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implement several 80211 element

This commit is contained in:
vemax78 2013-05-11 15:07:30 +02:00
parent cc630c36ae
commit bb449e7ec6
22 changed files with 1202 additions and 14 deletions
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9
build/Makefile_common.am
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@ -62,6 +62,15 @@ capwap_SOURCES = \
$(top_srcdir)/src/common/capwap_element_idletimeout.c \
$(top_srcdir)/src/common/capwap_element_wtpfallback.c \
$(top_srcdir)/src/common/capwap_element_radiooprstate.c \
$(top_srcdir)/src/common/capwap_element_80211_antenna.c \
$(top_srcdir)/src/common/capwap_element_80211_directsequencecontrol.c \
$(top_srcdir)/src/common/capwap_element_80211_macoperation.c \
$(top_srcdir)/src/common/capwap_element_80211_multidomaincapability.c \
$(top_srcdir)/src/common/capwap_element_80211_ofdmcontrol.c \
$(top_srcdir)/src/common/capwap_element_80211_rateset.c \
$(top_srcdir)/src/common/capwap_element_80211_supportedrates.c \
$(top_srcdir)/src/common/capwap_element_80211_txpower.c \
$(top_srcdir)/src/common/capwap_element_80211_txpowerlevel.c \
$(top_srcdir)/src/common/capwap_element_80211_wtpradioinformation.c
if DEBUG_BUILD

26
src/common/capwap_element.c
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@ -61,24 +61,24 @@ static struct capwap_message_elements_func standard_message_elements[CAPWAP_MESS
static struct capwap_message_elements_func ieee80211_message_elements[CAPWAP_80211_MESSAGE_ELEMENTS_COUNT] = {
/* */ { NULL, NULL },
/* CAPWAP_ELEMENT_80211_ANTENNA */ { capwap_80211_antenna_element_create, capwap_80211_antenna_element_validate, capwap_80211_antenna_element_parsing, capwap_80211_antenna_element_free },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL */ { capwap_80211_dscontrol_element_create, capwap_80211_dscontrol_element_validate, capwap_80211_dscontrol_element_parsing, capwap_80211_dscontrol_element_free },
/* */ { NULL, NULL },
/* CAPWAP_ELEMENT_80211_MACOPERATION */ { capwap_80211_macoperation_element_create, capwap_80211_macoperation_element_validate, capwap_80211_macoperation_element_parsing, capwap_80211_macoperation_element_free },
/* */ { NULL, NULL },
/* CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY */ { capwap_80211_multidomaincapability_element_create, capwap_80211_multidomaincapability_element_validate, capwap_80211_multidomaincapability_element_parsing, capwap_80211_multidomaincapability_element_free },
/* CAPWAP_ELEMENT_80211_OFDMCONTROL */ { capwap_80211_ofdmcontrol_element_create, capwap_80211_ofdmcontrol_element_validate, capwap_80211_ofdmcontrol_element_parsing, capwap_80211_ofdmcontrol_element_free },
/* CAPWAP_ELEMENT_80211_RATESET */ { capwap_80211_rateset_element_create, capwap_80211_rateset_element_validate, capwap_80211_rateset_element_parsing, capwap_80211_rateset_element_free },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* CAPWAP_ELEMENT_80211_SUPPORTEDRATES */ { capwap_80211_supportedrates_element_create, capwap_80211_supportedrates_element_validate, capwap_80211_supportedrates_element_parsing, capwap_80211_supportedrates_element_free },
/* CAPWAP_ELEMENT_80211_TXPOWER */ { capwap_80211_txpower_element_create, capwap_80211_txpower_element_validate, capwap_80211_txpower_element_parsing, capwap_80211_txpower_element_free },
/* CAPWAP_ELEMENT_80211_TXPOWERLEVEL */ { capwap_80211_txpowerlevel_element_create, capwap_80211_txpowerlevel_element_validate, capwap_80211_txpowerlevel_element_parsing, capwap_80211_txpowerlevel_element_free },
/* */ { NULL, NULL },
/* */ { NULL, NULL },
/* */ { NULL, NULL },

9
src/common/capwap_element.h
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@ -94,6 +94,15 @@ struct capwap_message_elements_func* capwap_get_message_element(unsigned long co
#include "capwap_element_ecnsupport.h" /* 00053 */
/* IEEE 802.11 message elements */
#include "capwap_element_80211_antenna.h" /* 01025 */
#include "capwap_element_80211_directsequencecontrol.h" /* 01028 */
#include "capwap_element_80211_macoperation.h" /* 01030 */
#include "capwap_element_80211_multidomaincapability.h" /* 01032 */
#include "capwap_element_80211_ofdmcontrol.h" /* 01033 */
#include "capwap_element_80211_rateset.h" /* 01034 */
#include "capwap_element_80211_supportedrates.h" /* 01040 */
#include "capwap_element_80211_txpower.h" /* 01041 */
#include "capwap_element_80211_txpowerlevel.h" /* 01042 */
#include "capwap_element_80211_wtpradioinformation.h" /* 01048 */
/*********************************************************************************************************************/

