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-rw-r--r--src/tests/data/pubkey/ecgdsa.vec98
-rw-r--r--src/tests/test_ecgdsa.cpp78
-rw-r--r--src/tests/test_pubkey.cpp2
-rw-r--r--src/tests/test_pubkey.h8
-rw-r--r--src/tests/test_rng.h92
5 files changed, 275 insertions, 3 deletions
diff --git a/src/tests/data/pubkey/ecgdsa.vec b/src/tests/data/pubkey/ecgdsa.vec
new file mode 100644
index 000000000..5f3a7b55c
--- /dev/null
+++ b/src/tests/data/pubkey/ecgdsa.vec
@@ -0,0 +1,98 @@
+
+# The Digital Signature Scheme ECGDSA, Erwin Hess, Marcus Schafheutle, and Pascale Serf, Siemens AG, October 24, 2006
+# https://www.teletrust.de/fileadmin/files/oid/ecgdsa_final.pdf
+
+# 2.4.1 ECGDSA over GF(p) with RIPEMD-160
+
+Group = brainpool192r1
+X = 0x80F2425E89B4F585F27F3536ED834D68E3E492DE08FE84B9
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e20524950454d442d313630
+Hash = RIPEMD-160
+Nonce = 22C17C2A367DD85AB8A365ED06F19C43F9ED18349A9BC044
+Signature = 2D017BE7F117FF994ED6FC63CA5B4C7A0430E9FA095DAFC4C02B5CC5C51D5411060BF0245049F824839F671D78A1BBF1
+
+Group = brainpool256r1
+X = 0x47B3A27862DEF03749ACF0D600E69F9B851D01EDAEFA531F4D168E787307F4D8
+Nonce = 908E3099776261A4558FF7A9FA6DFFE0CA6BB3F9CB35C2E4E1DC73FD5E8C08A3
+Signature = 62CCD1D291E62F6A4FFBD966C66C85AABA990BB6AB0C087DBD54A456CCC84E4C9119719B08EEA0D6BC56E4D1D37369BCF3768445EF65CAE4A37BF6D43BD01646
+
+Group = brainpool320r1
+X = 0x486835945A3A284FFC52629AD48D8F37F4B2E9939C52BC72362A996140192AEF7D2AAFF0C73A51C5
+Nonce = C70BC00A77AD78725D36CEEC27D6F956FB546EEF6DC90E3531452BD87ECE8A4A7AD730ADC299D81B
+Signature = 3C925969FAB22F7AE7B8CC5D50CB0867DFDB2CF4FADA3D490DF75D72F7563186419494C98F9C82A606AB5250B31A8E935619489461733200E4FD5C1275C0AB37E7E411495BAAE14541DF6DE666B8CA56
+
+
+# 2.4.2 ECGDSA over GF(p) with SHA-1
+
+Group = brainpool192r1
+X = 0x80F2425E89B4F585F27F3536ED834D68E3E492DE08FE84B9
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e205348412d31
+Hash = SHA-1
+Nonce = 22C17C2A367DD85AB8A365ED06F19C43F9ED18349A9BC044
+Signature = 2D017BE7F117FF994ED6FC63CA5B4C7A0430E9FA095DAFC418FD604E5F00F55B3585C0528C319A2B05B8F2DDEE9CF1A6
+
+
+# 2.4.3 ECGDSA over GF(p) with SHA-224
+
+Group = brainpool256r1
+X = 0x47B3A27862DEF03749ACF0D600E69F9B851D01EDAEFA531F4D168E787307F4D8
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e205348412d323234
+Hash = SHA-224
+Nonce = 908E3099776261A4558FF7A9FA6DFFE0CA6BB3F9CB35C2E4E1DC73FD5E8C08A3
+Signature = 62CCD1D291E62F6A4FFBD966C66C85AABA990BB6AB0C087DBD54A456CCC84E4C6F029D921CBD25526EDCCF1C45E3CBF7B7A5D8D4E005F0C41C49B052DECB04EA
+
+Group = brainpool320r1
+X = 0x486835945A3A284FFC52629AD48D8F37F4B2E9939C52BC72362A996140192AEF7D2AAFF0C73A51C5
+Nonce = C70BC00A77AD78725D36CEEC27D6F956FB546EEF6DC90E3531452BD87ECE8A4A7AD730ADC299D81B
+Signature = 3C925969FAB22F7AE7B8CC5D50CB0867DFDB2CF4FADA3D490DF75D72F7563186419494C98F9C82A66EA191CA0D468AC3E95687689338357C7D0BACB3F1D87E0DEC05F635B7ADB84275AA008660F812CF
+
+
+# 2.4.4 ECGDSA over GF(p) with SHA-256
+
+Group = brainpool256r1
+X = 0x47B3A27862DEF03749ACF0D600E69F9B851D01EDAEFA531F4D168E787307F4D8
