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Can send descriptors, understood by Cisco APs.

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FossilOrigin-Name: 02786c537bf686ddb49e4bf66edad22a0add0b9725a1e46f53385f19bcaa69cd
This commit is contained in:
7u83@mail.ru 2015-03-15 15:02:48 +00:00
parent bcf38c9550
commit e18dbf3bf1
1 changed files with 32 additions and 56 deletions
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90
src/capwap/cwmsg_addelem_ac_descriptor.c
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@ -16,12 +16,34 @@
*/ */
/**
* @file
* @brief Implementation of cwmsg_addelem_ac_descriptor.
*/
#include <string.h> #include <string.h>
#include "capwap.h" #include "capwap.h"
static int add_subelem(uint8_t * buffer,int type, uint32_t vendor,bstr_t version)
{
*((uint32_t*)buffer) = htonl(vendor);
*((uint32_t*)(buffer+4)) = htonl( (type<<16) | bstr_len(version));
memcpy(buffer+8,bstr_data(version),bstr_len(version));
return 8+bstr_len(version);
}
/**
* Add an ac descriptor message element.
* @param msg pointer to the message
* @param acinfo acinfo structure where data is taken from
*/
void cwmsg_addelem_ac_descriptor(struct cwmsg *msg,struct ac_info * acinfo) void cwmsg_addelem_ac_descriptor(struct cwmsg *msg,struct ac_info * acinfo)
{ {
uint8_t buffer[12+2048]; uint8_t buffer[600];
uint8_t * acd = buffer; uint8_t * acd = buffer;
*((uint32_t*)(acd))=htonl((acinfo->stations<<16) | (acinfo->limit)); *((uint32_t*)(acd))=htonl((acinfo->stations<<16) | (acinfo->limit));
@ -30,64 +52,18 @@ void cwmsg_addelem_ac_descriptor(struct cwmsg *msg,struct ac_info * acinfo)
int len = 12; int len = 12;
int sublen;
sublen = 4; switch (msg->capwap_mode){
case CWMODE_CISCO:
*((uint32_t*)(acd+len))=htonl(CW_VENDOR_ID_CISCO); len+=add_subelem(buffer+len,0,CW_VENDOR_ID_CISCO,acinfo->cisco_hardware_version);
len+=4; len+=add_subelem(buffer+len,1,CW_VENDOR_ID_CISCO,acinfo->cisco_software_version);
*((uint32_t*)(acd+len))=htonl((1<<16)|sublen); break;
len+=4; default:
*(acd+len)=5; len++; len+=add_subelem(buffer+len,0,0,acinfo->hardware_version);
*(acd+len)=0; len++; len+=add_subelem(buffer+len,1,0,acinfo->software_version);
*(acd+len)=72; len++;
*(acd+len)=71; len++;
*(acd+len)=5; len++;
*(acd+len)=6; len++;
*(acd+len)=7; len++;
*(acd+len)=8; len++;
*((uint32_t*)(acd+len))=htonl(CW_VENDOR_ID_CISCO);
len+=4;
*((uint32_t*)(acd+len))=htonl((1<<16)|sublen);
len+=4;
*(acd+len)=7; len++;
*(acd+len)=3; len++;
*(acd+len)=1; len++;
*(acd+len)=72; len++;
*(acd+len)=5; len++;
*(acd+len)=6; len++;
*(acd+len)=7; len++;
*(acd+len)=8; len++;
goto b;
/* software version subelement */
*((uint32_t*)(acd+len))=htonl(CW_VENDOR_ID_CISCO);
len+=4;
sublen=strlen((const char*)acinfo->software_version);
*((uint32_t*)(acd+len))=htonl((1<<16)|sublen);
len+=4;
memcpy(acd+len,acinfo->software_version,sublen);
len+=sublen;
/* hardware version subelement */
*((uint32_t*)(acd+len))=htonl(CW_VENDOR_ID_CISCO);
len+=4;
sublen=strlen((const char*)acinfo->hardware_version);
*((uint32_t*)(acd+len))=htonl((4<<16)|sublen);
len+=4;
memcpy(acd+len,acinfo->hardware_version,sublen);
len+=sublen;
b:
cwmsg_addelem(msg,CWMSGELEM_AC_DESCRIPTOR,acd,len);
} }
cwmsg_addelem(msg,CWMSGELEM_AC_DESCRIPTOR,acd,len);
}