114
src/common/capwap_element_80211_antenna.c Normal file
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@ -0,0 +1,114 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Diversity | Combiner | Antenna Cnt |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Antenna Selection...
+-+-+-+-+-+-+-+-+
Type: 1025 for IEEE 802.11 Antenna
Length: >= 5
********************************************************************/
struct capwap_80211_antenna_raw_element {
unsigned char radioid;
unsigned char diversity;
unsigned char combiner;
unsigned char antennacount;
unsigned char antennaselections[0];
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_antenna_element_create(void* data, unsigned long datalength) {
int i;
unsigned short antennalength;
struct capwap_message_element* element;
struct capwap_80211_antenna_raw_element* dataraw;
struct capwap_80211_antenna_element* dataelement = (struct capwap_80211_antenna_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_antenna_element));
/* Alloc block of memory */
antennalength = dataelement->antennacount * sizeof(unsigned char);
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_antenna_raw_element) + antennalength);
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_antenna_raw_element) + antennalength);
element->type = htons(CAPWAP_ELEMENT_80211_ANTENNA);
element->length = htons(sizeof(struct capwap_80211_antenna_raw_element) + antennalength);
dataraw = (struct capwap_80211_antenna_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->diversity = dataelement->diversity;
dataraw->combiner = dataelement->combiner;
dataraw->antennacount = dataelement->antennacount;
for (i = 0; i < dataelement->antennacount; i++) {
dataraw->antennaselections[i] = dataelement->antennaselections[i];
}
return element;
}
/* */
int capwap_80211_antenna_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_antenna_element_parsing(struct capwap_message_element* element) {
int i;
unsigned short antennalength;
struct capwap_80211_antenna_element* data;
struct capwap_80211_antenna_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_ANTENNA);
antennalength = ntohs(element->length);
if (antennalength < 5) {
return NULL;
}
antennalength -= sizeof(struct capwap_80211_antenna_raw_element);
if (antennalength > CAPWAP_ANTENNASELECTIONS_MAXLENGTH) {
return NULL;
}
dataraw = (struct capwap_80211_antenna_raw_element*)element->data;
/* */
data = (struct capwap_80211_antenna_element*)capwap_alloc(sizeof(struct capwap_80211_antenna_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->diversity = dataraw->diversity;
data->combiner = dataraw->combiner;
data->antennacount = dataraw->antennacount;
for (i = 0; i < dataraw->antennacount; i++) {
data->antennaselections[i] = dataraw->antennaselections[i];
}
return data;
}
/* */
void capwap_80211_antenna_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

38
src/common/capwap_element_80211_antenna.h Normal file
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@ -0,0 +1,38 @@
#ifndef __CAPWAP_ELEMENT_80211_ANTENNA_HEADER__
#define __CAPWAP_ELEMENT_80211_ANTENNA_HEADER__
#define CAPWAP_ELEMENT_80211_ANTENNA 1025
#define CAPWAP_ANTENNASELECTIONS_MAXLENGTH 255
struct capwap_80211_antenna_element {
unsigned char radioid;
unsigned char diversity;
unsigned char combiner;
unsigned char antennacount;
unsigned char antennaselections[CAPWAP_ANTENNASELECTIONS_MAXLENGTH];
};
#define CAPWAP_ANTENNA_DIVERSITY_DISABLE 0
#define CAPWAP_ANTENNA_DIVERSITY_ENABLE 1
#define CAPWAP_ANTENNA_COMBINER_SECT_LEFT 1
#define CAPWAP_ANTENNA_COMBINER_SECT_RIGHT 2
#define CAPWAP_ANTENNA_COMBINER_SECT_OMNI 3
#define CAPWAP_ANTENNA_COMBINER_SECT_MIMO 4
#define CAPWAP_ANTENNA_INTERNAL 1
#define CAPWAP_ANTENNA_EXTERNAL 2
struct capwap_message_element* capwap_80211_antenna_element_create(void* data, unsigned long length);
int capwap_80211_antenna_element_validate(struct capwap_message_element* element);
void* capwap_80211_antenna_element_parsing(struct capwap_message_element* element);
void capwap_80211_antenna_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_ANTENNA_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_ANTENNA); \
f->create(x, sizeof(struct capwap_80211_antenna_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_ANTENNA_HEADER__ */

