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Merge pull request #38 from aredlich/master

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Remove scsi_task->params
This commit is contained in:
Ronnie Sahlberg
2012-11-19 18:19:28 -08:00
parent 219533dc7b 5194d13e73
commit b4746678f9
3 changed files with 347 additions and 506 deletions
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include/iscsi.h
+1
View File
@@ -18,6 +18,7 @@
#define __iscsi_h__ #define __iscsi_h__
#include <stdint.h> #include <stdint.h>
#include <sys/types.h>
#if defined(WIN32) #if defined(WIN32)
#define EXTERN __declspec( dllexport ) #define EXTERN __declspec( dllexport )
include/scsi-lowlevel.h
-140
View File
@@ -176,124 +176,10 @@ struct scsi_readtoc_list {
struct scsi_readtoc_desc desc[0]; struct scsi_readtoc_desc desc[0];
}; };
struct scsi_reportluns_params {
int report_type;
};
struct scsi_read6_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_read10_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_read12_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_read16_params {
uint64_t lba;
uint32_t num_blocks;
};
struct scsi_write10_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_write12_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_write16_params {
uint64_t lba;
uint32_t num_blocks;
};
struct scsi_startstopunit_params {
int immed;
int pcm;
int pc;
int no_flush;
int loej;
int start;
};
struct scsi_preventallow_params {
int prevent;
};
struct scsi_orwrite_params {
uint64_t lba;
uint32_t num_blocks;
};
struct scsi_compareandwrite_params {
uint64_t lba;
uint32_t num_blocks;
};
struct scsi_writeverify10_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_writeverify12_params {
uint32_t lba;
uint32_t num_blocks;
};
struct scsi_writeverify16_params {
uint64_t lba;
uint32_t num_blocks;
};
struct scsi_verify10_params {
uint32_t lba;
uint32_t num_blocks;
int vprotect;
int dpo;
int bytchk;
};
struct scsi_verify12_params {
uint32_t lba;
uint32_t num_blocks;
int vprotect;
int dpo;
int bytchk;
};
struct scsi_verify16_params {
uint64_t lba;
uint32_t num_blocks;
int vprotect;
int dpo;
int bytchk;
};
struct scsi_readcapacity10_params {
int lba;
int pmi;
};
struct scsi_inquiry_params {
int evpd;
int page_code;
};
struct scsi_modesense6_params {
int dbd;
int pc;
int page_code;
int sub_page_code;
};
struct scsi_serviceactionin_params {
enum scsi_service_action_in sa;
};
struct scsi_readtoc_params {
int msf;
int format;
int track_session;
};
struct scsi_report_supported_params { struct scsi_report_supported_params {
int return_timeouts; int return_timeouts;
}; };
struct scsi_maintenancein_params {
enum scsi_maintenance_in sa;
union {
struct scsi_report_supported_params reportsupported;
} params;
};
struct scsi_sense { struct scsi_sense {
unsigned char error_type; unsigned char error_type;
enum scsi_sense_key key; enum scsi_sense_key key;
@@ -318,32 +204,6 @@ struct scsi_task {
int xfer_dir; int xfer_dir;
int expxferlen; int expxferlen;
unsigned char cdb[SCSI_CDB_MAX_SIZE]; unsigned char cdb[SCSI_CDB_MAX_SIZE];
union {
struct scsi_read6_params read6;
struct scsi_read10_params read10;
struct scsi_read12_params read12;
struct scsi_read16_params read16;
struct scsi_write10_params write10;
struct scsi_write12_params write12;
struct scsi_write16_params write16;
struct scsi_startstopunit_params startstopunit;
struct scsi_preventallow_params preventallow;
struct scsi_orwrite_params orwrite;
struct scsi_compareandwrite_params compareandwrite;
struct scsi_writeverify10_params writeverify10;
struct scsi_writeverify12_params writeverify12;
struct scsi_writeverify16_params writeverify16;
struct scsi_verify10_params verify10;
struct scsi_verify12_params verify12;
struct scsi_verify16_params verify16;
struct scsi_readcapacity10_params readcapacity10;
struct scsi_reportluns_params reportluns;
struct scsi_inquiry_params inquiry;
