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Improve check of topdomain to use

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Add more checks and unit tests
This commit is contained in:
Erik Ekman
2014-05-30 00:18:45 +02:00
parent bacb69e4f0
commit 9bb2323f84
2 changed files with 88 additions and 10 deletions
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36
src/common.c
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@@ -326,18 +326,34 @@ read_password(char *buf, size_t len)
int
check_topdomain(char *str)
{
int i;
int i;
int dots = 0;
int chunklen = 0;
if(str[0] == '.') /* special case */
return 1;
if (strlen(str) < 3)
return 1;
if (strlen(str) > 128)
return 1;
for( i = 0; i < strlen(str); i++) {
if( isalpha(str[i]) || isdigit(str[i]) || str[i] == '-' || str[i] == '.' )
continue;
else
return 1;
}
return 0;
for( i = 0; i < strlen(str); i++) {
if(str[i] == '.') {
dots++;
/* This will also catch the case where topdomain starts with a dot */
if (chunklen == 0 || chunklen > 63)
return 1;
chunklen = 0;
} else
chunklen++;
if( isalpha(str[i]) || isdigit(str[i]) || str[i] == '-' || str[i] == '.' )
continue;
else
return 1;
}
if (chunklen == 0 || chunklen > 63 || dots == 0)
return 1;
return 0;
}
#if defined(WINDOWS32) || defined(ANDROID)