Adding upstream version 2.2.40.upstream/2.2.40upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 511 insertions, 0 deletions

diff --git a/common/t-sexputil.c b/common/t-sexputil.c
new file mode 100644
index 0000000..8da9760
--- /dev/null
+++ b/common/t-sexputil.c
@@ -0,0 +1,511 @@
+/* t-sexputil.c - Module test for sexputil.c
+ *	Copyright (C) 2007 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 "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)
+#define fail2(a,e) do { fprintf (stderr, "%s:%d: test %d failed: %s\n", \
+                        __FILE__,__LINE__, (a), gpg_strerror ((e)));    \
+                     exit (1);                                          \
+                   } while(0)
+
+
+static void
+test_hash_algo_from_sigval (void)
+{
+  int algo;
+  /* A real world example.  */
+  unsigned char example1_rsa_sha1[] =
+    ("\x28\x37\x3A\x73\x69\x67\x2D\x76\x61\x6C\x28\x33\x3A\x72\x73\x61"
+     "\x28\x31\x3A\x73\x31\x32\x38\x3A\x17\xD2\xE9\x5F\xB4\x24\xD4\x1E"
+     "\x8C\xEE\x94\xDA\x41\x42\x1F\x26\x5E\xF4\x6D\xEC\x5B\xBD\x5B\x89"
+     "\x7A\x69\x11\x43\xE9\xD2\x23\x21\x25\x64\xA6\xB0\x56\xEF\xB4\xE9"
+     "\x06\xB2\x44\xF6\x80\x1E\xFF\x41\x23\xEB\xC9\xFA\xFD\x09\xBF\x9C"
+     "\x8E\xCF\x7F\xC3\x7F\x3A\x40\x48\x89\xDC\xBA\xB7\xDB\x9E\xF1\xBA"
+     "\x7C\x08\xEA\x74\x1D\x49\xE7\x65\xEF\x67\x79\xBC\x23\xD9\x49\xCD"
+     "\x05\x99\xD3\xD8\xB7\x7B\xC7\x0E\xF2\xB3\x01\x48\x0F\xC8\xEB\x05"
+     "\x7B\xFB\x61\xCC\x41\x04\x74\x6D\x33\x84\xB1\xE6\x6A\xD8\x0F\xBC"
+     "\x27\xAC\x43\x45\xFA\x04\xD1\x22\x29\x29\x28\x34\x3A\x68\x61\x73"
+     "\x68\x34\x3A\x73\x68\x61\x31\x29\x29");
+  /* The same but without the hash algo. */
+  unsigned char example1_rsa[] =
+    ("\x28\x37\x3A\x73\x69\x67\x2D\x76\x61\x6C\x28\x33\x3A\x72\x73\x61"
+     "\x28\x31\x3A\x73\x31\x32\x38\x3A\x17\xD2\xE9\x5F\xB4\x24\xD4\x1E"
+     "\x8C\xEE\x94\xDA\x41\x42\x1F\x26\x5E\xF4\x6D\xEC\x5B\xBD\x5B\x89"
+     "\x7A\x69\x11\x43\xE9\xD2\x23\x21\x25\x64\xA6\xB0\x56\xEF\xB4\xE9"
+     "\x06\xB2\x44\xF6\x80\x1E\xFF\x41\x23\xEB\xC9\xFA\xFD\x09\xBF\x9C"
+     "\x8E\xCF\x7F\xC3\x7F\x3A\x40\x48\x89\xDC\xBA\xB7\xDB\x9E\xF1\xBA"
+     "\x7C\x08\xEA\x74\x1D\x49\xE7\x65\xEF\x67\x79\xBC\x23\xD9\x49\xCD"
+     "\x05\x99\xD3\xD8\xB7\x7B\xC7\x0E\xF2\xB3\x01\x48\x0F\xC8\xEB\x05"
+     "\x7B\xFB\x61\xCC\x41\x04\x74\x6D\x33\x84\xB1\xE6\x6A\xD8\x0F\xBC"
+     "\x27\xAC\x43\x45\xFA\x04\xD1\x22\x29\x29\x29");
+
+  algo = hash_algo_from_sigval (example1_rsa_sha1);
+  if (algo != GCRY_MD_SHA1)
+    fail (0);
+  algo = hash_algo_from_sigval (example1_rsa);
+  if (algo)
+    fail (0);
+}
+
+
+static void
+test_make_canon_sexp_from_rsa_pk (void)
+{
+  struct {
+    unsigned char *m;
+    size_t mlen;
+    unsigned char *e;
+    size_t elen;
+    unsigned char *result;
+    size_t resultlen;
+    gpg_err_code_t reverr;  /* Expected error from the reverse function.  */
+  } tests[] = {
+    {
+      "\x82\xB4\x12\x48\x08\x48\xC0\x76\xAA\x8E\xF1\xF8\x7F\x5E\x9B\x89"
+      "\xA9\x62\x92\xA2\x16\x1B\xF5\x9F\xE1\x41\xF3\xF0\x42\xB5\x5C\x46"
