Convert error.hh to plain C

6 files changed, 47 insertions, 43 deletions

diff --git a/include/olm/account.hh b/include/olm/account.hh
index 209139a..6ea0d19 100644
--- a/include/olm/account.hh
+++ b/include/olm/account.hh
@@ -17,7 +17,7 @@
 
 #include "olm/list.hh"
 #include "olm/crypto.hh"
-#include "olm/error.hh"
+#include "olm/error.h"
 
 #include <cstdint>
 
@@ -44,7 +44,7 @@ struct Account {
     IdentityKeys identity_keys;
     List<OneTimeKey, MAX_ONE_TIME_KEYS> one_time_keys;
     std::uint32_t next_one_time_key_id;
-    ErrorCode last_error;
+    OlmErrorCode last_error;
 
     /** Number of random bytes needed to create a new account */
     std::size_t new_account_random_length();
diff --git a/include/olm/error.h b/include/olm/error.h
new file mode 100644
index 0000000..a4f373e
--- /dev/null
+++ b/include/olm/error.h
@@ -0,0 +1,40 @@
+/* Copyright 2015-2016 OpenMarket Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef OLM_ERROR_H_
+#define OLM_ERROR_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum OlmErrorCode {
+    OLM_SUCCESS = 0, /*!< There wasn't an error */
+    OLM_NOT_ENOUGH_RANDOM = 1,  /*!< Not enough entropy was supplied */
+    OLM_OUTPUT_BUFFER_TOO_SMALL = 2, /*!< Supplied output buffer is too small */
+    OLM_BAD_MESSAGE_VERSION = 3,  /*!< The message version is unsupported */
+    OLM_BAD_MESSAGE_FORMAT = 4, /*!< The message couldn't be decoded */
+    OLM_BAD_MESSAGE_MAC = 5, /*!< The message couldn't be decrypted */
+    OLM_BAD_MESSAGE_KEY_ID = 6, /*!< The message references an unknown key id */
+    OLM_INVALID_BASE64 = 7, /*!< The input base64 was invalid */
+    OLM_BAD_ACCOUNT_KEY = 8, /*!< The supplied account key is invalid */
+    OLM_UNKNOWN_PICKLE_VERSION = 9, /*!< The pickled object is too new */
+    OLM_CORRUPTED_PICKLE = 10, /*!< The pickled object couldn't be decoded */
+};
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif /* OLM_ERROR_H_ */
diff --git a/include/olm/error.hh b/include/olm/error.hh
deleted file mode 100644
index b0d3764..0000000
--- a/include/olm/error.hh
+++ /dev/null
@@ -1,36 +0,0 @@
-/* Copyright 2015 OpenMarket Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef ERROR_HH_
-#define ERROR_HH_
-
-namespace olm {
-
-enum struct ErrorCode {
-    SUCCESS = 0, /*!< There wasn't an error */
-    NOT_ENOUGH_RANDOM = 1,  /*!< Not enough entropy was supplied */
-    OUTPUT_BUFFER_TOO_SMALL = 2, /*!< Supplied output buffer is too small */
-    BAD_MESSAGE_VERSION = 3,  /*!< The message version is unsupported */
-    BAD_MESSAGE_FORMAT = 4, /*!< The message couldn't be decoded */
-    BAD_MESSAGE_MAC = 5, /*!< The message couldn't be decrypted */
-    BAD_MESSAGE_KEY_ID = 6, /*!< The message references an unknown key id */
-    INVALID_BASE64 = 7, /*!< The input base64 was invalid */
-    BAD_ACCOUNT_KEY = 8, /*!< The supplied account key is invalid */
-    UNKNOWN_PICKLE_VERSION = 9, /*!< The pickled object is too new */
-    CORRUPTED_PICKLE = 10, /*!< The pickled object couldn't be decoded */
-};
-
-} // namespace olm
-
-#endif /* ERROR_HH_ */
diff --git a/include/olm/ratchet.hh b/include/olm/ratchet.hh
index 071e349..b2787c7 100644
--- a/include/olm/ratchet.hh
+++ b/include/olm/ratchet.hh
@@ -15,7 +15,7 @@
 
 #include "olm/crypto.hh"
 #include "olm/list.hh"
-#include "olm/error.hh"
+#include "olm/error.h"
 
 namespace olm {
 
@@ -79,7 +79,7 @@ struct Ratchet {
     Cipher const & ratchet_cipher;
 
     /** The last error that happened encrypting or decrypting a message. */
-    ErrorCode last_error;
+    OlmErrorCode last_error;
 
     /**
      * A count of the number of times the root key has been advanced; this is
diff --git a/include/olm/session.hh b/include/olm/session.hh
index 829f271..5b91cb1 100644
--- a/include/olm/session.hh
+++ b/include/olm/session.hh
@@ -31,7 +31,7 @@ struct Session {
     Session();
 
     Ratchet ratchet;
-    ErrorCode last_error;
+    OlmErrorCode last_error;
 
     bool received_message;
 
diff --git a/include/olm/utility.hh b/include/olm/utility.hh
index 1e77675..1339fe5 100644
--- a/include/olm/utility.hh
+++ b/include/olm/utility.hh
@@ -16,7 +16,7 @@
 #ifndef UTILITY_HH_
 #define UTILITY_HH_
 
-#include "olm/error.hh"
+#include "olm/error.h"
 
 #include <cstddef>
 #include <cstdint>
@@ -29,7 +29,7 @@ struct Utility {
 
     Utility();
 
-    ErrorCode last_error;
+    OlmErrorCode last_error;
 
     /** The length of a SHA-256 hash in bytes. */
     std::size_t sha256_length();