1;
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while (numread > 0) {
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numread = read(mPipe_fd, readbuf, 128);
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}
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// Now wait for SAK press
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mPipe_fd = open(FIFO_FILE, O_RDWR);
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if (mPipe_fd > -1) {
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numread = read(mPipe_fd, readbuf, 128);
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readbuf[numread] = 0;
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readbuf[127] = 0;
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close(mPipe_fd);
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if (strcmp(readbuf, "SAK\n\r") == 0) {
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return 0;
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}
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else {
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return 1;
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}
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}
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return 6;
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}
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else {
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return verifier_result;
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}
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} |