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-rw-r--r--common/t-convert.c463
1 files changed, 463 insertions, 0 deletions
diff --git a/common/t-convert.c b/common/t-convert.c
new file mode 100644
index 0000000..e25de90
--- /dev/null
+++ b/common/t-convert.c
@@ -0,0 +1,463 @@
+/* t-convert.c - Module test for convert.c
+ * Copyright (C) 2006, 2008 Free Software Foundation, Inc.
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuPG is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include "util.h"
+
+#define pass() do { ; } while(0)
+#define fail(a) do { fprintf (stderr, "%s:%d: test %d failed\n",\
+ __FILE__,__LINE__, (a)); \
+ /*exit (1)*/; \
+ } while(0)
+
+
+static void
+test_hex2bin (void)
+{
+ static const char *valid[] = {
+ "00112233445566778899aabbccddeeff11223344",
+ "00112233445566778899AABBCCDDEEFF11223344",
+ "00112233445566778899AABBCCDDEEFF11223344 blah",
+ "00112233445566778899AABBCCDDEEFF11223344\tblah",
+ "00112233445566778899AABBCCDDEEFF11223344\nblah",
+ NULL
+ };
+ static const char *invalid[] = {
+ "00112233445566778899aabbccddeeff1122334",
+ "00112233445566778899AABBCCDDEEFF1122334",
+ "00112233445566778899AABBCCDDEEFG11223344",
+ "00 112233445566778899aabbccddeeff11223344",
+ "00:112233445566778899aabbccddeeff11223344",
+ ":00112233445566778899aabbccddeeff11223344",
+ "0:0112233445566778899aabbccddeeff11223344",
+ "00112233445566778899aabbccddeeff11223344:",
+ "00112233445566778899aabbccddeeff112233445",
+ "00112233445566778899aabbccddeeff1122334455",
+ "00112233445566778899aabbccddeeff11223344blah",
+ NULL
+ };
+ static const char *valid2[] = {
+ "00",
+ "00 x",
+ NULL
+ };
+ static const char *invalid2[] = {
+ "",
+ "0",
+ "00:",
+ "00x",
+ " 00",
+ NULL
+ };
+ unsigned char buffer[20];
+ int len;
+ int i;
+
+
+ for (i=0; valid[i]; i++)
+ {
+ len = hex2bin (valid[i], buffer, sizeof buffer);
+ if (len < 0)
+ fail (i);
+ if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
+ "\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
+ fail (i);
+ }
+ if (hex2bin (valid[0], buffer, sizeof buffer) != 40)
+ fail (0);
+ if (hex2bin (valid[2], buffer, sizeof buffer) != 41)
+ fail (0);
+
+ for (i=0; invalid[i]; i++)
+ {
+ len = hex2bin (invalid[i], buffer, sizeof buffer);
+ if (!(len < 0))
+ fail (i);
+ }
+
+ for (i=0; valid2[i]; i++)
+ {
+ len = hex2bin (valid2[i], buffer, 1);
+ if (len < 0)
+ fail (i);
+ if (memcmp (buffer, "\x00", 1))
+ fail (i);
+ }
+ if (hex2bin (valid2[0], buffer, 1) != 2)
+ fail (0);
+ if (hex2bin (valid2[1], buffer, 1) != 3)
+ fail (0);
+
+ for (i=0; invalid2[i]; i++)
+ {
+ len = hex2bin (invalid2[i], buffer, 1);
+ if (!(len < 0))
+ fail (i);
+ }
+}
+
+
+
+static void
+test_hexcolon2bin (void)
+{
+ static const char *valid[] = {
+ "00112233445566778899aabbccddeeff11223344",
+ "00112233445566778899AABBCCDDEEFF11223344",
+ "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "00112233445566778899AABBCCDDEEFF11223344 blah",
+ "00112233445566778899AABBCCDDEEFF11223344\tblah",
+ "00112233445566778899AABBCCDDEEFF11223344\nblah",
+ NULL
+ };
+ static const char *invalid[] = {
+ "00112233445566778899aabbccddeeff1122334",
+ "00112233445566778899AABBCCDDEEFF1122334",
+ "00112233445566778899AABBCCDDEEFG11223344",
+ ":00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44:",
+ "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:3344",
