Boston, MA 02111-1307, USA.
*/
-/**
+/**
* @file include/gnunet_psyc_service.h
* @brief PSYC service; high-level access to the PSYC protocol
* note that clients of this API are NOT expected to
* 'places' and 'persons' are combined within the same
* abstraction, that of a "channel". Channels are identified
* and accessed in this API using a public/private key.
- * Higher-level applications should use NAMES within GADS
+ * Higher-level applications should use NAMES within GNS
* to obtain public keys, and the distinction between
* 'places' and 'persons' can then be made with the help
* of the naming system (and/or conventions).
* @c \#define for the maximum size of a variable).
* - PSYC defines standard variables, methods, etc. This
* library deliberately abstracts over all of these; a
- * higher-level API should combine the naming system (GADS)
+ * higher-level API should combine the naming system (GNS)
* and standard methods (message, join, part, warn,
* fail, error) and variables (action, color, time,
* tag, etc.). However, this API does take over the
#include "gnunet_multicast_service.h"
-/**
+/**
* Version number of GNUnet-PSYC API.
*/
#define GNUNET_PSYC_VERSION 0x00000000
-/**
+/**
* Policy flags for a channel.
*/
enum GNUNET_PSYC_ChannelFlags
GNUNET_PSYC_CHANNEL_RESTRICTED_HISTORY = 1 << 1,
};
-/**
+/**
* PSYC channel policies.
*/
enum GNUNET_PSYC_Policy
*/
GNUNET_PSYC_CHANNEL_ANONYMOUS = 0,
- /**
+ /**
* The master must approve membership to the channel, messages must only be
* distributed to current channel slaves. This includes the channel
* state as well as transient messages.
| GNUNET_PSYC_CHANNEL_RESTRICTED_HISTORY,
#if IDEAS_FOR_FUTURE
- /**
+ /**
* Anyone can freely join the channel (no approval required);
* however, messages must only be distributed to current channel
* slaves, so the master must still acknowledge that the slave
*/
GNUNET_PSYC_MESSAGE_LAST_FRAGMENT = 1 << 1,
- /**
+ /**
* OR'ed flags if message is not fragmented.
*/
GNUNET_PSYC_MESSAGE_NOT_FRAGMENTED
uint8_t status;
};
-/**
+/**
* Handle that identifies a join request.
*
* Used to match calls to #GNUNET_PSYC_JoinCallback to the
struct GNUNET_PSYC_JoinHandle;
-/**
+/**
* Method called from PSYC upon receiving a message indicating a call to a
* @e method.
*
enum GNUNET_PSYC_MessageFlags flags);
-/**
+/**
* Method called from PSYC upon receiving a join request.
*
* @param cls Closure.
struct GNUNET_PSYC_JoinHandle *jh);
-/**
+/**
* Function to call with the decision made for a join request.
*
* Must be called once and only once in response to an invocation of the
size_t data_size);
-/**
+/**
* Handle for the master of a PSYC channel.
*/
struct GNUNET_PSYC_Master;
-/**
+/**
* Function called after the channel master started.
*
* @param cls Closure.
(*GNUNET_PSYC_MasterStartCallback) (void *cls, uint64_t max_message_id);
-/**
+/**
* Start a PSYC master channel.
*
* Will start a multicast group identified by the given ECC key. Messages
* @param channel_key ECC key that will be used to sign messages for this
* PSYC session. The public key is used to identify the PSYC channel.
* Note that end-users will usually not use the private key directly, but
- * rather look it up in GADS for places managed by other users, or select
+ * rather look it up in GNS for places managed by other users, or select
* a file with the private key(s) when setting up their own channels
* FIXME: we'll likely want to use NOT the p521 curve here, but a cheaper
* one in the future.
void *cls);
-/**
+/**
* Function called to provide data for a transmission via PSYC.
*
* Note that returning #GNUNET_OK or #GNUNET_SYSERR (but not #GNUNET_NO)
enum GNUNET_PSYC_MasterTransmitFlags
{
GNUNET_PSYC_MASTER_TRANSMIT_NONE = 0,
- /**
+ /**
* Whether this message should reset the channel state,
* i.e. remove all previously stored state variables.
*/
GNUNET_PSYC_MASTER_TRANSMIT_RESET_STATE = 1 << 0,
- /**
+ /**
* Whether we need to increment the group generation counter after
* transmitting this message.
