Crate olm_sys[−][src]
Structs
OlmAccount | |
OlmInboundGroupSession | |
OlmOutboundGroupSession | |
OlmSession | |
OlmUtility | |
max_align_t |
Constants
Functions
olm_account⚠ |
Initialise an account object using the supplied memory The supplied memory must be at least olm_account_size() bytes |
olm_account_generate_one_time_keys⚠ |
Generates a number of new one time keys. If the total number of keys stored by this account exceeds max_number_of_one_time_keys() then the old keys are discarded. Returns olm_error() on error. If the number of random bytes is too small then olm_account_last_error() will be "NOT_ENOUGH_RANDOM". |
olm_account_generate_one_time_keys_random_length⚠ |
The number of random bytes needed to generate a given number of new one time keys. |
olm_account_identity_keys⚠ |
Writes the public parts of the identity keys for the account into the identity_keys output buffer. Returns olm_error() on failure. If the identity_keys buffer was too small then olm_account_last_error() will be "OUTPUT_BUFFER_TOO_SMALL". |
olm_account_identity_keys_length⚠ |
The size of the output buffer needed to hold the identity keys |
olm_account_last_error⚠ |
A null terminated string describing the most recent error to happen to an account |
olm_account_mark_keys_as_published⚠ |
Marks the current set of one time keys as being published. |
olm_account_max_number_of_one_time_keys⚠ |
The largest number of one time keys this account can store. |
olm_account_one_time_keys⚠ |
Writes the public parts of the unpublished one time keys for the account into the one_time_keys output buffer. |
olm_account_one_time_keys_length⚠ |
The size of the output buffer needed to hold the one time keys |
olm_account_sign⚠ |
Signs a message with the ed25519 key for this account. Returns olm_error() on failure. If the signature buffer was too small then olm_account_last_error() will be "OUTPUT_BUFFER_TOO_SMALL" |
olm_account_signature_length⚠ |
The length of an ed25519 signature encoded as base64. |
olm_account_size⚠ |
The size of an account object in bytes |
olm_clear_account⚠ |
Clears the memory used to back this account |
olm_clear_inbound_group_session⚠ |
Clears the memory used to back this group session |
olm_clear_outbound_group_session⚠ |
Clears the memory used to back this group session |
olm_clear_session⚠ |
Clears the memory used to back this session |
olm_clear_utility⚠ |
Clears the memory used to back this utility |
olm_create_account⚠ |
Creates a new account. Returns olm_error() on failure. If there weren't enough random bytes then olm_account_last_error() will be "NOT_ENOUGH_RANDOM" |
olm_create_account_random_length⚠ |
The number of random bytes needed to create an account. |
olm_create_inbound_session⚠ |
Create a new in-bound session for sending/receiving messages from an incoming PRE_KEY message. Returns olm_error() on failure. If the base64 couldn't be decoded then olm_session_last_error will be "INVALID_BASE64". If the message was for an unsupported protocol version then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then then olm_session_last_error() will be "BAD_MESSAGE_FORMAT". If the message refers to an unknown one time key then olm_session_last_error() will be "BAD_MESSAGE_KEY_ID". |
olm_create_inbound_session_from⚠ |
Create a new in-bound session for sending/receiving messages from an incoming PRE_KEY message. Returns olm_error() on failure. If the base64 couldn't be decoded then olm_session_last_error will be "INVALID_BASE64". If the message was for an unsupported protocol version then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then then olm_session_last_error() will be "BAD_MESSAGE_FORMAT". If the message refers to an unknown one time key then olm_session_last_error() will be "BAD_MESSAGE_KEY_ID". |
olm_create_outbound_session⚠ |
Creates a new out-bound session for sending messages to a given identity_key and one_time_key. Returns olm_error() on failure. If the keys couldn't be decoded as base64 then olm_session_last_error() will be "INVALID_BASE64" If there weren't enough random bytes then olm_session_last_error() will be "NOT_ENOUGH_RANDOM". |
olm_create_outbound_session_random_length⚠ |
The number of random bytes needed to create an outbound session |
olm_decrypt⚠ |
Decrypts a message using the session. The input message buffer is destroyed. Returns the length of the plain-text on success. Returns olm_error() on failure. If the plain-text buffer is smaller than olm_decrypt_max_plaintext_length() then olm_session_last_error() will be "OUTPUT_BUFFER_TOO_SMALL". If the base64 couldn't be decoded then olm_session_last_error() will be "INVALID_BASE64". If the message is for an unsupported version of the protocol then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then olm_session_last_error() will be BAD_MESSAGE_FORMAT". If the MAC on the message was invalid then olm_session_last_error() will be "BAD_MESSAGE_MAC". |
olm_decrypt_max_plaintext_length⚠ |
