diff options
Diffstat (limited to 'freebsd/sbin/nvmecontrol/nc_util.c')
-rw-r--r-- | freebsd/sbin/nvmecontrol/nc_util.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/freebsd/sbin/nvmecontrol/nc_util.c b/freebsd/sbin/nvmecontrol/nc_util.c new file mode 100644 index 00000000..7dd5d68e --- /dev/null +++ b/freebsd/sbin/nvmecontrol/nc_util.c @@ -0,0 +1,62 @@ +#include <machine/rtems-bsd-user-space.h> + +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2017 Netflix, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/endian.h> +#include "nvmecontrol.h" + +char * +uint128_to_str(uint128_t u, char *buf, size_t buflen) +{ + char *end = buf + buflen - 1; + + *end-- = '\0'; + if (u == 0) + *end-- = '0'; + while (u && end >= buf) { + *end-- = u % 10 + '0'; + u /= 10; + } + end++; + if (u != 0) + return NULL; + + return end; +} + +/* "Missing" from endian.h */ +uint64_t +le48dec(const void *pp) +{ + uint8_t const *p = (uint8_t const *)pp; + + return (((uint64_t)le16dec(p + 4) << 32) | le32dec(p)); +} |