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https://github.com/Telecominfraproject/OpenCellular.git
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f1372d9109
This fixes a number of bugs, adds a bunch of commands, and essentially makes cgpt ready to use as a replacement for gpt. Still to do is to add commands and options that will let it generated intentionally bad partitions, for use in testing. Review URL: http://codereview.chromium.org/2719008
76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
/* Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Utility for ChromeOS-specific GPT partitions, Please see corresponding .c
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* files for more details.
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*/
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#include "cgpt.h"
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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const char* progname;
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const char* command;
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struct {
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const char *name;
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int (*fp)(int argc, char *argv[]);
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const char *comment;
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} cmds[] = {
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{"create", cmd_create, "Create or reset GPT headers and tables"},
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{"add", cmd_add, "Add, edit or remove a partition entry"},
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{"show", cmd_show, "Show partition table and entries"},
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{"repair", cmd_repair, "Repair damaged GPT headers and tables"},
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{"boot", cmd_boot, "Edit the PMBR sector for legacy BIOSes"},
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};
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void Usage(void) {
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int i;
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printf("Usage: %s COMMAND [OPTIONS] DRIVE\n\n"
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"Supported COMMANDs:\n\n",
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progname);
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for (i = 0; i < sizeof(cmds)/sizeof(cmds[0]); ++i) {
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printf(" %-10s %s\n", cmds[i].name, cmds[i].comment);
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}
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printf("\nFor more detailed usage, use %s COMMAND -h\n\n", progname);
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}
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int main(int argc, char *argv[]) {
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int i;
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progname = strrchr(argv[0], '/');
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if (progname)
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progname++;
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else
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progname = argv[0];
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if (argc < 2) {
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Usage();
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return CGPT_FAILED;
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}
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// increment optind now, so that getopt skips argv[0] in command function
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command = argv[optind++];
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// Find the command to invoke.
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for (i = 0; command && i < sizeof(cmds)/sizeof(cmds[0]); ++i) {
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if (0 == strcmp(cmds[i].name, command)) {
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return cmds[i].fp(argc, argv);
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}
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}
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// Couldn't find the command.
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Usage();
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return CGPT_FAILED;
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}
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