95
src/common/capwap_element_80211_directsequencecontrol.c Normal file
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@ -0,0 +1,95 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Reserved | Current Chan | Current CCA |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Energy Detect Threshold |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1028 for IEEE 802.11 Direct Sequence Control
Length: 8
********************************************************************/
struct capwap_80211_directsequencecontrol_raw_element {
unsigned char radioid;
unsigned char reserved;
unsigned char currentchannel;
unsigned char currentcca;
unsigned long enerydetectthreshold;
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_dscontrol_element_create(void* data, unsigned long datalength) {
struct capwap_message_element* element;
struct capwap_80211_directsequencecontrol_raw_element* dataraw;
struct capwap_80211_directsequencecontrol_element* dataelement = (struct capwap_80211_directsequencecontrol_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_directsequencecontrol_element));
/* Alloc block of memory */
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_directsequencecontrol_raw_element));
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_directsequencecontrol_raw_element));
element->type = htons(CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL);
element->length = htons(sizeof(struct capwap_80211_directsequencecontrol_raw_element));
dataraw = (struct capwap_80211_directsequencecontrol_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->currentchannel = dataelement->currentchannel;
dataraw->currentcca = dataelement->currentcca;
dataraw->enerydetectthreshold = htonl(dataelement->enerydetectthreshold);
return element;
}
/* */
int capwap_80211_dscontrol_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_dscontrol_element_parsing(struct capwap_message_element* element) {
struct capwap_80211_directsequencecontrol_element* data;
struct capwap_80211_directsequencecontrol_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL);
if (ntohs(element->length) != 8) {
return NULL;
}
dataraw = (struct capwap_80211_directsequencecontrol_raw_element*)element->data;
/* */
data = (struct capwap_80211_directsequencecontrol_element*)capwap_alloc(sizeof(struct capwap_80211_directsequencecontrol_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->currentchannel = dataraw->currentchannel;
data->currentcca = dataraw->currentcca;
data->enerydetectthreshold = ntohl(dataraw->enerydetectthreshold);
return data;
}
/* */
void capwap_80211_dscontrol_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

30
src/common/capwap_element_80211_directsequencecontrol.h Normal file
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@ -0,0 +1,30 @@
#ifndef __CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL_HEADER__
#define __CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL_HEADER__
#define CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL 1028
struct capwap_80211_directsequencecontrol_element {
unsigned char radioid;
unsigned char currentchannel;
unsigned char currentcca;
unsigned long enerydetectthreshold;
};
#define CAPWAP_DSCONTROL_CCA_EDONLY 1
#define CAPWAP_DSCONTROL_CCA_CSONLY 2
#define CAPWAP_DSCONTROL_CCA_EDANDCS 4
#define CAPWAP_DSCONTROL_CCA_CSWITHTIME 8
#define CAPWAP_DSCONTROL_CCA_HRCSANDED 16
struct capwap_message_element* capwap_80211_dscontrol_element_create(void* data, unsigned long length);
int capwap_80211_dscontrol_element_validate(struct capwap_message_element* element);
void* capwap_80211_dscontrol_element_parsing(struct capwap_message_element* element);
void capwap_80211_dscontrol_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_DIRECTSEQUENCECONTROL_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL); \
f->create(x, sizeof(struct capwap_80211_directsequencecontrol_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL_HEADER__ */

108
src/common/capwap_element_80211_macoperation.c Normal file
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@ -0,0 +1,108 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Reserved | RTS Threshold |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Short Retry | Long Retry | Fragmentation Threshold |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Tx MSDU Lifetime |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Rx MSDU Lifetime |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1030 for IEEE 802.11 MAC Operation
Length: 16
********************************************************************/
struct capwap_80211_macoperation_raw_element {
unsigned char radioid;
unsigned char reserved;
unsigned short rtsthreshold;
unsigned char shortretry;
unsigned char longretry;
unsigned short fragthreshold;
unsigned long txmsdulifetime;
unsigned long rxmsdulifetime;
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_macoperation_element_create(void* data, unsigned long datalength) {
struct capwap_message_element* element;
struct capwap_80211_macoperation_raw_element* dataraw;
struct capwap_80211_macoperation_element* dataelement = (struct capwap_80211_macoperation_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_macoperation_element));
/* Alloc block of memory */
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_macoperation_raw_element));
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_macoperation_raw_element));
element->type = htons(CAPWAP_ELEMENT_80211_MACOPERATION);
element->length = htons(sizeof(struct capwap_80211_macoperation_raw_element));
dataraw = (struct capwap_80211_macoperation_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->rtsthreshold = htons(dataelement->rtsthreshold);
dataraw->shortretry = dataelement->shortretry;
dataraw->longretry = dataelement->longretry;
dataraw->fragthreshold = htons(dataelement->fragthreshold);
dataraw->txmsdulifetime = htonl(dataelement->txmsdulifetime);
dataraw->rxmsdulifetime = htonl(dataelement->rxmsdulifetime);
return element;
}
/* */
int capwap_80211_macoperation_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_macoperation_element_parsing(struct capwap_message_element* element) {
struct capwap_80211_macoperation_element* data;
struct capwap_80211_macoperation_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_MACOPERATION);
if (ntohs(element->length) != 16) {
return NULL;
}
dataraw = (struct capwap_80211_macoperation_raw_element*)element->data;
/* */
data = (struct capwap_80211_macoperation_element*)capwap_alloc(sizeof(struct capwap_80211_macoperation_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->rtsthreshold = ntohs(dataraw->rtsthreshold);
data->shortretry = dataraw->shortretry;
data->longretry = dataraw->longretry;
data->fragthreshold = ntohs(dataraw->fragthreshold);
data->txmsdulifetime = ntohl(dataraw->txmsdulifetime);
data->rxmsdulifetime = ntohl(dataraw->rxmsdulifetime);
return data;
}
/* */
void capwap_80211_macoperation_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