The maximum number of bytes of plain-text a given message could decode to. The actual size could be different due to padding. The input message buffer is destroyed. Returns olm_error() on failure. If the message base64 couldn't be decoded then olm_session_last_error() will be "INVALID_BASE64". If the message is for an unsupported version of the protocol then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then olm_session_last_error() will be "BAD_MESSAGE_FORMAT". |
olm_ed25519_verify⚠ |
Verify an ed25519 signature. If the key was too small then olm_session_last_error will be "INVALID_BASE64". If the signature was invalid then olm_utility_last_error() will be "BAD_MESSAGE_MAC". |
olm_encrypt⚠ |
Encrypts a message using the session. Returns the length of the message in bytes on success. Writes the message as base64 into the message buffer. Returns olm_error() on failure. If the message buffer is too small then olm_session_last_error() will be "OUTPUT_BUFFER_TOO_SMALL". If there weren't enough random bytes then olm_session_last_error() will be "NOT_ENOUGH_RANDOM". |
olm_encrypt_message_length⚠ |
The size of the next message in bytes for the given number of plain-text bytes. |
olm_encrypt_message_type⚠ |
The type of the next message that olm_encrypt() will return. Returns OLM_MESSAGE_TYPE_PRE_KEY if the message will be a PRE_KEY message. Returns OLM_MESSAGE_TYPE_MESSAGE if the message will be a normal message. Returns olm_error on failure. |
olm_encrypt_random_length⚠ |
The number of random bytes needed to encrypt the next message. |
olm_error⚠ |
The value that olm will return from a function if there was an error |
olm_export_inbound_group_session⚠ |
Export the base64-encoded ratchet key for this session, at the given index, in a format which can be used by olm_import_inbound_group_session |
olm_export_inbound_group_session_length⚠ |
Get the number of bytes returned by olm_export_inbound_group_session() |
olm_get_library_version⚠ |
Get the version number of the library. Arguments will be updated if non-null. |
olm_group_decrypt⚠ |
Decrypt a message. |
olm_group_decrypt_max_plaintext_length⚠ |
Get an upper bound on the number of bytes of plain-text the decrypt method will write for a given input message length. The actual size could be different due to padding. |
olm_group_encrypt⚠ |
Encrypt some plain-text. Returns the length of the encrypted message or olm_error() on failure. On failure last_error will be set with an error code. The last_error will be OUTPUT_BUFFER_TOO_SMALL if the output buffer is too small. |
olm_group_encrypt_message_length⚠ |
The number of bytes that will be created by encrypting a message |
olm_import_inbound_group_session⚠ |
Import an inbound group session, from a previous export. |
olm_inbound_group_session⚠ |
Initialise an inbound group session object using the supplied memory The supplied memory should be at least olm_inbound_group_session_size() bytes. |
olm_inbound_group_session_first_known_index⚠ |
Get the first message index we know how to decrypt. |
olm_inbound_group_session_id⚠ |
Get a base64-encoded identifier for this session. |
olm_inbound_group_session_id_length⚠ |
Get the number of bytes returned by olm_inbound_group_session_id() |
olm_inbound_group_session_is_verified⚠ |
Check if the session has been verified as a valid session. |
olm_inbound_group_session_last_error⚠ |
A null terminated string describing the most recent error to happen to a group session |
olm_inbound_group_session_size⚠ |
get the size of an inbound group session, in bytes. |
olm_init_inbound_group_session⚠ |
Start a new inbound group session, from a key exported from olm_outbound_group_session_key |
olm_init_outbound_group_session⚠ |
Start a new outbound group session. Returns olm_error() on failure. On failure last_error will be set with an error code. The last_error will be NOT_ENOUGH_RANDOM if the number of random bytes was too small. |
olm_init_outbound_group_session_random_length⚠ |
The number of random bytes needed to create an outbound group session |
olm_matches_inbound_session⚠ |
Checks if the PRE_KEY message is for this in-bound session. This can happen if multiple messages are sent to this account before this account sends a message in reply. Returns 1 if the session matches. Returns 0 if the session does not match. Returns olm_error() on failure. If the base64 couldn't be decoded then olm_session_last_error will be "INVALID_BASE64". If the message was for an unsupported protocol version then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then then olm_session_last_error() will be "BAD_MESSAGE_FORMAT". |
olm_matches_inbound_session_from⚠ |
Checks if the PRE_KEY message is for this in-bound session. This can happen if multiple messages are sent to this account before this account sends a message in reply. Returns 1 if the session matches. Returns 0 if the session does not match. Returns olm_error() on failure. If the base64 couldn't be decoded then olm_session_last_error will be "INVALID_BASE64". If the message was for an unsupported protocol version then olm_session_last_error() will be "BAD_MESSAGE_VERSION". If the message couldn't be decoded then then olm_session_last_error() will be "BAD_MESSAGE_FORMAT". |
