/* private MMC helper routines. Copyright (C) 2004, 2005, 2006, 2008 Rocky Bernstein 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 3 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, see . */ #include /*! Convert milliseconds to seconds taking the ceiling value, i.e. 1002 milliseconds gets rounded to 2 seconds. */ #define SECS2MSECS 1000 static inline unsigned int msecs2secs(unsigned int msecs) { return (msecs+(SECS2MSECS-1)) / SECS2MSECS; } #undef SECS2MSECS /*********************************************************** MMC CdIo Operations which a driver may use. These are not directly user-accessible. ************************************************************/ /*! Read Audio Subchannel information @param p_user_data the CD object to be acted upon. */ driver_return_code_t audio_read_subchannel_mmc ( void *p_user_data, cdio_subchannel_t *p_subchannel); /*! Get the block size for subsequest read requests, via a SCSI MMC MODE_SENSE 6 command. */ int get_blocksize_mmc (void *p_user_data); /*! Get the lsn of the end of the CD @return the lsn. On error return CDIO_INVALID_LSN. */ lsn_t get_disc_last_lsn_mmc( void *p_user_data ); void get_drive_cap_mmc (const void *p_user_data, /*out*/ cdio_drive_read_cap_t *p_read_cap, /*out*/ cdio_drive_write_cap_t *p_write_cap, /*out*/ cdio_drive_misc_cap_t *p_misc_cap); int get_media_changed_mmc (const void *p_user_data); char *get_mcn_mmc (const void *p_user_data); char *get_track_isrc_mmc (const void *p_user_data, track_t i_track); driver_return_code_t get_tray_status (const void *p_user_data); /*! Read just the user data part of some sort of data sector (via mmc_read_cd). @param p_user_data object to read from @param p_buf place to read data into. The caller should make sure this location can store at least CDIO_CD_FRAMESIZE, M2RAW_SECTOR_SIZE, or M2F2_SECTOR_SIZE depending on the kind of sector getting read. If you don't know whether you have a Mode 1/2, Form 1/ Form 2/Formless sector best to reserve space for the maximum, M2RAW_SECTOR_SIZE. @param i_lsn sector to read @param i_blocksize size of block. Should be either CDIO_CD_FRAMESIZE, M2RAW_SECTOR_SIZE, or M2F2_SECTOR_SIZE. See comment above under p_buf. */ driver_return_code_t read_data_sectors_mmc ( void *p_user_data, void *p_buf, lsn_t i_lsn, uint16_t i_blocksize, uint32_t i_blocks ); char *get_mcn_mmc (const void *p_user_data); /* Set read blocksize (via MMC) */ driver_return_code_t set_blocksize_mmc (void *p_user_data, uint16_t i_blocksize); /* Set the drive speed in CD-ROM speed units (via MMC). */ driver_return_code_t set_drive_speed_mmc (void *p_user_data, int i_speed); /* Set CD-ROM drive speed in K bytes per second. (via MMC) */ driver_return_code_t set_speed_mmc (void *p_user_data, int i_Kbs_speed); /*********************************************************** Miscellaenous other "private" routines. Probably need to better classify these. ************************************************************/ typedef driver_return_code_t (*mmc_run_cmd_fn_t) ( void *p_user_data, unsigned int i_timeout_ms, unsigned int i_cdb, const mmc_cdb_t *p_cdb, cdio_mmc_direction_t e_direction, unsigned int i_buf, /*in/out*/ void *p_buf ); int mmc_set_blocksize_mmc_private ( const void *p_env, const mmc_run_cmd_fn_t run_mmc_cmd, uint16_t i_blocksize ); /*! Get the DVD type associated with cd object. */ discmode_t mmc_get_dvd_struct_physical_private ( void *p_env, mmc_run_cmd_fn_t run_mmc_cmd, cdio_dvd_struct_t *s ); /*! On input a MODE_SENSE command was issued and we have the results in p. We interpret this and return a bit mask set according to the capabilities. */ void mmc_get_drive_cap_buf(const uint8_t *p, /*out*/ cdio_drive_read_cap_t *p_read_cap, /*out*/ cdio_drive_write_cap_t *p_write_cap, /*out*/ cdio_drive_misc_cap_t *p_misc_cap); driver_return_code_t mmc_set_blocksize_private ( void *p_env, const mmc_run_cmd_fn_t run_mmc_cmd, uint16_t i_blocksize); /** Get the media catalog number (MCN) or the ISRC Note: string is malloc'd so caller should free() then returned string when done with it. */ char * mmc_get_mcn_isrc_private ( const CdIo_t *p_cdio, track_t i_track, unsigned char sub_chan_param );