27
src/common/capwap_element_80211_macoperation.h Normal file
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@ -0,0 +1,27 @@
#ifndef __CAPWAP_ELEMENT_80211_MACOPERATION_HEADER__
#define __CAPWAP_ELEMENT_80211_MACOPERATION_HEADER__
#define CAPWAP_ELEMENT_80211_MACOPERATION 1030
struct capwap_80211_macoperation_element {
unsigned char radioid;
unsigned short rtsthreshold;
unsigned char shortretry;
unsigned char longretry;
unsigned short fragthreshold;
unsigned long txmsdulifetime;
unsigned long rxmsdulifetime;
};
struct capwap_message_element* capwap_80211_macoperation_element_create(void* data, unsigned long length);
int capwap_80211_macoperation_element_validate(struct capwap_message_element* element);
void* capwap_80211_macoperation_element_parsing(struct capwap_message_element* element);
void capwap_80211_macoperation_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_MACOPERATION_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_MACOPERATION); \
f->create(x, sizeof(struct capwap_80211_macoperation_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_MACOPERATION_HEADER__ */

95
src/common/capwap_element_80211_multidomaincapability.c Normal file
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@ -0,0 +1,95 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Reserved | First Channel # |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Number of Channels | Max Tx Power Level |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1032 for IEEE 802.11 Multi-Domain Capability
Length: 8
********************************************************************/
struct capwap_80211_multidomaincapability_raw_element {
unsigned char radioid;
unsigned char reserved;
unsigned short firstchannel;
unsigned short numberchannels;
unsigned short maxtxpowerlevel;
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_multidomaincapability_element_create(void* data, unsigned long datalength) {
struct capwap_message_element* element;
struct capwap_80211_multidomaincapability_raw_element* dataraw;
struct capwap_80211_multidomaincapability_element* dataelement = (struct capwap_80211_multidomaincapability_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_multidomaincapability_element));
/* Alloc block of memory */
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_multidomaincapability_raw_element));
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_multidomaincapability_raw_element));
element->type = htons(CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY);
element->length = htons(sizeof(struct capwap_80211_multidomaincapability_raw_element));
dataraw = (struct capwap_80211_multidomaincapability_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->firstchannel = htons(dataelement->firstchannel);
dataraw->numberchannels = htons(dataelement->numberchannels);
dataraw->maxtxpowerlevel = htons(dataelement->maxtxpowerlevel);
return element;
}
/* */
int capwap_80211_multidomaincapability_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_multidomaincapability_element_parsing(struct capwap_message_element* element) {
struct capwap_80211_multidomaincapability_element* data;
struct capwap_80211_multidomaincapability_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY);
if (ntohs(element->length) != 8) {
return NULL;
}
dataraw = (struct capwap_80211_multidomaincapability_raw_element*)element->data;
/* */
data = (struct capwap_80211_multidomaincapability_element*)capwap_alloc(sizeof(struct capwap_80211_multidomaincapability_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->firstchannel = ntohs(dataraw->firstchannel);
data->numberchannels = htons(dataraw->numberchannels);
data->maxtxpowerlevel = htons(dataraw->maxtxpowerlevel);
return data;
}
/* */
void capwap_80211_multidomaincapability_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

24
src/common/capwap_element_80211_multidomaincapability.h Normal file
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@ -0,0 +1,24 @@
#ifndef __CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY_HEADER__
#define __CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY_HEADER__
#define CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY 1032
struct capwap_80211_multidomaincapability_element {
unsigned char radioid;
unsigned short firstchannel;
unsigned short numberchannels;
unsigned short maxtxpowerlevel;
};
struct capwap_message_element* capwap_80211_multidomaincapability_element_create(void* data, unsigned long length);
int capwap_80211_multidomaincapability_element_validate(struct capwap_message_element* element);
void* capwap_80211_multidomaincapability_element_parsing(struct capwap_message_element* element);
void capwap_80211_multidomaincapability_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_MULTIDOMAINCAPABILITY_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY); \
f->create(x, sizeof(struct capwap_80211_multidomaincapability_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY_HEADER__ */