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e205348412d323536
+Hash = SHA-256
+Nonce = 908E3099776261A4558FF7A9FA6DFFE0CA6BB3F9CB35C2E4E1DC73FD5E8C08A3
+Signature = 62CCD1D291E62F6A4FFBD966C66C85AABA990BB6AB0C087DBD54A456CCC84E4C1DD53F822F8BE769F601FC5826B10AB603898374B8501B53D6976BA1AAE17A45
+
+Group = brainpool320r1
+X = 0x486835945A3A284FFC52629AD48D8F37F4B2E9939C52BC72362A996140192AEF7D2AAFF0C73A51C5
+Nonce = C70BC00A77AD78725D36CEEC27D6F956FB546EEF6DC90E3531452BD87ECE8A4A7AD730ADC299D81B
+Signature = 3C925969FAB22F7AE7B8CC5D50CB0867DFDB2CF4FADA3D490DF75D72F7563186419494C98F9C82A624370797A9D11717BBBB2B762E08ECD07DD7E033F544E47CBF3C6D16FD90B51DCC2E4DD8E6ECD8CD
+
+Group = brainpool384r1
+X = 0x60BABEC49D0A4E36328879591B1A598F339F7971E8A1AD35788486EB081C838B5612F6DEBD6B38A0BA720BD857AB2354
+Nonce = 43E01A2A95EE7695955334410F32C73BD1394BBF2CD7B8A18656B447A951342C82F52E833FFB3B74612679437C13ACB5
+Signature = 2A2676EFF87A75EE9ECBA1FDD7A5437697294166063C8CD90F8AEBA399BF450FFA244C0EE69B3E1FFCA395CD27AFFC6156F6A18906455867EB51EBE46049A11D79AEED1500D1D1A43D876E422C9234ED6F59AB7D336BCE12CED3D7ECBC09CAE3
+
+
+# 2.4.5 ECGDSA over GF(p) with SHA-384
+
+Group = brainpool384r1
+X = 0x60BABEC49D0A4E36328879591B1A598F339F7971E8A1AD35788486EB081C838B5612F6DEBD6B38A0BA720BD857AB2354
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e205348412d333834
+Hash = SHA-384
+Nonce = 43E01A2A95EE7695955334410F32C73BD1394BBF2CD7B8A18656B447A951342C82F52E833FFB3B74612679437C13ACB5
+Signature = 2A2676EFF87A75EE9ECBA1FDD7A5437697294166063C8CD90F8AEBA399BF450FFA244C0EE69B3E1FFCA395CD27AFFC61733F4E370AF3F9A2DF9499F9953E091D7BD28CA8E80FB3B4AAEB1FF324CCDF6E4D7F6B4576071321D8B34C20CAF0CD01
+
+Group = brainpool512r1
+X = 0x92006A988AF96D9157AADCF8627169627CE2ECC4C58ECE5C1A0A864211AB764C04236FA0160857A78E71CCAE4D79D52E5A69A4578AF506581F598FA9B4F7DA68
+Nonce = 6942B01D5901BEC1506BB8749618E22EC0FCD7F35159D51ED53BA77A78752128A58232AD8E0E021AFDE1477FF4C74FDFFE88AE2D15D89B56F6D73C0377631D2B
+Signature = 0104918B2B32B1A549BD43C30092953B4164CA01A1A97B5B0756EA063AC16B41B88A1BAB4538CD7D8466180B3E3F5C8646AC4A45F564E9B68FEE72ED00C7AC483D233E9FD9EB152E889F4F7CF325B4640894E5EA44C5144354305CD4BF70D2348257C2DBE06C554492CE9FDD6861A56577B53E5EE80E606231A4CF068FA1EC21
+
+
+# 2.4.5 ECGDSA over GF(p) with SHA-512
+
+Group = brainpool512r1
+X = 0x92006A988AF96D9157AADCF8627169627CE2ECC4C58ECE5C1A0A864211AB764C04236FA0160857A78E71CCAE4D79D52E5A69A4578AF506581F598FA9B4F7DA68
+
+Msg = 4578616d706c65206f662045434744534120776974682074686520686173682066756e6374696f6e205348412d353132
+Hash = SHA-512
+Nonce = 6942B01D5901BEC1506BB8749618E22EC0FCD7F35159D51ED53BA77A78752128A58232AD8E0E021AFDE1477FF4C74FDFFE88AE2D15D89B56F6D73C0377631D2B
+Signature = 0104918B2B32B1A549BD43C30092953B4164CA01A1A97B5B0756EA063AC16B41B88A1BAB4538CD7D8466180B3E3F5C8646AC4A45F564E9B68FEE72ED00C7AC4817A011F8DD7B56652B27AA6D6E7BDF3C7C23B5FA32910FBAA107E6270E1CA8A7A263F6618E6098A0D6CD6BA1C03544C5425875ECB3418AF5A3EE3F32143E48D2
diff --git a/src/tests/test_ecgdsa.cpp b/src/tests/test_ecgdsa.cpp
new file mode 100644
index 000000000..7fbdaccc5
--- /dev/null
