Date: Thu, 4 Jul 2013 00:03:31 +0000 (UTC) From: Jim Harris <jimharris@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r252669 - stable/9/sbin/nvmecontrol Message-ID: <201307040003.r6403V5T072599@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: jimharris Date: Thu Jul 4 00:03:30 2013 New Revision: 252669 URL: http://svnweb.freebsd.org/changeset/base/252669 Log: MFC r252275: Add generalized helper functions for printing hex data as part of nvmecontrol commands. Submitted by: Joe Golio <joseph.golio@emc.com> Obtained from: EMC / Isilon Storage Division Modified: stable/9/sbin/nvmecontrol/identify.c stable/9/sbin/nvmecontrol/nvmecontrol.c stable/9/sbin/nvmecontrol/nvmecontrol.h Directory Properties: stable/9/sbin/nvmecontrol/ (props changed) Modified: stable/9/sbin/nvmecontrol/identify.c ============================================================================== --- stable/9/sbin/nvmecontrol/identify.c Thu Jul 4 00:02:10 2013 (r252668) +++ stable/9/sbin/nvmecontrol/identify.c Thu Jul 4 00:03:30 2013 (r252669) @@ -42,25 +42,6 @@ __FBSDID("$FreeBSD$"); #include "nvmecontrol.h" static void -print_controller_hex(struct nvme_controller_data *cdata, uint32_t length) -{ - uint32_t *p; - uint32_t i, j; - - p = (uint32_t *)cdata; - length /= sizeof(uint32_t); - - for (i = 0; i < length; i+=8) { - printf("%03x: ", i*4); - for (j = 0; j < 8; j++) - printf("%08x ", p[i+j]); - printf("\n"); - } - - printf("\n"); -} - -static void print_controller(struct nvme_controller_data *cdata) { printf("Controller Capabilities/Features\n"); @@ -128,25 +109,6 @@ print_controller(struct nvme_controller_ } static void -print_namespace_hex(struct nvme_namespace_data *nsdata, uint32_t length) -{ - uint32_t *p; - uint32_t i, j; - - p = (uint32_t *)nsdata; - length /= sizeof(uint32_t); - - for (i = 0; i < length; i+=8) { - printf("%03x: ", i*4); - for (j = 0; j < 8; j++) - printf("%08x ", p[i+j]); - printf("\n"); - } - - printf("\n"); -} - -static void print_namespace(struct nvme_namespace_data *nsdata) { uint32_t i; @@ -214,7 +176,7 @@ identify_ctrlr(int argc, char *argv[]) else hexlength = offsetof(struct nvme_controller_data, reserved5); - print_controller_hex(&cdata, hexlength); + print_hex(&cdata, hexlength); exit(EX_OK); } @@ -290,7 +252,7 @@ identify_ns(int argc, char *argv[]) else hexlength = offsetof(struct nvme_namespace_data, reserved6); - print_namespace_hex(&nsdata, hexlength); + print_hex(&nsdata, hexlength); exit(EX_OK); } Modified: stable/9/sbin/nvmecontrol/nvmecontrol.c ============================================================================== --- stable/9/sbin/nvmecontrol/nvmecontrol.c Thu Jul 4 00:02:10 2013 (r252668) +++ stable/9/sbin/nvmecontrol/nvmecontrol.c Thu Jul 4 00:03:30 2013 (r252669) @@ -72,6 +72,54 @@ usage(void) exit(EX_USAGE); } +static void +print_bytes(void *data, uint32_t length) +{ + uint32_t i, j; + uint8_t *p, *end; + + end = (uint8_t *)data + length; + + for (i = 0; i < length; i++) { + p = (uint8_t *)data + (i*16); + printf("%03x: ", i*16); + for (j = 0; j < 16 && p < end; j++) + printf("%02x ", *p++); + if (p >= end) + break; + printf("\n"); + } + printf("\n"); +} + +static void +print_dwords(void *data, uint32_t length) +{ + uint32_t *p; + uint32_t i, j; + + p = (uint32_t *)data; + length /= sizeof(uint32_t); + + for (i = 0; i < length; i+=8) { + printf("%03x: ", i*4); + for (j = 0; j < 8; j++) + printf("%08x ", p[i+j]); + printf("\n"); + } + + printf("\n"); +} + +void +print_hex(void *data, uint32_t length) +{ + if (length >= sizeof(uint32_t) || length % sizeof(uint32_t) == 0) + print_dwords(data, length); + else + print_bytes(data, length); +} + void read_controller_data(int fd, struct nvme_controller_data *cdata) { Modified: stable/9/sbin/nvmecontrol/nvmecontrol.h ============================================================================== --- stable/9/sbin/nvmecontrol/nvmecontrol.h Thu Jul 4 00:02:10 2013 (r252668) +++ stable/9/sbin/nvmecontrol/nvmecontrol.h Thu Jul 4 00:03:30 2013 (r252669) @@ -57,6 +57,7 @@ void reset(int argc, char *argv[]); int open_dev(const char *str, int *fd, int show_error, int exit_on_error); void read_controller_data(int fd, struct nvme_controller_data *cdata); void read_namespace_data(int fd, int nsid, struct nvme_namespace_data *nsdata); +void print_hex(void *data, uint32_t length); #endif
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201307040003.r6403V5T072599>