+      "\xB8\x83\x9F\x39\x97\x73\xFF\xC5\xB2\xF4\x59\x5F\xBA\xC7\x0E\x03"
+      "\x9D\x27\xC0\x86\x37\x31\x46\xE0\xA1\xFE\xA1\x41\xD4\xE3\xE9\xB3"
+      "\x9B\xD5\x84\x65\xA5\x37\x35\x34\x07\x58\xB6\xBA\x21\xCA\x21\x72"
+      "\x4C\xF3\xFC\x91\x47\xD1\x3C\x1D\xA5\x9C\x38\x4D\x58\x39\x92\x16"
+      "\xB1\xE5\x43\xFE\xB5\x46\x4B\x43\xD1\x47\xB0\xE8\x2A\xDB\xF8\x34"
+      "\xB0\x5A\x22\x3D\x14\xBB\xEA\x63\x65\xA7\xF1\xF2\xF8\x97\x74\xA7",
+      128,
+      "\x40\x00\x00\x81",
+      4,
+      "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
+      "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x32\x39\x3a\x00\x82\xb4\x12"
+      "\x48\x08\x48\xc0\x76\xaa\x8e\xf1\xf8\x7f\x5e\x9b\x89\xa9\x62\x92"
+      "\xa2\x16\x1b\xf5\x9f\xe1\x41\xf3\xf0\x42\xb5\x5c\x46\xb8\x83\x9f"
+      "\x39\x97\x73\xff\xc5\xb2\xf4\x59\x5f\xba\xc7\x0e\x03\x9d\x27\xc0"
+      "\x86\x37\x31\x46\xe0\xa1\xfe\xa1\x41\xd4\xe3\xe9\xb3\x9b\xd5\x84"
+      "\x65\xa5\x37\x35\x34\x07\x58\xb6\xba\x21\xca\x21\x72\x4c\xf3\xfc"
+      "\x91\x47\xd1\x3c\x1d\xa5\x9c\x38\x4d\x58\x39\x92\x16\xb1\xe5\x43"
+      "\xfe\xb5\x46\x4b\x43\xd1\x47\xb0\xe8\x2a\xdb\xf8\x34\xb0\x5a\x22"
+      "\x3d\x14\xbb\xea\x63\x65\xa7\xf1\xf2\xf8\x97\x74\xa7\x29\x28\x31"
+      "\x3a\x65\x34\x3a\x40\x00\x00\x81\x29\x29\x29",
+      171
+    },
+    {
+      "\x63\xB4\x12\x48\x08\x48\xC0\x76\xAA\x8E\xF1\xF8\x7F\x5E\x9B\x89",
+      16,
+      "\x03",
+      1,
+      "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
+      "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x36\x3a\x63\xb4\x12\x48\x08"
+      "\x48\xc0\x76\xaa\x8e\xf1\xf8\x7f\x5e\x9b\x89\x29\x28\x31\x3a\x65"
+      "\x31\x3a\x03\x29\x29\x29",
+      54,
+    },
+    {
+      "",
+      0,
+      "",
+      0,
+      "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
+      "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x3a\x00\x29\x28\x31\x3a\x65"
+      "\x31\x3a\x00\x29\x29\x29",
+      38,
+      GPG_ERR_BAD_PUBKEY
+    },
+    {
+      NULL
+    }
+  };
+  int idx;
+  gpg_error_t err;
+  unsigned char *sexp;
+  size_t length;
+  const unsigned char *rsa_n, *rsa_e;
+  size_t rsa_n_len, rsa_e_len;
+
+  for (idx=0; tests[idx].m; idx++)
+    {
+      sexp = make_canon_sexp_from_rsa_pk (tests[idx].m, tests[idx].mlen,
+                                          tests[idx].e, tests[idx].elen,
+                                          &length);
+      if (!sexp)
+        {
+          fprintf (stderr, "%s:%d: out of core\n", __FILE__, __LINE__);
+          exit (1);
+        }
+
+      if (length != tests[idx].resultlen)
+        fail (idx);
+      if (memcmp (sexp, tests[idx].result, tests[idx].resultlen))
+        fail (idx);
+
+      /* Test the reverse function.  */
+      err = get_rsa_pk_from_canon_sexp (sexp, length,
+                                        &rsa_n, &rsa_n_len,
+                                        &rsa_e, &rsa_e_len);
+      if (gpg_err_code (err) != tests[idx].reverr)
+        fail (idx);
