1 files changed, 92 insertions, 0 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/pk_pad/emsa_pkcs1/emsa_pkcs1.h b/src/libs/3rdparty/botan/src/lib/pk_pad/emsa_pkcs1/emsa_pkcs1.h
new file mode 100644
index 0000000000..31032320e6
--- /dev/null
+++ b/src/libs/3rdparty/botan/src/lib/pk_pad/emsa_pkcs1/emsa_pkcs1.h
@@ -0,0 +1,92 @@
+/*
+* PKCS #1 v1.5 signature padding
+* (C) 1999-2008 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_EMSA_PKCS1_H_
+#define BOTAN_EMSA_PKCS1_H_
+
+#include <botan/emsa.h>
+#include <botan/hash.h>
+
+namespace Botan {
+
+/**
+* PKCS #1 v1.5 signature padding
+* aka PKCS #1 block type 1
+* aka EMSA3 from IEEE 1363
+*/
+class BOTAN_PUBLIC_API(2,0) EMSA_PKCS1v15 final : public EMSA
+   {
+   public:
+      /**
+      * @param hash the hash function to use
+      */
+      explicit EMSA_PKCS1v15(HashFunction* hash);
+
+      EMSA* clone() override { return new EMSA_PKCS1v15(m_hash->clone()); }
+
+      void update(const uint8_t[], size_t) override;
+
+      secure_vector<uint8_t> raw_data() override;
+
+      secure_vector<uint8_t> encoding_of(const secure_vector<uint8_t>&, size_t,
+                                     RandomNumberGenerator& rng) override;
+
+      bool verify(const secure_vector<uint8_t>&, const secure_vector<uint8_t>&,
+                  size_t) override;
+
+      std::string name() const override
+         { return "EMSA3(" + m_hash->name() + ")"; }
+
+      AlgorithmIdentifier config_for_x509(const Private_Key& key,
+                                          const std::string& cert_hash_name) const override;
+   private:
+      std::unique_ptr<HashFunction> m_hash;
+      std::vector<uint8_t> m_hash_id;
+   };
+
+/**
+* EMSA_PKCS1v15_Raw which is EMSA_PKCS1v15 without a hash or digest id
+* (which according to QCA docs is "identical to PKCS#11's CKM_RSA_PKCS
+* mechanism", something I have not confirmed)
+*/
+class BOTAN_PUBLIC_API(2,0) EMSA_PKCS1v15_Raw final : public EMSA
+   {
+   public:
+      EMSA* clone() override { return new EMSA_PKCS1v15_Raw(); }
+
+      void update(const uint8_t[], size_t) override;
+
+      secure_vector<uint8_t> raw_data() override;
+
+      secure_vector<uint8_t> encoding_of(const secure_vector<uint8_t>&, size_t,
+                                     RandomNumberGenerator& rng) override;
+
+      bool verify(const secure_vector<uint8_t>&, const secure_vector<uint8_t>&,
+                  size_t) override;
+
+      /**
+      * @param hash_algo if non-empty, the digest id for that hash is
+      * included in the signature.
+      */
+      EMSA_PKCS1v15_Raw(const std::string& hash_algo = "");
+
+      std::string name() const override
+         {
+         if(m_hash_name.empty()) return "EMSA3(Raw)";
+         else return "EMSA3(Raw," + m_hash_name + ")";
+         }
+
+   private:
+      size_t m_hash_output_len = 0;
+      std::string m_hash_name;
+      std::vector<uint8_t> m_hash_id;
+      secure_vector<uint8_t> m_message;
+   };
+
+}
+
+#endif