Mercurial > dropbear
view libtomcrypt/src/pk/packet_valid_header.c @ 378:a124aff0cbf1
merge of '182c2d8dbd5321ef4d1df8758936f4dc7127015f'
and '31dcd7a22983ef19d6c63248e415e71d292dd0ec'
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Wed, 06 Dec 2006 13:11:41 +0000 |
parents | 1b9e69c058d2 |
children |
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis * * LibTomCrypt is a library that provides various cryptographic * algorithms in a highly modular and flexible manner. * * The library is free for all purposes without any express * guarantee it works. * * Tom St Denis, [email protected], http://libtomcrypt.org */ #include "tomcrypt.h" #ifdef PACKET int packet_valid_header(unsigned char *src, int section, int subsection) { unsigned long ver; LTC_ARGCHK(src != NULL); /* check version */ ver = ((unsigned long)src[0]) | ((unsigned long)src[1] << 8U); if (CRYPT < ver) { return CRYPT_INVALID_PACKET; } /* check section and subsection */ if (section != (int)src[2] || subsection != (int)src[3]) { return CRYPT_INVALID_PACKET; } return CRYPT_OK; } #endif /* $Source: /cvs/libtom/libtomcrypt/src/pk/packet_valid_header.c,v $ */ /* $Revision: 1.3 $ */ /* $Date: 2005/05/05 14:35:59 $ */