+      if (!err)
+        {
+          if (tests[idx].mlen != rsa_n_len)
+            fail (idx);
+          if (memcmp (tests[idx].m, rsa_n, rsa_n_len))
+            fail (idx);
+          if (tests[idx].elen != rsa_e_len)
+            fail (idx);
+          if (memcmp (tests[idx].e, rsa_e, rsa_e_len))
+            fail (idx);
+        }
+
+      xfree (sexp);
+    }
+}
+
+
+/* Communiacation object for tcmp.  */
+struct tcmp_parm_s {
+  int curve_seen;
+};
+
+/* Helper for test_cmp_canon_sexp.  */
+static int
+tcmp1 (void *opaque, int depth,
+       const unsigned char *aval, size_t alen,
+       const unsigned char *bval, size_t blen)
+{
+  struct tcmp_parm_s *parm = opaque;
+
+  (void)depth;
+
+  if (parm->curve_seen)
+    {
+      /* Last token was "curve", canonicalize its argument.  */
+      parm->curve_seen = 0;
+
+      if (alen == 8 && !memcmp (aval, "nistp256", alen))
+        {
+          alen = 19;
+          aval = "1.2.840.10045.3.1.7";
+        }
+
+      if (blen == 8 && !memcmp (bval, "nistp256", blen))
+        {
+          blen = 19;
+          bval = "1.2.840.10045.3.1.7";
+        }
+    }
+  else if (alen == 5 && !memcmp (aval, "curve", 5))
+    parm->curve_seen = 1;
+  else
+    parm->curve_seen = 0;
+
+  if (alen > blen)
+    return 1;
+  else if (alen < blen)
+    return -1;
+  else
+    return memcmp (aval, bval, alen);
+}
+
+
+static void
+test_cmp_canon_sexp (void)
+{
+  struct {
+    unsigned char *a;
+    unsigned char *b;
+    int expected0;  /* Expected result without compare function.    */
+    int expected1;  /* Expected result with compare function tcmp1. */
+  }
+  tests[] = {
+  {
+   "(10:public-key(3:ecc(5:curve8:nistp256)(1:q10:qqqqqqqqqq)))",
+   "(10:public-key(3:ecc(5:curve8:nistp256)(1:q10:qqqqqqqqqq)))",
+   0, 0
+  },
+  {
+   "(10:public-key(3:ecc(5:curve19:1.2.840.10045.3.1.7)(1:q10:qqqqqqqqqq)))",
+   "(10:public-key(3:ecc(5:curve19:1.2.840.10045.3.1.7)(1:q10:qqqqqqqqqq)))",
+   0, 0
+  },
+  {
+   "(10:public-key(3:ecc(5:curve8:nistp256)(1:q10:qqqqqqqqqq)))",
+   "(10:public-key(3:ecc(5:curve19:1.2.840.10045.3.1.7)(1:q10:qqqqqqqqqq)))",
+   -1, 0
+  },
+  {
+   "(10:public-key(3:ecc(5:curve19:1.2.840.10045.3.1.7)(1:q10:qqqqqqqqqq)))",
+   "(10:public-key(3:ecc(5:curve8:nistp256)(1:q10:qqqqqqqqqq)))",
+   1, 0
+  },
+  {
+   NULL
+  }
+  };
+  struct tcmp_parm_s parm = {0};
+  int idx;
+  int res;
+
+  for (idx=0; tests[idx].a; idx++)
+    {
+      res = cmp_canon_sexp (tests[idx].a, strlen (tests[idx].a),
+                            tests[idx].b, strlen (tests[idx].b),
+                            NULL, NULL);
+      if (res != tests[idx].expected0)
+        fail (idx);
+      res = cmp_canon_sexp (tests[idx].a, strlen (tests[idx].a),
+                            tests[idx].b, strlen (tests[idx].b),
+                            tcmp1, &parm);
+      if (res != tests[idx].expected1)
+        fail (idx);
+    }
+}
+
+
+static void
+test_ecc_uncompress (void)
+{
+  struct {
+    const char *a;  /* Uncompressed.  */
