6861519 stmfCreateLu() should allow caller to specify host id

3 files changed, 37 insertions, 1 deletions

diff --git a/usr/src/lib/libstmf/common/libstmf.h b/usr/src/lib/libstmf/common/libstmf.h
index 771227e014..363d01e70e 100644
--- a/usr/src/lib/libstmf/common/libstmf.h
+++ b/usr/src/lib/libstmf/common/libstmf.h
@@ -147,7 +147,8 @@ enum {
 	STMF_LU_PROP_VID,
 	STMF_LU_PROP_PID,
 	STMF_LU_PROP_SERIAL_NUM,
-	STMF_LU_PROP_ACCESS_STATE
+	STMF_LU_PROP_ACCESS_STATE,
+	STMF_LU_PROP_HOST_ID
 };
 
 
diff --git a/usr/src/lib/libstmf/common/libstmf_impl.h b/usr/src/lib/libstmf/common/libstmf_impl.h
index fca9515301..ec02fcd93d 100644
--- a/usr/src/lib/libstmf/common/libstmf_impl.h
+++ b/usr/src/lib/libstmf/common/libstmf_impl.h
@@ -68,6 +68,8 @@ typedef struct _diskResource {
 	boolean_t   writebackCacheDisableValid;
 	boolean_t   writebackCacheDisable;
 	uint16_t    accessState;
+	uint32_t    hostId;
+	boolean_t   hostIdValid;
 } diskResource;
 
 
diff --git a/usr/src/lib/libstmf/common/stmf.c b/usr/src/lib/libstmf/common/stmf.c
index 7ab34a3150..760761a29b 100644
--- a/usr/src/lib/libstmf/common/stmf.c
+++ b/usr/src/lib/libstmf/common/stmf.c
@@ -59,7 +59,9 @@
 #define	LU_ASCII_GUID_SIZE 32
 #define	LU_GUID_SIZE 16
 #define	OUI_ASCII_SIZE 6
+#define	HOST_ID_ASCII_SIZE 8
 #define	OUI_SIZE 3
+#define	HOST_ID_SIZE 4
 #define	IDENT_LENGTH_BYTE 3
 
 /* various initial allocation values */
@@ -1241,6 +1243,11 @@ createDiskLu(diskResource *disk, stmfGuid *createdGuid)
 		sbdLu->slu_company_id = disk->companyId;
 	}
 
+	if (disk->hostIdValid) {
+		sbdLu->slu_host_id_valid = 1;
+		sbdLu->slu_host_id = disk->hostId;
+	}
+
 	if (disk->blkSizeValid) {
 		sbdLu->slu_blksize_valid = 1;
 		sbdLu->slu_blksize = disk->blkSize;
@@ -2589,7 +2596,9 @@ setDiskProp(luResourceImpl *hdl, uint32_t resourceProp, const char *propVal)
 	unsigned long long numericProp = 0;
 	char guidProp[LU_ASCII_GUID_SIZE + 1];
 	char ouiProp[OUI_ASCII_SIZE + 1];
+	char hostIdProp[HOST_ID_ASCII_SIZE + 1];
 	unsigned int oui[OUI_SIZE];
+	unsigned int hostId[HOST_ID_SIZE];
 	unsigned int guid[LU_GUID_SIZE];
 	int propSize;
 
@@ -2630,8 +2639,32 @@ setDiskProp(luResourceImpl *hdl, uint32_t resourceProp, const char *propVal)
 			diskLu->companyId += oui[0] << 16;
 			diskLu->companyId += oui[1] << 8;
 			diskLu->companyId += oui[2];
+			if (diskLu->companyId == 0) {
+				return (STMF_ERROR_INVALID_ARG);
+			}
 			diskLu->companyIdValid = B_TRUE;
 			break;
+		case STMF_LU_PROP_HOST_ID:
+			if ((strlcpy(hostIdProp, propVal,
+			    sizeof (hostIdProp))) >= sizeof (hostIdProp)) {
+				return (STMF_ERROR_INVALID_ARG);
+			}
+			if (checkHexUpper(hostIdProp) != 0) {
+				return (STMF_ERROR_INVALID_ARG);
+			}
+			(void) sscanf(hostIdProp, "%2X%2X%2X%2X",
+			    &hostId[0], &hostId[1], &hostId[2], &hostId[3]);
+
+			diskLu->hostId = 0;
+			diskLu->hostId += hostId[0] << 24;
+			diskLu->hostId += hostId[1] << 16;
+			diskLu->hostId += hostId[2] << 8;
+			diskLu->hostId += hostId[3];
+			if (diskLu->hostId == 0) {
+				return (STMF_ERROR_INVALID_ARG);
+			}
+			diskLu->hostIdValid = B_TRUE;
+			break;
 		case STMF_LU_PROP_GUID:
 			if (strlen(propVal) != LU_ASCII_GUID_SIZE) {
 				return (STMF_ERROR_INVALID_PROPSIZE);