f29d758df4
FossilOrigin-Name: 34e1a661db71756f6c03fb4f21434179f25cd4c48a2407b22f8ca0a8396d79e1
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
#include "cw.h"
|
|
#include "capwap.h"
|
|
#include "log.h"
|
|
#include "dbg.h"
|
|
#include "capwap_items.h"
|
|
|
|
int cw_read_wtp_descriptor_versions(mbag_t mbag, uint8_t * data, int len)
|
|
{
|
|
int i = 0;
|
|
while (i < len) {
|
|
|
|
if (i + 8 > len) {
|
|
cw_dbg(DBG_ELEM_ERR,
|
|
"WTP descriptor subelement to long, length=%d>%d",
|
|
i + 8, len);
|
|
return 0;
|
|
}
|
|
|
|
uint32_t vendor_id = cw_get_dword(data + i);
|
|
uint32_t val = cw_get_dword(data + i + 4);
|
|
|
|
int subtype = (val >> 16) & 0xffff;
|
|
int sublen = val & 0xffff;
|
|
i += 8;
|
|
|
|
if (sublen + i > len) {
|
|
cw_dbg(DBG_ELEM_ERR,
|
|
"WTP Descriptor sub-element too long, length = %d",
|
|
sublen);
|
|
return 0;
|
|
}
|
|
|
|
char *dmp;
|
|
char *dmpmem = NULL;
|
|
if (cw_dbg_is_level(DBG_SUBELEM_DMP)) {
|
|
dmpmem = cw_dbg_mkdmp(data + i, sublen);
|
|
dmp = dmpmem;
|
|
} else
|
|
dmp = "";
|
|
cw_dbg(DBG_SUBELEM, "WTP Descriptor subtype=%d,len=%d%s", subtype,
|
|
sublen, dmp);
|
|
|
|
if (dmpmem)
|
|
free(dmpmem);
|
|
|
|
switch (subtype) {
|
|
case CW_SUBELEM_WTP_HARDWARE_VERSION:
|
|
mbag_set_bstrv(mbag,
|
|
CW_ITEM_WTP_HARDWARE_VERSION,
|
|
vendor_id, data + i, sublen);
|
|
|
|
break;
|
|
case CW_SUBELEM_WTP_SOFTWARE_VERSION:
|
|
|
|
mbag_set_bstrv(mbag,
|
|
CW_ITEM_WTP_SOFTWARE_VERSION,
|
|
vendor_id, data + i, sublen);
|
|
break;
|
|
case CW_SUBELEM_WTP_BOOTLOADER_VERSION:
|
|
|
|
mbag_set_bstrv(mbag,
|
|
CW_ITEM_WTP_BOOTLOADER_VERSION,
|
|
vendor_id, data + i, sublen);
|
|
|
|
break;
|
|
default:
|
|
cw_dbg(DBG_ELEM_ERR,
|
|
"Unknown WTP descriptor subelement, type = %d",
|
|
subtype);
|
|
break;
|
|
}
|
|
i += sublen;
|
|
|
|
}
|
|
return 1;
|
|
}
|