*/
};
-/**
+/**
* Handle for a pending PSYC transmission operation.
*/
struct GNUNET_PSYC_MasterTransmitHandle;
-/**
+/**
* Send a message to call a method to all members in the PSYC channel.
*
* @param master Handle to the PSYC channel.
enum GNUNET_PSYC_MasterTransmitFlags flags);
-/**
+/**
* Resume transmission to the channel.
*
* @param th Handle of the request that is being resumed.
GNUNET_PSYC_master_transmit_resume (struct GNUNET_PSYC_MasterTransmitHandle *th);
-/**
+/**
* Abort transmission request to channel.
*
* @param th Handle of the request that is being aborted.
GNUNET_PSYC_master_transmit_cancel (struct GNUNET_PSYC_MasterTransmitHandle *th);
-/**
+/**
* Stop a PSYC master channel.
*
* @param master PSYC channel master to stop.
GNUNET_PSYC_master_stop (struct GNUNET_PSYC_Master *master);
-/**
+/**
* Handle for a PSYC channel slave.
*/
struct GNUNET_PSYC_Slave;
-/**
+/**
* Function called after the slave joined.
*
* @param cls Closure.
(*GNUNET_PSYC_SlaveJoinCallback) (void *cls, uint64_t max_message_id);
-/**
+/**
* Join a PSYC channel.
*
* The entity joining is always the local peer. The user must immediately use
size_t data_size);
-/**
+/**
* Part a PSYC channel.
*
* Will terminate the connection to the PSYC service. Polite clients should
GNUNET_PSYC_slave_part (struct GNUNET_PSYC_Slave *slave);
-/**
+/**
* Function called to provide data for a transmission to the channel master
* (a.k.a. the @e host of the channel).
*
};
-/**
+/**
* Handle for a pending PSYC transmission operation.
*/
struct GNUNET_PSYC_SlaveTransmitHandle;
-/**
+/**
* Request a message to be sent to the channel master.
*
* @param slave Slave handle.
enum GNUNET_PSYC_SlaveTransmitFlags flags);
-/**
+/**
* Resume transmission to the master.
*
* @param th Handle of the request that is being resumed.
GNUNET_PSYC_slave_transmit_resume (struct GNUNET_PSYC_MasterTransmitHandle *th);
-/**
+/**
* Abort transmission request to master.
*
* @param th Handle of the request that is being aborted.
GNUNET_PSYC_slave_transmit_cancel (struct GNUNET_PSYC_SlaveTransmitHandle *th);
-/**
+/**
* Handle to access PSYC channel operations for both the master and slaves.
*/
struct GNUNET_PSYC_Channel;
-/**
+/**
* Convert a channel @a master to a @e channel handle to access the @e channel
* APIs.
*
GNUNET_PSYC_master_get_channel (struct GNUNET_PSYC_Master *master);
-/**
+/**
* Convert @a slave to a @e channel handle to access the @e channel APIs.
*
* @param slave Slave handle.
GNUNET_PSYC_slave_get_channel (struct GNUNET_PSYC_Slave *slave);
-/**
+/**
* Add a slave to the channel's membership list.
*
* Note that this will NOT generate any PSYC traffic, it will merely update the
uint64_t effective_since);
-/**
+/**
* Remove a slave from the channel's membership list.
*
* Note that this will NOT generate any PSYC traffic, it will merely update the
uint64_t announced_at);
-/**
+/**
* Function called to inform a member about stored state values for a channel.
*
* @param cls Closure.
(*GNUNET_PSYC_FinishCallback) (void *cls);
-/**
+/**
* Handle to a story telling operation.
*/
struct GNUNET_PSYC_Story;
-/**
+/**
* Request to be told the message history of the channel.
*
* Historic messages (but NOT the state at the time) will be replayed (given to
void *cls);
-/**
+/**
* Abort story telling.
*
* This function must not be called from within method handlers (as given to
struct GNUNET_PSYC_StateQuery;
-/**
+/**
* Retrieve the best matching channel state variable.
*
* If the requested variable name is not present in the state, the nearest
void *cb_cls);
-/**
+/**
* Return all channel state variables whose name matches a given prefix.
*
* A name matches if it starts with the given @a name_prefix, thus requesting
void *cb_cls);
-/**
+/**
* Cancel a state query operation.
*
* @param query Handle for the operation to cancel.
projects / oweals / gnunet.git / blobdiff