95
src/common/capwap_element_80211_ofdmcontrol.c Normal file
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#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Reserved | Current Chan | Band Support |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| TI Threshold |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1033 for IEEE 802.11 OFDM Control
Length: 8
********************************************************************/
struct capwap_80211_ofdmcontrol_raw_element {
unsigned char radioid;
unsigned char reserved;
unsigned char currentchannel;
unsigned char bandsupport;
unsigned long tithreshold;
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_ofdmcontrol_element_create(void* data, unsigned long datalength) {
struct capwap_message_element* element;
struct capwap_80211_ofdmcontrol_raw_element* dataraw;
struct capwap_80211_ofdmcontrol_element* dataelement = (struct capwap_80211_ofdmcontrol_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_ofdmcontrol_element));
/* Alloc block of memory */
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_ofdmcontrol_raw_element));
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_ofdmcontrol_raw_element));
element->type = htons(CAPWAP_ELEMENT_80211_OFDMCONTROL);
element->length = htons(sizeof(struct capwap_80211_ofdmcontrol_raw_element));
dataraw = (struct capwap_80211_ofdmcontrol_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->currentchannel = dataelement->currentchannel;
dataraw->bandsupport = dataelement->bandsupport;
dataraw->tithreshold = htonl(dataelement->tithreshold);
return element;
}
/* */
int capwap_80211_ofdmcontrol_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_ofdmcontrol_element_parsing(struct capwap_message_element* element) {
struct capwap_80211_ofdmcontrol_element* data;
struct capwap_80211_ofdmcontrol_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_OFDMCONTROL);
if (ntohs(element->length) != 8) {
return NULL;
}
dataraw = (struct capwap_80211_ofdmcontrol_raw_element*)element->data;
/* */
data = (struct capwap_80211_ofdmcontrol_element*)capwap_alloc(sizeof(struct capwap_80211_ofdmcontrol_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->currentchannel = ntohs(dataraw->currentchannel);
data->bandsupport = ntohs(dataraw->bandsupport);
data->tithreshold = ntohl(dataraw->tithreshold);
return data;
}
/* */
void capwap_80211_ofdmcontrol_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

32
src/common/capwap_element_80211_ofdmcontrol.h Normal file
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@ -0,0 +1,32 @@
#ifndef __CAPWAP_ELEMENT_80211_OFDMCONTROL_HEADER__
#define __CAPWAP_ELEMENT_80211_OFDMCONTROL_HEADER__
#define CAPWAP_ELEMENT_80211_OFDMCONTROL 1033
struct capwap_80211_ofdmcontrol_element {
unsigned char radioid;
unsigned char currentchannel;
unsigned char bandsupport;
unsigned long tithreshold;
};
#define CAPWAP_OFDMCONTROL_BAND_515_525 0x01
#define CAPWAP_OFDMCONTROL_BAND_525_535 0x02
#define CAPWAP_OFDMCONTROL_BAND_5725_5825 0x04
#define CAPWAP_OFDMCONTROL_BAND_547_5725 0x08
#define CAPWAP_OFDMCONTROL_BAND_JP_525 0x10
#define CAPWAP_OFDMCONTROL_BAND_503_5091 0x20
#define CAPWAP_OFDMCONTROL_BAND_494_499 0x40
struct capwap_message_element* capwap_80211_ofdmcontrol_element_create(void* data, unsigned long length);
int capwap_80211_ofdmcontrol_element_validate(struct capwap_message_element* element);
void* capwap_80211_ofdmcontrol_element_parsing(struct capwap_message_element* element);
void capwap_80211_ofdmcontrol_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_OFDMCONTROL_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_OFDMCONTROL); \
f->create(x, sizeof(struct capwap_80211_ofdmcontrol_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_OFDMCONTROL_HEADER__ */

