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(guess_domain): new function

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(ruserpass): use it


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5220 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1998-11-22 09:29:07 +00:00
parent 0b5f2a0f49
commit 000d724fbc
1 changed files with 42 additions and 6 deletions
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48
appl/ftp/ftp/ruserpass.c
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@@ -63,6 +63,46 @@ static struct toktab {
{ NULL, 0 }
};
/*
* Write a copy of the hostname into `hostname, sz' and return a guess
* as to the `domain' of that hostname.
*/
static char *
guess_domain (char *hostname, size_t sz)
{
struct hostent *he;
char *dot;
char *a;
char **aliases;
if (gethostname (hostname, sz) < 0) {
strcpy_truncate (hostname, "", sz);
return "";
}
dot = strchr (hostname, '.');
if (dot != NULL)
return dot + 1;
he = gethostbyname (hostname);
if (he == NULL)
return hostname;
dot = strchr (he->h_name, '.');
if (dot != NULL) {
strcpy_truncate (hostname, he->h_name, sz);
return dot + 1;
}
for (aliases = he->h_aliases; (a = *aliases) != NULL; ++aliases) {
dot = strchr (a, '.');
if (dot != NULL) {
strcpy_truncate (hostname, a, sz);
return dot + 1;
}
}
return hostname;
}
int
ruserpass(char *host, char **aname, char **apass, char **aacct)
{
@@ -70,12 +110,8 @@ ruserpass(char *host, char **aname, char **apass, char **aacct)
int t, i, c, usedefault = 0;
struct stat stb;
if(gethostname(myhostname, MaxHostNameLen) < 0)
strcpy_truncate(myhostname, "", MaxHostNameLen);
if((mydomain = strchr(myhostname, '.')) == NULL)
mydomain = myhostname;
else
mydomain++;
mydomain = guess_domain (myhostname, MaxHostNameLen);
hdir = getenv("HOME");
if (hdir == NULL)
hdir = ".";