struct scsi_modesense6_params modesense6;
struct scsi_serviceactionin_params serviceactionin;
struct scsi_readtoc_params readtoc;
struct scsi_maintenancein_params maintenancein;
} params;
enum scsi_residual residual_status; enum scsi_residual residual_status;
int residual; int residual;
lib/scsi-lowlevel.c
+302 -322
View File
@@ -210,8 +210,6 @@ scsi_reportluns_cdb(int report_type, int alloc_len)
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.reportluns.report_type = report_type;
return task; return task;
} }
@@ -264,7 +262,6 @@ scsi_reportluns_datain_unmarshall(struct scsi_task *task)
return list; return list;
} }
/* /*
* READCAPACITY10 * READCAPACITY10
*/ */
@@ -291,14 +288,9 @@ scsi_cdb_readcapacity10(int lba, int pmi)
task->xfer_dir = SCSI_XFER_READ; task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = 8; task->expxferlen = 8;
task->params.readcapacity10.lba = lba;
task->params.readcapacity10.pmi = pmi;
return task; return task;
} }
/* /*
* READTOC * READTOC
*/ */
@@ -325,6 +317,8 @@ scsi_cdb_readtoc(int msf, int format, int track_session, uint16_t alloc_len)
task->cdb[1] |= 0x02; task->cdb[1] |= 0x02;
} }
task->cdb[2] = format & 0xf;
/* Prevent invalid setting of Track/Session Number */ /* Prevent invalid setting of Track/Session Number */
if (format == SCSI_READ_TOC || format == SCSI_READ_FULL_TOC) { if (format == SCSI_READ_TOC || format == SCSI_READ_FULL_TOC) {
task->cdb[6] = 0xff & track_session; task->cdb[6] = 0xff & track_session;
@@ -340,10 +334,6 @@ scsi_cdb_readtoc(int msf, int format, int track_session, uint16_t alloc_len)
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.readtoc.msf = msf;
task->params.readtoc.format = format;
task->params.readtoc.track_session = track_session;
return task; return task;
} }
@@ -361,10 +351,16 @@ scsi_readtoc_datain_getfullsize(struct scsi_task *task)
return toc_data_len; return toc_data_len;
} }
static inline enum scsi_readtoc_fmt
scsi_readtoc_format(const struct scsi_task *task)
{
return task->cdb[2] & 0xf;
}
static void static void
scsi_readtoc_desc_unmarshall(struct scsi_task *task, struct scsi_readtoc_list *list, int i) scsi_readtoc_desc_unmarshall(struct scsi_task *task, struct scsi_readtoc_list *list, int i)
{ {
switch(task->params.readtoc.format){ switch(scsi_readtoc_format(task)) {
case SCSI_READ_TOC: case SCSI_READ_TOC:
list->desc[i].desc.toc.adr list->desc[i].desc.toc.adr
= task->datain.data[4+8*i+1] & 0xf0; = task->datain.data[4+8*i+1] & 0xf0;
@@ -411,8 +407,11 @@ scsi_readtoc_desc_unmarshall(struct scsi_task *task, struct scsi_readtoc_list *l
list->desc[i].desc.full.pframe list->desc[i].desc.full.pframe
= task->datain.data[4+11*i+10]; = task->datain.data[4+11*i+10];
break; break;
default:
break;
} }
} }
/* /*
* unmarshall the data in blob for read TOC into a structure * unmarshall the data in blob for read TOC into a structure
*/ */
@@ -496,6 +495,11 @@ scsi_cdb_release6(void)
return task; return task;
} }
static inline uint8_t
scsi_serviceactionin_sa(const struct scsi_task *task)
{
return task->cdb[1];
}
/* /*
* service_action_in unmarshall * service_action_in unmarshall
@@ -503,14 +507,10 @@ scsi_cdb_release6(void)
static void * static void *
scsi_serviceactionin_datain_unmarshall(struct scsi_task *task) scsi_serviceactionin_datain_unmarshall(struct scsi_task *task)
{ {
struct scsi_readcapacity16 *rc16; switch (scsi_serviceactionin_sa(task)) {
struct scsi_get_lba_status *gls; case SCSI_READCAPACITY16: {
int32_t len; struct scsi_readcapacity16 *rc16 = scsi_malloc(task,
int i; sizeof(*rc16));
switch (task->params.serviceactionin.sa) {
case SCSI_READCAPACITY16:
rc16 = scsi_malloc(task, sizeof(struct scsi_readcapacity16));
if (rc16 == NULL) { if (rc16 == NULL) {
return NULL; return NULL;
} }
@@ -525,20 +525,27 @@ scsi_serviceactionin_datain_unmarshall(struct scsi_task *task)
