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Merge 899f529d0c into 50caf2c45f

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Herman Semenoff 2025-04-08 21:49:18 +00:00 • committed by GitHub
commit e2b2d5af18
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1 changed files with 9 additions and 6 deletions
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15
src/read.c
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@ -158,7 +158,7 @@ int
putname(char **buf, size_t buflen, const char *host)
{
char *word;
int left;
size_t left;
char *h;
char *p;
@ -167,18 +167,21 @@ putname(char **buf, size_t buflen, const char *host)
p = *buf;
word = strtok(h, ".");
size_t len_word = strlen(word);
while(word) {
if (strlen(word) > 63 || strlen(word) > left) {
if (len_word > 63 || len_word > left) {
free(h);
return -1;
}
left -= (strlen(word) + 1);
*p++ = (char)strlen(word);
memcpy(p, word, strlen(word));
p += strlen(word);
len_word = strlen(word);
left -= len_word + 1;
*p++ = (char)len_word;
memcpy(p, word, len_word);
p += len_word;
word = strtok(NULL, ".");
len_word = strlen(word);
}
*p++ = 0;