<p>Harald Welte has uploaded this change for <strong>review</strong>.</p><p><a href="https://gerrit.osmocom.org/11411">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">gsm23003: Add MME domain name related helper functions<br><br>osmo_gen_mme_group_domain(), osmo_gen_mme_group_domain() and<br>osmo_gen_home_network_domain()<br><br>Change-Id: Ia882d9db05ec0037e593aeebea21bc31adb680bb<br>---<br>M include/osmocom/gsm/gsm23003.h<br>M include/osmocom/gsm/protocol/gsm_23_003.h<br>M src/gsm/gsm23003.c<br>M src/gsm/libosmogsm.map<br>4 files changed, 61 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/11/11411/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/include/osmocom/gsm/gsm23003.h b/include/osmocom/gsm/gsm23003.h</span><br><span>index fd4f369..0539fc7 100644</span><br><span>--- a/include/osmocom/gsm/gsm23003.h</span><br><span>+++ b/include/osmocom/gsm/gsm23003.h</span><br><span>@@ -120,3 +120,7 @@</span><br><span> </span><br><span> int osmo_mnc_cmp(uint16_t a_mnc, bool a_mnc_3_digits, uint16_t b_mnc, bool b_mnc_3_digits);</span><br><span> int osmo_plmn_cmp(const struct osmo_plmn_id *a, const struct osmo_plmn_id *b);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_home_network_domain(char *out, uint16_t mcc, uint16_t mnc);</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_mme_domain(char *out, uint8_t mmec, uint16_t mmegi, uint16_t mcc, uint16_t mnc);</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_mme_group_domain(char *out, uint16_t mmegi, uint16_t mcc, uint16_t mnc);</span><br><span>diff --git a/include/osmocom/gsm/protocol/gsm_23_003.h b/include/osmocom/gsm/protocol/gsm_23_003.h</span><br><span>index 0e66939..ee697ff 100644</span><br><span>--- a/include/osmocom/gsm/protocol/gsm_23_003.h</span><br><span>+++ b/include/osmocom/gsm/protocol/gsm_23_003.h</span><br><span>@@ -24,3 +24,9 @@</span><br><span> GSM23003_IMEI_SNR_NUM_DIGITS + 1)</span><br><span> #define GSM23003_IMEISV_NUM_DIGITS (GSM23003_IMEI_TAC_NUM_DIGITS + \</span><br><span> GSM23003_IMEI_SNR_NUM_DIGITS + 2)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Chapter 19.2 "epc.mnc000.mcc000.3gppnetwork.org" */</span><br><span style="color: hsl(120, 100%, 40%);">+#define GSM23003_HOME_NETWORK_DOMAIN_LEN 33</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Chapter 19.4.2.4: "mmec00.mmegi0000.mme.epc.mnc000.mcc000.3gppnetwork.org" */</span><br><span style="color: hsl(120, 100%, 40%);">+#define GSM23003_MME_DOMAIN_LEN 55</span><br><span>diff --git a/src/gsm/gsm23003.c b/src/gsm/gsm23003.c</span><br><span>index 2c3b21e..bb73364 100644</span><br><span>--- a/src/gsm/gsm23003.c</span><br><span>+++ b/src/gsm/gsm23003.c</span><br><span>@@ -297,3 +297,51 @@</span><br><span> return 1;</span><br><span> return osmo_mnc_cmp(a->mnc, a->mnc_3_digits, b->mnc, b->mnc_3_digits);</span><br><span> }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Generate TS 23.003 Section 19.2 Home Network Realm/Domain (text form)</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param out[out] caller-provided output buffer, at least 33 bytes long</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mcc[in] Mobile Country Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mnc[in] Mobile Network Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns number of characters printed (excluding NUL); negative on error */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_home_network_domain(char *out, uint16_t mcc, uint16_t mnc)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ if (mcc > 999)</span><br><span style="color: hsl(120, 100%, 40%);">+ return -EINVAL;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (mnc > 999)</span><br><span style="color: hsl(120, 100%, 40%);">+ return -EINVAL;</span><br><span style="color: hsl(120, 100%, 40%);">+ return sprintf(out, "epc.mnc%03u.mcc%03u.3gppnetwork.org", mcc, mnc);</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Generate TS 23.003 Section 19.4.2.4 MME Domain (text form)</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param out[out] caller-provided output buffer, at least 56 bytes long</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mmec[in] MME Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mmegi[in] MME Group Identifier</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mcc[in] Mobile Country Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mnc[in] Mobile Network Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns number of characters printed (excluding NUL); negative on error */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_mme_domain(char *out, uint8_t mmec, uint16_t mmegi, uint16_t mcc, uint16_t mnc)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ char domain[GSM23003_HOME_NETWORK_DOMAIN_LEN+1];</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_gen_home_network_domain(domain, mcc, mnc);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ return sprintf(out, "mmec%02x.mmegi%04x.mme.%s", mmec, mmegi, domain);</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Generate TS 23.003 Section 19.4.2.4 MME Group Domain (text form)</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param out[out] caller-provided output buffer, at least 56 bytes long</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mmec[in] MME Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mmegi[in] MME Group Identifier</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mcc[in] Mobile Country Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param mnc[in] Mobile Network Code</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns number of characters printed (excluding NUL); negative on error */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_gen_mme_group_domain(char *out, uint16_t mmegi, uint16_t mcc, uint16_t mnc)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ char domain[GSM23003_HOME_NETWORK_DOMAIN_LEN+1];</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_gen_home_network_domain(domain, mcc, mnc);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ return sprintf(out, "mmegi%04x.mme.%s", mmegi, domain);</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span>diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map</span><br><span>index dcc491d..103334b 100644</span><br><span>--- a/src/gsm/libosmogsm.map</span><br><span>+++ b/src/gsm/libosmogsm.map</span><br><span>@@ -318,6 +318,9 @@</span><br><span> osmo_mnc_from_str;</span><br><span> osmo_mnc_cmp;</span><br><span> osmo_plmn_cmp;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_gen_home_network_domain;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_gen_mme_domain;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_gen_mme_group_domain;</span><br><span> gsm48_chan_mode_names;</span><br><span> gsm_chan_t_names;</span><br><span> gsm48_pdisc_names;</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/11411">change 11411</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://gerrit.osmocom.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://gerrit.osmocom.org/11411"/><meta itemprop="name" content="View Change"/></div></div>
<div style="display:none"> Gerrit-Project: libosmocore </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>
<div style="display:none"> Gerrit-Change-Id: Ia882d9db05ec0037e593aeebea21bc31adb680bb </div>
<div style="display:none"> Gerrit-Change-Number: 11411 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Harald Welte <laforge@gnumonks.org> </div>