Harald Welte has submitted this change and it was merged.

Change subject: add osmo_sccp_addr_name() and three value_string[]s
......................................................................


add osmo_sccp_addr_name() and three value_string[]s

osmo_sccp_addr_dump() just prints the raw values. In osmo_sccp_addr_name(), use
osmo_ss7_pointcode_print() and newly added RI, SSN and GT value_string[] to
print more human readable log output.

Change-Id: Ie1aedd7894acd69ddc887cd65a8a0df4b888838c
---
M include/osmocom/sigtran/sccp_sap.h
M src/sccp_helpers.c
M src/sccp_sap.c
3 files changed, 84 insertions(+), 0 deletions(-)

Approvals:
  Harald Welte: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/include/osmocom/sigtran/sccp_sap.h 
b/include/osmocom/sigtran/sccp_sap.h
index 13b1022..796597f 100644
--- a/include/osmocom/sigtran/sccp_sap.h
+++ b/include/osmocom/sigtran/sccp_sap.h
@@ -60,6 +60,11 @@
        OSMO_SCCP_RI_SSN_IP,
 };
 
+extern const struct value_string osmo_sccp_routing_ind_names[];
+static inline const char *osmo_sccp_routing_ind_name(enum 
osmo_sccp_routing_ind val)
+{ return get_value_string(osmo_sccp_routing_ind_names, val); }
+
+
 /* Q.713 3.4.1 + RFC 3868 3.10.2.3 */
 enum osmo_sccp_gti {
        OSMO_SCCP_GTI_NO_GT,
@@ -68,6 +73,10 @@
        OSMO_SCCP_GTI_TT_NPL_ENC,
        OSMO_SCCP_GTI_TT_NPL_ENC_NAI,
 };
+
+extern const struct value_string osmo_sccp_gti_names[];
+static inline const char *osmo_sccp_gti_name(enum osmo_sccp_gti val)
+{ return get_value_string(osmo_sccp_gti_names, val); }
 
 /* RFC 3868 3.10.2.3 */
 enum osmo_sccp_npi {
@@ -126,6 +135,10 @@
        OSMO_SCCP_SSN_BSS_OAM           = 253,
 };
 
+extern const struct value_string osmo_sccp_ssn_names[];
+static inline const char *osmo_sccp_ssn_name(enum osmo_sccp_ssn val)
+{ return get_value_string(osmo_sccp_ssn_names, val); }
+
 struct osmo_sccp_gt {
        uint8_t gti;
        uint8_t tt;
diff --git a/src/sccp_helpers.c b/src/sccp_helpers.c
index 2320fe5..471c9cb 100644
--- a/src/sccp_helpers.c
+++ b/src/sccp_helpers.c
@@ -274,6 +274,7 @@
        return buf;
 }
 
+/* Return string representation of SCCP address raw bytes in a static string. 
*/
 char *osmo_sccp_addr_dump(const struct osmo_sccp_addr *addr)
 {
        static char buf[256];
@@ -295,3 +296,26 @@
 
        return buf;
 }
+
+/* Like osmo_sccp_addr_dump() but print human readable representations instead 
of raw values. */
+char *osmo_sccp_addr_name(const struct osmo_ss7_instance *ss7, const struct 
osmo_sccp_addr *addr)
+{
+       static char buf[256];
+       bool comma = false;
+
+       buf[0] = '\0';
+
+       append_to_buf(buf, &comma, "RI=%s", 
osmo_sccp_routing_ind_name(addr->ri));
+
+       if (addr->presence & OSMO_SCCP_ADDR_T_PC)
+               append_to_buf(buf, &comma, "PC=%s", 
osmo_ss7_pointcode_print(ss7, addr->pc));
+       if (addr->presence & OSMO_SCCP_ADDR_T_SSN)
+               append_to_buf(buf, &comma, "SSN=%s", 
osmo_sccp_ssn_name(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=%s", osmo_sccp_gti_name(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;
+}
diff --git a/src/sccp_sap.c b/src/sccp_sap.c
index d4580ae..e5addb1 100644
--- a/src/sccp_sap.c
+++ b/src/sccp_sap.c
@@ -85,3 +85,50 @@
 