rc16->lbprz = !!(task->datain.data[14] & 0x40); rc16->lbprz = !!(task->datain.data[14] & 0x40);
rc16->lalba = ntohs(*(uint16_t *)&(task->datain.data[14])) & 0x3fff; rc16->lalba = ntohs(*(uint16_t *)&(task->datain.data[14])) & 0x3fff;
return rc16; return rc16;
case SCSI_GET_LBA_STATUS: }
len = ntohl(*(uint32_t *)&(task->datain.data[0])); case SCSI_GET_LBA_STATUS: {
struct scsi_get_lba_status *gls = scsi_malloc(task,
sizeof(*gls));
int32_t len = ntohl(*(uint32_t *)&(task->datain.data[0]));
int i;
if (gls == NULL) {
return NULL;
}
if (len > task->datain.size - 4) { if (len > task->datain.size - 4) {
len = task->datain.size - 4; len = task->datain.size - 4;
} }
len = len / 16; len = len / 16;
gls = scsi_malloc(task, sizeof(struct scsi_get_lba_status));
if (gls == NULL) {
return NULL;
}
gls->num_descriptors = len; gls->num_descriptors = len;
gls->descriptors = scsi_malloc(task, sizeof(struct scsi_lba_status_descriptor) * gls->num_descriptors); gls->descriptors = scsi_malloc(task,
sizeof(*gls->descriptors) * len);
if (gls->descriptors == NULL) { if (gls->descriptors == NULL) {
free(gls);
return NULL; return NULL;
} }
@@ -554,10 +561,22 @@ scsi_serviceactionin_datain_unmarshall(struct scsi_task *task)
return gls; return gls;
} }
default:
return NULL; return NULL;
}
} }
static inline int
scsi_maintenancein_return_timeouts(const struct scsi_task *task)
{
return task->cdb[2] & 0x80;
}
static inline uint8_t
scsi_maintenancein_sa(const struct scsi_task *task)
{
return task->cdb[1];
}
/* /*
* parse the data in blob and calculate the size of a full maintenancein * parse the data in blob and calculate the size of a full maintenancein
@@ -567,16 +586,14 @@ static int
scsi_maintenancein_datain_getfullsize(struct scsi_task *task) scsi_maintenancein_datain_getfullsize(struct scsi_task *task)
{ {
switch (task->params.maintenancein.sa) { switch (scsi_maintenancein_sa(task)) {
case SCSI_REPORT_SUPPORTED_OP_CODES: case SCSI_REPORT_SUPPORTED_OP_CODES:
return ntohl(*(uint32_t *)&(task->datain.data[0])) + 4; return ntohl(*(uint32_t *)&(task->datain.data[0])) + 4;
default: default:
return -1; return -1;
} }
} }
/* /*
* maintenance_in unmarshall * maintenance_in unmarshall
*/ */
@@ -588,7 +605,7 @@ scsi_maintenancein_datain_unmarshall(struct scsi_task *task)
uint32_t len, i; uint32_t len, i;
int return_timeouts, desc_size; int return_timeouts, desc_size;
switch (task->params.maintenancein.sa) { switch (scsi_maintenancein_sa(task)) {
case SCSI_REPORT_SUPPORTED_OP_CODES: case SCSI_REPORT_SUPPORTED_OP_CODES:
if (task->datain.size < 4) { if (task->datain.size < 4) {
return NULL; return NULL;
@@ -600,7 +617,7 @@ scsi_maintenancein_datain_unmarshall(struct scsi_task *task)
return NULL; return NULL;
} }
/* Does the descriptor include command timeout info? */ /* Does the descriptor include command timeout info? */
return_timeouts = task->params.maintenancein.params.reportsupported.return_timeouts; return_timeouts = scsi_maintenancein_return_timeouts(task);
/* Size of descriptor depends on whether timeout included. */ /* Size of descriptor depends on whether timeout included. */
desc_size = sizeof (struct scsi_command_descriptor); desc_size = sizeof (struct scsi_command_descriptor);
@@ -666,9 +683,6 @@ scsi_cdb_report_supported_opcodes(int return_timeouts, uint32_t alloc_len)
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.maintenancein.sa = SCSI_REPORT_SUPPORTED_OP_CODES;
task->params.maintenancein.params.reportsupported.return_timeouts = return_timeouts;
return task; return task;
} }
@@ -704,10 +718,6 @@ scsi_readcapacity10_datain_unmarshall(struct scsi_task *task)
return rc10; return rc10;
} }
/* /*
* INQUIRY * INQUIRY
*/ */
@@ -740,12 +750,21 @@ scsi_cdb_inquiry(int evpd, int page_code, int alloc_len)
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.inquiry.evpd = evpd;
task->params.inquiry.page_code = page_code;
return task; return task;
} }
