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llsec: Permit dynamic security levels

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This commit is contained in:
kkrentz 2015-12-17 03:13:32 -08:00
parent 0379af3624
commit 10d8b05bc6
22 changed files with 137 additions and 122 deletions
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16
core/net/mac/frame802154.c
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@ -102,7 +102,7 @@ addr_len(uint8_t mode)
}
}
/*----------------------------------------------------------------------------*/
#if LLSEC802154_USES_EXPLICIT_KEYS
#if LLSEC802154_USES_AUX_HEADER && LLSEC802154_USES_EXPLICIT_KEYS
static uint8_t
get_key_id_len(uint8_t key_id_mode)
{
@ -117,7 +117,7 @@ get_key_id_len(uint8_t key_id_mode)
return 0;
}
}
#endif /* LLSEC802154_USES_EXPLICIT_KEYS */
#endif /* LLSEC802154_USES_AUX_HEADER && LLSEC802154_USES_EXPLICIT_KEYS */
/*---------------------------------------------------------------------------*/
/* Get current PAN ID */
uint16_t
@ -317,7 +317,7 @@ field_len(frame802154_t *p, field_length_t *flen)
flen->dest_addr_len = addr_len(p->fcf.dest_addr_mode & 3);
flen->src_addr_len = addr_len(p->fcf.src_addr_mode & 3);
#if LLSEC802154_SECURITY_LEVEL
#if LLSEC802154_USES_AUX_HEADER
/* Aux security header */
if(p->fcf.security_enabled & 1) {
flen->aux_sec_len = 1; /* FCF + possibly frame counter and key ID */
@ -333,7 +333,7 @@ field_len(frame802154_t *p, field_length_t *flen)
#endif /* LLSEC802154_USES_EXPLICIT_KEYS */
;
}
#endif /* LLSEC802154_SECURITY_LEVEL */
#endif /* LLSEC802154_USES_AUX_HEADER */
}
/*----------------------------------------------------------------------------*/
/**
@ -418,7 +418,7 @@ frame802154_create(frame802154_t *p, uint8_t *buf)
for(c = flen.src_addr_len; c > 0; c--) {
buf[pos++] = p->src_addr[c - 1];
}
#if LLSEC802154_SECURITY_LEVEL
#if LLSEC802154_USES_AUX_HEADER
/* Aux header */
if(flen.aux_sec_len) {
buf[pos++] = p->aux_hdr.security_control.security_level
@ -447,7 +447,7 @@ frame802154_create(frame802154_t *p, uint8_t *buf)
}
#endif /* LLSEC802154_USES_EXPLICIT_KEYS */
}
#endif /* LLSEC802154_SECURITY_LEVEL */
#endif /* LLSEC802154_USES_AUX_HEADER */
return (int)pos;
}
@ -570,7 +570,7 @@ frame802154_parse(uint8_t *data, int len, frame802154_t *pf)
pf->src_pid = 0;
}
#if LLSEC802154_SECURITY_LEVEL
#if LLSEC802154_USES_AUX_HEADER
if(fcf.security_enabled) {
pf->aux_hdr.security_control.security_level = p[0] & 7;
#if LLSEC802154_USES_EXPLICIT_KEYS
@ -599,7 +599,7 @@ frame802154_parse(uint8_t *data, int len, frame802154_t *pf)
}
#endif /* LLSEC802154_USES_EXPLICIT_KEYS */
}
#endif /* LLSEC802154_SECURITY_LEVEL */
#endif /* LLSEC802154_USES_AUX_HEADER */
/* header length */
c = p - data;