skylab/MasterPassword
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Make output verbosity configurable from the CLI and standardize options.

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This commit is contained in:
Maarten Billemont 2016-01-04 14:52:05 -05:00
parent 6bc8fa1a6a
commit 360b20d06f
4 changed files with 62 additions and 25 deletions
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1
MasterPassword/C/build
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@ -1,7 +1,6 @@
#!/usr/bin/env bash
#
# TROUBLESHOOTING
# - To enable verbose algorithm/implementation debugging, use ./build -DDEBUG
# - If you see 'undefined reference to `AES_encrypt'',
# make sure you have openssl installed.
# If libcrypto.a is in a non-standard directory, try ./build -L[your-lib-dir]

1
MasterPassword/C/mpw-bench.c
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@ -16,6 +16,7 @@
#include <bcrypt/ow-crypt.h>
#include "mpw-algorithm.h"
#include "mpw-util.h"
#define MP_N 32768
#define MP_r 8

38
MasterPassword/C/mpw-cli.c
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@ -13,8 +13,6 @@
#include <histedit.h>
#endif
#define ftl(...) do { fprintf( stderr, __VA_ARGS__ ); exit(2); } while (0)
#include "mpw-algorithm.h"
#include "mpw-util.h"
@ -25,9 +23,9 @@
static void usage() {
fprintf( stderr, "Usage: mpw [-u name] [-t type] [-c counter] [-V version] [-v variant] [-C context] [-h] site\n\n" );
fprintf( stderr, "Usage: mpw [-u name] [-t type] [-c counter] [-a algorithm] [-V variant] [-C context] [-v|-q] [-h] site\n\n" );
fprintf( stderr, " -u name Specify the full name of the user.\n"
" Defaults to %s in env.\n\n", MP_env_fullname );
" Defaults to %s in env or prompts.\n\n", MP_env_fullname );
fprintf( stderr, " -t type Specify the password's template.\n"
" Defaults to %s in env or 'long' for password, 'name' for login.\n"
" x, max, maximum | 20 characters, contains symbols.\n"
@ -40,23 +38,27 @@ static void usage() {
" p, phrase | 20 character sentence.\n\n", MP_env_sitetype );
fprintf( stderr, " -c counter The value of the counter.\n"
" Defaults to %s in env or 1.\n\n", MP_env_sitecounter );
fprintf( stderr, " -V version The algorithm version to use.\n"
fprintf( stderr, " -a version The algorithm version to use.\n"
" Defaults to %s in env or %d.\n\n", MP_env_algorithm, MPAlgorithmVersionCurrent );
fprintf( stderr, " -v variant The kind of content to generate.\n"
fprintf( stderr, " -V variant The kind of content to generate.\n"
" Defaults to 'password'.\n"
" p, password | The password to log in with.\n"
" l, login | The username to log in as.\n"
" a, answer | The answer to a security question.\n\n" );
fprintf( stderr, " -C context A variant-specific context.\n"
" Defaults to empty.\n"
" -v p, password | Doesn't currently use a context.\n"
" -v l, login | Doesn't currently use a context.\n"
" -v a, answer | Empty for a universal site answer or\n"
" -V p, password | Doesn't currently use a context.\n"
" -V l, login | Doesn't currently use a context.\n"
" -V a, answer | Empty for a universal site answer or\n"
" | the most significant word(s) of the question.\n\n" );
fprintf( stderr, " -v Increase output verbosity (can be repeated).\n\n" );
fprintf( stderr, " -q Decrease output verbosity (can be repeated).\n\n" );
fprintf( stderr, " ENVIRONMENT\n\n"
" MP_FULLNAME | The full name of the user.\n"
" MP_SITETYPE | The default password template.\n"
" MP_SITECOUNTER | The default counter value.\n\n" );
" %-14s | The full name of the user (see -u).\n"
" %-14s | The default password template (see -t).\n"
" %-14s | The default counter value (see -c).\n"
" %-14s | The default algorithm version (see -a).\n\n",
MP_env_fullname, MP_env_sitetype, MP_env_sitecounter, MP_env_algorithm );
exit( 0 );
}
@ -111,7 +113,7 @@ int main(int argc, char *const argv[]) {
ftl( "Invalid %s: %s\n", MP_env_algorithm, algorithmVersionString );
// Read the options.
for (int opt; (opt = getopt( argc, argv, "u:P:t:c:v:V:C:h" )) != -1;)
for (int opt; (opt = getopt( argc, argv, "u:P:t:c:V:a:C:vqh" )) != -1;)
switch (opt) {
case 'u':
fullName = optarg;
@ -127,16 +129,22 @@ int main(int argc, char *const argv[]) {
case 'c':
siteCounterString = optarg;
break;
case 'v':
case 'V':
siteVariantString = optarg;
break;
case 'V':
case 'a':
if (sscanf( optarg, "%u", &algorithmVersion ) != 1)
ftl( "Not a version: %s\n", optarg );
break;
case 'C':
siteContextString = optarg;
break;
case 'v':
++mpw_verbosity;
break;
case 'q':
--mpw_verbosity;
break;
case 'h':
usage();
break;

47
MasterPassword/C/mpw-util.h
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@ -6,21 +6,50 @@
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <stdint.h>
//// Logging.
#ifdef DEBUG
#ifndef trc
#define trc(...) fprintf( stderr, __VA_ARGS__ )
#endif
#else
#ifndef trc
#define trc(...) do {} while (0)
#endif
int mpw_verbosity;
#ifndef trc
#define trc_level 3
#define trc(...) \
if (mpw_verbosity >= 3) \
fprintf( stderr, __VA_ARGS__ )
#endif
#ifndef dbg
#define dbg_level 2
#define dbg(...) \
if (mpw_verbosity >= 2) \
fprintf( stderr, __VA_ARGS__ )
#endif
#ifndef inf
#define inf_level 1
#define inf(...) \
if (mpw_verbosity >= 1) \
fprintf( stderr, __VA_ARGS__ )
#endif
#ifndef wrn
#define wrn_level 0
#define wrn(...) \
if (mpw_verbosity >= 0) \
fprintf( stderr, __VA_ARGS__ )
#endif
#ifndef err
#define err_level -1
#define err(...) \
if (mpw_verbosity >= -1) \
fprintf( stderr, __VA_ARGS__ )
#endif
#ifndef ftl
#define ftl(...) do { fprintf( stderr, __VA_ARGS__ ); abort(); } while (0)
#define ftl_level -2
#define ftl(...) \
do { \
if (mpw_verbosity >= -2) \
fprintf( stderr, __VA_ARGS__ ); \
exit( 2 ); \
} while (0)
#endif
//// Buffers and memory.