olm_outbound_group_session⚠ |
Initialise an outbound group session object using the supplied memory The supplied memory should be at least olm_outbound_group_session_size() bytes. |
olm_outbound_group_session_id⚠ |
Get a base64-encoded identifier for this session. |
olm_outbound_group_session_id_length⚠ |
Get the number of bytes returned by olm_outbound_group_session_id() |
olm_outbound_group_session_key⚠ |
Get the base64-encoded current ratchet key for this session. |
olm_outbound_group_session_key_length⚠ |
Get the number of bytes returned by olm_outbound_group_session_key() |
olm_outbound_group_session_last_error⚠ |
A null terminated string describing the most recent error to happen to a group session |
olm_outbound_group_session_message_index⚠ |
Get the current message index for this session. |
olm_outbound_group_session_size⚠ |
get the size of an outbound group session, in bytes. |
olm_pickle_account⚠ |
Stores an account as a base64 string. Encrypts the account using the supplied key. Returns the length of the pickled account on success. Returns olm_error() on failure. If the pickle output buffer is smaller than olm_pickle_account_length() then olm_account_last_error() will be "OUTPUT_BUFFER_TOO_SMALL" |
olm_pickle_account_length⚠ |
Returns the number of bytes needed to store an account |
olm_pickle_inbound_group_session⚠ |
Stores a group session as a base64 string. Encrypts the session using the supplied key. Returns the length of the session on success. |
olm_pickle_inbound_group_session_length⚠ |
Returns the number of bytes needed to store an inbound group session |
olm_pickle_outbound_group_session⚠ |
Stores a group session as a base64 string. Encrypts the session using the supplied key. Returns the length of the session on success. |
olm_pickle_outbound_group_session_length⚠ |
Returns the number of bytes needed to store an outbound group session |
olm_pickle_session⚠ |
Stores a session as a base64 string. Encrypts the session using the supplied key. Returns the length of the pickled session on success. Returns olm_error() on failure. If the pickle output buffer is smaller than olm_pickle_session_length() then olm_session_last_error() will be "OUTPUT_BUFFER_TOO_SMALL" |
olm_pickle_session_length⚠ |
Returns the number of bytes needed to store a session |
olm_remove_one_time_keys⚠ |
Removes the one time keys that the session used from the account. Returns olm_error() on failure. If the account doesn't have any matching one time keys then olm_account_last_error() will be "BAD_MESSAGE_KEY_ID". |
olm_session⚠ |
Initialise a session object using the supplied memory The supplied memory must be at least olm_session_size() bytes |
olm_session_has_received_message⚠ | |
olm_session_id⚠ |
An identifier for this session. Will be the same for both ends of the conversation. If the id buffer is too small then olm_session_last_error() will be "OUTPUT_BUFFER_TOO_SMALL". |
olm_session_id_length⚠ |
The length of the buffer needed to return the id for this session. |
olm_session_last_error⚠ |
A null terminated string describing the most recent error to happen to a session |
olm_session_size⚠ |
The size of a session object in bytes |
olm_sha256⚠ |
Calculates the SHA-256 hash of the input and encodes it as base64. If the output buffer is smaller than olm_sha256_length() then olm_utility_last_error() will be "OUTPUT_BUFFER_TOO_SMALL". |
olm_sha256_length⚠ |
The length of the buffer needed to hold the SHA-256 hash. |
olm_unpickle_account⚠ |
Loads an account from a pickled base64 string. Decrypts the account using the supplied key. Returns olm_error() on failure. If the key doesn't match the one used to encrypt the account then olm_account_last_error() will be "BAD_ACCOUNT_KEY". If the base64 couldn't be decoded then olm_account_last_error() will be "INVALID_BASE64". The input pickled buffer is destroyed |
olm_unpickle_inbound_group_session⚠ |
Loads a group session from a pickled base64 string. Decrypts the session using the supplied key. |
olm_unpickle_outbound_group_session⚠ |
Loads a group session from a pickled base64 string. Decrypts the session using the supplied key. |
olm_unpickle_session⚠ |
Loads a session from a pickled base64 string. Decrypts the session using the supplied key. Returns olm_error() on failure. If the key doesn't match the one used to encrypt the account then olm_session_last_error() will be "BAD_ACCOUNT_KEY". If the base64 couldn't be decoded then olm_session_last_error() will be "INVALID_BASE64". The input pickled buffer is destroyed |
olm_utility⚠ |
Initialise a utility object using the supplied memory The supplied memory must be at least olm_utility_size() bytes |
olm_utility_last_error⚠ |
A null terminated string describing the most recent error to happen to a utility |
olm_utility_size⚠ |
The size of a utility object in bytes |