<p>dexter has uploaded this change for <strong>review</strong>.</p><p><a href="https://gerrit.osmocom.org/c/libosmocore/+/22932">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">gsm_08_59, gsm_44_004: add struct for l1 information<br><br>Libosmocore currently does not offer any structs to encode and decode<br>the l1 information on RSL level and the sacch l1 header on the air<br>interface level. Both structs are identical but the endianess of the<br>first octet is reversed.<br><br>Change-Id: I23c1890b89d5a0574eb05dace9f64cc59d6f6df7<br>---<br>M include/Makefile.am<br>M include/osmocom/gsm/protocol/gsm_08_58.h<br>A include/osmocom/gsm/protocol/gsm_44_004.h<br>3 files changed, 36 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/32/22932/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/include/Makefile.am b/include/Makefile.am</span><br><span>index 10f0221..8dae3d9 100644</span><br><span>--- a/include/Makefile.am</span><br><span>+++ b/include/Makefile.am</span><br><span>@@ -144,6 +144,7 @@</span><br><span> osmocom/gsm/protocol/gsm_23_003.h \</span><br><span> osmocom/gsm/protocol/gsm_23_041.h \</span><br><span> osmocom/gsm/protocol/gsm_29_118.h \</span><br><span style="color: hsl(120, 100%, 40%);">+ osmocom/gsm/protocol/gsm_44_004.h \</span><br><span> osmocom/gsm/protocol/gsm_44_318.h \</span><br><span> osmocom/gsm/protocol/gsm_48_049.h \</span><br><span> osmocom/gsm/protocol/gsm_48_071.h \</span><br><span>diff --git a/include/osmocom/gsm/protocol/gsm_08_58.h b/include/osmocom/gsm/protocol/gsm_08_58.h</span><br><span>index e9c14e6..6f974ce 100644</span><br><span>--- a/include/osmocom/gsm/protocol/gsm_08_58.h</span><br><span>+++ b/include/osmocom/gsm/protocol/gsm_08_58.h</span><br><span>@@ -945,4 +945,20 @@</span><br><span> struct ipac_preproc_ho_ctl_param ho_ctl_param;</span><br><span> };</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+struct rsl_l1_info {</span><br><span style="color: hsl(120, 100%, 40%);">+#if OSMO_IS_BIG_ENDIAN</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ms_pwr:5,</span><br><span style="color: hsl(120, 100%, 40%);">+ fpc_epc:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ srr_sro:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ reserved:1;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ta;</span><br><span style="color: hsl(120, 100%, 40%);">+#elif OSMO_IS_LITTLE_ENDIAN</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t reserved:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ srr_sro:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ fpc_epc:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ ms_pwr:5;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ta;</span><br><span style="color: hsl(120, 100%, 40%);">+#endif</span><br><span style="color: hsl(120, 100%, 40%);">+} __attribute__ ((packed));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> /*! @} */</span><br><span>diff --git a/include/osmocom/gsm/protocol/gsm_44_004.h b/include/osmocom/gsm/protocol/gsm_44_004.h</span><br><span>new file mode 100644</span><br><span>index 0000000..635d924</span><br><span>--- /dev/null</span><br><span>+++ b/include/osmocom/gsm/protocol/gsm_44_004.h</span><br><span>@@ -0,0 +1,19 @@</span><br><span style="color: hsl(120, 100%, 40%);">+#pragma once</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* TS 44.004 Section 7.1 */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct gsm_sacch_l1_hdr {</span><br><span style="color: hsl(120, 100%, 40%);">+#if OSMO_IS_BIG_ENDIAN</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t reserved:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ srr_sro:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ fpc_epc:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ ms_pwr:5;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ta;</span><br><span style="color: hsl(120, 100%, 40%);">+#elif OSMO_IS_LITTLE_ENDIAN</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ms_pwr:5,</span><br><span style="color: hsl(120, 100%, 40%);">+ fpc_epc:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ srr_sro:1,</span><br><span style="color: hsl(120, 100%, 40%);">+ reserved:1;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t ta; </span><br><span style="color: hsl(120, 100%, 40%);">+#endif</span><br><span style="color: hsl(120, 100%, 40%);">+} __attribute__ ((packed));</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/libosmocore/+/22932">change 22932</a>. 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<div style="display:none"> Gerrit-Project: libosmocore </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: I23c1890b89d5a0574eb05dace9f64cc59d6f6df7 </div>
<div style="display:none"> Gerrit-Change-Number: 22932 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: dexter <pmaier@sysmocom.de> </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>