#
# This patches the following interfaces back in MIT sources:
# gssint_mech_to_oid
# gssint_oid_to_mech
# gssint_get_mechanisms
# gssint_get_kmodName
# (These functions were originally Sun donated, but later removed.)
#
# This patch is not inteded for upstream contribution.
# Patch source: in-house
#
--- a/src/lib/gssapi/mechglue/g_initialize.c
+++ b/src/lib/gssapi/mechglue/g_initialize.c
@@ -1568,3 +1568,141 @@ addConfigEntry(const char *oidStr, const char *oid, const char *sharedLib,
g_mechList = aMech;
}
+/*
+ * given a mechanism string return the mechanism oid
+ */
+OM_uint32
+gssint_mech_to_oid(const char *mechStr, gss_OID* oid)
+{
+ gss_mech_info aMech;
+
+ if (oid == NULL)
+ return (GSS_S_CALL_INACCESSIBLE_WRITE);
+
+ *oid = GSS_C_NULL_OID;
+
+ if (gssint_mechglue_initialize_library() != 0)
+ return (GSS_S_FAILURE);
+
+ if ((mechStr == NULL) || (strlen(mechStr) == 0) ||
+ (strcasecmp(mechStr, M_DEFAULT) == 0))
+ return (GSS_S_COMPLETE);
+
+ /* ensure we have fresh data */
+ k5_mutex_lock(&g_mechListLock);
+ updateMechList();
+ (void) k5_mutex_unlock(&g_mechListLock);
+
+ aMech = g_mechList;
+
+ /* no lock required - only looking at fields that are not updated */
+ while (aMech != NULL) {
+ if ((aMech->mechNameStr) &&
+ strcmp(aMech->mechNameStr, mechStr) == 0) {
+ *oid = aMech->mech_type;
+ return (GSS_S_COMPLETE);
+ }
+ aMech = aMech->next;
+ }
+ return (GSS_S_FAILURE);
+} /* gssint_mech_to_oid */
+
+
+/*
+ * Given the mechanism oid, return the readable mechanism name
+ * associated with that oid from the mech config file
+ * (/etc/gss/mech).
+ */
+const char *
+gssint_oid_to_mech(const gss_OID oid)
+{
+ gss_mech_info aMech;
+
+ if (oid == GSS_C_NULL_OID)
+ return (M_DEFAULT);
+
+ if (gssint_mechglue_initialize_library() != 0)
+ return (NULL);
+
+ /* ensure we have fresh data */
+ k5_mutex_lock(&g_mechListLock);
+ updateMechList();
+ aMech = searchMechList(oid);
+ (void) k5_mutex_unlock(&g_mechListLock);
+
+ if (aMech == NULL)
+ return (NULL);
+
+ return (aMech->mechNameStr);
+} /* gssint_oid_to_mech */
+
+
+/*
+ * return a list of mechanism strings supported
+ * upon return the array is terminated with a NULL entry
+ */
+OM_uint32
+gssint_get_mechanisms(char *mechArray[], int arrayLen)
+{
+ gss_mech_info aMech;
+ int i;
+
+ if (mechArray == NULL || arrayLen < 1)
+ return (GSS_S_CALL_INACCESSIBLE_WRITE);
+
+ if (gssint_mechglue_initialize_library() != 0)
+ return (GSS_S_FAILURE);
+
+ /* ensure we have fresh data */
+ k5_mutex_lock(&g_mechListLock);
+ updateMechList();
+ (void) k5_mutex_unlock(&g_mechListLock);
+
+ aMech = g_mechList;
+
+ /* no lock required - only looking at fields that are not updated */
+ for (i = 1; i < arrayLen; i++) {
+ if (aMech != NULL) {
+ *mechArray = aMech->mechNameStr;
+ mechArray++;
+ aMech = aMech->next;
+ } else
+ break;
+ }
+ *mechArray = NULL;
+ return (GSS_S_COMPLETE);
+} /* gss_get_mechanisms */
+
+/*
+ * this function has been added for use by gssd.
+ * It will return the kernel module name for a specified mechanism.
+ * caller is responsible for freeing the memory
+ */
+char *
+gssint_get_kmodName(oid)
+const gss_OID oid;
+{
+ gss_mech_info aMech;
+ char *kmodName = NULL;
+
+ /* make sure we have fresh data */
+ (void) k5_mutex_lock(&g_mechListLock);
+ updateMechList();
+ (void) k5_mutex_unlock(&g_mechListLock);
+
+ /* searching the list does not require a lock */
+ if ((aMech = searchMechList(oid)) == NULL || aMech->kmodName == NULL) {
+ return (NULL);
+ }
+
+ /*
+ * need to obtain a lock on this structure in case someone else
+ * will try to update it during the copy
+ */
+ (void) k5_mutex_lock(&g_mechListLock);
+ if (aMech->kmodName)
+ kmodName = strdup(aMech->kmodName);
+ (void) k5_mutex_unlock(&g_mechListLock);
+
+ return (kmodName);
+} /* gssint_get_kmodName */
--- a/src/lib/gssapi/mechglue/mglueP.h
+++ b/src/lib/gssapi/mechglue/mglueP.h
@@ -824,6 +824,28 @@ OM_uint32 gss_add_mech_name_type
* Sun extensions to GSS-API v2
*/
+OM_uint32
+gssint_mech_to_oid(
+ const char *mech, /* mechanism string name */
+ gss_OID *oid /* mechanism oid */
+);
+
+const char *
+gssint_oid_to_mech(
+ const gss_OID oid /* mechanism oid */
+);
+
+OM_uint32
+gssint_get_mechanisms(
+ char *mechArray[], /* array to populate with mechs */
+ int arrayLen /* length of passed in array */
+);
+
+char *
+gssint_get_kmodName(
+ const gss_OID oid /* mechanism oid */
+);
+
int
gssint_get_der_length(
unsigned char **, /* buf */