mirror of
https://github.com/cjdelisle/cjdns
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62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/* vim: set expandtab ts=4 sw=4: */
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/*
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* You may redistribute this program and/or modify it under the terms of
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* the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "crypto/random/Random.h"
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#include "memory/Allocator.h"
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#include "util/log/FileWriterLog.h"
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#include "util/log/Log.h"
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#include "util/AddrTools.h"
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#include "util/Assert.h"
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#include "util/Bits.h"
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#include <stdio.h>
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int main()
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{
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struct Allocator* alloc = Allocator_new(1<<22);
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struct Random* rand = NULL;
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Err_assert(Random_new(&rand, alloc, NULL));
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struct Log* log = FileWriterLog_new(stdout, alloc);
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uint8_t ip[16];
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uint8_t printedIp[40];
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uint8_t printedShortIp[40];
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uint8_t ipFromFull[16];
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uint8_t ipFromShort[16];
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for (int i = 0; i < 1024; ++i) {
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Random_bytes(rand, ip, 16);
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for (int j = 0; j < 16; j++) {
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// make the random result have lots of zeros since that's what we're looking for.
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ip[j] = (ip[j] % 2) ? 0 : ip[j];
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}
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AddrTools_printIp(printedIp, ip);
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AddrTools_printShortIp(printedShortIp, ip);
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//printf("%s\n%s\n\n", printedIp, printedShortIp);
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AddrTools_parseIp(ipFromFull, printedIp);
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AddrTools_parseIp(ipFromShort, printedShortIp);
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Log_debug(log, "print/parse %s", printedIp);
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Assert_true(0 == Bits_memcmp(ip, ipFromFull, 16));
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Assert_true(0 == Bits_memcmp(ipFromFull, ipFromShort, 16));
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}
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Allocator_free(alloc);
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return 0;
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}
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