+ "00:1122:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "0011:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "00 11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "00:11 22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
+ "00112233445566778899aabbccddeeff112233445",
+ "00112233445566778899aabbccddeeff1122334455",
+ "00112233445566778899aabbccddeeff11223344blah",
+ NULL
+ };
+ static const char *valid2[] = {
+ "00",
+ "00 x",
+ NULL
+ };
+ static const char *invalid2[] = {
+ "",
+ "0",
+ "00:",
+ ":00",
+ "0:0",
+ "00x",
+ " 00",
+ NULL
+ };
+ unsigned char buffer[20];
+ int len;
+ int i;
+
+
+ for (i=0; valid[i]; i++)
+ {
+ len = hexcolon2bin (valid[i], buffer, sizeof buffer);
+ if (len < 0)
+ fail (i);
+ if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
+ "\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
+ fail (i);
+ }
+ if (hexcolon2bin (valid[0], buffer, sizeof buffer) != 40)
+ fail (0);
+ if (hexcolon2bin (valid[3], buffer, sizeof buffer) != 41)
+ fail (0);
+
+ for (i=0; invalid[i]; i++)
+ {
+ len = hexcolon2bin (invalid[i], buffer, sizeof buffer);
+ if (!(len < 0))
+ fail (i);
+ }
+
+ for (i=0; valid2[i]; i++)
+ {
+ len = hexcolon2bin (valid2[i], buffer, 1);
+ if (len < 0)
+ fail (i);
+ if (memcmp (buffer, "\x00", 1))
+ fail (i);
+ }
+ if (hexcolon2bin (valid2[0], buffer, 1) != 2)
+ fail (0);
+ if (hexcolon2bin (valid2[1], buffer, 1) != 3)
+ fail (0);
+
+ for (i=0; invalid2[i]; i++)
+ {
+ len = hexcolon2bin (invalid2[i], buffer, 1);
+ if (!(len < 0))
+ fail (i);
+ }
+
+
+}
+
+
+
+static void
+test_bin2hex (void)
+{
+ char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
+ "\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
+ char hexstuff[] = "00112233445566778899AABBCCDDEEFF011002A3";
+ char buffer[2*20+1];
+ char *p;
+
+ p = bin2hex (stuff, 20, buffer);
+ if (!p)
+ fail (0);
+ if (p != buffer)
+ fail (0);
+ if (strcmp (buffer, hexstuff))
+ fail (0);
+
+ p = bin2hex (stuff, 20, NULL);
+ if (!p)
+ fail (0);
+ else if (strcmp (p, hexstuff))
+ fail (0);
+ xfree (p);
+
+ p = bin2hex (stuff, (size_t)(-1), NULL);
+ if (p)
+ fail (0);
+ else if (errno != ENOMEM)
+ fail (1);
+}
+
+
+static void
+test_bin2hexcolon (void)
+{
+ char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
+ "\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
+ char hexstuff[] = ("00:11:22:33:44:55:66:77:88:99:AA:BB:CC:DD:EE:FF"
+ ":01:10:02:A3");
+ char buffer[3*20+1];
+ char *p;
+
+ p = bin2hexcolon (stuff, 20, buffer);
+ if (!p)
+ fail (0);
+ if (p != buffer)
+ fail (0);
+ if (strcmp (buffer, hexstuff))
+ fail (0);
+
+ p = bin2hexcolon (stuff, 20, NULL);
+ if (!p)
+ fail (0);
+ else if (strcmp (p, hexstuff))
+ fail (0);
+ xfree (p);
+
+ p = bin2hexcolon (stuff, (size_t)(-1), NULL);
+ if (p)
+ fail (0);
+ else if (errno != ENOMEM)
+ fail (1);
+}
+
+
+
+static void
+test_hex2str (void)
+{
+ static struct {
+ const char *hex;
+ const char *str;
+ int len; /* Length of STR. This may included embedded nuls. */
+ int off;
+ int no_alloc_test;
+ } tests[] = {
+ /* Simple tests. */
+ { "112233445566778899aabbccddeeff1122",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
+ 17, 34 },
+ { "112233445566778899aabbccddeeff1122 blah",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
+ 17, 34 },
+ { "112233445566778899aabbccddeeff1122\tblah",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
+ 17, 34 },
+ { "112233445566778899aabbccddeeff1122\nblah",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
+ 17, 34 },