104
src/common/capwap_element_80211_rateset.c Normal file
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#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Rate Set...
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1034 for IEEE 802.11 Rate Set
Length: >= 3
********************************************************************/
struct capwap_80211_rateset_raw_element {
unsigned char radioid;
unsigned char rateset[0];
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_rateset_element_create(void* data, unsigned long datalength) {
int i;
unsigned short ratesetlength;
struct capwap_message_element* element;
struct capwap_80211_rateset_raw_element* dataraw;
struct capwap_80211_rateset_element* dataelement = (struct capwap_80211_rateset_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_rateset_element));
/* Alloc block of memory */
ratesetlength = dataelement->ratesetcount * sizeof(unsigned char);
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_rateset_raw_element) + ratesetlength);
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_rateset_raw_element) + ratesetlength);
element->type = htons(CAPWAP_ELEMENT_80211_RATESET);
element->length = htons(sizeof(struct capwap_80211_rateset_raw_element) + ratesetlength);
dataraw = (struct capwap_80211_rateset_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
for (i = 0; i < dataelement->ratesetcount; i++) {
dataraw->rateset[i] = dataelement->rateset[i];
}
return element;
}
/* */
int capwap_80211_rateset_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_rateset_element_parsing(struct capwap_message_element* element) {
int i;
unsigned short ratesetlength;
struct capwap_80211_rateset_element* data;
struct capwap_80211_rateset_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_RATESET);
ratesetlength = ntohs(element->length);
if (ratesetlength < 3) {
return NULL;
}
ratesetlength -= sizeof(struct capwap_80211_rateset_raw_element);
if (ratesetlength > CAPWAP_SUPPORTEDRATES_MAXLENGTH) {
return NULL;
}
dataraw = (struct capwap_80211_rateset_raw_element*)element->data;
/* */
data = (struct capwap_80211_rateset_element*)capwap_alloc(sizeof(struct capwap_80211_rateset_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->ratesetcount = ratesetlength;
for (i = 0; i < ratesetlength; i++) {
data->rateset[i] = dataraw->rateset[i];
}
return data;
}
/* */
void capwap_80211_rateset_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

26
src/common/capwap_element_80211_rateset.h Normal file
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#ifndef __CAPWAP_ELEMENT_80211_RATESET_HEADER__
#define __CAPWAP_ELEMENT_80211_RATESET_HEADER__
#define CAPWAP_ELEMENT_80211_RATESET 1034
#define CAPWAP_RATESET_MINLENGTH 2
#define CAPWAP_RATESET_MAXLENGTH 8
struct capwap_80211_rateset_element {
unsigned char radioid;
unsigned char ratesetcount;
unsigned char rateset[CAPWAP_RATESET_MAXLENGTH];
};
struct capwap_message_element* capwap_80211_rateset_element_create(void* data, unsigned long length);
int capwap_80211_rateset_element_validate(struct capwap_message_element* element);
void* capwap_80211_rateset_element_parsing(struct capwap_message_element* element);
void capwap_80211_rateset_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_RATESET_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_RATESET); \
f->create(x, sizeof(struct capwap_80211_rateset_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_RATESET_HEADER__ */

104
src/common/capwap_element_80211_supportedrates.c Normal file
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@ -0,0 +1,104 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Supported Rates...
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1040 for IEEE 802.11 Supported Rates
Length: >= 3
********************************************************************/
struct capwap_80211_supportedrates_raw_element {
unsigned char radioid;
unsigned char supportedrates[0];
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_supportedrates_element_create(void* data, unsigned long datalength) {
int i;
unsigned short supportedrateslength;
struct capwap_message_element* element;
struct capwap_80211_supportedrates_raw_element* dataraw;
struct capwap_80211_supportedrates_element* dataelement = (struct capwap_80211_supportedrates_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_supportedrates_element));
/* Alloc block of memory */
supportedrateslength = dataelement->supportedratescount * sizeof(unsigned char);
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_supportedrates_raw_element) + supportedrateslength);
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_supportedrates_raw_element) + supportedrateslength);
element->type = htons(CAPWAP_ELEMENT_80211_SUPPORTEDRATES);
element->length = htons(sizeof(struct capwap_80211_supportedrates_raw_element) + supportedrateslength);
dataraw = (struct capwap_80211_supportedrates_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
for (i = 0; i < dataelement->supportedratescount; i++) {
dataraw->supportedrates[i] = dataelement->supportedrates[i];
}
return element;
}
/* */
int capwap_80211_supportedrates_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_supportedrates_element_parsing(struct capwap_message_element* element) {
int i;
unsigned short supportedrateslength;
struct capwap_80211_supportedrates_element* data;
struct capwap_80211_supportedrates_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_SUPPORTEDRATES);
supportedrateslength = ntohs(element->length);
if (supportedrateslength < 3) {
return NULL;
}
supportedrateslength -= sizeof(struct capwap_80211_supportedrates_raw_element);
if (supportedrateslength > CAPWAP_SUPPORTEDRATES_MAXLENGTH) {
return NULL;
}
dataraw = (struct capwap_80211_supportedrates_raw_element*)element->data;
/* */
data = (struct capwap_80211_supportedrates_element*)capwap_alloc(sizeof(struct capwap_80211_supportedrates_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->supportedratescount = supportedrateslength;
for (i = 0; i < supportedrateslength; i++) {
data->supportedrates[i] = dataraw->supportedrates[i];
}
return data;
}
/* */
void capwap_80211_supportedrates_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

