From 9aed69e50327af9ab976e26cad6cf73865350d07 Mon Sep 17 00:00:00 2001
From: pk910 <philipp@zoelle1.de>
Date: Mon, 7 Jan 2013 21:01:35 +0100
Subject: [PATCH] small fixes to last commit

---
 src/mod-hostserv.c | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/src/mod-hostserv.c b/src/mod-hostserv.c
index 5c23a85..89bcdf4 100644
--- a/src/mod-hostserv.c
+++ b/src/mod-hostserv.c
@@ -165,7 +165,8 @@ struct hs_user {
 
 /* temporary structs */
 struct hs_fakehost_info {
-    int parse_state;
+    unsigned int parse_state : 4;
+    unsigned int have_secondlevel : 1;
     char *tlfh_name;
     char *slfh_name;
     struct hs_toplevel *tlfh;
@@ -569,8 +570,9 @@ static int check_management_access(struct handle_info *hi, struct hs_toplevel *t
 struct hs_fakehost_info parse_fakehost_info(char *fakehost, int fix_name_case) {
     struct hs_fakehost_info fhinfo;
     int i;
+    memset(&fhinfo, 0, sizeof(fhinfo));
     for(i = strlen(fakehost)-1; i >= 0; i--) {
-        if(!isalnum(fakehost[i]) && !strchr(HS_FAKEHOST_SPECIAL_CHARS, fakehost[i])) {
+        if(!isalnum(fakehost[i]) && fakehost[i] != '.' && !(fakehost[i] == '*' && i == 0) && !strchr(HS_FAKEHOST_SPECIAL_CHARS, fakehost[i])) {
             fhinfo.parse_state = HS_FHPARSE_INVALID;
             return fhinfo;
         }
@@ -589,8 +591,8 @@ struct hs_fakehost_info parse_fakehost_info(char *fakehost, int fix_name_case) {
         fhinfo.tlfh_name[0] = '\0';
         return fhinfo;
     }
-    if(!irccasecmp(fhinfo.slfh_name, "*"))
-        fhinfo.slfh_name = NULL;
+    if(irccasecmp(fhinfo.slfh_name, "*"))
+        fhinfo.have_secondlevel = 1;
     struct hs_toplevel *tlfh;
     struct hs_secondlevel *slfh;
     for(tlfh = toplevels; tlfh; tlfh = tlfh->next) {
@@ -602,7 +604,7 @@ struct hs_fakehost_info parse_fakehost_info(char *fakehost, int fix_name_case) {
         fhinfo.parse_state = HS_FHPARSE_UNKNOWN;
         return fhinfo;
     }
-    if(fhinfo.slfh_name) {
+    if(fhinfo.have_secondlevel) {
         for(slfh = tlfh->secondlevel; slfh; slfh = slfh->next) {
             if(!irccasecmp(slfh->fakehost, fhinfo.slfh_name)) break;
         }
@@ -616,7 +618,8 @@ struct hs_fakehost_info parse_fakehost_info(char *fakehost, int fix_name_case) {
     if(fix_name_case) {
         //simply copy the stored fakehosts over the given ones
         strcpy(fhinfo.tlfh_name, fhinfo.tlfh->fakehost);
-        strcpy(fhinfo.slfh_name, fhinfo.slfh->fakehost);
+        if(fhinfo.slfh)
+            strcpy(fhinfo.slfh_name, fhinfo.slfh->fakehost);
     }
     fhinfo.parse_state = HS_FHPARSE_SUCCESS;
     return fhinfo;
@@ -801,7 +804,7 @@ static MODCMD_FUNC(cmd_addhost) {
         reply("HSMSG_TOPLEVEL_INVALID", argv[1]);
         return 0;
     }
-    if(!fhinfo.slfh_name) {
+    if(!fhinfo.have_secondlevel) {
         if(!check_management_access(hi, NULL, NULL)) {
             reply("HSMSG_ACCESS_DENIED");
             return 0;
@@ -883,7 +886,7 @@ static MODCMD_FUNC(cmd_renamehost) {
     if(new_fhinfo.parse_state == HS_FHPARSE_INVALID) {
         reply("HSMSG_TOPLEVEL_INVALID", argv[1]);
         return 0;
-    } else if(new_fhinfo.parse_state != HS_FHPARSE_UNKNOWN && (irccasecmp(fhinfo.tlfh_name, new_fhinfo.tlfh_name) || (new_fhinfo.slfh && new_fhinfo.slfh_name && irccasecmp(fhinfo.slfh_name, new_fhinfo.slfh_name)))) {
+    } else if(new_fhinfo.parse_state != HS_FHPARSE_UNKNOWN && (irccasecmp(fhinfo.tlfh_name, new_fhinfo.tlfh_name) || (new_fhinfo.slfh && irccasecmp(fhinfo.slfh_name, new_fhinfo.slfh_name)))) {
         reply("HSMSG_FAKEHOST_TOPLEVEL_ALREADY_EXISTS", new_fhinfo.slfh_name, new_fhinfo.tlfh_name);
         return 0;
     }
@@ -893,7 +896,7 @@ static MODCMD_FUNC(cmd_renamehost) {
             reply("HSMSG_ACCESS_DENIED");
             return 0;
         }
-        if(new_fhinfo.slfh_name) {
+        if(fhinfo.have_secondlevel) {
             //can't rename toplevel into secondlevel fakehost!
             new_fhinfo.tlfh_name--;
             new_fhinfo.tlfh_name[0] = '.';
-- 
2.20.1