[PATCH] libosmo-sccp[master]: sccp_helpers: Add osmo_sccp_{addr, gt}_dump() functions

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Harald Welte gerrit-no-reply at lists.osmocom.org
Mon Feb 13 14:09:56 UTC 2017


Hello Jenkins Builder,

I'd like you to reexamine a change.  Please visit

    https://gerrit.osmocom.org/1810

to look at the new patch set (#3).

sccp_helpers: Add osmo_sccp_{addr,gt}_dump() functions

They stringify a global title or SCCP address for human consumption

Change-Id: I630308aa4519c6e9a260419d37a376aac6a1ce28
---
M include/osmocom/sigtran/sccp_helpers.h
M src/sccp_helpers.c
2 files changed, 74 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmo-sccp refs/changes/10/1810/3

diff --git a/include/osmocom/sigtran/sccp_helpers.h b/include/osmocom/sigtran/sccp_helpers.h
index 3384630..968c500 100644
--- a/include/osmocom/sigtran/sccp_helpers.h
+++ b/include/osmocom/sigtran/sccp_helpers.h
@@ -37,3 +37,6 @@
 
 int osmo_sccp_tx_data_msg(struct osmo_sccp_link *link, uint32_t conn_id,
 			  struct msgb *msg);
+
+char *osmo_sccp_gt_dump(const struct osmo_sccp_gt *gt);
+char *osmo_sccp_addr_dump(const struct osmo_sccp_addr *addr);
diff --git a/src/sccp_helpers.c b/src/sccp_helpers.c
index c6248de..1fc257c 100644
--- a/src/sccp_helpers.c
+++ b/src/sccp_helpers.c
@@ -20,6 +20,11 @@
  */
 
 #include <string.h>
+#include <stdbool.h>
+
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
 
 #include <osmocom/sigtran/sccp_sap.h>
 #include <osmocom/sigtran/sua.h>
@@ -149,3 +154,69 @@
 
 	return rc;
 }
+
+static void append_to_buf(char *buf, bool *comma, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	if (*comma == true) {
+		strcat(buf, ",");
+	} else
+		*comma = true;
+	vsprintf(buf+strlen(buf), fmt, ap);
+	va_end(ap);
+}
+
+char *osmo_sccp_gt_dump(const struct osmo_sccp_gt *gt)
+{
+	static char buf[256];
+	bool comma = false;
+
+	buf[0] = '\0';
+
+	if (gt->gti == OSMO_SCCP_GTI_NO_GT) {
+		strcat(buf, "NONE");
+		return buf;
+	}
+	if (gt->gti == OSMO_SCCP_GTI_NAI_ONLY) {
+		return buf;
+	}
+	if (gt->gti == OSMO_SCCP_GTI_TT_ONLY ||
+	    gt->gti == OSMO_SCCP_GTI_TT_NPL_ENC ||
+	    gt->gti == OSMO_SCCP_GTI_TT_NPL_ENC_NAI)
+		append_to_buf(buf, &comma, "TT=%u", gt->tt);
+
+	if (gt->gti == OSMO_SCCP_GTI_TT_NPL_ENC ||
+	    gt->gti == OSMO_SCCP_GTI_TT_NPL_ENC_NAI)
+		append_to_buf(buf, &comma, "NPL=%u", gt->npi);
+
+	if (gt->gti == OSMO_SCCP_GTI_TT_NPL_ENC_NAI)
+		append_to_buf(buf, &comma, "NAI=%u", gt->nai);
+
+	append_to_buf(buf, &comma, "DIG=%s", gt->digits);
+
+	return buf;
+}
+
+char *osmo_sccp_addr_dump(const struct osmo_sccp_addr *addr)
+{
+	static char buf[256];
+	bool comma = false;
+
+	buf[0] = '\0';
+
+	append_to_buf(buf, &comma, "RI=7");
+
+	if (addr->presence & OSMO_SCCP_ADDR_T_PC)
+		append_to_buf(buf, &comma, "PC=%u", addr->pc);
+	if (addr->presence & OSMO_SCCP_ADDR_T_SSN)
+		append_to_buf(buf, &comma, "SSN=%u", addr->ssn);
+	if (addr->presence & OSMO_SCCP_ADDR_T_IPv4)
+		append_to_buf(buf, &comma, "IP=%s", inet_ntoa(addr->ip.v4));
+	append_to_buf(buf, &comma, "GTI=%u", addr->gt.gti);
+	if (addr->presence & OSMO_SCCP_ADDR_T_GT)
+		append_to_buf(buf, &comma, "GT=(%s)", osmo_sccp_gt_dump(&addr->gt));
+
+	return buf;
+}

-- 
To view, visit https://gerrit.osmocom.org/1810
To unsubscribe, visit https://gerrit.osmocom.org/settings

Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I630308aa4519c6e9a260419d37a376aac6a1ce28
Gerrit-PatchSet: 3
Gerrit-Project: libosmo-sccp
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder



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