From d5c71ea58ea4d7322d8fc2509d4de7c440322045 Mon Sep 17 00:00:00 2001
From: Assar Westerlund <assar@sics.se>
Date: Fri, 4 Sep 1998 16:25:46 +0000
Subject: [PATCH] new support for specifying homedir

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5143 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/kafs/afskrb.c    | 22 ++++++++++++++++++----
 lib/kafs/afskrb5.c   | 38 ++++++++++++++++++++++++++++++++------
 lib/kafs/common.c    | 17 +++++++++--------
 lib/kafs/kafs.h      | 30 ++++++++++++++++++++++++++----
 lib/kafs/kafs_locl.h |  5 +++--
 5 files changed, 88 insertions(+), 24 deletions(-)

diff --git a/lib/kafs/afskrb.c b/lib/kafs/afskrb.c
index 1b3e53ea8..ed6be98b2 100644
--- a/lib/kafs/afskrb.c
+++ b/lib/kafs/afskrb.c
@@ -60,7 +60,8 @@ get_cred(kafs_data *data, const char *name, const char *inst,
 }
 
 static int
-afslog_uid_int(kafs_data *data, const char *cell, uid_t uid)
+afslog_uid_int(kafs_data *data, const char *cell, uid_t uid,
+	       const char *homedir)
 {
     int ret;
     CREDENTIALS c;
@@ -68,7 +69,7 @@ afslog_uid_int(kafs_data *data, const char *cell, uid_t uid)
     char realm[REALM_SZ], *lrealm;
     
     if (cell == 0 || cell[0] == 0)
-	return _kafs_afslog_all_local_cells (data, uid);
+	return _kafs_afslog_all_local_cells (data, uid, homedir);
 
     ret = krb_get_lrealm(realm , 0);
     if(ret == KSUCCESS && (d->realm == NULL || strcmp(d->realm, realm)))
@@ -94,7 +95,8 @@ get_realm(kafs_data *data, const char *host)
 }
 
 int
-krb_afslog_uid(const char *cell, const char *realm, uid_t uid)
+krb_afslog_uid_home(const char *cell, const char *realm, uid_t uid,
+		    const char *homedir)
 {
     kafs_data kd;
     struct krb_kafs_data d;
@@ -104,7 +106,13 @@ krb_afslog_uid(const char *cell, const char *realm, uid_t uid)
     kd.get_realm = get_realm;
     kd.data = &d;
     d.realm = realm;
-    return afslog_uid_int(&kd, cell, uid);
+    return afslog_uid_int(&kd, cell, uid, homedir);
+}
+
+int
+krb_afslog_uid(const char *cell, const char *realm, uid_t uid)
+{
+    return krb_afslog_uid_home (cell, realm, uid, NULL);
 }
 
 int
@@ -112,3 +120,9 @@ krb_afslog(const char *cell, const char *realm)
 {
     return krb_afslog_uid (cell, realm, getuid());
 }
+
+int
+krb_afslog_home(const char *cell, const char *realm, const char *homedir)
+{
+    return krb_afslog_uid_home (cell, realm, getuid(), homedir);
+}
diff --git a/lib/kafs/afskrb5.c b/lib/kafs/afskrb5.c
index 66d8ae530..2f9aa0c73 100644
--- a/lib/kafs/afskrb5.c
+++ b/lib/kafs/afskrb5.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -114,8 +114,12 @@ get_realm(kafs_data *data, const char *host)
 }
 
 krb5_error_code
-krb5_afslog_uid(krb5_context context, krb5_ccache id,
-		const char *cell, krb5_const_realm realm, uid_t uid)
+krb5_afslog_uid_home(krb5_context context,
+		     krb5_ccache id,
+		     const char *cell,
+		     krb5_const_realm realm,
+		     uid_t uid,
+		     const char *homedir)
 {
     kafs_data kd;
     struct krb5_kafs_data d;
@@ -126,12 +130,34 @@ krb5_afslog_uid(krb5_context context, krb5_ccache id,
     d.context = context;
     d.id = id;
     d.realm = realm;
-    return afslog_uid_int(&kd, cell, uid);
+    return afslog_uid_int(&kd, cell, uid, homedir);
 }
 
 krb5_error_code
-krb5_afslog(krb5_context context, krb5_ccache id, 
-	    const char *cell, krb5_const_realm realm)
+krb5_afslog_uid(krb5_context context,
+		krb5_ccache id,
+		const char *cell,
+		krb5_const_realm realm,
+		uid_t uid)
+{
+    return krb5_afslog_uid_home (context, id, cell, realm, uid, NULL);
+}
+
+krb5_error_code
+krb5_afslog(krb5_context context,
+	    krb5_ccache id, 
+	    const char *cell,
+	    krb5_const_realm realm)
 {
     return krb5_afslog_uid (context, id, cell, realm, getuid());
 }
+
+krb5_error_code
+krb5_afslog_home(krb5_context context,
+		 krb5_ccache id, 
+		 const char *cell,
+		 krb5_const_realm realm,
+		 const char *homedir)
+{
+    return krb5_afslog_uid_home (context, id, cell, realm, getuid(), homedir);
+}
diff --git a/lib/kafs/common.c b/lib/kafs/common.c
index 444ecc691..fcd058966 100644
--- a/lib/kafs/common.c
+++ b/lib/kafs/common.c
@@ -213,27 +213,28 @@ find_cells(char *file, char ***cells, int *index)
  * Get tokens for all cells[]
  */
 static int
-afslog_cells(kafs_data *data, char **cells, int max, uid_t uid)
+afslog_cells(kafs_data *data, char **cells, int max, uid_t uid,
+	     const char *homedir)
 {
     int ret = 0;
     int i;
     for(i = 0; i < max; i++)
-	ret = (*data->afslog_uid)(data, cells[i], uid);
+	ret = (*data->afslog_uid)(data, cells[i], uid, homedir);
     return ret;
 }
 
