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-rw-r--r--fpart/src/cmd_list.c168
1 files changed, 168 insertions, 0 deletions
diff --git a/fpart/src/cmd_list.c b/fpart/src/cmd_list.c
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+++ b/fpart/src/cmd_list.c
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+/*
+ * Copyright (c) International Business Machines Corp., 2012
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+ * the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * File: list.c
+ * Author: Shaun Wetzstein <shaun@us.ibm.com>
+ * Descr: --list implementation
+ * Date: 01/30/2013
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <fcntl.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <errno.h>
+#include <ctype.h>
+#include <regex.h>
+
+#include <clib/attribute.h>
+#include <clib/assert.h>
+#include <clib/list.h>
+#include <clib/list_iter.h>
+#include <clib/misc.h>
+#include <clib/min.h>
+#include <clib/err.h>
+#include <clib/raii.h>
+
+#include "main.h"
+
+int command_list(args_t * args)
+{
+ assert(args != NULL);
+
+ char name[strlen(args->name) + 2];
+ strcpy(name, args->name);
+ if (strrchr(name, '$') == NULL)
+ strcat(name, "$");
+
+ ffs_t *__ffs;
+
+ char full_name[page_size];
+ regex_t rx;
+
+ /* ========================= */
+
+ int __list_entry(ffs_entry_t * entry)
+ {
+
+ size_t offset = entry->base * __ffs->hdr->block_size;
+ size_t size = entry->size * __ffs->hdr->block_size;
+
+ if (__ffs_entry_name(__ffs, entry, full_name,
+ sizeof full_name) < 0)
+ return -1;
+
+ if (regexec(&rx, full_name, 0, NULL, 0) == REG_NOMATCH)
+ return 0;
+
+ char type;
+ if (entry->type == FFS_TYPE_LOGICAL) {
+ type ='l';
+ } else if (entry->type == FFS_TYPE_DATA) {
+ type ='d';
+ } else if (entry->type == FFS_TYPE_PARTITION) {
+ type ='p';
+ }
+ fprintf(stdout, "%3d [%08x-%08x] [%8x:%8x] ",
+ entry->id, offset, offset+size-1,
+ size, entry->actual);
+
+ fprintf(stdout, "[%c%c%c%c%c%c] %s\n",
+ type, '-', '-', '-',
+ entry->flags & FFS_FLAGS_U_BOOT_ENV ? 'b' : '-',
+ entry->flags & FFS_FLAGS_PROTECTED ? 'p' : '-',
+ full_name);
+
+ if (args->verbose == f_VERBOSE) {
+ for (int i=0; i<FFS_USER_WORDS; i++) {
+ fprintf(stdout, "[%2d] %8x ", i,
+ entry->user.data[i]);
+ if ((i+1) % 4 == 0)
+ fprintf(stdout, "\n");
+ }
+ }
+
+ return 0;
+ }
+
+ int list(args_t * args, off_t poffset)
+ {
+ const char * target = args->target;
+ int debug = args->debug;
+ int rc = 0;
+
+ RAII(FILE*, file, fopen_generic(target, "r", debug), fclose);
+ if (file == NULL)
+ return -1;
+
+ if (__ffs_fcheck(file, poffset) < 0)
+ return -1;
+
+ RAII(ffs_t*, ffs, __ffs_fopen(file, poffset), __ffs_fclose);
+ if (ffs == NULL)
+ return -1;
+
+ if (0 < ffs->count) {
+ printf("========================[ PARTITION TABLE"
+ " 0x%llx ]=======================\n",
+ ffs->offset);
+ printf("vers:%04x size:%04x * blk:%06x blk(s):"
+ "%06x * entsz:%06x ent(s):%06x\n",
+ ffs->hdr->version,
+ ffs->hdr->size,
+ ffs->hdr->block_size,
+ ffs->hdr->block_count,
+ ffs->hdr->entry_size,
+ ffs->hdr->entry_count);
+ printf("----------------------------------"
+ "----------------------------------"
+ "-------\n");
+
+ __ffs = ffs;
+
+ rc = __ffs_iterate_entries(ffs, __list_entry);
+ if (rc == 1)
+ rc = -1;
+
+ printf("\n");
+ }
+
+ return rc;
+ }
+
+ /* ========================= */
+
+ if (regcomp(&rx, name, REG_ICASE | REG_NOSUB) != 0) {
+ ERRNO(errno);
+ return -1;
+ }
+
+ int rc = command(args, list);
+
+ regfree(&rx);
+
+ return rc;
+}
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