Staging: vt6656: rc4.c: Fixed coding style issues
Replaced all indentation by spaces by tabs. Signed-off-by: Daniel Kenji Toyama <kenji.toyama@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -34,54 +34,54 @@
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VOID rc4_init(PRC4Ext pRC4, PBYTE pbyKey, UINT cbKey_len)
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{
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UINT ust1, ust2;
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UINT keyindex;
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UINT stateindex;
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PBYTE pbyst;
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UINT idx;
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UINT ust1, ust2;
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UINT keyindex;
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UINT stateindex;
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PBYTE pbyst;
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UINT idx;
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pbyst = pRC4->abystate;
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pRC4->ux = 0;
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pRC4->uy = 0;
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for (idx = 0; idx < 256; idx++)
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pbyst[idx] = (BYTE)idx;
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keyindex = 0;
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stateindex = 0;
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for (idx = 0; idx < 256; idx++) {
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ust1 = pbyst[idx];
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stateindex = (stateindex + pbyKey[keyindex] + ust1) & 0xff;
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ust2 = pbyst[stateindex];
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pbyst[stateindex] = (BYTE)ust1;
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pbyst[idx] = (BYTE)ust2;
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if (++keyindex >= cbKey_len)
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keyindex = 0;
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}
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pbyst = pRC4->abystate;
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pRC4->ux = 0;
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pRC4->uy = 0;
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for (idx = 0; idx < 256; idx++)
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pbyst[idx] = (BYTE)idx;
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keyindex = 0;
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stateindex = 0;
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for (idx = 0; idx < 256; idx++) {
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ust1 = pbyst[idx];
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stateindex = (stateindex + pbyKey[keyindex] + ust1) & 0xff;
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ust2 = pbyst[stateindex];
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pbyst[stateindex] = (BYTE)ust1;
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pbyst[idx] = (BYTE)ust2;
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if (++keyindex >= cbKey_len)
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keyindex = 0;
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}
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}
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UINT rc4_byte(PRC4Ext pRC4)
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{
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UINT ux;
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UINT uy;
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UINT ustx, usty;
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PBYTE pbyst;
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UINT ux;
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UINT uy;
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UINT ustx, usty;
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PBYTE pbyst;
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pbyst = pRC4->abystate;
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ux = (pRC4->ux + 1) & 0xff;
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ustx = pbyst[ux];
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uy = (ustx + pRC4->uy) & 0xff;
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usty = pbyst[uy];
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pRC4->ux = ux;
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pRC4->uy = uy;
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pbyst[uy] = (BYTE)ustx;
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pbyst[ux] = (BYTE)usty;
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pbyst = pRC4->abystate;
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ux = (pRC4->ux + 1) & 0xff;
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ustx = pbyst[ux];
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uy = (ustx + pRC4->uy) & 0xff;
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usty = pbyst[uy];
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pRC4->ux = ux;
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pRC4->uy = uy;
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pbyst[uy] = (BYTE)ustx;
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pbyst[ux] = (BYTE)usty;
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return pbyst[(ustx + usty) & 0xff];
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return pbyst[(ustx + usty) & 0xff];
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}
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VOID rc4_encrypt(PRC4Ext pRC4, PBYTE pbyDest,
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PBYTE pbySrc, UINT cbData_len)
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PBYTE pbySrc, UINT cbData_len)
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{
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UINT ii;
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for (ii = 0; ii < cbData_len; ii++)
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pbyDest[ii] = (BYTE)(pbySrc[ii] ^ rc4_byte(pRC4));
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UINT ii;
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for (ii = 0; ii < cbData_len; ii++)
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pbyDest[ii] = (BYTE)(pbySrc[ii] ^ rc4_byte(pRC4));
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}
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