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MFC: sys/kern/md5c.c 1.27

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Fix a panic on sparc64 related to inproper aligment - we cannot assume,
that 'unsigned char *' argument is 4 byte aligned.

Approved by:	re (scottl)
This commit is contained in:
pjd 2006-04-05 22:15:00 +00:00
parent ac5e0fe84c
commit 507348da3c
1 changed files with 12 additions and 6 deletions
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18
sys/kern/md5c.c
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@ -60,10 +60,15 @@ static void
Encode (unsigned char *output, u_int32_t *input, unsigned int len)
{
unsigned int i;
u_int32_t *op = (u_int32_t *)output;
uint32_t ip;
for (i = 0; i < len / 4; i++)
op[i] = htole32(input[i]);
for (i = 0; i < len / 4; i++) {
ip = input[i];
*output++ = ip;
*output++ = ip >> 8;
*output++ = ip >> 16;
*output++ = ip >> 24;
}
}
/*
@ -75,10 +80,11 @@ static void
Decode (u_int32_t *output, const unsigned char *input, unsigned int len)
{
unsigned int i;
const u_int32_t *ip = (const u_int32_t *)input;
for (i = 0; i < len / 4; i++)
output[i] = le32dec(&ip[i]);
for (i = 0; i < len; i += 4) {
*output++ = input[i] | (input[i+1] << 8) | (input[i+2] << 16) |
(input[i+3] << 24);
}
}
#endif