+++ b/src/tests/test_ecgdsa.cpp
@@ -0,0 +1,78 @@
+/*
+* (C) 2016 René Korthaus, Sirrix AG
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#include "tests.h"
+
+#include "test_rng.h"
+
+#if defined(BOTAN_HAS_ECGDSA)
+ #include "test_pubkey.h"
+ #include <botan/ecgdsa.h>
+ #include <botan/oids.h>
+#endif
+
+namespace Botan_Tests {
+
+namespace {
+
+#if defined(BOTAN_HAS_ECGDSA)
+
+class ECGDSA_Signature_KAT_Tests : public PK_Signature_Generation_Test
+ {
+ public:
+ ECGDSA_Signature_KAT_Tests() : PK_Signature_Generation_Test(
+ "ECGDSA",
+ "pubkey/ecgdsa.vec",
+ {"Group", "X", "Hash", "Msg", "Nonce", "Signature"})
+ {}
+
+ bool clear_between_callbacks() const override { return false; }
+
+ std::unique_ptr<Botan::Private_Key> load_private_key(const VarMap& vars) override
+ {
+ const std::string group_id = get_req_str(vars, "Group");
+ const BigInt x = get_req_bn(vars, "X");
+ Botan::EC_Group group(Botan::OIDS::lookup(group_id));
+
+ std::unique_ptr<Botan::Private_Key> key(new Botan::ECGDSA_PrivateKey(Test::rng(), group, x));
+ return key;
+ }
+
+ std::string default_padding(const VarMap& vars) const override
+ {
+ return "EMSA1(" + get_req_str(vars, "Hash") + ")";
+ }
+
+ Botan::RandomNumberGenerator* test_rng(const std::vector<uint8_t>& nonce) const override
+ {
+ // ecgdsa signature generation extracts more random than just the nonce,
+ // but the nonce is extracted first
+ return new Fixed_Output_Position_RNG(nonce, 1);
+ }
+ };
+
+class ECGDSA_Keygen_Tests : public PK_Key_Generation_Test
+ {
+ public:
+ std::vector<std::string> keygen_params() const override { return { "secp256r1", "secp384r1", "secp521r1" }; }
+
+ std::unique_ptr<Botan::Private_Key> make_key(Botan::RandomNumberGenerator& rng,
+ const std::string& param) const override
+ {
+ Botan::EC_Group group(param);
+ std::unique_ptr<Botan::Private_Key> key(new Botan::ECGDSA_PrivateKey(rng, group));
+ return key;
+ }
+ };
+
+BOTAN_REGISTER_TEST("ecgdsa", ECGDSA_Signature_KAT_Tests);
+BOTAN_REGISTER_TEST("ecgdsa_keygen", ECGDSA_Keygen_Tests);
+
+#endif
+
+}
+
+}
diff --git a/src/tests/test_pubkey.cpp b/src/tests/test_pubkey.cpp
index 4d795ae1d..2f6de639d 100644
--- a/src/tests/test_pubkey.cpp
+++ b/src/tests/test_pubkey.cpp
@@ -113,7 +113,7 @@ PK_Signature_Generation_Test::run_one_test(const std::string&, const VarMap& var
std::unique_ptr<Botan::RandomNumberGenerator> rng;
if(vars.count("Nonce"))
{
- rng.reset(new Fixed_Output_RNG(get_req_bin(vars, "Nonce")));
+ rng.reset(test_rng(get_req_bin(vars, "Nonce")));
}
const std::vector<uint8_t> generated_signature =
diff --git a/src/tests/test_pubkey.h b/src/tests/test_pubkey.h
index 086c0bea1..b5a79bf55 100644
--- a/src/tests/test_pubkey.h
+++ b/src/tests/test_pubkey.h
@@ -9,6 +9,8 @@
#include "tests.h"
+#include "test_rng.h"
+
#if defined(BOTAN_HAS_PUBLIC_KEY_CRYPTO)
#include <botan/pubkey.h>
@@ -30,6 +32,12 @@ class PK_Signature_Generation_Test : public Text_Based_Test
}
virtual std::unique_ptr<Botan::Private_Key> load_private_key(const VarMap& vars) = 0;
+
+ virtual Botan::RandomNumberGenerator* test_rng(const std::vector<uint8_t>& nonce) const
+ {
