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author | Brad Bishop <bradleyb@us.ibm.com> | 2014-06-30 22:10:16 -0500 |
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committer | Patrick Williams <iawillia@us.ibm.com> | 2014-07-02 22:49:29 -0500 |
commit | bf4630076762d9c20c16c80c1c791f352b046dd1 (patch) | |
tree | efc67bad010a28fd1abf5aeeefda2a969514fd97 /fpart/src/cmd_list.c | |
download | ffs-bf4630076762d9c20c16c80c1c791f352b046dd1.tar.gz ffs-bf4630076762d9c20c16c80c1c791f352b046dd1.zip |
Port FFS tools over from Building Block repository.
Diffstat (limited to 'fpart/src/cmd_list.c')
-rw-r--r-- | fpart/src/cmd_list.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/fpart/src/cmd_list.c b/fpart/src/cmd_list.c new file mode 100644 index 0000000..b9a4cbd --- /dev/null +++ b/fpart/src/cmd_list.c @@ -0,0 +1,168 @@ +/* + * 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; +} |