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llsec: Fixed MIC length; reject unsupported security levels

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This commit is contained in:
kkrentz 2014-11-12 11:09:13 -08:00
parent a488ac16cc
commit a3b4e8101d
1 changed files with 10 additions and 1 deletions
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11
core/net/llsec/llsec802154.h
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@ -62,7 +62,16 @@
#define LLSEC802154_SECURITY_LEVEL FRAME802154_SECURITY_LEVEL_NONE
#endif /* LLSEC802154_CONF_SECURITY_LEVEL */
#define LLSEC802154_MIC_LENGTH ((LLSEC802154_SECURITY_LEVEL & 3) * 4)
#if ((LLSEC802154_SECURITY_LEVEL < 0) || (LLSEC802154_SECURITY_LEVEL > 7))
#error "unsupported security level"
#endif
#define LLSEC802154_SECURITY_LEVEL_MIC (LLSEC802154_SECURITY_LEVEL & 3)
#if LLSEC802154_SECURITY_LEVEL_MIC
#define LLSEC802154_MIC_LENGTH (2 << LLSEC802154_SECURITY_LEVEL_MIC)
#else
#define LLSEC802154_MIC_LENGTH 0
#endif
#ifdef LLSEC802154_CONF_USES_ENCRYPTION
#define LLSEC802154_USES_ENCRYPTION LLSEC802154_CONF_USES_ENCRYPTION