 int
-_kafs_afslog_all_local_cells(kafs_data *data, uid_t uid)
+_kafs_afslog_all_local_cells(kafs_data *data, uid_t uid, const char *homedir)
 {
     int ret;
     char **cells = NULL;
     int index = 0;
 
-    char *p;
-    
-    if ((p = getenv("HOME"))) {
+    if (homedir == NULL)
+	homedir = getenv("HOME");
+    if (homedir != NULL) {
 	char home[MaxPathLen];
-	snprintf(home, sizeof(home), "%s/.TheseCells", p);
+	snprintf(home, sizeof(home), "%s/.TheseCells", homedir);
 	find_cells(home, &cells, &index);
     }
     find_cells(_PATH_THESECELLS, &cells, &index);
@@ -241,7 +242,7 @@ _kafs_afslog_all_local_cells(kafs_data *data, uid_t uid)
     find_cells(_PATH_ARLA_THESECELLS, &cells, &index);
     find_cells(_PATH_ARLA_THISCELL, &cells, &index);
     
-    ret = afslog_cells(data, cells, index, uid);
+    ret = afslog_cells(data, cells, index, uid, homedir);
     while(index > 0)
 	free(cells[--index]);
     free(cells);
diff --git a/lib/kafs/kafs.h b/lib/kafs/kafs.h
index 348a118bb..bedcb095a 100644
--- a/lib/kafs/kafs.h
+++ b/lib/kafs/kafs.h
@@ -118,6 +118,11 @@ int k_hasafs __P((void));
 
 int krb_afslog __P((const char *cell, const char *realm));
 int krb_afslog_uid __P((const char *cell, const char *realm, uid_t uid));
+int krb_afslog_home __P((const char *cell, const char *realm,
+			 const char *homedir));
+int krb_afslog_uid_home __P((const char *cell, const char *realm, uid_t uid,
+			     const char *homedir));
+
 /* compat */
 #define k_afsklog krb_afslog
 #define k_afsklog_uid krb_afslog_uid
@@ -144,10 +149,27 @@ int kafs_settoken __P((const char*, uid_t, CREDENTIALS*));
 #endif
 
 #ifdef KRB5_H_INCLUDED
-krb5_error_code krb5_afslog_uid __P((krb5_context, krb5_ccache,
-				     const char*, krb5_const_realm, uid_t));
-krb5_error_code krb5_afslog __P((krb5_context, krb5_ccache, 
-				 const char*, krb5_const_realm));
+krb5_error_code krb5_afslog_uid __P((krb5_context context,
+				     krb5_ccache id,
+				     const char *cell,
+				     krb5_const_realm realm,
+				     uid_t uid));
+krb5_error_code krb5_afslog __P((krb5_context context,
+				 krb5_ccache id, 
+				 const char *cell,
+				 krb5_const_realm realm));
+krb5_error_code krb5_afslog_uid_home __P((krb5_context context,
+					  krb5_ccache id,
+					  const char *cell,
+					  krb5_const_realm realm,
+					  uid_t uid,
+					  const char *homedir));
+
+krb5_error_code krb5_afslog_home __P((krb5_context context,
+				      krb5_ccache id,
+				      const char *cell,
+				      krb5_const_realm realm,
+				      const char *homedir));
 #endif
 
 
diff --git a/lib/kafs/kafs_locl.h b/lib/kafs/kafs_locl.h
index 06bdc7db4..21606a8c4 100644
--- a/lib/kafs/kafs_locl.h
+++ b/lib/kafs/kafs_locl.h
@@ -106,7 +106,8 @@
 #include "afssysdefs.h"
 
 struct kafs_data;
-typedef int (*afslog_uid_func_t)(struct kafs_data*, const char*, uid_t);
+typedef int (*afslog_uid_func_t)(struct kafs_data*, const char*, uid_t,
+				 const char *);
 
 typedef int (*get_cred_func_t)(struct kafs_data*, const char*, const char*, 
 				    const char*, CREDENTIALS*);
@@ -120,7 +121,7 @@ typedef struct kafs_data {
     void *data;
 } kafs_data;
 
-int _kafs_afslog_all_local_cells(kafs_data*, uid_t);
+int _kafs_afslog_all_local_cells(kafs_data*, uid_t, const char*);
 
 int _kafs_get_cred(kafs_data*, const char*, const char*, const char *, 
 		  CREDENTIALS*);