static inline int
scsi_inquiry_evpd_set(const struct scsi_task *task)
{
return task->cdb[1] & 0x1;
}
static inline uint8_t
scsi_inquiry_page_code(const struct scsi_task *task)
{
return task->cdb[2];
}
/* /*
* parse the data in blob and calculate the size of a full * parse the data in blob and calculate the size of a full
* inquiry datain structure * inquiry datain structure
@@ -753,11 +772,11 @@ scsi_cdb_inquiry(int evpd, int page_code, int alloc_len)
static int static int
scsi_inquiry_datain_getfullsize(struct scsi_task *task) scsi_inquiry_datain_getfullsize(struct scsi_task *task)
{ {
if (task->params.inquiry.evpd == 0) { if (scsi_inquiry_evpd_set(task) == 0) {
return task->datain.data[4] + 5; return task->datain.data[4] + 5;
} }
switch (task->params.inquiry.page_code) { switch (scsi_inquiry_page_code(task)) {
case SCSI_INQUIRY_PAGECODE_SUPPORTED_VPD_PAGES: case SCSI_INQUIRY_PAGECODE_SUPPORTED_VPD_PAGES:
case SCSI_INQUIRY_PAGECODE_BLOCK_DEVICE_CHARACTERISTICS: case SCSI_INQUIRY_PAGECODE_BLOCK_DEVICE_CHARACTERISTICS:
case SCSI_INQUIRY_PAGECODE_UNIT_SERIAL_NUMBER: case SCSI_INQUIRY_PAGECODE_UNIT_SERIAL_NUMBER:
@@ -771,217 +790,251 @@ scsi_inquiry_datain_getfullsize(struct scsi_task *task)
} }
} }
static struct scsi_inquiry_standard *
scsi_inquiry_unmarshall_standard(struct scsi_task *task)
{
struct scsi_inquiry_standard *inq = scsi_malloc(task, sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->rmb = !!(task->datain.data[1]&0x80);
inq->version = task->datain.data[2];
inq->normaca = !!(task->datain.data[3]&0x20);
inq->hisup = !!(task->datain.data[3]&0x10);
inq->response_data_format = task->datain.data[3]&0x0f;
inq->additional_length = task->datain.data[4];
inq->sccs = !!(task->datain.data[5]&0x80);
inq->acc = !!(task->datain.data[5]&0x40);
inq->tpgs = (task->datain.data[5]>>4)&0x03;
inq->threepc = !!(task->datain.data[5]&0x08);
inq->protect = !!(task->datain.data[5]&0x01);
inq->encserv = !!(task->datain.data[6]&0x40);
inq->multip = !!(task->datain.data[6]&0x10);
inq->addr16 = !!(task->datain.data[6]&0x01);
inq->wbus16 = !!(task->datain.data[7]&0x20);
inq->sync = !!(task->datain.data[7]&0x10);
inq->cmdque = !!(task->datain.data[7]&0x02);
memcpy(&inq->vendor_identification[0],
&task->datain.data[8], 8);
memcpy(&inq->product_identification[0],
&task->datain.data[16], 16);
memcpy(&inq->product_revision_level[0],
&task->datain.data[32], 4);
inq->clocking = (task->datain.data[56]>>2)&0x03;
inq->qas = !!(task->datain.data[56]&0x02);
inq->ius = !!(task->datain.data[56]&0x01);
return inq;
}
static struct scsi_inquiry_supported_pages *
scsi_inquiry_unmarshall_supported_pages(struct scsi_task *task)
{
struct scsi_inquiry_supported_pages *inq = scsi_malloc(task,
sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->num_pages = task->datain.data[3];
inq->pages = scsi_malloc(task, inq->num_pages);
if (inq->pages == NULL) {
free (inq);
return NULL;
}
memcpy(inq->pages, &task->datain.data[4], inq->num_pages);
return inq;
}
static struct scsi_inquiry_unit_serial_number *
scsi_inquiry_unmarshall_unit_serial_number(struct scsi_task* task)
{
struct scsi_inquiry_unit_serial_number *inq = scsi_malloc(task,
sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->usn = scsi_malloc(task, task->datain.data[3]+1);
if (inq->usn == NULL) {
free(inq);
return NULL;
}
memcpy(inq->usn, &task->datain.data[4], task->datain.data[3]);
inq->usn[task->datain.data[3]] = 0;
return inq;
}
static struct scsi_inquiry_device_identification *
scsi_inquiry_unmarshall_device_identification(struct scsi_task *task)
{
struct scsi_inquiry_device_identification *inq = scsi_malloc(task,
sizeof(*inq));
int remaining = ntohs(*(uint16_t *)&task->datain.data[2]);
unsigned char *dptr;
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
dptr = &task->datain.data[4];
while (remaining > 0) {
struct scsi_inquiry_device_designator *dev =
scsi_malloc(task, sizeof(*dev));