26
src/common/capwap_element_80211_supportedrates.h Normal file
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@ -0,0 +1,26 @@
#ifndef __CAPWAP_ELEMENT_80211_SUPPORTEDRATES_HEADER__
#define __CAPWAP_ELEMENT_80211_SUPPORTEDRATES_HEADER__
#define CAPWAP_ELEMENT_80211_SUPPORTEDRATES 1040
#define CAPWAP_SUPPORTEDRATES_MINLENGTH 2
#define CAPWAP_SUPPORTEDRATES_MAXLENGTH 8
struct capwap_80211_supportedrates_element {
unsigned char radioid;
unsigned char supportedratescount;
unsigned char supportedrates[CAPWAP_SUPPORTEDRATES_MAXLENGTH];
};
struct capwap_message_element* capwap_80211_supportedrates_element_create(void* data, unsigned long length);
int capwap_80211_supportedrates_element_validate(struct capwap_message_element* element);
void* capwap_80211_supportedrates_element_parsing(struct capwap_message_element* element);
void capwap_80211_supportedrates_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_SUPPORTEDRATES_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_SUPPORTEDRATES); \
f->create(x, sizeof(struct capwap_80211_supportedrates_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_SUPPORTEDRATES_HEADER__ */

86
src/common/capwap_element_80211_txpower.c Normal file
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@ -0,0 +1,86 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Reserved | Current Tx Power |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1041 for IEEE 802.11 Tx Power
Length: 4
********************************************************************/
struct capwap_80211_txpower_raw_element {
unsigned char radioid;
unsigned short currenttxpower;
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_txpower_element_create(void* data, unsigned long datalength) {
struct capwap_message_element* element;
struct capwap_80211_txpower_raw_element* dataraw;
struct capwap_80211_txpower_element* dataelement = (struct capwap_80211_txpower_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_txpower_element));
/* Alloc block of memory */
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_txpower_raw_element));
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_txpower_raw_element));
element->type = htons(CAPWAP_ELEMENT_80211_TXPOWER);
element->length = htons(sizeof(struct capwap_80211_txpower_raw_element));
dataraw = (struct capwap_80211_txpower_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->currenttxpower = htons(dataelement->currenttxpower);
return element;
}
/* */
int capwap_80211_txpower_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_txpower_element_parsing(struct capwap_message_element* element) {
struct capwap_80211_txpower_element* data;
struct capwap_80211_txpower_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_TXPOWER);
if (ntohs(element->length) != 4) {
return NULL;
}
dataraw = (struct capwap_80211_txpower_raw_element*)element->data;
/* */
data = (struct capwap_80211_txpower_element*)capwap_alloc(sizeof(struct capwap_80211_txpower_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->currenttxpower = ntohs(dataraw->currenttxpower);
return data;
}
/* */
void capwap_80211_txpower_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

22
src/common/capwap_element_80211_txpower.h Normal file
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@ -0,0 +1,22 @@
#ifndef __CAPWAP_ELEMENT_80211_TXPOWER_HEADER__
#define __CAPWAP_ELEMENT_80211_TXPOWER_HEADER__
#define CAPWAP_ELEMENT_80211_TXPOWER 1041
struct capwap_80211_txpower_element {
unsigned char radioid;
unsigned short currenttxpower;
};
struct capwap_message_element* capwap_80211_txpower_element_create(void* data, unsigned long length);
int capwap_80211_txpower_element_validate(struct capwap_message_element* element);
void* capwap_80211_txpower_element_parsing(struct capwap_message_element* element);
void capwap_80211_txpower_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_TXPOWER_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_TXPOWER); \
f->create(x, sizeof(struct capwap_80211_txpower_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_TXPOWER_HEADER__ */

