80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
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#ifndef __SG
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#define __SG
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#include "os.h"
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/* see os.h for name of particular os-*.h where this is defined */
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BURN_OS_DEFINE_DRIVE_ENUMERATOR_T
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struct burn_drive;
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struct command;
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/* ts A60922 ticket 33 */
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int sg_give_next_adr(burn_drive_enumerator_t *enm_context,
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char adr[], int adr_size, int initialize);
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int sg_is_enumerable_adr(char *adr);
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int sg_obtain_scsi_adr(char *path, int *bus_no, int *host_no, int *channel_no,
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int *target_no, int *lun_no);
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int sg_grab(struct burn_drive *);
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int sg_release(struct burn_drive *);
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int sg_issue_command(struct burn_drive *, struct command *);
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/* ts A61115 : formerly sg_enumerate();ata_enumerate() */
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int scsi_enumerate_drives(void);
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int sg_drive_is_open(struct burn_drive * d);
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int burn_os_stdio_capacity(char *path, off_t *bytes);
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/* ts A91227 */
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/** Returns the id string of the SCSI transport adapter and eventually
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needed operating system facilities.
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This call is usable even if sg_initialize() was not called yet. In that
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case a preliminary constant message might be issued if detailed info is
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not available yet.
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@param msg returns id string
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@param flag unused yet, submit 0
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@return 1 = success, <=0 = failure
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*/
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int sg_id_string(char msg[1024], int flag);
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/* ts A91225 */
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/** Performs global initialization of the SCSI transport adapter and eventually
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needed operating system facilities. Checks for compatibility supporting
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software components.
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@param msg returns ids and/or error messages of eventual helpers
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@param flag unused yet, submit 0
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@return 1 = success, <=0 = failure
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*/
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int sg_initialize(char msg[1024], int flag);
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/* ts A91227 */
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/** Performs global finalization of the SCSI transport adapter and eventually
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needed operating system facilities. Releases globally aquired resources.
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@param flag unused yet, submit 0
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@return 1 = success, <=0 = failure
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*/
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int sg_shutdown(int flag);
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/* ts A91227 */
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/** Finalizes BURN_OS_TRANSPORT_DRIVE_ELEMENTS, the components of
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struct burn_drive which are defined in os-*.h.
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The eventual initialization of those components was made underneath
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scsi_enumerate_drives().
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This will be called when a burn_drive gets disposed.
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@param d the drive to be finalized
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@param flag unused yet, submit 0
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@return 1 = success, <=0 = failure
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*/
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int sg_dispose_drive(struct burn_drive *d, int flag);
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#endif /* __SG */
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