+ /* Valid tests yielding an empty string. */
+ { "00",
+ "",
+ 1, 2 },
+ { "00 x",
+ "",
+ 1, 2 },
+ { "",
+ "",
+ 0, 0 },
+ { " ",
+ "",
+ 0, 0 },
+ /* Test trailing Nul feature. */
+ { "112233445566778899aabbccddeeff1100",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
+ 17, 34 },
+ { "112233445566778899aabbccddeeff1100 ",
+ "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
+ 17, 34 },
+ /* Test buffer size. (buffer is of length 20) */
+ { "6162636465666768696A6b6c6D6e6f70717273",
+ "abcdefghijklmnopqrs",
+ 19, 38 },
+ { "6162636465666768696A6b6c6D6e6f7071727300",
+ "abcdefghijklmnopqrs",
+ 20, 40 },
+ { "6162636465666768696A6b6c6D6e6f7071727374",
+ NULL,
+ 0, 0, 1 },
+ { "6162636465666768696A6b6c6D6e6f707172737400",
+ NULL,
+ 0, 0, 1 },
+ { "6162636465666768696A6b6c6D6e6f707172737475",
+ NULL,
+ 0, 0, 1 },
+
+ /* Invalid tests. */
+ { "112233445566778899aabbccddeeff1122334", NULL, 0, 0 },
+ { "112233445566778899AABBCCDDEEFF1122334", NULL, 0, 0 },
+ { "112233445566778899AABBCCDDEEFG11223344", NULL, 0, 0 },
+ { "0:0112233445566778899aabbccddeeff11223344", NULL, 0, 0 },
+ { "112233445566778899aabbccddeeff11223344:", NULL, 0, 0 },
+ { "112233445566778899aabbccddeeff112233445", NULL, 0, 0 },
+ { "112233445566778899aabbccddeeff1122334455", NULL, 0, 0, 1 },
+ { "112233445566778899aabbccddeeff11223344blah", NULL, 0, 0 },
+ { "0", NULL, 0, 0 },
+ { "00:", NULL, 0, 0 },
+ { "00x", NULL, 0, 0 },
+
+ { NULL, NULL, 0, 0 }
+ };
+
+ int idx;
+ char buffer[20];
+ const char *tail;
+ size_t count;
+ char *result;
+
+ for (idx=0; tests[idx].hex; idx++)
+ {
+ tail = hex2str (tests[idx].hex, buffer, sizeof buffer, &count);
+ if (tests[idx].str)
+ {
+ /* Good case test. */
+ if (!tail)
+ fail (idx);
+ else if (strcmp (tests[idx].str, buffer))
+ fail (idx);
+ else if (tail - tests[idx].hex != tests[idx].off)
+ fail (idx);
+ else if (tests[idx].len != count)
+ fail (idx);
+ }
+ else
+ {
+ /* Bad case test. */
+ if (tail)
+ fail (idx);
+ }
+ }
+
+ /* Same tests again using in-place conversion. */
+ for (idx=0; tests[idx].hex; idx++)
+ {
+ char tmpbuf[100];
+
+ assert (strlen (tests[idx].hex)+1 < sizeof tmpbuf);
+ strcpy (tmpbuf, tests[idx].hex);
+
+ /* Note: we still need to use 20 as buffer length because our
+ tests assume that. */
+ tail = hex2str (tmpbuf, tmpbuf, 20, &count);
+ if (tests[idx].str)
+ {
+ /* Good case test. */
+ if (!tail)
+ fail (idx);
+ else if (strcmp (tests[idx].str, tmpbuf))
+ fail (idx);
+ else if (tail - tmpbuf != tests[idx].off)
+ fail (idx);
+ else if (tests[idx].len != count)
+ fail (idx);
+ }
+ else
+ {
+ /* Bad case test. */
+ if (tail)
+ fail (idx);
+ if (strcmp (tmpbuf, tests[idx].hex))
+ fail (idx); /* Buffer was modified. */
+ }
+ }
+
+ /* Test the allocation variant. */
+ for (idx=0; tests[idx].hex; idx++)
+ {
+ if (tests[idx].no_alloc_test)
+ continue;
+
+ result = hex2str_alloc (tests[idx].hex, &count);
+ if (tests[idx].str)
+ {
+ /* Good case test. */
+ if (!result)
+ fail (idx);
+ else if (strcmp (tests[idx].str, result))
+ fail (idx);
+ else if (count != tests[idx].off)
+ fail (idx);
+ }
+ else
+ {
+ /* Bad case test. */
+ if (result)
+ fail (idx);
+ }
+ xfree (result);
+ }
+}
+
+
+
+
+
+int
+main (int argc, char **argv)
+{
+ (void)argc;
+ (void)argv;
+
+ test_hex2bin ();
+ test_hexcolon2bin ();
+ test_bin2hex ();
+ test_bin2hexcolon ();
+ test_hex2str ();
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 12:32:22 +0000