+    const char *b;  /* Compressed.    */
+  }
+  tests[] = {
+  {
+    "(public-key"
+    " (ecc"
+    " (curve brainpoolP256r1)"
+    " (q #042ECD8679930BE2DB4AD42B8600BA3F80"
+    /*   */"2D4D539BFF2F69B83EC9B7BBAA7F3406"
+    /*   */"436DD11A1756AFE56CD93408410FCDA9"
+    /*   */"BA95024EB613BD481A14FCFEC27A448A#)))",
+    /* The same in compressed form.  */
+    "(public-key"
+    " (ecc"
+    " (curve brainpoolP256r1)"
+    " (q #022ECD8679930BE2DB4AD42B8600BA3F80"
+    /*   */"2D4D539BFF2F69B83EC9B7BBAA7F3406#)))"
+  },
+  {
+    "(public-key"
+    " (ecc"
+    " (curve brainpoolP256r1)"
+    " (q #045B784CA008EE64AB3D85017EE0D2BE87"
+    /*   */"558762C7300E0C8E06B1F9AF7C031458"
+    /*   */"9EBBA41915313417BA54218EB0569C59"
+    /*   */"0B156C76DBCAB6E84575E6EF68CE7B87#)))",
+    /* The same in compressed form.  */
+    "(public-key"
+    " (ecc"
+    " (curve brainpoolP256r1)"
+    " (q #035B784CA008EE64AB3D85017EE0D2BE87"
+    /*   */"558762C7300E0C8E06B1F9AF7C031458#)))"
+  },
+  { /* A key which does not require a conversion.  */
+    "(public-key"
+    " (ecdsa"
+    " (p #00FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF#)"
+    " (curve \"NIST P-256\")"
+    " (b #5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B#)"
+    " (g #046B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C2964FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5#)"
+    " (n #00FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551#)"
+    " (h #000000000000000000000000000000000000000000000000000000000000000001#)"
+    " (q #04C8A4CEC2E9A9BC8E173531A67B0840DF345C32E261ADD780E6D83D56EFADFD5DE872F8B854819B59543CE0B7F822330464FBC4E6324DADDCD9D059554F63B344#)))"
+  },
+  {  /* Nothing to do for an RSA private key.  */
+    "(private-key"
+    " (rsa"
+    "  (n #00B6B509596A9ECABC939212F891E656A626BA07DA8521A9CAD4C08E640C04052FBB87F424EF1A0275A48A9299AC9DB69ABE3D0124E6C756B1F7DFB9B842D6251AEA6EE85390495CADA73D671537FCE5850A932F32BAB60AB1AC1F852C1F83C625E7A7D70CDA9EF16D5C8E47739D77DF59261ABE8454807FF441E143FBD37F8545#)"
+    "  (e #010001#)"
+    "  (d #077AD3DE284245F4806A1B82B79E616FBDE821C82D691A65665E57B5FAD3F34E67F401E7BD2E28699E89D9C496CF821945AE83AC7A1231176A196BA6027E77D85789055D50404A7A2A95B1512F91F190BBAEF730ED550D227D512F89C0CDB31AC06FA9A19503DDF6B66D0B42B9691BFD6140EC1720FFC48AE00C34796DC899E5#)"
+    "  (p #00D586C78E5F1B4BF2E7CD7A04CA091911706F19788B93E44EE20AAF462E8363E98A72253ED845CCBF2481BB351E8557C85BCFFF0DABDBFF8E26A79A0938096F27#)"
+    "  (q #00DB0CDF60F26F2A296C88D6BF9F8E5BE45C0DDD713C96CC73EBCB48B061740943F21D2A93D6E42A7211E7F02A95DCED6C390A67AD21ECF739AE8A0CA46FF2EBB3#)"
+    "  (u #33149195F16912DB20A48D020DBC3B9E3881B39D722BF79378F6340F43148A6E9FC5F53E2853B7387BA4443BA53A52FCA8173DE6E85B42F9783D4A7817D0680B#)))"
+  },
+  { /* Nothing to do dor a DSA key.  */
+    " (public-key"
+    " (dsa"
+    "  (p #0084E4C626E16005770BD9509ABF7354492E85B8C0060EFAAAEC617F725B592FAA59DF5460575F41022776A9718CE62EDD542AB73C7720869EBDBC834D174ADCD7136827DF51E2613545A25CA573BC502A61B809000B6E35F5EB7FD6F18C35678C23EA1C3638FB9CFDBA2800EE1B62F41A4479DE824F2834666FBF8DC5B53C2617#)"
