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[src/trunk]: src/usr.sbin/sysinst Deal with partition types we don't know any...



details:   https://anonhg.NetBSD.org/src/rev/367a9b592d72
branches:  trunk
changeset: 962681:367a9b592d72
user:      martin <martin%NetBSD.org@localhost>
date:      Sun Jul 28 13:17:46 2019 +0000

description:
Deal with partition types we don't know anything about.

diffstat:

 usr.sbin/sysinst/gpt.c |  69 ++++++++++++++++++++++++++++++++-----------------
 1 files changed, 45 insertions(+), 24 deletions(-)

diffs (134 lines):

diff -r a6b9be0e010c -r 367a9b592d72 usr.sbin/sysinst/gpt.c
--- a/usr.sbin/sysinst/gpt.c    Sun Jul 28 12:44:36 2019 +0000
+++ b/usr.sbin/sysinst/gpt.c    Sun Jul 28 13:17:46 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: gpt.c,v 1.4 2019/07/26 08:18:47 martin Exp $   */
+/*     $NetBSD: gpt.c,v 1.5 2019/07/28 13:17:46 martin Exp $   */
 
 /*
  * Copyright 2018 The NetBSD Foundation, Inc.
@@ -354,29 +354,34 @@
                bool fs_is_default = false;
 #endif
 
-               if (p->gp_type->fsflags != 0) {
-                       const char *lm = get_last_mounted(fd, p->gp_start,
-                           &p->fs_type, &p->fs_sub_type, p->gp_type->fsflags);
-                       if (lm != NULL && *lm != 0) {
-                               char *path = strdup(lm);
-                               canonicalize_last_mounted(path);
-                               p->last_mounted = path;
+               if (p->gp_type != NULL) {
+
+                       if (p->gp_type->fsflags != 0) {
+                               const char *lm = get_last_mounted(fd,
+                                   p->gp_start, &p->fs_type,
+                                   &p->fs_sub_type, p->gp_type->fsflags);
+                               if (lm != NULL && *lm != 0) {
+                                       char *path = strdup(lm);
+                                       canonicalize_last_mounted(path);
+                                       p->last_mounted = path;
+                               } else {
+                                       p->fs_type = p->gp_type->
+                                           default_fs_type;
+#ifdef DEFAULT_UFS2
+                                       fs_is_default = true;
+#endif
+                               }
                        } else {
                                p->fs_type = p->gp_type->default_fs_type;
 #ifdef DEFAULT_UFS2
                                fs_is_default = true;
 #endif
                        }
-               } else {
-                       p->fs_type = p->gp_type->default_fs_type;
 #ifdef DEFAULT_UFS2
-                       fs_is_default = true;
+                       if (fs_is_default && p->fs_type == FS_BSDFFS)
+                               p->fs_sub_type = 2;
 #endif
                }
-#ifdef DEFAULT_UFS2
-               if (fs_is_default && p->fs_type == FS_BSDFFS)
-                       p->fs_sub_type = 2;
-#endif
 
                parts->dp.free_space -= p->gp_size;
        }
@@ -418,6 +423,9 @@
 gpt_get_part_info(const struct disk_partitions *arg, part_id id,
     struct disk_part_info *info)
 {
+       static const struct part_type_desc gpt_unknown_type =
+               { .generic_ptype = PT_undef,
+                 .short_desc = "<unknown>" };
        const struct gpt_disk_partitions *parts =
            (const struct gpt_disk_partitions*)arg;
        const struct gpt_part_entry *p = parts->partitions;
@@ -434,6 +442,8 @@
        info->size = p->gp_size;
        if (p->gp_type)
                info->nat_type = &p->gp_type->gent;
+       else
+               info->nat_type = &gpt_unknown_type;
        info->last_mounted = p->last_mounted;
        info->fs_type = p->fs_type;
        info->fs_sub_type = p->fs_sub_type;
@@ -1247,7 +1257,7 @@
         */
        for (pno = 0, p = parts->partitions; p != NULL; p = p->gp_next, pno++) {
                p->gp_flags &= ~GPEF_WEDGE;
-               if (root_id == NO_PART) {
+               if (root_id == NO_PART && p->gp_type != NULL) {
                        if (p->gp_type->gent.generic_ptype == PT_root &&
                            p->gp_start == pm->ptstart) {
                                root_id = pno;
@@ -1322,10 +1332,17 @@
                else
                        sprintf(label_arg, "-l %s", p->gp_label);
 
-               run_program(RUN_SILENT,
-                   "gpt -n add -b %" PRIu64 " -s %" PRIu64 "s -t %s %s %s",
-                   p->gp_start, p->gp_size, p->gp_type->tid,
-                   label_arg, arg->disk);
+               if (p->gp_type != NULL)
+                       run_program(RUN_SILENT,
+                           "gpt -n add -b %" PRIu64 " -s %" PRIu64
+                           "s -t %s %s %s",
+                           p->gp_start, p->gp_size, p->gp_type->tid,
+                           label_arg, arg->disk);
+               else
+                       run_program(RUN_SILENT,
+                           "gpt -n add -b %" PRIu64 " -s %" PRIu64
+                           "s %s %s",
+                           p->gp_start, p->gp_size, label_arg, arg->disk);
                gpt_apply_attr(arg->disk, "set", p->gp_start, p->gp_attr);
                gpt_read_part(arg->disk, p->gp_start, p);
                p->gp_flags |= GPEF_ON_DISK;
@@ -1399,7 +1416,8 @@
        if (p == NULL)
                return false;
 
-       if (p->fs_type == FS_SWAP || p->gp_type->gent.generic_ptype == PT_swap)
+       if (p->fs_type == FS_SWAP ||
+           (p->gp_type != NULL && p->gp_type->gent.generic_ptype == PT_swap))
                return false;
 
        return true;
@@ -1437,9 +1455,12 @@
                strlcpy(out, p->gp_label, out_space);
        else if (label == MSG_ptn_uuid)
                strlcpy(out, p->gp_id, out_space);
-       else if (label == MSG_ptn_gpt_type)
-               strlcpy(out, p->gp_type->gent.description, out_space);
-       else if (label == MSG_ptn_boot)
+       else if (label == MSG_ptn_gpt_type) {
+               if (p->gp_type != NULL)
+                       strlcpy(out, p->gp_type->gent.description, out_space);
+               else if (out_space > 1)
+                       out[0] = 0;
+       } else if (label == MSG_ptn_boot)
                strlcpy(out, msg_string(p->gp_attr & GPT_ATTR_BOOT ?
                    MSG_Yes : MSG_No), out_space);
        else



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