aaru-dps/aaruremote
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Implement listing devices in FreeBSD.

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This commit is contained in:
Natalia Portillo
2020-10-26 02:18:59 +00:00
parent f75c3c4959
commit c3be1ee128
2 changed files with 142 additions and 1 deletions
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139
freebsd/list_devices.c
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@@ -15,6 +15,12 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <dirent.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "../aaruremote.h"
@@ -22,5 +28,136 @@
DeviceInfoList* ListDevices()
{
return NULL;
DeviceInfoList* list_start = NULL, *list_current = NULL, *list_next = NULL;
DIR* dir;
struct dirent* dirent;
struct cam_device* camdev;
union ccb* camccb;
int ret;
int i;
dir = opendir("/dev");
if(!dir) return NULL;
dirent = readdir(dir);
while(dirent)
{
if(strncmp(dirent->d_name, "pass", 4) != 0)
{
dirent = readdir(dir);
continue;
}
list_next = malloc(sizeof(DeviceInfoList));
memset(list_next, 0, sizeof(DeviceInfoList));
if(!list_start) list_start = list_next;
if(list_current) list_current->next = list_next;
snprintf(list_next->this.path, 1024, "/dev/%s", dirent->d_name);
camdev = cam_open_device(list_next->this.path, O_RDWR);
if(!camdev)
{
dirent = readdir(dir);
free(list_next);
continue;
}
camccb = cam_getccb(camdev);
if(!camccb)
{
cam_close_device(camdev);
dirent = readdir(dir);
free(list_next);
continue;
}
camccb->ccb_h.func_code = XPT_GDEV_TYPE;
ret = cam_send_ccb(camdev, camccb);
cam_freeccb(camccb);
cam_close_device(camdev);
if(ret < 0)
{
dirent = readdir(dir);
free(list_next);
continue;
}
strncpy(list_next->this.serial, (const char*)camdev->serial_num, camdev->serial_num_len);
switch(camccb->cgd.protocol)
{
case PROTO_ATA:
case PROTO_ATAPI:
case PROTO_SATAPM:
// TODO: Split on space
strncpy(list_next->this.vendor, "ATA", 3);
strncpy(list_next->this.model, (const char *)camccb->cgd.ident_data.model, 40);
// Trim spaces
for(i = 40; i > 0; i--)
{
if(list_next->this.model[i] != 0x20) break;
list_next->this.model[i] = 0;
}
strncpy(list_next->this.serial, (const char *)camccb->cgd.ident_data.serial, 20);
if(strncmp(camdev->sim_name, "ahcich", 6) == 0)
strncpy(list_next->this.bus, "SATA", 5);
else
strncpy(list_next->this.bus, "ATA", 4);
// TODO: This protocol didn't work in C#, does it work in C?
list_next->this.supported = strncmp(camdev->sim_name, "ata", 3) != 0;
if(camccb->cgd.protocol == PROTO_ATAPI)
goto protocol_atapi;
break;
case PROTO_SCSI:
protocol_atapi:
strncpy(list_next->this.vendor, camccb->cgd.inq_data.vendor, 8);
strncpy(list_next->this.model, camccb->cgd.inq_data.product, 16);
if(strncmp(camdev->sim_name, "ata", 3) == 0 ||
strncmp(camdev->sim_name, "ahcich", 6) == 0)
strncpy(list_next->this.bus, "ATAPI", 5);
else
strncpy(list_next->this.bus, "SCSI", 4);
// TODO: This protocol didn't work in C#, does it work in C?
list_next->this.supported = strncmp(camdev->sim_name, "ata", 3) != 0;
break;
case PROTO_NVME:
strncpy(list_next->this.bus, "NVMe", 4);
list_next->this.supported = false;
break;
case PROTO_MMCSD:
strncpy(list_next->this.bus, "MMC/SD", 6);
list_next->this.supported = false;
break;
default:
dirent = readdir(dir);
free(list_next);
continue;
}
list_current = list_next;
dirent = readdir(dir);
}
closedir(dir);
return list_start;
}