if (dev == NULL) {
goto err;
}
dev->next = inq->designators;
inq->designators = dev;
dev->protocol_identifier = (dptr[0]>>4) & 0x0f;
dev->code_set = dptr[0] & 0x0f;
dev->piv = !!(dptr[1]&0x80);
dev->association = (dptr[1]>>4)&0x03;
dev->designator_type = dptr[1]&0x0f;
dev->designator_length = dptr[3];
dev->designator = scsi_malloc(task, dev->designator_length + 1);
if (dev->designator == NULL) {
goto err;
}
dev->designator[dev->designator_length] = 0;
memcpy(dev->designator, &dptr[4],
dev->designator_length);
remaining -= 4;
remaining -= dev->designator_length;
dptr += dev->designator_length + 4;
}
return inq;
err:
while (inq->designators) {
struct scsi_inquiry_device_designator *dev = inq->designators;
inq->designators = dev->next;
free(dev->designator);
free(dev);
}
free(inq);
return NULL;
}
static struct scsi_inquiry_block_limits *
scsi_inquiry_unmarshall_block_limits(struct scsi_task *task)
{
struct scsi_inquiry_block_limits *inq = scsi_malloc(task,
sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->wsnz = task->datain.data[4] & 0x01;
inq->max_cmp = task->datain.data[5];
inq->opt_gran = ntohs(*(uint16_t *)&task->datain.data[6]);
inq->max_xfer_len = ntohl(*(uint32_t *)&task->datain.data[8]);
inq->opt_xfer_len = ntohl(*(uint32_t *)&task->datain.data[12]);
inq->max_prefetch = ntohl(*(uint32_t *)&task->datain.data[16]);
inq->max_unmap = ntohl(*(uint32_t *)&task->datain.data[20]);
inq->max_unmap_bdc = ntohl(*(uint32_t *)&task->datain.data[24]);
inq->opt_unmap_gran = ntohl(*(uint32_t *)&task->datain.data[28]);
inq->ugavalid = !!(task->datain.data[32]&0x80);
inq->unmap_gran_align = ntohl(*(uint32_t *)&task->datain.data[32]) & 0x7fffffff;
inq->max_ws_len = ntohl(*(uint32_t *)&task->datain.data[36]);
inq->max_ws_len = (inq->max_ws_len << 32) | ntohl(*(uint32_t *)&task->datain.data[40]);
return inq;
}
static struct scsi_inquiry_block_device_characteristics *
scsi_inquiry_unmarshall_block_device_characteristics(struct scsi_task *task)
{
struct scsi_inquiry_block_device_characteristics *inq =
scsi_malloc(task, sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->medium_rotation_rate = ntohs(*(uint16_t *)&task->datain.data[4]);
return inq;
}
struct scsi_inquiry_logical_block_provisioning *
scsi_inquiry_unmarshall_logical_block_provisioning(struct scsi_task *task)
{
struct scsi_inquiry_logical_block_provisioning *inq =
scsi_malloc(task, sizeof(*inq));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->threshold_exponent = task->datain.data[4];
inq->lbpu = !!(task->datain.data[5] & 0x80);
inq->lbpws = !!(task->datain.data[5] & 0x40);
inq->lbpws10 = !!(task->datain.data[5] & 0x20);
inq->lbprz = !!(task->datain.data[5] & 0x04);
inq->anc_sup = !!(task->datain.data[5] & 0x02);
inq->dp = !!(task->datain.data[5] & 0x01);
inq->provisioning_type = task->datain.data[6] & 0x07;
return inq;
}
/* /*
* unmarshall the data in blob for inquiry into a structure * unmarshall the data in blob for inquiry into a structure
*/ */
static void * static void *
scsi_inquiry_datain_unmarshall(struct scsi_task *task) scsi_inquiry_datain_unmarshall(struct scsi_task *task)
{ {
if (task->params.inquiry.evpd == 0) { if (scsi_inquiry_evpd_set(task) == 0) {
struct scsi_inquiry_standard *inq; return scsi_inquiry_unmarshall_standard(task);
/* standard inquiry */
inq = scsi_malloc(task, sizeof(struct scsi_inquiry_standard));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->rmb = !!(task->datain.data[1]&0x80);
inq->version = task->datain.data[2];
inq->normaca = !!(task->datain.data[3]&0x20);
inq->hisup = !!(task->datain.data[3]&0x10);
inq->response_data_format = task->datain.data[3]&0x0f;
inq->additional_length = task->datain.data[4];
inq->sccs = !!(task->datain.data[5]&0x80);
inq->acc = !!(task->datain.data[5]&0x40);
inq->tpgs = (task->datain.data[5]>>4)&0x03;
inq->threepc = !!(task->datain.data[5]&0x08);
