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Diffstat (limited to 'include/sg_cmds_extra.h')
| -rw-r--r-- | include/sg_cmds_extra.h | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/include/sg_cmds_extra.h b/include/sg_cmds_extra.h new file mode 100644 index 00000000..6e24c6e0 --- /dev/null +++ b/include/sg_cmds_extra.h @@ -0,0 +1,391 @@ +#ifndef SG_CMDS_EXTRA_H +#define SG_CMDS_EXTRA_H + +/* + * Copyright (c) 2004-2018 Douglas Gilbert. + * All rights reserved. + * Use of this source code is governed by a BSD-style + * license that can be found in the BSD_LICENSE file. + * + * SPDX-License-Identifier: BSD-2-Clause + */ + +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* Note: all functions that have an 'int timeout_secs' argument will use + * that value if it is > 0. Otherwise they will set an internal default + * which is currently 60 seconds. This timeout is typically applied in the + * SCSI stack above the initiator. If it goes off then the SCSI command is + * aborted and there can be other unwelcome side effects. Note that some + * commands (e.g. FORMAT UNIT and the Third Party copy commands) can take + * a lot longer than the default timeout. */ + +/* Functions with the "_pt" suffix ^^^ take a pointer to an object (derived + * from) sg_pt_base rather than an open file descriptor as their first + * argument. That object is assumed to be constructed and have a device file + * descriptor * associated with it. Caller is responsible for lifetime of + * ptp. + * ^^^ apart from sg_ll_ata_pt() as 'pass-through' is part of its name. */ + +struct sg_pt_base; + + +/* Invokes a ATA PASS-THROUGH (12, 16 or 32) SCSI command (SAT). This is + * selected by the cdb_len argument that can take values of 12, 16 or 32 + * only (else -1 is returned). The byte at offset 0 (and bytes 0 to 9 + * inclusive for ATA PT(32)) pointed to be cdbp are ignored and apart from + * the control byte, the rest is copied into an internal cdb which is then + * sent to the device. The control byte is byte 11 for ATA PT(12), byte 15 + * for ATA PT(16) and byte 1 for ATA PT(32). If timeout_secs <= 0 then the + * timeout is set to 60 seconds. For data in or out transfers set dinp or + * doutp, and dlen to the number of bytes to transfer. If dlen is zero then + * no data transfer is assumed. If sense buffer obtained then it is written + * to sensep, else sensep[0] is set to 0x0. If ATA return descriptor is + * obtained then written to ata_return_dp, else ata_return_dp[0] is set to + * 0x0. Either sensep or ata_return_dp (or both) may be NULL pointers. + * Returns SCSI status value (>= 0) or -1 if other error. Users are + * expected to check the sense buffer themselves. If available the data in + * resid is written to residp. Note in SAT-2 and later, fixed format sense + * data may be placed in *sensep in which case sensep[0]==0x70, prior to + * SAT-2 descriptor sense format was required (i.e. sensep[0]==0x72). + */ +int sg_ll_ata_pt(int sg_fd, const uint8_t * cdbp, int cdb_len, + int timeout_secs, void * dinp, void * doutp, int dlen, + uint8_t * sensep, int max_sense_len, uint8_t * ata_return_dp, + int max_ata_return_len, int * residp, int verbose); + +/* Invokes a FORMAT UNIT (SBC-3) command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Format unit not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure. Note that sg_ll_format_unit2() and + * sg_ll_format_unit_v2() are the same, both add the ffmt argument. */ +int sg_ll_format_unit(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, + bool cmplist, int dlist_format, int timeout_secs, + void * paramp, int param_len, bool noisy, int verbose); +int sg_ll_format_unit2(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, + bool cmplist, int dlist_format, int ffmt, + int timeout_secs, void * paramp, int param_len, + bool noisy, int verbose); +int sg_ll_format_unit_v2(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, + bool cmplist, int dlist_format, int ffmt, + int timeout_secs, void * paramp, int param_len, + bool noisy, int verbose); + +/* Invokes a SCSI GET LBA STATUS(16) or GET LBA STATUS(32) command (SBC). + * Returns 0 -> success, + * SG_LIB_CAT_INVALID_OP -> GET LBA STATUS(16 or 32) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_NOT_READY -> device not ready, -1 -> other failure. + * sg_ll_get_lba_status() calls the 16 byte variant with rt=0 . */ +int sg_ll_get_lba_status(int sg_fd, uint64_t start_llba, void * resp, + int alloc_len, bool noisy, int verbose); +int sg_ll_get_lba_status16(int sg_fd, uint64_t start_llba, uint8_t rt, + void * resp, int alloc_len, bool noisy, + int verbose); +int sg_ll_get_lba_status32(int sg_fd, uint64_t start_llba, uint32_t scan_len, + uint32_t element_id, uint8_t rt, + void * resp, int alloc_len, bool noisy, + int verbose); + +/* Invokes a SCSI PERSISTENT RESERVE IN command (SPC). Returns 0 + * when successful, SG_LIB_CAT_INVALID_OP if command not supported, + * SG_LIB_CAT_ILLEGAL_REQ if field in cdb not supported, + * SG_LIB_CAT_UNIT_ATTENTION, SG_LIB_CAT_ABORTED_COMMAND, else -1 */ +int sg_ll_persistent_reserve_in(int sg_fd, int rq_servact, void * resp, + int mx_resp_len, bool noisy, int verbose); + +/* Invokes a SCSI PERSISTENT RESERVE OUT command (SPC). Returns 0 + * when successful, SG_LIB_CAT_INVALID_OP if command not supported, + * SG_LIB_CAT_ILLEGAL_REQ if field in cdb not supported, + * SG_LIB_CAT_UNIT_ATTENTION, SG_LIB_CAT_ABORTED_COMMAND, else -1 */ +int sg_ll_persistent_reserve_out(int sg_fd, int rq_servact, int rq_scope, + unsigned int rq_type, void * paramp, + int param_len, bool noisy, int verbose); + +/* Invokes a SCSI READ BLOCK LIMITS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> READ BLOCK LIMITS not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_NOT_READY (shouldn't happen), -1 -> other failure */ +int sg_ll_read_block_limits(int sg_fd, void * resp, int mx_resp_len, + bool noisy, int verbose); +int sg_ll_read_block_limits_v2(int sg_fd, bool mloi, void * resp, + int mx_resp_len, int * residp, bool noisy, + int verbose); + +/* Invokes a SCSI READ BUFFER command (SPC). Return of 0 -> + * success, SG_LIB_CAT_INVALID_OP -> invalid opcode, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_read_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset, + void * resp, int mx_resp_len, bool noisy, int verbose); + +/* Invokes a SCSI READ DEFECT DATA (10) command (SBC). Return of 0 -> + * success, SG_LIB_CAT_INVALID_OP -> invalid opcode, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_read_defect10(int sg_fd, bool req_plist, bool req_glist, + int dl_format, void * resp, int mx_resp_len, + bool noisy, int verbose); + +/* Invokes a SCSI READ LONG (10) command (SBC). Note that 'xfer_len' + * is in bytes. Returns 0 -> success, + * SG_LIB_CAT_INVALID_OP -> READ LONG(10) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, + * SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info + * field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_read_long10(int sg_fd, bool pblock, bool correct, unsigned int lba, + void * resp, int xfer_len, int * offsetp, bool noisy, + int verbose); + +/* Invokes a SCSI READ LONG (16) command (SBC). Note that 'xfer_len' + * is in bytes. Returns 0 -> success, + * SG_LIB_CAT_INVALID_OP -> READ LONG(16) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, + * SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info + * field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_read_long16(int sg_fd, bool pblock, bool correct, uint64_t llba, + void * resp, int xfer_len, int * offsetp, bool noisy, + int verbose); + +/* Invokes a SCSI READ MEDIA SERIAL NUMBER command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Read media serial number not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_read_media_serial_num(int sg_fd, void * resp, int mx_resp_len, + bool noisy, int verbose); + +/* Invokes a SCSI REASSIGN BLOCKS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> invalid opcode, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_NOT_READY -> device not ready, -1 -> other failure */ +int sg_ll_reassign_blocks(int sg_fd, bool longlba, bool longlist, + void * paramp, int param_len, bool noisy, + int verbose); + +/* Invokes a SCSI RECEIVE DIAGNOSTIC RESULTS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Receive diagnostic results not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_receive_diag(int sg_fd, bool pcv, int pg_code, void * resp, + int mx_resp_len, bool noisy, int verbose); + +/* Same as sg_ll_receive_diag() but with added timeout_secs and residp + * arguments. Adds the ability to set the command abort timeout + * and the ability to report the residual count. If timeout_secs is zero + * or less the default command abort timeout (60 seconds) is used. + * If residp is non-NULL then the residual value is written where residp + * points. A residual value of 0 implies mx_resp_len bytes have be written + * where resp points. If the residual value equals mx_resp_len then no + * bytes have been written. */ +int sg_ll_receive_diag_v2(int sg_fd, bool pcv, int pg_code, void * resp, + int mx_resp_len, int timeout_secs, int * residp, + bool noisy, int verbose); + +int sg_ll_receive_diag_pt(struct sg_pt_base * ptp, bool pcv, int pg_code, + void * resp, int mx_resp_len, int timeout_secs, + int * residp, bool noisy, int verbose); + +/* Invokes a SCSI REPORT IDENTIFYING INFORMATION command. This command was + * called REPORT DEVICE IDENTIFIER prior to spc4r07. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Report identifying information not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_report_id_info(int sg_fd, int itype, void * resp, int max_resp_len, + bool noisy, int verbose); + +/* Invokes a SCSI REPORT TARGET PORT GROUPS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Report Target Port Groups not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */ +int sg_ll_report_tgt_prt_grp(int sg_fd, void * resp, int mx_resp_len, + bool noisy, int verbose); +int sg_ll_report_tgt_prt_grp2(int sg_fd, void * resp, int mx_resp_len, + bool extended, bool noisy, int verbose); + +/* Invokes a SCSI SET TARGET PORT GROUPS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Report Target Port Groups not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */ +int sg_ll_set_tgt_prt_grp(int sg_fd, void * paramp, int param_len, bool noisy, + int verbose); + +/* Invokes a SCSI REPORT REFERRALS command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Report Referrals not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */ +int sg_ll_report_referrals(int sg_fd, uint64_t start_llba, bool one_seg, + void * resp, int mx_resp_len, bool noisy, + int verbose); + +/* Invokes a SCSI SEND DIAGNOSTIC command. Foreground, extended self tests can + * take a long time, if so set long_duration flag in which case the timeout + * is set to 7200 seconds; if the value of long_duration is > 7200 then that + * value is taken as the timeout value in seconds. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Send diagnostic not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_send_diag(int sg_fd, int st_code, bool pf_bit, bool st_bit, + bool devofl_bit, bool unitofl_bit, int long_duration, + void * paramp, int param_len, bool noisy, int verbose); + +int sg_ll_send_diag_pt(struct sg_pt_base * ptp, int st_code, bool pf_bit, + bool st_bit, bool devofl_bit, bool unitofl_bit, + int long_duration, void * paramp, int param_len, + bool noisy, int verbose); + +/* Invokes a SCSI SET IDENTIFYING INFORMATION command. This command was + * called SET DEVICE IDENTIFIER prior to spc4r07. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Set identifying information not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_set_id_info(int sg_fd, int itype, void * paramp, int param_len, + bool noisy, int verbose); + +/* Invokes a SCSI UNMAP (SBC-3) command. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> command not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */ +int sg_ll_unmap(int sg_fd, int group_num, int timeout_secs, void * paramp, + int param_len, bool noisy, int verbose); +/* Invokes a SCSI UNMAP (SBC-3) command. Version 2 adds anchor field + * (sbc3r22). Otherwise same as sg_ll_unmap() . */ +int sg_ll_unmap_v2(int sg_fd, bool anchor, int group_num, int timeout_secs, + void * paramp, int param_len, bool noisy, int verbose); + +/* Invokes a SCSI VERIFY (10) command (SBC and MMC). + * Note that 'veri_len' is in blocks while 'data_out_len' is in bytes. + * Returns of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Verify(10) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_MEDIUM_HARD -> medium or hardware error, no valid info, + * SG_LIB_CAT_MEDIUM_HARD_WITH_INFO -> as previous, with valid info, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_MISCOMPARE, -1 -> other failure */ +int sg_ll_verify10(int sg_fd, int vrprotect, bool dpo, int bytechk, + unsigned int lba, int veri_len, void * data_out, + int data_out_len, unsigned int * infop, bool noisy, + int verbose); + +/* Invokes a SCSI VERIFY (16) command (SBC). + * Note that 'veri_len' is in blocks while 'data_out_len' is in bytes. + * Returns of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Verify(16) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_MEDIUM_HARD -> medium or hardware error, no valid info, + * SG_LIB_CAT_MEDIUM_HARD_WITH_INFO -> as previous, with valid info, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * SG_LIB_CAT_MISCOMPARE, -1 -> other failure */ +int sg_ll_verify16(int sg_fd, int vrprotect, bool dpo, int bytechk, + uint64_t llba, int veri_len, int group_num, + void * data_out, int data_out_len, uint64_t * infop, + bool noisy, int verbose); + +/* Invokes a SCSI WRITE BUFFER command (SPC). Return of 0 -> + * success, SG_LIB_CAT_INVALID_OP -> invalid opcode, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_write_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset, + void * paramp, int param_len, bool noisy, int verbose); + +/* Invokes a SCSI WRITE BUFFER command (SPC). Return of 0 -> + * success, SG_LIB_CAT_INVALID_OP -> invalid opcode, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure. Adds mode specific field (spc4r32) and timeout + * to command abort to override default of 60 seconds. If timeout_secs is + * 0 or less then the default timeout is used instead. */ +int +sg_ll_write_buffer_v2(int sg_fd, int mode, int m_specific, int buffer_id, + uint32_t buffer_offset, void * paramp, + uint32_t param_len, int timeout_secs, bool noisy, + int verbose); + +/* Invokes a SCSI WRITE LONG (10) command (SBC). Note that 'xfer_len' + * is in bytes. Returns 0 -> success, + * SG_LIB_CAT_INVALID_OP -> WRITE LONG(10) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, + * SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info + * field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_write_long10(int sg_fd, bool cor_dis, bool wr_uncor, bool pblock, + unsigned int lba, void * data_out, int xfer_len, + int * offsetp, bool noisy, int verbose); + +/* Invokes a SCSI WRITE LONG (16) command (SBC). Note that 'xfer_len' + * is in bytes. Returns 0 -> success, + * SG_LIB_CAT_INVALID_OP -> WRITE LONG(16) not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, + * SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info + * field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_write_long16(int sg_fd, bool cor_dis, bool wr_uncor, bool pblock, + uint64_t llba, void * data_out, int xfer_len, + int * offsetp, bool noisy, int verbose); + +/* Invokes a SPC-3 SCSI RECEIVE COPY RESULTS command. In SPC-4 this function + * supports all service action variants of the THIRD-PARTY COPY IN opcode. + * SG_LIB_CAT_INVALID_OP -> Receive copy results not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_receive_copy_results(int sg_fd, int sa, int list_id, void * resp, + int mx_resp_len, bool noisy, int verbose); + +/* Invokes a SCSI EXTENDED COPY(LID1) command. For EXTENDED COPY(LID4) + * including POPULATE TOKEN and WRITE USING TOKEN use + * sg_ll_3party_copy_out(). Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> Extended copy not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_extended_copy(int sg_fd, void * paramp, int param_len, bool noisy, + int verbose); + +/* Handles various service actions associated with opcode 0x83 which is + * called THIRD PARTY COPY OUT. These include the EXTENDED COPY(LID4), + * POPULATE TOKEN and WRITE USING TOKEN commands. Return of 0 -> success, + * SG_LIB_CAT_INVALID_OP -> opcode 0x83 not supported, + * SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION, + * SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND, + * -1 -> other failure */ +int sg_ll_3party_copy_out(int sg_fd, int sa, unsigned int list_id, + int group_num, int timeout_secs, void * paramp, + int param_len, bool noisy, int verbose); + +/* Invokes a SCSI PRE-FETCH(10), PRE-FETCH(16) or SEEK(10) command (SBC). + * Returns 0 -> success, 25 (SG_LIB_CAT_CONDITION_MET), various SG_LIB_CAT_* + * positive values or -1 -> other errors. Note that CONDITION MET status + * is returned when immed=true and num_blocks can fit in device's cache, + * somewaht strangely, GOOD status (return 0) is returned if num_blocks + * cannot fit in device's cache. If do_seek10==true then does a SEEK(10) + * command with given lba, if that LBA is < 2**32 . Unclear what SEEK(10) + * does, assume it is like PRE-FETCH. If timeout_secs is 0 (or less) then + * use DEF_PT_TIMEOUT (60 seconds) as command timeout. */ +int sg_ll_pre_fetch_x(int sg_fd, bool do_seek10, bool cdb16, bool immed, + uint64_t lba, uint32_t num_blocks, int group_num, + int timeout_secs, bool noisy, int verbose); + +#ifdef __cplusplus +} +#endif + +#endif |