+    "  (q #00B0E6F710051002A9F425D98A677B18E0E5B038AB#)"
+    "  (g #44370CEE0FE8609994183DBFEBA7EEA97D466838BCF65EFF506E35616DA93FA4E572A2F08886B74977BC00CA8CD3DBEA7AEB7DB8CBB180E6975E0D2CA76E023E6DE9F8CCD8826EBA2F72B8516532F6001DEFFAE76AA5E59E0FA33DBA3999B4E92D1703098CDEDCC416CF008801964084CDE1980132B2B78CB4CE9C15A559528B#)"
+    "  (y #3D5DD14AFA2BF24A791E285B90232213D0E3BA74AB1109E768AED19639A322F84BB7D959E2BA92EF73DE4C7F381AA9F4053CFA3CD4527EF9043E304E5B95ED0A3A5A9D590AA641C13DB2B6E32B9B964A6A2C730DD3EA7C8E13F7A140AFF1A91CE375E9B9B960384779DC4EA180FA1F827C52288F366C0770A220F50D6D8FD6F6#)))"
+  },
+  { /* Nothing to do for an ECDSA key w/o curvename.  */
+    "(public-key"
+    " (ecdsa(flags param)"
+    " (p #00FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF#)"
+    " (a #00FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC#)"
+    " (b #5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B#)"
+    " (g #046B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C2964FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5#)"
+    " (n #00FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551#)"
+    " (h #000000000000000000000000000000000000000000000000000000000000000001#)"
+    " (q #04C8A4CEC2E9A9BC8E173531A67B0840DF345C32E261ADD780E6D83D56EFADFD5DE872F8B854819B59543CE0B7F822330464FBC4E6324DADDCD9D059554F63B344#)))"
+  },
+  { /* Nothing to do for Ed25519 key.  */
+    "(public-key"
+    " (ecc"
+    " (curve Ed25519)"
+    " (q #04"
+    "     1CC662926E7EFF4982B7FB8B928E61CD74CCDD85277CC57196C3AD20B611085F"
+    "     47BD24842905C049257673B3F5249524E0A41FAA17B25B818D0F97E625F1A1D0#)"
+    "     ))"
+  },
+  { /* Nothing to do for Ed25519 with EdDSA key.  */
+    "(public-key"
+    " (ecc"
+    " (curve Ed25519)(flags eddsa)"
+    " (q #773E72848C1FD5F9652B29E2E7AF79571A04990E96F2016BF4E0EC1890C2B7DB#)"
+    " ))"
+  },
+  { /* Nothing to do for Ed25519 with EdDSA key with prefix.  */
+    "(public-key"
+    " (ecc"
+    " (curve Ed25519)(flags eddsa)"
+    " (q #40"
+    "     773E72848C1FD5F9652B29E2E7AF79571A04990E96F2016BF4E0EC1890C2B7DB#)"
+    " ))"
+  },
+  { /* Nothing to do for Ed25519 with EdDSA key with uncompress prefix.  */
+    "(public-key"
+    " (ecc"
+    " (curve Ed25519)(flags eddsa)"
+    " (q #04"
+    "     629ad237d1ed04dcd4abe1711dd699a1cf51b1584c4de7a4ef8b8a640180b26f"
+    "     5bb7c29018ece0f46b01f2960e99041a5779afe7e2292b65f9d51f8c84723e77#)"
+    " ))"
+  },
+  { /* Noting to do for a Cv25519 tweaked key.  */
+    "(public-key"
+    " (ecc"
+    " (curve Curve25519)(flags djb-tweak)"
+    " (q #40"
+    "     918C1733127F6BF2646FAE3D081A18AE77111C903B906310B077505EFFF12740#)"
+    " ))"
+  },
+  { /* Nothing to do for a shadowed key.  */
+    "(shadowed-private-key"
+    " (rsa"
+    " (n #00B493C79928398DA9D99AC0E949FE6EB62F683CB974FFFBFBC01066F5C9A89B"
+    "     D3DC48EAD7C65F36EA943C2B2C865C26C4884FF9EDFDA8C99C855B737D77EEF6"
