Initial commit.

FossilOrigin-Name: c2de1837d367aca63e691fdbc16a3672fdd63ba5f3b689a648a953bf91ffbfbf

src/capwap/cw_readelem_result_code.c

@@ -0,0 +1,35 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "capwap.h"
+
+#include "cw_log.h"
+
+int cw_readelem_result_code(uint32_t *result_code, int type, uint8_t * msgelem, int len)
+{
+	if (type != CWMSGELEM_RESULT_CODE)
+		return 0;
+
+	if (len!=4){
+		cw_dbg(DBG_CW_RFC,"Result code msg elem has wrong size, type=%d,len=%d",type,len);
+		return 0;
+	}
+	*result_code=ntohl(*((uint32_t*)msgelem));
+	return 1;
+}
+

src/capwap/cw_util.c

@@ -0,0 +1,69 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#include <stdio.h>
+
+#include "cw_util.h"
+#include "cw_log.h"
+#include "capwap.h"
+
+void cw_mand_elem_found(int *l,int type)
+{
+	if (!cw_dbg_is_level(DBG_CW_RFC))
+		return;
+
+	int i;
+	for (i=0; l[i]!=-1; i++){
+		if(l[i]==type){
+			l[i]=0;
+			return;
+		}
+	
+	}
+}
+
+void cw_get_missing_mand_elems(char *dst, int *l)
+{
+	if (!cw_dbg_is_level(DBG_CW_RFC))
+		return;
+
+	char *s = dst;
+	int i;
+	const char * k = "";
+	for (i=0; l[i]!=-1; i++){
+		if(l[i]){
+			s += sprintf(s,"%s[%s]",k,cw_msgelemtostr(l[i]));
+			k=",";
+		}
+	
+	}
+}
+
+int cw_is_missing_mand_elems(int *l)
+{
+	int i;
+	for (i=0; l[i]!=-1; i++){
+		if(l[i]){
+			return 1;
+		}
+	}
+	return 0;
+}
+
+

src/capwap/cwread_change_state_event_request.c

@@ -0,0 +1,74 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#include <stdio.h>
+
+#include "capwap.h"
+#include "cw_log.h"
+#include "cw_util.h"
+
+struct eparm {
+	int * mand;
+	uint32_t result_code;
+	struct wtpinfo * wtpinfo;
+};
+
+
+static int readelem(void * eparm,int type,uint8_t* msgelem,int len)
+{
+	struct eparm * e = (struct eparm*)eparm;
+	cw_dbg(DBG_CW_MSGELEM,"Reading conf staus req msgelem, type=%d - %s ,len=%d\n",type,cw_msgelemtostr(type),len);
+
+	/* mandatory elements */
+	if (cw_readelem_result_code(&e->result_code,type,msgelem,len))
+		goto foundX;
+
+	return 0;
+
+foundX:
+	cw_mand_elem_found(e->mand,type);
+	return 1;
+
+
+}
+
+
+int cwread_change_state_event_request(struct wtpinfo * wtpinfo, uint8_t * msg, int len)
+{
+	int mand[] = {
+		CWMSGELEM_RADIO_OPERATIONAL_STATE,
+		CWMSGELEM_RESULT_CODE,
+		-1};
+
+	struct eparm eparm;
+	eparm.wtpinfo = wtpinfo;
+	eparm.mand=mand;
+
+	cw_dbg(DBG_CW_MSGELEM,"Reading change state event request, len=%d",len);
+	cw_foreach_msgelem(msg,len,readelem,&eparm);
+
+
+	if (cw_is_missing_mand_elems(mand)){
+		char str[512];
+		cw_get_missing_mand_elems(str,mand);
+		cw_dbg(DBG_CW_RFC, "Missing msgelems in change state event request: %s",str);
+	}
+	return eparm.result_code;
+}
+