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Windows: set default ccache to registry

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Add _krb5_set_default_cc_name_to_registry() function and
call use it on Windows to set the user's default credential cache.

Change-Id: Ib59ff218a098a841bc61846abf873736380b5c6c
This commit is contained in:
Jeffrey Altman
2011-09-26 02:00:13 -04:00
parent 132693df5a
commit 9a127beb26
1 changed files with 40 additions and 4 deletions
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44
lib/krb5/cache.c
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@@ -464,6 +464,9 @@ environment_changed(krb5_context context)
KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_cc_switch(krb5_context context, krb5_ccache id)
{
#ifdef _WIN32
_krb5_set_default_cc_name_to_registry(context, id);
#endif
if (id->ops->set_default == NULL)
return 0;
@@ -515,7 +518,7 @@ krb5_cc_set_default_name(krb5_context context, const char *name)
#ifdef _WIN32
if (e == NULL) {
e = p = _krb5_get_default_cc_name_from_registry();
e = p = _krb5_get_default_cc_name_from_registry(context);
}
#endif
if (e == NULL) {
@@ -1702,21 +1705,22 @@ krb5_cc_get_kdc_offset(krb5_context context, krb5_ccache id, krb5_deltat *offset
#ifdef _WIN32
#define REGPATH_MIT_KRB5 "SOFTWARE\\MIT\\Kerberos5"
char *
_krb5_get_default_cc_name_from_registry()
_krb5_get_default_cc_name_from_registry(krb5_context context)
{
HKEY hk_k5 = 0;
LONG code;
char * ccname = NULL;
code = RegOpenKeyEx(HKEY_CURRENT_USER,
"Software\\MIT\\Kerberos5",
REGPATH_MIT_KRB5,
0, KEY_READ, &hk_k5);
if (code != ERROR_SUCCESS)
return NULL;
ccname = _krb5_parse_reg_value_as_string(NULL, hk_k5, "ccname",
ccname = _krb5_parse_reg_value_as_string(context, hk_k5, "ccname",
REG_NONE, 0);
RegCloseKey(hk_k5);
@@ -1724,4 +1728,36 @@ _krb5_get_default_cc_name_from_registry()
return ccname;
}
int
_krb5_set_default_cc_name_to_registry(krb5_context context, krb5_ccache id)
{
HKEY hk_k5 = 0;
LONG code;
int ret = -1;
char * ccname = NULL;
code = RegOpenKeyEx(HKEY_CURRENT_USER,
REGPATH_MIT_KRB5,
0, KEY_READ|KEY_WRITE, &hk_k5);
if (code != ERROR_SUCCESS)
return -1;
ret = asprintf(&ccname, "%s:%s", krb5_cc_get_type(context, id), krb5_cc_get_name(context, id));
if (ret < 0)
goto cleanup;
ret = _krb5_store_string_to_reg_value(context, hk_k5, "ccname",
REG_SZ, ccname, -1, 0);
cleanup:
if (ccname)
free(ccname);
RegCloseKey(hk_k5);
return ret;
}
#endif