ComputerSurge/bind9
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Replace the internal dst__id_calc() with the visible dst_region_computeid().

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This commit is contained in:
Brian Wellington
2000-07-31 19:44:21 +00:00
parent 2b518b5fb4
commit 38c3484647
9 changed files with 57 additions and 84 deletions
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26
lib/dns/sec/dst/dst_api.c
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@@ -19,7 +19,7 @@
/*
* Principal Author: Brian Wellington
* $Id: dst_api.c,v 1.56 2000/06/12 18:05:10 bwelling Exp $
* $Id: dst_api.c,v 1.57 2000/07/31 19:44:14 bwelling Exp $
*/
#include <config.h>
@@ -720,6 +720,30 @@ dst_key_secretsize(const dst_key_t *key, unsigned int *n) {
return (ISC_R_SUCCESS);
}
isc_uint16_t
dst_region_computeid(const isc_region_t *source) {
isc_uint32_t ac;
const unsigned char *p;
int size;
REQUIRE(source != NULL);
if (source->length == 0)
return (0);
p = source->base;
size = source->length;
for (ac = 0; size > 1; size -= 2, p += 2)
ac += ((*p) << 8) + *(p + 1);
if (size > 0)
ac += ((*p) << 8);
ac += (ac >> 16) & 0xffff;
return ((isc_uint16_t)(ac & 0xffff));
}
/***
*** Static methods
***/