geom.c (3af64f03119a159ac15eb75b92d346705b490385) geom.c (0f73f7016baa6015b1b0b582033af2f1c7760af5)
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2004-2009 Pawel Jakub Dawidek <pjd@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

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35#include <sys/stat.h>
36#include <sys/sysctl.h>
37#include <ctype.h>
38#include <err.h>
39#include <errno.h>
40#include <stdio.h>
41#include <stdlib.h>
42#include <stdarg.h>
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2004-2009 Pawel Jakub Dawidek <pjd@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

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35#include <sys/stat.h>
36#include <sys/sysctl.h>
37#include <ctype.h>
38#include <err.h>
39#include <errno.h>
40#include <stdio.h>
41#include <stdlib.h>
42#include <stdarg.h>
43#include <stdbool.h>
43#include <stdint.h>
44#include <string.h>
45#include <unistd.h>
46#include <libgen.h>
47#include <libutil.h>
48#include <inttypes.h>
49#include <dlfcn.h>
50#include <assert.h>

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63static char comm[MAXPATHLEN], *class_name = NULL, *gclass_name = NULL;
64static uint32_t *version = NULL;
65static int verbose = 0;
66static struct g_command *class_commands = NULL;
67
68#define GEOM_CLASS_CMDS 0x01
69#define GEOM_STD_CMDS 0x02
70static struct g_command *find_command(const char *cmdstr, int flags);
44#include <stdint.h>
45#include <string.h>
46#include <unistd.h>
47#include <libgen.h>
48#include <libutil.h>
49#include <inttypes.h>
50#include <dlfcn.h>
51#include <assert.h>

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64static char comm[MAXPATHLEN], *class_name = NULL, *gclass_name = NULL;
65static uint32_t *version = NULL;
66static int verbose = 0;
67static struct g_command *class_commands = NULL;
68
69#define GEOM_CLASS_CMDS 0x01
70#define GEOM_STD_CMDS 0x02
71static struct g_command *find_command(const char *cmdstr, int flags);
72static void list_one_geom_by_provider(const char *provider_name);
71static int std_available(const char *name);
72
73static void std_help(struct gctl_req *req, unsigned flags);
74static void std_list(struct gctl_req *req, unsigned flags);
75static void std_status(struct gctl_req *req, unsigned flags);
76static void std_load(struct gctl_req *req, unsigned flags);
77static void std_unload(struct gctl_req *req, unsigned flags);
78

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141}
142
143static void
144usage(void)
145{
146
147 if (class_name == NULL) {
148 fprintf(stderr, "usage: geom <class> <command> [options]\n");
73static int std_available(const char *name);
74
75static void std_help(struct gctl_req *req, unsigned flags);
76static void std_list(struct gctl_req *req, unsigned flags);
77static void std_status(struct gctl_req *req, unsigned flags);
78static void std_load(struct gctl_req *req, unsigned flags);
79static void std_unload(struct gctl_req *req, unsigned flags);
80

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143}
144
145static void
146usage(void)
147{
148
149 if (class_name == NULL) {
150 fprintf(stderr, "usage: geom <class> <command> [options]\n");
151 fprintf(stderr, " geom -p <provider-name>\n");
149 exit(EXIT_FAILURE);
150 } else {
151 struct g_command *cmd;
152 const char *prefix;
153 unsigned i;
154
155 prefix = "usage:";
156 if (class_commands != NULL) {

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645 /* If we can't load or list, it's not a class. */
646 if (!std_available("load") && !std_available("list"))
647 errx(EXIT_FAILURE, "Invalid class name '%s'.", class_name);
648
649 if (*argc < 1)
650 usage();
651}
652
152 exit(EXIT_FAILURE);
153 } else {
154 struct g_command *cmd;
155 const char *prefix;
156 unsigned i;
157
158 prefix = "usage:";
159 if (class_commands != NULL) {

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648 /* If we can't load or list, it's not a class. */
649 if (!std_available("load") && !std_available("list"))
650 errx(EXIT_FAILURE, "Invalid class name '%s'.", class_name);
651
652 if (*argc < 1)
653 usage();
654}
655
656static struct ggeom *
657find_geom_by_provider(struct gmesh *mesh, const char *name)
658{
659 struct gclass *classp;
660 struct ggeom *gp;
661 struct gprovider *pp;
662
663 LIST_FOREACH(classp, &mesh->lg_class, lg_class) {
664 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) {
665 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) {
666 if (strcmp(pp->lg_name, name) == 0)
667 return (gp);
668 }
669 }
670 }
671
672 return (NULL);
673}
674
653int
654main(int argc, char *argv[])
655{
675int
676main(int argc, char *argv[])
677{
678 char *provider_name;
679 int ch;
656
680
681 provider_name = NULL;
682
683 if (strcmp(getprogname(), "geom") == 0) {
684 while ((ch = getopt(argc, argv, "hp:")) != -1) {
685 switch (ch) {
686 case 'p':
687 provider_name = strdup(optarg);
688 if (provider_name == NULL)
689 err(1, "strdup");
690 break;
691 case 'h':
692 default:
693 usage();
694 }
695 }
696
697 /*
698 * Don't adjust argc and argv, it would break get_class().
699 */
700 }
701
702 if (provider_name != NULL) {
703 list_one_geom_by_provider(provider_name);
704 return (0);
705 }
706
657 get_class(&argc, &argv);
658 run_command(argc, argv);
659 /* NOTREACHED */
660
661 exit(EXIT_FAILURE);
662}
663
664static struct gclass *

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763 printf("%u. ", n++);
764 list_one_consumer(cp, " ");
765 }
766 }
767 printf("\n");
768}
769
770static void
707 get_class(&argc, &argv);
708 run_command(argc, argv);
709 /* NOTREACHED */
710
711 exit(EXIT_FAILURE);
712}
713
714static struct gclass *

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813 printf("%u. ", n++);
814 list_one_consumer(cp, " ");
815 }
816 }
817 printf("\n");
818}
819
820static void
821list_one_geom_by_provider(const char *provider_name)
822{
823 struct gmesh mesh;
824 struct ggeom *gp;
825 int error;
826
827 error = geom_gettree(&mesh);
828 if (error != 0)
829 errc(EXIT_FAILURE, error, "Cannot get GEOM tree");
830
831 gp = find_geom_by_provider(&mesh, provider_name);
832 if (gp == NULL)
833 errx(EXIT_FAILURE, "Cannot find provider '%s'.", provider_name);
834
835 printf("Geom class: %s\n", gp->lg_class->lg_name);
836 list_one_geom(gp);
837}
838
839static void
771std_help(struct gctl_req *req __unused, unsigned flags __unused)
772{
773
774 usage();
775}
776
777static int
778std_list_available(void)

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841{
842
843 usage();
844}
845
846static int
847std_list_available(void)

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