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-rw-r--r--message.h31
1 files changed, 29 insertions, 2 deletions
diff --git a/message.h b/message.h
index d60c1b3..422ada1 100644
--- a/message.h
+++ b/message.h
@@ -125,6 +125,33 @@ enum { /* isdnsignal */
mISDNSIGNAL_DELAY, /* use delay or adaptive jitter */
};
+enum { /* bchannel assignment */
+ BCHANNEL_REQUEST, /* application requests bchannel */
+ BCHANNEL_ASSIGN, /* bchannel assigned by LCR */
+ BCHANNEL_ASSIGN_ACK, /* application acknowledges */
+ BCHANNEL_REMOVE, /* bchannel removed by LCR */
+ BCHANNEL_REMOVE_ACK, /* application acknowledges */
+};
+enum {
+ B_STATE_IDLE, /* not open */
+ B_STATE_ACTIVATING, /* DL_ESTABLISH sent */
+ B_STATE_ACTIVE, /* channel active */
+ B_STATE_DEACTIVATING, /* DL_RELEASE sent */
+ B_STATE_EXPORTING, /* BCHANNEL_ASSIGN sent */
+ B_STATE_REMOTE, /* bchannel assigned to remote application */
+ B_STATE_IMPORTING, /* BCHANNEL_REMOVE sent */
+};
+enum {
+ B_EVENT_USE, /* activate/export bchannel */
+ B_EVENT_EXPORTREQUEST, /* remote app requests bchannel */
+ B_EVENT_ACTIVATED, /* DL_ESTABLISH received */
+ B_EVENT_DROP, /* deactivate/re-import bchannel */
+ B_EVENT_DEACTIVATED, /* DL_RELEASE received */
+ B_EVENT_EXPORTED, /* BCHANNEL_ASSIGN received */
+ B_EVENT_IMPORTED, /* BCHANNEL_REMOVE received */
+};
+
+
/* call-info structure CALLER */
struct caller_info {
char id[32]; /* id of caller (user number) */
@@ -279,6 +306,7 @@ struct param_hello {
};
struct param_bchannel {
+ int type; /* BCHANNEL_* */
unsigned long addr; /* bchannel stack address */
};
@@ -359,8 +387,7 @@ enum { /* messages between entities */
MESSAGE_VBOX_TONE, /* set answering VBOX tone */
MESSAGE_TONE_COUNTER, /* tone counter (for VBOX tone use) */
MESSAGE_TONE_EOF, /* tone is end of file */
- MESSAGE_BCHANNEL, /* request/assign bchannel */
- MESSAGE_BCHANNEL_FREE, /* requests/assigns bchannel to be free */
+ MESSAGE_BCHANNEL, /* request/assign/remove bchannel */
MESSAGE_HELLO, /* hello message for remote application */
MESSAGE_NEWREF, /* special message to create and inform ref */
};