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resolved: dns-packet - use unaligned read/write helpers

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This commit is contained in:
Tom Gundersen 2014-11-01 14:07:42 +01:00
parent f089257d7b
commit 725ca0e53a
1 changed files with 6 additions and 12 deletions
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18
src/resolve/resolved-dns-packet.c
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@ -22,6 +22,7 @@
#include "utf8.h"
#include "util.h"
#include "strv.h"
#include "unaligned.h"
#include "resolved-dns-domain.h"
#include "resolved-dns-packet.h"
@ -311,8 +312,7 @@ int dns_packet_append_uint16(DnsPacket *p, uint16_t v, size_t *start) {
if (r < 0)
return r;
((uint8_t*) d)[0] = (uint8_t) (v >> 8);
((uint8_t*) d)[1] = (uint8_t) v;
unaligned_write_be16(d, v);
return 0;
}
@ -327,10 +327,7 @@ int dns_packet_append_uint32(DnsPacket *p, uint32_t v, size_t *start) {
if (r < 0)
return r;
((uint8_t*) d)[0] = (uint8_t) (v >> 24);
((uint8_t*) d)[1] = (uint8_t) (v >> 16);
((uint8_t*) d)[2] = (uint8_t) (v >> 8);
((uint8_t*) d)[3] = (uint8_t) v;
unaligned_write_be32(d, v);
return 0;
}
@ -793,8 +790,8 @@ int dns_packet_read_uint16(DnsPacket *p, uint16_t *ret, size_t *start) {
if (r < 0)
return r;
*ret = (((uint16_t) ((uint8_t*) d)[0]) << 8) |
((uint16_t) ((uint8_t*) d)[1]);
*ret = unaligned_read_be16(d);
return 0;
}
@ -808,10 +805,7 @@ int dns_packet_read_uint32(DnsPacket *p, uint32_t *ret, size_t *start) {
if (r < 0)
return r;
*ret = (((uint32_t) ((uint8_t*) d)[0]) << 24) |
(((uint32_t) ((uint8_t*) d)[1]) << 16) |
(((uint32_t) ((uint8_t*) d)[2]) << 8) |
((uint32_t) ((uint8_t*) d)[3]);
*ret = unaligned_read_be32(d);
return 0;
}