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mdig: minor change

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bol-van
2026-02-05 18:51:47 +03:00
parent aa8b96d601
commit e59efa39db
1 changed files with 7 additions and 7 deletions
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12
mdig/mdig.c
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@@ -80,7 +80,7 @@ static bool dom_valid(char *dom)
{ {
if (!dom || *dom=='.') return false; if (!dom || *dom=='.') return false;
for (; *dom; dom++) for (; *dom; dom++)
if (*dom < 0x20 || (*dom & 0x80) || !(*dom == '.' || *dom == '-' || *dom == '_' || (*dom >= '0' && *dom <= '9') || (*dom >= 'a' && *dom <= 'z') || (*dom >= 'A' && *dom <= 'Z'))) if (!(*dom == '.' || *dom == '-' || *dom == '_' || (*dom >= '0' && *dom <= '9') || (*dom >= 'a' && *dom <= 'z') || (*dom >= 'A' && *dom <= 'Z')))
return false; return false;
return true; return true;
} }
@@ -88,7 +88,7 @@ static bool dom_valid(char *dom)
static void invalid_domain_beautify(char *dom) static void invalid_domain_beautify(char *dom)
{ {
for (int i = 0; *dom && i < 64; i++, dom++) for (int i = 0; *dom && i < 64; i++, dom++)
if (*dom < 0x20 || *dom<0) *dom = '?'; if (*dom < 0x20 || (*dom & 0x80)) *dom = '?';
if (*dom) *dom = 0; if (*dom) *dom = 0;
} }
@@ -220,7 +220,7 @@ static void *t_resolver(void *arg)
{ {
if ((family == AF_INET && (glob.family & FAMILY4)) || (family == AF_INET6 && (glob.family & FAMILY6))) if ((family == AF_INET && (glob.family & FAMILY4)) || (family == AF_INET6 && (glob.family & FAMILY6)))
{ {
unsigned int mask; unsigned int mask=0;
bool mask_needed = false; bool mask_needed = false;
if (s_mask) if (s_mask)
{ {
@@ -436,7 +436,7 @@ int dns_parse_query()
_setmode(_fileno(stdin), _O_BINARY); _setmode(_fileno(stdin), _O_BINARY);
#endif #endif
l = fread(a,1,sizeof(a),stdin); l = fread(a,1,sizeof(a),stdin);
if (!l || !feof(stdin)) if (!l || ferror(stdin))
{ {
fprintf(stderr, "could not read DNS reply blob from stdin\n"); fprintf(stderr, "could not read DNS reply blob from stdin\n");
return 10; return 10;
@@ -455,8 +455,8 @@ static void exithelp(void)
printf( printf(
" --family=<4|6|46>\t\t; ipv4, ipv6, ipv4+ipv6\n" " --family=<4|6|46>\t\t; ipv4, ipv6, ipv4+ipv6\n"
" --threads=<threads_number>\n" " --threads=<threads_number>\n"
" --eagain=<eagain_retries>\t; how many times to retry if EAGAIN received. default %u\n" " --eagain=<eagain_retries>\t; how many times to retry if EAI_AGAIN received. default %u\n"
" --eagain-delay=<ms>\t\t; time in msec to wait between EAGAIN attempts. default %u\n" " --eagain-delay=<ms>\t\t; time in msec to wait between EAI_AGAIN attempts. default %u\n"
" --verbose\t\t\t; print query progress to stderr\n" " --verbose\t\t\t; print query progress to stderr\n"
" --stats=N\t\t\t; print resolve stats to stderr every N domains\n" " --stats=N\t\t\t; print resolve stats to stderr every N domains\n"
" --log-resolved=<file>\t\t; log successfully resolved domains to a file\n" " --log-resolved=<file>\t\t; log successfully resolved domains to a file\n"