diff options
Diffstat (limited to 'sys/dev/softraid.c')
| -rw-r--r-- | sys/dev/softraid.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/sys/dev/softraid.c b/sys/dev/softraid.c index 2800285d407..9d462b971fb 100644 --- a/sys/dev/softraid.c +++ b/sys/dev/softraid.c @@ -1,4 +1,4 @@ -/* $OpenBSD: softraid.c,v 1.268 2012/01/20 14:43:05 jsing Exp $ */ +/* $OpenBSD: softraid.c,v 1.269 2012/01/21 15:38:44 jsing Exp $ */ /* * Copyright (c) 2007, 2008, 2009 Marco Peereboom <marco@peereboom.us> * Copyright (c) 2008 Chris Kuethe <ckuethe@openbsd.org> @@ -121,7 +121,8 @@ void sr_set_vol_state(struct sr_discipline *); /* utility functions */ void sr_shutdown(struct sr_softc *); void sr_shutdownhook(void *); -void sr_uuid_get(struct sr_uuid *); +void sr_uuid_generate(struct sr_uuid *); +char *sr_uuid_format(struct sr_uuid *); void sr_uuid_print(struct sr_uuid *, int); void sr_checksum_print(u_int8_t *); int sr_boot_assembly(struct sr_softc *); @@ -551,7 +552,7 @@ sr_meta_init(struct sr_discipline *sd, int level, int no_chunk) sm->ssd_data_offset = SR_DATA_OFFSET; sm->ssd_ondisk = 0; - sr_uuid_get(&sm->ssdi.ssd_uuid); + sr_uuid_generate(&sm->ssdi.ssd_uuid); /* Initialise chunk metadata and get min/max chunk sizes. */ SLIST_FOREACH(chunk, cl, src_link) { @@ -2643,7 +2644,7 @@ sr_hotspare(struct sr_softc *sc, dev_t dev) * Create and populate chunk metadata. */ - sr_uuid_get(&uuid); + sr_uuid_generate(&uuid); hotspare = malloc(sizeof(struct sr_chunk), M_DEVBUF, M_WAITOK | M_ZERO); hotspare->src_dev_mm = dev; @@ -4056,7 +4057,7 @@ sr_checksum(struct sr_softc *sc, void *src, void *md5, u_int32_t len) } void -sr_uuid_get(struct sr_uuid *uuid) +sr_uuid_generate(struct sr_uuid *uuid) { arc4random_buf(uuid->sui_id, sizeof(uuid->sui_id)); /* UUID version 4: random */ @@ -4067,10 +4068,15 @@ sr_uuid_get(struct sr_uuid *uuid) uuid->sui_id[8] |= 0x80; } -void -sr_uuid_print(struct sr_uuid *uuid, int cr) +char * +sr_uuid_format(struct sr_uuid *uuid) { - printf("%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-" + char *uuidstr; + + uuidstr = malloc(37, M_DEVBUF, M_WAITOK); + + snprintf(uuidstr, 37, + "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-" "%02x%02x%02x%02x%02x%02x", uuid->sui_id[0], uuid->sui_id[1], uuid->sui_id[2], uuid->sui_id[3], @@ -4081,8 +4087,17 @@ sr_uuid_print(struct sr_uuid *uuid, int cr) uuid->sui_id[12], uuid->sui_id[13], uuid->sui_id[14], uuid->sui_id[15]); - if (cr) - printf("\n"); + return uuidstr; +} + +void +sr_uuid_print(struct sr_uuid *uuid, int cr) +{ + char *uuidstr; + + uuidstr = sr_uuid_format(uuid); + printf("%s%s", uuidstr, (cr ? "\n" : "")); + free(uuidstr, M_DEVBUF); } int |