inq->protect = !!(task->datain.data[5]&0x01);
inq->encserv = !!(task->datain.data[6]&0x40);
inq->multip = !!(task->datain.data[6]&0x10);
inq->addr16 = !!(task->datain.data[6]&0x01);
inq->wbus16 = !!(task->datain.data[7]&0x20);
inq->sync = !!(task->datain.data[7]&0x10);
inq->cmdque = !!(task->datain.data[7]&0x02);
memcpy(&inq->vendor_identification[0],
&task->datain.data[8], 8);
memcpy(&inq->product_identification[0],
&task->datain.data[16], 16);
memcpy(&inq->product_revision_level[0],
&task->datain.data[32], 4);
inq->clocking = (task->datain.data[56]>>2)&0x03;
inq->qas = !!(task->datain.data[56]&0x02);
inq->ius = !!(task->datain.data[56]&0x01);
return inq;
} }
if (task->params.inquiry.page_code switch (scsi_inquiry_page_code(task))
== SCSI_INQUIRY_PAGECODE_SUPPORTED_VPD_PAGES) { {
struct scsi_inquiry_supported_pages *inq; case SCSI_INQUIRY_PAGECODE_SUPPORTED_VPD_PAGES:
return scsi_inquiry_unmarshall_supported_pages(task);
inq = scsi_malloc(task, case SCSI_INQUIRY_PAGECODE_UNIT_SERIAL_NUMBER:
sizeof(struct scsi_inquiry_supported_pages)); return scsi_inquiry_unmarshall_unit_serial_number(task);
if (inq == NULL) { case SCSI_INQUIRY_PAGECODE_DEVICE_IDENTIFICATION:
return NULL; return scsi_inquiry_unmarshall_device_identification(task);
} case SCSI_INQUIRY_PAGECODE_BLOCK_LIMITS:
inq->qualifier = (task->datain.data[0]>>5)&0x07; return scsi_inquiry_unmarshall_block_limits(task);
inq->device_type = task->datain.data[0]&0x1f; case SCSI_INQUIRY_PAGECODE_BLOCK_DEVICE_CHARACTERISTICS:
inq->pagecode = task->datain.data[1]; return scsi_inquiry_unmarshall_block_device_characteristics(task);
case SCSI_INQUIRY_PAGECODE_LOGICAL_BLOCK_PROVISIONING:
inq->num_pages = task->datain.data[3]; return scsi_inquiry_unmarshall_logical_block_provisioning(task);
inq->pages = scsi_malloc(task, inq->num_pages); default:
if (inq->pages == NULL) { return NULL;
return NULL;
}
memcpy(inq->pages, &task->datain.data[4], inq->num_pages);
return inq;
} else if (task->params.inquiry.page_code
== SCSI_INQUIRY_PAGECODE_UNIT_SERIAL_NUMBER) {
struct scsi_inquiry_unit_serial_number *inq;
inq = scsi_malloc(task,
sizeof(struct scsi_inquiry_unit_serial_number));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->usn = scsi_malloc(task, task->datain.data[3]+1);
if (inq->usn == NULL) {
return NULL;
}
memcpy(inq->usn, &task->datain.data[4], task->datain.data[3]);
inq->usn[task->datain.data[3]] = 0;
return inq;
} else if (task->params.inquiry.page_code
== SCSI_INQUIRY_PAGECODE_DEVICE_IDENTIFICATION) {
struct scsi_inquiry_device_identification *inq;
int remaining = ntohs(*(uint16_t *)&task->datain.data[2]);
unsigned char *dptr;
inq = scsi_malloc(task,
sizeof(struct scsi_inquiry_device_identification));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
dptr = &task->datain.data[4];
while (remaining > 0) {
struct scsi_inquiry_device_designator *dev;
dev = scsi_malloc(task,
sizeof(struct scsi_inquiry_device_designator));
if (dev == NULL) {
return NULL;
}
dev->next = inq->designators;
inq->designators = dev;
dev->protocol_identifier = (dptr[0]>>4) & 0x0f;
dev->code_set = dptr[0] & 0x0f;
dev->piv = !!(dptr[1]&0x80);
dev->association = (dptr[1]>>4)&0x03;
dev->designator_type = dptr[1]&0x0f;
dev->designator_length = dptr[3];
dev->designator = scsi_malloc(task,
dev->designator_length+1);
if (dev->designator == NULL) {
return NULL;
}
dev->designator[dev->designator_length] = 0;
memcpy(dev->designator, &dptr[4],
dev->designator_length);
remaining -= 4;
remaining -= dev->designator_length;
dptr += dev->designator_length + 4;
}
return inq;
} else if (task->params.inquiry.page_code
== SCSI_INQUIRY_PAGECODE_BLOCK_LIMITS) {
struct scsi_inquiry_block_limits *inq;
inq = scsi_malloc(task,
sizeof(struct scsi_inquiry_block_limits));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->wsnz = task->datain.data[4] & 0x01;
inq->max_cmp = task->datain.data[5];
