smb_dr_decode_start
dec_ctx = smb_dr_decode_start(ptr, size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(arg->data_ptr, arg->data_size);
dec_ctx = smb_dr_decode_start(doorarg.data_ptr, doorarg.data_size);
smb_dr_ctx_t *smb_dr_decode_start(char *, int);