+/****************************************************************************
+ Utility function to count the number of entries in a POSIX acl.
+****************************************************************************/
+
+static unsigned int count_acl_entries(connection_struct *conn, SMB_ACL_T posix_acl)
+{
+ unsigned int ace_count = 0;
+ int entry_id = SMB_ACL_FIRST_ENTRY;
+ SMB_ACL_ENTRY_T entry;
+
+ while ( posix_acl && (SMB_VFS_SYS_ACL_GET_ENTRY(conn, posix_acl, entry_id, &entry) == 1)) {
+ /* get_next... */
+ if (entry_id == SMB_ACL_FIRST_ENTRY) {
+ entry_id = SMB_ACL_NEXT_ENTRY;
+ }
+ ace_count++;
+ }
+ return ace_count;
+}
+
+/****************************************************************************
+ Utility function to marshall a POSIX acl into wire format.
+****************************************************************************/
+
+static BOOL marshall_posix_acl(connection_struct *conn, char *pdata, SMB_STRUCT_STAT *pst, SMB_ACL_T posix_acl)
+{
+ int entry_id = SMB_ACL_FIRST_ENTRY;
+ SMB_ACL_ENTRY_T entry;
+
+ while ( posix_acl && (SMB_VFS_SYS_ACL_GET_ENTRY(conn, posix_acl, entry_id, &entry) == 1)) {
+ SMB_ACL_TAG_T tagtype;
+ SMB_ACL_PERMSET_T permset;
+ unsigned char perms = 0;
+ unsigned int own_grp;
+
+ /* get_next... */
+ if (entry_id == SMB_ACL_FIRST_ENTRY) {
+ entry_id = SMB_ACL_NEXT_ENTRY;
+ }
+
+ if (SMB_VFS_SYS_ACL_GET_TAG_TYPE(conn, entry, &tagtype) == -1) {
+ DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_TAG_TYPE failed.\n"));
+ return False;
+ }
+
+ if (SMB_VFS_SYS_ACL_GET_PERMSET(conn, entry, &permset) == -1) {
+ DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_PERMSET failed.\n"));
+ return False;
+ }
+
+ perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_READ) ? SMB_POSIX_ACL_READ : 0);
+ perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_WRITE) ? SMB_POSIX_ACL_WRITE : 0);
+ perms |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_EXECUTE) ? SMB_POSIX_ACL_EXECUTE : 0);
+
+ SCVAL(pdata,1,perms);
+
+ switch (tagtype) {
+ case SMB_ACL_USER_OBJ:
+ SCVAL(pdata,0,SMB_POSIX_ACL_USER_OBJ);
+ own_grp = (unsigned int)pst->st_uid;
+ SIVAL(pdata,2,own_grp);
+ SIVAL(pdata,6,0);
+ break;
+ case SMB_ACL_USER:
+ {
+ uid_t *puid = (uid_t *)SMB_VFS_SYS_ACL_GET_QUALIFIER(conn, entry);
+ if (!puid) {
+ DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_QUALIFIER failed.\n"));
+ }
+ own_grp = (unsigned int)*puid;
+ SMB_VFS_SYS_ACL_FREE_QUALIFIER(conn, (void *)puid,tagtype);
+ SCVAL(pdata,0,SMB_POSIX_ACL_USER);
+ SIVAL(pdata,2,own_grp);
+ SIVAL(pdata,6,0);
+ break;
+ }
+ case SMB_ACL_GROUP_OBJ:
+ SCVAL(pdata,0,SMB_POSIX_ACL_GROUP_OBJ);
+ own_grp = (unsigned int)pst->st_gid;
+ SIVAL(pdata,2,own_grp);
+ SIVAL(pdata,6,0);
+ break;
+ case SMB_ACL_GROUP:
+ {
+ gid_t *pgid= (gid_t *)SMB_VFS_SYS_ACL_GET_QUALIFIER(conn, entry);
+ if (!pgid) {
+ DEBUG(0,("marshall_posix_acl: SMB_VFS_SYS_ACL_GET_QUALIFIER failed.\n"));
+ }
+ own_grp = (unsigned int)*pgid;
+ SMB_VFS_SYS_ACL_FREE_QUALIFIER(conn, (void *)pgid,tagtype);
+ SCVAL(pdata,0,SMB_POSIX_ACL_GROUP);
+ SIVAL(pdata,2,own_grp);
+ SIVAL(pdata,6,0);
+ break;
+ }
+ case SMB_ACL_MASK:
+ SCVAL(pdata,0,SMB_POSIX_ACL_MASK);
+ SIVAL(pdata,2,0xFFFFFFFF);
+ SIVAL(pdata,6,0xFFFFFFFF);
+ break;
+ case SMB_ACL_OTHER:
+ SCVAL(pdata,0,SMB_POSIX_ACL_OTHER);
+ SIVAL(pdata,2,0xFFFFFFFF);
+ SIVAL(pdata,6,0xFFFFFFFF);
+ break;
+ default:
+ DEBUG(0,("marshall_posix_acl: unknown tagtype.\n"));
+ return False;
+ }
+ pdata += SMB_POSIX_ACL_ENTRY_SIZE;
+ }
+
+ return True;
+}
+