109
src/common/capwap_element_80211_txpowerlevel.c Normal file
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@ -0,0 +1,109 @@
#include "capwap.h"
#include "capwap_element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | Num Levels | Power Level [n] |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1042 for IEEE 802.11 Tx Power Level
Length: >= 4
********************************************************************/
struct capwap_80211_txpowerlevel_raw_element {
unsigned char radioid;
unsigned char numlevels;
unsigned short powerlevel[0];
} __attribute__((__packed__));
/* */
struct capwap_message_element* capwap_80211_txpowerlevel_element_create(void* data, unsigned long datalength) {
int i;
unsigned short txpowerlength;
struct capwap_message_element* element;
struct capwap_80211_txpowerlevel_raw_element* dataraw;
struct capwap_80211_txpowerlevel_element* dataelement = (struct capwap_80211_txpowerlevel_element*)data;
ASSERT(data != NULL);
ASSERT(datalength >= sizeof(struct capwap_80211_txpowerlevel_element));
/* Alloc block of memory */
txpowerlength = dataelement->numlevels * sizeof(unsigned char);
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_txpowerlevel_raw_element) + txpowerlength);
if (!element) {
capwap_outofmemory();
}
/* Create message element */
memset(element, 0, sizeof(struct capwap_message_element) + sizeof(struct capwap_80211_txpowerlevel_raw_element) + txpowerlength);
element->type = htons(CAPWAP_ELEMENT_80211_TXPOWERLEVEL);
element->length = htons(sizeof(struct capwap_80211_txpowerlevel_raw_element) + txpowerlength);
dataraw = (struct capwap_80211_txpowerlevel_raw_element*)element->data;
dataraw->radioid = dataelement->radioid;
dataraw->numlevels = dataelement->numlevels;
for (i = 0; i < dataelement->numlevels; i++) {
dataraw->powerlevel[i] = htons(dataelement->powerlevel[i]);
}
return element;
}
/* */
int capwap_80211_txpowerlevel_element_validate(struct capwap_message_element* element) {
/* TODO */
return 1;
}
/* */
void* capwap_80211_txpowerlevel_element_parsing(struct capwap_message_element* element) {
int i;
unsigned short txpowerlength;
struct capwap_80211_txpowerlevel_element* data;
struct capwap_80211_txpowerlevel_raw_element* dataraw;
ASSERT(element);
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_80211_TXPOWERLEVEL);
txpowerlength = ntohs(element->length);
if (txpowerlength < 4) {
return NULL;
}
txpowerlength -= sizeof(struct capwap_80211_txpowerlevel_raw_element);
if (txpowerlength > (CAPWAP_TXPOWERLEVEL_MAXLENGTH * sizeof(unsigned short))) {
return NULL;
}
dataraw = (struct capwap_80211_txpowerlevel_raw_element*)element->data;
if ((dataraw->numlevels < 1) || (dataraw->numlevels > CAPWAP_TXPOWERLEVEL_MAXLENGTH)) {
return NULL;
}
/* */
data = (struct capwap_80211_txpowerlevel_element*)capwap_alloc(sizeof(struct capwap_80211_txpowerlevel_element));
if (!data) {
capwap_outofmemory();
}
/* */
data->radioid = dataraw->radioid;
data->numlevels = dataraw->numlevels;
for (i = 0; i < dataraw->numlevels; i++) {
data->powerlevel[i] = dataraw->powerlevel[i];
}
return data;
}
/* */
void capwap_80211_txpowerlevel_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}

25
src/common/capwap_element_80211_txpowerlevel.h Normal file
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@ -0,0 +1,25 @@
#ifndef __CAPWAP_ELEMENT_80211_TXPOWERLEVEL_HEADER__
#define __CAPWAP_ELEMENT_80211_TXPOWERLEVEL_HEADER__
#define CAPWAP_ELEMENT_80211_TXPOWERLEVEL 1042
#define CAPWAP_TXPOWERLEVEL_MAXLENGTH 8
struct capwap_80211_txpowerlevel_element {
unsigned char radioid;
unsigned char numlevels;
unsigned short powerlevel[CAPWAP_TXPOWERLEVEL_MAXLENGTH];
};
struct capwap_message_element* capwap_80211_txpowerlevel_element_create(void* data, unsigned long length);
int capwap_80211_txpowerlevel_element_validate(struct capwap_message_element* element);
void* capwap_80211_txpowerlevel_element_parsing(struct capwap_message_element* element);
void capwap_80211_txpowerlevel_element_free(void* data);
/* Helper */
#define CAPWAP_CREATE_80211_TXPOWERLEVEL_ELEMENT(x) ({ \
struct capwap_message_elements_func* f = capwap_get_message_element(CAPWAP_ELEMENT_80211_TXPOWERLEVEL); \
f->create(x, sizeof(struct capwap_80211_txpowerlevel_element)); \
})
#endif /* __CAPWAP_ELEMENT_80211_TXPOWERLEVEL_HEADER__ */

12
src/wtp/wtp.h
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@ -137,8 +137,15 @@ struct wtp_t {
struct wtp_radio {
char device[IFNAMSIZ];
struct capwap_80211_wtpradioinformation_element radioinformation;
int status;
struct capwap_80211_antenna_element antenna;
struct capwap_80211_directsequencecontrol_element directsequencecontrol;
struct capwap_80211_macoperation_element macoperation;
struct capwap_80211_multidomaincapability_element multidomaincapability;
struct capwap_80211_ofdmcontrol_element ofdmcontrol;
struct capwap_80211_supportedrates_element supportedrates;
struct capwap_80211_wtpradioinformation_element radioinformation;
};
extern struct wtp_t g_wtp;
@ -146,4 +153,7 @@ extern struct wtp_t g_wtp;
/* */
int wtp_update_radio_in_use();
/* build capwap element helper */
void wtp_create_80211_wtpradioinformation_element(struct capwap_build_packet* buildpacket);
#endif /* __CAPWAP_WTP_HEADER__ */