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And check the buffer size precisely.

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W.C.A. Wijngaards 2019-11-19 12:11:28 +01:00
parent 79a6e9fbe2
commit a839a8ae01
1 changed files with 1 additions and 0 deletions
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dns64/dns64.c
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@ -225,6 +225,7 @@ ipv4_to_ptr(uint32_t ipv4, char ptr[], size_t nm_len)
static const char IPV4_PTR_SUFFIX[] = "\07in-addr\04arpa";
int i;
char* c = ptr;
log_assert(nm_len == MAX_PTR_QNAME_IPV4);
for (i = 0; i < 4; ++i) {
*c = uitoa((unsigned int)(ipv4 % 256), c + 1);