inq->opt_gran = ntohs(*(uint16_t *)&task->datain.data[6]);
inq->max_xfer_len = ntohl(*(uint32_t *)&task->datain.data[8]);
inq->opt_xfer_len = ntohl(*(uint32_t *)&task->datain.data[12]);
inq->max_prefetch = ntohl(*(uint32_t *)&task->datain.data[16]);
inq->max_unmap = ntohl(*(uint32_t *)&task->datain.data[20]);
inq->max_unmap_bdc = ntohl(*(uint32_t *)&task->datain.data[24]);
inq->opt_unmap_gran = ntohl(*(uint32_t *)&task->datain.data[28]);
inq->ugavalid = !!(task->datain.data[32]&0x80);
inq->unmap_gran_align = ntohl(*(uint32_t *)&task->datain.data[32]) & 0x7fffffff;
inq->max_ws_len = ntohl(*(uint32_t *)&task->datain.data[36]);
inq->max_ws_len = (inq->max_ws_len << 32) | ntohl(*(uint32_t *)&task->datain.data[40]);
return inq;
} else if (task->params.inquiry.page_code
== SCSI_INQUIRY_PAGECODE_BLOCK_DEVICE_CHARACTERISTICS) {
struct scsi_inquiry_block_device_characteristics *inq;
inq = scsi_malloc(task,
sizeof(struct scsi_inquiry_block_device_characteristics));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->medium_rotation_rate = ntohs(*(uint16_t *)&task->datain.data[4]);
return inq;
} else if (task->params.inquiry.page_code
== SCSI_INQUIRY_PAGECODE_LOGICAL_BLOCK_PROVISIONING) {
struct scsi_inquiry_logical_block_provisioning *inq;
inq = scsi_malloc(task,
sizeof(struct scsi_inquiry_logical_block_provisioning));
if (inq == NULL) {
return NULL;
}
inq->qualifier = (task->datain.data[0]>>5)&0x07;
inq->device_type = task->datain.data[0]&0x1f;
inq->pagecode = task->datain.data[1];
inq->threshold_exponent = task->datain.data[4];
inq->lbpu = !!(task->datain.data[5] & 0x80);
inq->lbpws = !!(task->datain.data[5] & 0x40);
inq->lbpws10 = !!(task->datain.data[5] & 0x20);
inq->lbprz = !!(task->datain.data[5] & 0x04);
inq->anc_sup = !!(task->datain.data[5] & 0x02);
inq->dp = !!(task->datain.data[5] & 0x01);
inq->provisioning_type = task->datain.data[6] & 0x07;
return inq;
} }
return NULL;
} }
/* /*
@@ -1026,9 +1079,6 @@ scsi_cdb_read6(uint32_t lba, uint32_t xferlen, int blocksize)
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.read6.lba = lba;
task->params.read6.num_blocks = num_blocks;
return task; return task;
} }
@@ -1072,9 +1122,6 @@ scsi_cdb_read10(uint32_t lba, uint32_t xferlen, int blocksize, int rdprotect, in
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.read10.lba = lba;
task->params.read10.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1118,9 +1165,6 @@ scsi_cdb_read12(uint32_t lba, uint32_t xferlen, int blocksize, int rdprotect, in
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.read12.lba = lba;
task->params.read12.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1165,9 +1209,6 @@ scsi_cdb_read16(uint64_t lba, uint32_t xferlen, int blocksize, int rdprotect, in
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.read16.lba = lba;
task->params.read16.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1211,9 +1252,6 @@ scsi_cdb_write10(uint32_t lba, uint32_t xferlen, int blocksize, int wrprotect, i
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.write10.lba = lba;
task->params.write10.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1257,9 +1295,6 @@ scsi_cdb_write12(uint32_t lba, uint32_t xferlen, int blocksize, int wrprotect, i
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.write12.lba = lba;
task->params.write12.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1304,9 +1339,6 @@ scsi_cdb_write16(uint64_t lba, uint32_t xferlen, int blocksize, int wrprotect, i
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.write16.lba = lba;
task->params.write16.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1351,9 +1383,6 @@ scsi_cdb_orwrite(uint64_t lba, uint32_t xferlen, int blocksize, int wrprotect, i
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.orwrite.lba = lba;
task->params.orwrite.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1397,9 +1426,6 @@ scsi_cdb_compareandwrite(uint64_t lba, uint32_t xferlen, int blocksize, int wrpr