+    "     B85DBC0CCEC0E900C1F89A6893A2A93E8B31028469B6927CEB2F08687E547C68"
+    "     6B0A2F7E50A194FF7AB7637E03DE0912EF7F6E5F1EC37625BD1620CCC2E7A564"
+    "     31E168CDAFBD1D9E61AE47A69A6FA03EF22F844528A710B2392F262B95A3078C"
+    "     F321DC8325F92A5691EF69F34FD0DE0B22C79D29DC87723FCADE463829E8E5F7"
+    "     D196D73D6C9C180F6A6A0DDBF7B9D8F7FA293C36163B12199EF6A1A95CAE4051"
+    "     E3069C522CC6C4A7110F663A5DAD20F66C13A1674D050088208FAE4F33B3AB51"
+    "     03#)"
+    " (e #00010001#)"
+    " (shadowed t1-v1"
+    " (#D2760001240102000005000123350000# OPENPGP.1)"
+    ")))"
+  },
+  {
+    NULL
+  }};
+  gpg_error_t err;
+  int idx;
+  gcry_sexp_t sexp;
+  unsigned char *abuf, *bbuf, *rbuf;
+  size_t abuflen, bbuflen, rbuflen;
+
+
+  for (idx=0; tests[idx].a; idx++)
+    {
+      err = gcry_sexp_new (&sexp, tests[idx].a, 0, 1);
+      if (err)
+        fail2 (idx,err);
+      err = make_canon_sexp (sexp, &abuf, &abuflen);
+      if (err)
+        fail2 (idx,err);
+      gcry_sexp_release (sexp);
+
+      if (tests[idx].b)
+        {
+          err = gcry_sexp_new (&sexp, tests[idx].b, 0, 1);
+          if (err)
+            fail2 (idx,err);
+          err = make_canon_sexp (sexp, &bbuf, &bbuflen);
+          if (err)
+            fail2 (idx,err);
+          gcry_sexp_release (sexp);
+        }
+      else
+        bbuf = NULL;
+
+      err = uncompress_ecc_q_in_canon_sexp (abuf, abuflen, &rbuf, &rbuflen);
+      if (err)
+        fail2 (idx,err);
+      if (rbuf)
+        fail (idx);  /* Converted without a need.  */
+
+      if (bbuf)
+        {
+          err = uncompress_ecc_q_in_canon_sexp (bbuf, bbuflen, &rbuf, &rbuflen);
+          if (gpg_err_code (err) == GPG_ERR_UNKNOWN_CURVE)
+            {
+              static int shown;
+              fprintf (stderr, "%s:%d: test %d failed: %s - ignored\n",
+                       __FILE__,__LINE__, idx, gpg_strerror (err));
+              if (!shown)
+                {
+                  shown = 1;
+                  fprintf (stderr, "This is likely due to a patched"
+                           " version of Libgcrypt with removed support"
+                           " for Brainpool curves\n");
+                }
+            }
+          else
+            {
+              if (err)
+                fail2 (idx,err);
+              if (!rbuf)
+                fail (idx);  /* Not converted despite a need for it. */
+
+              /* log_printcanon ("  orig:", abuf, abuflen); */
+              /* log_printcanon ("  comp:", bbuf, bbuflen); */
+              /* log_printcanon ("uncomp:", rbuf, rbuflen); */
+
+              if (rbuflen != abuflen || memcmp (rbuf, abuf, abuflen))
+                fail (idx);
+            }
+        }
+
+      xfree (abuf);
+      xfree (bbuf);
+      xfree (rbuf);
+    }
+}
+
+
+int
+main (int argc, char **argv)
+{
+  (void)argc;
+  (void)argv;
+
+  test_hash_algo_from_sigval ();
+  test_make_canon_sexp_from_rsa_pk ();
+  test_cmp_canon_sexp ();
+  test_ecc_uncompress ();
+
+  return 0;
+}