| /* |
| * |
| * Copyright (C) 2010 Mindspeed Technologies, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #ifndef __CMMLIB__ |
| #define __CMMLIB__ |
| |
| #include <sys/types.h> |
| |
| #define CMM_BUF_SIZE 512 |
| |
| typedef struct cmm_handle cmm_handle_t; |
| |
| typedef struct cmm_command |
| { |
| long int msg_type; /* internal, user shouldn't use this*/ |
| u_int16_t func; /* function code, filled by user */ |
| u_int16_t length; /* buf length, filled by user */ |
| u_int8_t buf[CMM_BUF_SIZE]; /* command payload, filled by user */ |
| } __attribute__((__packed__)) cmm_command_t; /* to be consistent with cmm_response_t, actually |
| * no demand for "packed" here |
| */ |
| |
| typedef struct cmm_response |
| { |
| long int msg_type; /* internal, user shouldn't use this */ |
| int daemon_errno; /* internal, user shouldn't use this */ |
| u_int16_t func; /* function code, set by remote side */ |
| u_int16_t length; /* length of a buf, set by remote side */ |
| union { |
| u_int16_t rc; /* return code, set by remote side */ |
| u_int8_t buf[CMM_BUF_SIZE]; /* response payload, set by remote side */ |
| }; |
| } __attribute__((__packed__)) cmm_response_t; /* "packed" is due to operations |
| * on the structure using memcpy() internally in CMM daemon |
| */ |
| |
| cmm_handle_t *cmm_open(void); |
| void cmm_close(cmm_handle_t*); |
| int cmm_send(cmm_handle_t*, cmm_command_t*, int nonblocking); |
| int cmm_recv(cmm_handle_t*, cmm_response_t*, int nonblocking); |
| |
| #endif |
| |