2fc83aa9ac
Add ed25519 keys to the inbound and outbound sessions, and use them to sign and verify megolm messages. We just stuff the ed25519 public key in alongside the megolm session key (and add a version byte), to save adding more boilerplate to the JS/python/etc layers.
65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/* Copyright 2015-2016 OpenMarket Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OLM_ERROR_H_
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#define OLM_ERROR_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum OlmErrorCode {
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OLM_SUCCESS = 0, /*!< There wasn't an error */
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OLM_NOT_ENOUGH_RANDOM = 1, /*!< Not enough entropy was supplied */
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OLM_OUTPUT_BUFFER_TOO_SMALL = 2, /*!< Supplied output buffer is too small */
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OLM_BAD_MESSAGE_VERSION = 3, /*!< The message version is unsupported */
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OLM_BAD_MESSAGE_FORMAT = 4, /*!< The message couldn't be decoded */
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OLM_BAD_MESSAGE_MAC = 5, /*!< The message couldn't be decrypted */
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OLM_BAD_MESSAGE_KEY_ID = 6, /*!< The message references an unknown key id */
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OLM_INVALID_BASE64 = 7, /*!< The input base64 was invalid */
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OLM_BAD_ACCOUNT_KEY = 8, /*!< The supplied account key is invalid */
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OLM_UNKNOWN_PICKLE_VERSION = 9, /*!< The pickled object is too new */
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OLM_CORRUPTED_PICKLE = 10, /*!< The pickled object couldn't be decoded */
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OLM_BAD_SESSION_KEY = 11, /*!< Attempt to initialise an inbound group
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session from an invalid session key */
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OLM_UNKNOWN_MESSAGE_INDEX = 12, /*!< Attempt to decode a message whose
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* index is earlier than our earliest
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* known session key.
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*/
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/**
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* Attempt to unpickle an account which uses pickle version 1 (which did
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* not save enough space for the Ed25519 key; the key should be considered
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* compromised. We don't let the user reload the account.
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*/
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OLM_BAD_LEGACY_ACCOUNT_PICKLE = 13,
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/**
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* Received message had a bad signature
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*/
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OLM_BAD_SIGNATURE = 14,
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/* remember to update the list of string constants in error.c when updating
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* this list. */
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};
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/** get a string representation of the given error code. */
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const char * _olm_error_to_string(enum OlmErrorCode error);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif /* OLM_ERROR_H_ */
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