+ return new Fixed_Output_RNG(nonce);
+ }
+
private:
Test::Result run_one_test(const std::string&, const VarMap& vars) override;
};
diff --git a/src/tests/test_rng.h b/src/tests/test_rng.h
index f7b0bf6fe..c14ed7fb7 100644
--- a/src/tests/test_rng.h
+++ b/src/tests/test_rng.h
@@ -1,5 +1,6 @@
/*
* (C) 2009 Jack Lloyd
+* (C) 2016 René Korthaus, Sirrix AG
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
@@ -12,15 +13,27 @@
#include <string>
#include <botan/rng.h>
#include <botan/hex.h>
+#include <botan/exceptn.h>
+
+#if defined(BOTAN_HAS_SYSTEM_RNG)
+ #include <botan/system_rng.h>
+#else
+ #include <botan/auto_rng.h>
+#endif
+
namespace Botan_Tests {
+/**
+ * RNG that outputs only a given set of fixed bytes, throws otherwise.
+ * Useful for test vectors with fixed nonces, where the algorithm consumes only the fixed nonce.
+ */
class Fixed_Output_RNG : public Botan::RandomNumberGenerator
{
public:
bool is_seeded() const override { return !m_buf.empty(); }
- uint8_t random()
+ virtual uint8_t random()
{
if(!is_seeded())
throw Test_Error("Fixed output RNG ran out of bytes, test bug?");
@@ -63,10 +76,85 @@ class Fixed_Output_RNG : public Botan::RandomNumberGenerator
Fixed_Output_RNG() {}
protected:
size_t remaining() const { return m_buf.size(); }
- private:
+
std::deque<uint8_t> m_buf;
};
+/**
+ * RNG that outputs a given set of fixed bytes for a specific request count, outputs random otherwise.
+ * Useful for test vectors with fixed nonces, where the algorithm consumes more random than just the fixed nonce.
+ */
+class Fixed_Output_Position_RNG : public Fixed_Output_RNG
+ {
+ public:
+ bool is_seeded() const override { return !m_buf.empty() || m_rng->is_seeded(); }
+
+ uint8_t random() override
+ {
+ if(m_buf.empty())
+ {
+ throw Test_Error("Fixed output RNG ran out of bytes, test bug?");
+ }
+
+ uint8_t out = m_buf.front();
+ m_buf.pop_front();
+ return out;
+ }
+
+ void randomize(uint8_t out[], size_t len) override
+ {
+ ++m_requests;
+
+ if(m_requests == m_pos)
+ { // return fixed output
+ for(size_t j = 0; j != len; j++)
+ {
+ out[j] = random();
+ }
+ }
+ else
+ { // return random
+ m_rng->randomize(out,len);
+ }
+ }
+
+ void add_entropy(const uint8_t*, size_t) override
+ {
+ throw Botan::Exception("add_entropy() not supported by this RNG, test bug?");
+ }
+
+ std::string name() const override { return "Fixed_Output_Position_RNG"; }
+
+ explicit Fixed_Output_Position_RNG(const std::vector<uint8_t>& in, uint32_t pos) :
+ Fixed_Output_RNG(in),
+ m_pos(pos),
+ m_rng{}
+ {
+#if defined(BOTAN_HAS_SYSTEM_RNG)
+ m_rng.reset(new Botan::System_RNG);
+#else
+ m_rng.reset(new Botan::AutoSeeded_RNG);
+#endif
+ }
+
+ explicit Fixed_Output_Position_RNG(const std::string& in_str, uint32_t pos) :
+ Fixed_Output_RNG(in_str),
+ m_pos(pos),
+ m_rng{}
+ {
+#if defined(BOTAN_HAS_SYSTEM_RNG)
+ m_rng.reset(new Botan::System_RNG);
+#else
+ m_rng.reset(new Botan::AutoSeeded_RNG);
+#endif
+ }
+
+ private:
+ uint32_t m_pos = 0;
+ uint32_t m_requests = 0;
+ std::unique_ptr<RandomNumberGenerator> m_rng;
+ };
+
}
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 06:44:40 +0000