[PATCH] libosmo-abis[master]: lapd: adding support for ericsson's lapd dialect

[dexter]

Review at  https://gerrit.osmocom.org/1120

lapd: adding support for ericsson's lapd dialect

- add new lapd profile to support ericssons specific lapd params

- add function to switch between lapd profiles

Change-Id: I892af57013d7ab4216e9e2d0873a69129aaeb8e5
---
M include/osmocom/abis/lapd.h
M src/input/lapd.c
2 files changed, 24 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmo-abis refs/changes/20/1120/1

diff --git a/include/osmocom/abis/lapd.h b/include/osmocom/abis/lapd.h
index 2987633..06caa92 100644
--- a/include/osmocom/abis/lapd.h
+++ b/include/osmocom/abis/lapd.h
@@ -20,6 +20,7 @@
 
 extern const struct lapd_profile lapd_profile_isdn;
 extern const struct lapd_profile lapd_profile_abis;
+extern const struct lapd_profile lapd_profile_abis_ericsson;
 extern const struct lapd_profile lapd_profile_sat;
 
 struct lapd_instance {
@@ -63,6 +64,10 @@
 			void *rx_cbdata), void *rx_cbdata,
 	const struct lapd_profile *profile);
 
+/* Change lapd-profile on the fly (use with caution!) */
+void lapd_instance_set_profile(struct lapd_instance *li,
+			       const struct lapd_profile *profile);
+
 void lapd_instance_free(struct lapd_instance *li);
 
 /* Start a (user-side) SAP for the specified TEI/SAPI on the LAPD instance */
diff --git a/src/input/lapd.c b/src/input/lapd.c
index ac24fd8..4b3179f 100644
--- a/src/input/lapd.c
+++ b/src/input/lapd.c
@@ -95,6 +95,18 @@
 	.short_address	= 0
 };
 
+const struct lapd_profile lapd_profile_abis_ericsson = {
+	.k		= LAPD_SET_K(2,1),
+	.n200		= 300,
+	.n201		= 260,
+	.n202		= 0, /* infinite */
+	.t200_sec	= 0,	.t200_usec	= 300000,
+	.t201_sec	= 1,	.t201_usec	= 0,
+	.t202_sec	= 2,	.t202_usec	= 0,
+	.t203_sec	= 10,	.t203_usec	= 0,
+	.short_address	= 0
+};
+
 const struct lapd_profile lapd_profile_sat = {
 	.k		= LAPD_SET_K(15,15),
 	.n200		= 5,
@@ -664,6 +676,13 @@
 	return li;
 }
 
+/* Change lapd-profile on the fly (use with caution!) */
+void lapd_instance_set_profile(struct lapd_instance *li,
+			       const struct lapd_profile *profile)
+{
+	memcpy(&li->profile, profile, sizeof(li->profile));
+}
+
 void lapd_instance_free(struct lapd_instance *li)
 {
 	struct lapd_tei *teip, *teip2;

-- 
To view, visit https://gerrit.osmocom.org/1120
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I892af57013d7ab4216e9e2d0873a69129aaeb8e5
Gerrit-PatchSet: 1
Gerrit-Project: libosmo-abis
Gerrit-Branch: master
Gerrit-Owner: dexter <pmaier at sysmocom.de>