        return prim_name_buf;
 }
+
+const struct value_string osmo_sccp_routing_ind_names[] = {
+       { OSMO_SCCP_RI_NONE,    "NONE" },
+       { OSMO_SCCP_RI_GT,      "GT" },
+       { OSMO_SCCP_RI_SSN_PC,  "SSN_PC" },
+       { OSMO_SCCP_RI_SSN_IP,  "SSN_IP" },
+       { 0, NULL }
+};
+
+const struct value_string osmo_sccp_gti_names[] = {
+       { OSMO_SCCP_GTI_NO_GT,          "NO_GT" },
+       { OSMO_SCCP_GTI_NAI_ONLY,       "NAI_ONLY" },
+       { OSMO_SCCP_GTI_TT_ONLY,        "TT_ONLY" },
+       { OSMO_SCCP_GTI_TT_NPL_ENC,     "TT_NPL_ENC" },
+       { OSMO_SCCP_GTI_TT_NPL_ENC_NAI, "TT_NPL_ENC_NAI" },
+       { 0, NULL }
+};
+
+const struct value_string osmo_sccp_ssn_names[] = {
+       { OSMO_SCCP_SSN_MGMT,           "MGMT" },
+       { OSMO_SCCP_SSN_ISUP,           "ISUP" },
+       { OSMO_SCCP_SSN_OMAP,           "OMAP" },
+       { OSMO_SCCP_SSN_MAP,            "MAP" },
+       { OSMO_SCCP_SSN_HLR,            "HLR" },
+       { OSMO_SCCP_SSN_VLR,            "VLR" },
+       { OSMO_SCCP_SSN_MSC,            "MSC" },
+       { OSMO_SCCP_SSN_EIR,            "EIR" },
+       { OSMO_SCCP_SSN_AUC,            "AUC" },
+       { OSMO_SCCP_SSN_ISDN_SS,        "ISDN_SS" },
+       { OSMO_SCCP_SSN_RES_INTL,       "RES_INTL" },
+       { OSMO_SCCP_SSN_BISDN,          "BISDN" },
+       { OSMO_SCCP_SSN_TC_TEST,        "TC_TEST" },
+       { OSMO_SCCP_SSN_RANAP,          "RANAP" },
+       { OSMO_SCCP_SSN_RNSAP,          "RNSAP" },
+       { OSMO_SCCP_SSN_GMLC_MAP,       "GMLC_MAP" },
+       { OSMO_SCCP_SSN_CAP,            "CAP" },
+       { OSMO_SCCP_SSN_gsmSCF_MAP,     "gsmSCF_MAP" },
+       { OSMO_SCCP_SSN_SIWF_MAP,       "SIWF_MAP" },
+       { OSMO_SCCP_SSN_SGSN_MAP,       "SGSN_MAP" },
+       { OSMO_SCCP_SSN_GGSN_MAP,       "GGSN_MAP" },
+       { OSMO_SCCP_SSN_PCAP,           "PCAP" },
+       { OSMO_SCCP_SSN_BSC_BSSAP,      "BSC_BSSAP" },
+       { OSMO_SCCP_SSN_MSC_BSSAP,      "MSC_BSSAP" },
+       { OSMO_SCCP_SSN_SMLC_BSSAP,     "SMLC_BSSAP" },
+       { OSMO_SCCP_SSN_BSS_OAM,        "BSS_OAM" },
+       { 0, NULL }
+};

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Gerrit-MessageType: merged
Gerrit-Change-Id: Ie1aedd7894acd69ddc887cd65a8a0df4b888838c
Gerrit-PatchSet: 4
Gerrit-Project: libosmo-sccp
Gerrit-Branch: master
Gerrit-Owner: Neels Hofmeyr <nhofm...@sysmocom.de>
Gerrit-Reviewer: Harald Welte <lafo...@gnumonks.org>
Gerrit-Reviewer: Jenkins Builder

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