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.compareandwrite.lba = lba;
task->params.compareandwrite.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -1441,12 +1467,6 @@ scsi_cdb_verify10(uint32_t lba, uint32_t xferlen, int vprotect, int dpo, int byt
task->expxferlen = 0; task->expxferlen = 0;
} }
task->params.verify10.lba = lba;
task->params.verify10.num_blocks = xferlen/blocksize;
task->params.verify10.vprotect = vprotect;
task->params.verify10.dpo = dpo;
task->params.verify10.bytchk = bytchk;
return task; return task;
} }
@@ -1488,12 +1508,6 @@ scsi_cdb_verify12(uint32_t lba, uint32_t xferlen, int vprotect, int dpo, int byt
task->expxferlen = 0; task->expxferlen = 0;
} }
task->params.verify12.lba = lba;
task->params.verify12.num_blocks = xferlen/blocksize;
task->params.verify12.vprotect = vprotect;
task->params.verify12.dpo = dpo;
task->params.verify12.bytchk = bytchk;
return task; return task;
} }
@@ -1536,12 +1550,6 @@ scsi_cdb_verify16(uint64_t lba, uint32_t xferlen, int vprotect, int dpo, int byt
task->expxferlen = 0; task->expxferlen = 0;
} }
task->params.verify16.lba = lba;
task->params.verify16.num_blocks = xferlen/blocksize;
task->params.verify16.vprotect = vprotect;
task->params.verify16.dpo = dpo;
task->params.verify16.bytchk = bytchk;
return task; return task;
} }
@@ -1701,11 +1709,6 @@ scsi_cdb_modesense6(int dbd, enum scsi_modesense_page_control pc,
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.modesense6.dbd = dbd;
task->params.modesense6.pc = pc;
task->params.modesense6.page_code = page_code;
task->params.modesense6.sub_page_code = sub_page_code;
return task; return task;
} }
@@ -1895,13 +1898,6 @@ scsi_cdb_startstopunit(int immed, int pcm, int pc, int no_flush, int loej, int s
task->xfer_dir = SCSI_XFER_NONE; task->xfer_dir = SCSI_XFER_NONE;
task->expxferlen = 0; task->expxferlen = 0;
task->params.startstopunit.immed = immed;
task->params.startstopunit.pcm = pcm;
task->params.startstopunit.pc = pc;
task->params.startstopunit.no_flush = no_flush;
task->params.startstopunit.loej = loej;
task->params.startstopunit.start = start;
return task; return task;
} }
@@ -1927,8 +1923,6 @@ scsi_cdb_preventallow(int prevent)
task->xfer_dir = SCSI_XFER_NONE; task->xfer_dir = SCSI_XFER_NONE;
task->expxferlen = 0; task->expxferlen = 0;
task->params.preventallow.prevent = prevent;
return task; return task;
} }
@@ -2087,8 +2081,6 @@ scsi_cdb_serviceactionin16(enum scsi_service_action_in sa, uint32_t xferlen)
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.serviceactionin.sa = sa;
return task; return task;
} }
@@ -2131,8 +2123,6 @@ scsi_cdb_get_lba_status(uint64_t starting_lba, uint32_t alloc_len)
} }
task->expxferlen = alloc_len; task->expxferlen = alloc_len;
task->params.serviceactionin.sa = SCSI_GET_LBA_STATUS;
return task; return task;
} }
@@ -2173,9 +2163,6 @@ scsi_cdb_writeverify10(uint32_t lba, uint32_t xferlen, int blocksize, int wrprot
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.writeverify10.lba = lba;
task->params.writeverify10.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -2216,9 +2203,6 @@ scsi_cdb_writeverify12(uint32_t lba, uint32_t xferlen, int blocksize, int wrprot
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.writeverify12.lba = lba;
task->params.writeverify12.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -2260,9 +2244,6 @@ scsi_cdb_writeverify16(uint64_t lba, uint32_t xferlen, int blocksize, int wrprot
} }
task->expxferlen = xferlen; task->expxferlen = xferlen;
task->params.writeverify16.lba = lba;
task->params.writeverify16.num_blocks = xferlen/blocksize;
return task; return task;
} }
@@ -2558,4 +2539,3 @@ scsi_task_get_data_in_buffer(struct scsi_task *task, uint32_t pos, ssize_t *coun
return &sdb->data[pos]; return &sdb->data[pos];
} }