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-rw-r--r--xC-proto18
1 files changed, 17 insertions, 1 deletions
diff --git a/xC-proto b/xC-proto
index d25a118..46955e7 100644
--- a/xC-proto
+++ b/xC-proto
@@ -3,6 +3,8 @@ const VERSION = 1;
// From the frontend to the relay.
struct CommandMessage {
+ // The command sequence number will be repeated in responses
+ // in the respective fields.
u32 command_seq;
union CommandData switch (enum Command {
HELLO,
@@ -15,6 +17,9 @@ struct CommandMessage {
} command) {
case HELLO:
u32 version;
+ // If the version check succeeds, the client will receive
+ // an initial stream of BUFFER_UPDATE, BUFFER_LINE,
+ // and finally a BUFFER_ACTIVATE message.
case PING:
void;
case ACTIVE:
@@ -51,6 +56,15 @@ struct EventMessage {
void;
case BUFFER_UPDATE:
string buffer_name;
+ // These are cumulative, even for lines flushed out from buffers.
+ // Updates to these values aren't broadcasted, thus handle:
+ // - BUFFER_LINE by bumping/setting them as appropriate,
+ // - BUFFER_ACTIVATE by clearing them for the previous buffer
+ // (this way, they can be used to mark unread messages).
+ // Any updates received after the initial sync should be ignored.
+ u32 new_messages;
+ u32 new_unimportant_messages;
+ bool highlighted;
case BUFFER_RENAME:
string buffer_name;
string new;
@@ -60,6 +74,7 @@ struct EventMessage {
string buffer_name;
case BUFFER_LINE:
string buffer_name;
+ // Whether the line should also be displayed in the active buffer.
bool leak_to_active;
bool is_unimportant;
bool is_highlight;
@@ -106,7 +121,8 @@ struct EventMessage {
case BUFFER_CLEAR:
string buffer_name;
- // Restriction: command_seq is strictly increasing, across both of these.
+ // Restriction: command_seq strictly follows the sequence received
+ // by the relay, across both of these replies.
case ERROR:
u32 command_seq;
string error;