skylab/MasterPassword
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Standardize C CLI exit codes.

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This commit is contained in:
Maarten Billemont 2017-08-03 11:05:37 -04:00
parent 096919637f
commit db41a6635f
1 changed files with 20 additions and 18 deletions
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38
platform-independent/cli-c/cli/mpw-cli.c
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@ -4,6 +4,7 @@
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sysexits.h>
#if defined(READLINE)
#include <readline/readline.h>
@ -66,7 +67,7 @@ static void usage() {
exit( 0 );
}
static char *mpwPath(const char *prefix, const char *extension) {
static char *mpw_path(const char *prefix, const char *extension) {
char *homedir = NULL;
struct passwd *passwd = getpwuid( getuid() );
@ -155,20 +156,20 @@ int main(int argc, char *const argv[]) {
switch (optopt) {
case 'u':
ftl( "Missing full name to option: -%c\n", optopt );
return 1;
return EX_USAGE;
case 't':
ftl( "Missing type name to option: -%c\n", optopt );
return 1;
return EX_USAGE;
case 'c':
ftl( "Missing counter value to option: -%c\n", optopt );
return 1;
return EX_USAGE;
default:
ftl( "Unknown option: -%c\n", optopt );
return 1;
return EX_USAGE;
}
default:
ftl( "Unexpected option: %c", opt );
return 1;
return EX_USAGE;
}
if (optind < argc)
siteNameArg = argv[optind];
@ -187,12 +188,12 @@ int main(int argc, char *const argv[]) {
if (!(fullNameArg && (fullName = strdup( fullNameArg ))) &&
!(fullName = getline_prompt( "Your full name:" ))) {
ftl( "Missing full name.\n" );
return 1;
return EX_DATAERR;
}
if (!(siteNameArg && (siteName = strdup( siteNameArg ))) &&
!(siteName = getline_prompt( "Site name:" ))) {
ftl( "Missing site name.\n" );
return 1;
return EX_DATAERR;
}
if (!(masterPasswordArg && (masterPassword = strdup( masterPasswordArg ))))
while (!masterPassword || !strlen( masterPassword ))
@ -201,11 +202,12 @@ int main(int argc, char *const argv[]) {
// Find the user's sites file.
FILE *mpwSites = NULL;
MPMarshallFormat mpwSitesFormat = MPMarshallFormatJSON;
char *mpwSitesPath = mpwPath( fullName, "mpsites.json" );
char *mpwSitesPath = mpw_path( fullName, "mpsites.json" );
if (!mpwSitesPath || !(mpwSites = fopen( mpwSitesPath, "r" ))) {
dbg( "Couldn't open configuration file:\n %s: %s\n", mpwSitesPath, strerror( errno ) );
free( mpwSitesPath );
mpwSitesFormat = MPMarshallFormatFlat;
mpwSitesPath = mpwPath( fullName, "mpsites" );
mpwSitesPath = mpw_path( fullName, "mpsites" );
if (!mpwSitesPath || !(mpwSites = fopen( mpwSitesPath, "r" )))
dbg( "Couldn't open configuration file:\n %s: %s\n", mpwSitesPath, strerror( errno ) );
}
@ -229,7 +231,7 @@ int main(int argc, char *const argv[]) {
if (!user || marshallError.type != MPMarshallSuccess) {
if (marshallError.type == MPMarshallErrorMasterPassword) {
ftl( "Incorrect master password according to configuration:\n %s: %s\n", mpwSitesPath, marshallError.description );
return 1;
return EX_DATAERR;
} else
err( "Couldn't parse configuration file:\n %s: %s\n", mpwSitesPath, marshallError.description );
}
@ -254,7 +256,7 @@ int main(int argc, char *const argv[]) {
// Current format is not current, write out a new current format config file.
if (mpwSitesFormat != MPMarshallFormatJSON) {
mpwSitesPath = mpwPath( fullName, "mpsites.json" );
mpwSitesPath = mpw_path( fullName, "mpsites.json" );
if (!mpwSitesPath || !(mpwSites = fopen( mpwSitesPath, "w" )))
wrn( "Couldn't create updated configuration file:\n %s: %s\n", mpwSitesPath, strerror( errno ) );
@ -280,7 +282,7 @@ int main(int argc, char *const argv[]) {
int algorithmVersionInt = atoi( algorithmVersionArg );
if (algorithmVersionInt < MPAlgorithmVersionFirst || algorithmVersionInt > MPAlgorithmVersionLast) {
ftl( "Invalid algorithm version: %s\n", algorithmVersionArg );
return 1;
return EX_USAGE;
}
algorithmVersion = (MPAlgorithmVersion)algorithmVersionInt;
}
@ -288,18 +290,18 @@ int main(int argc, char *const argv[]) {
long long int siteCounterInt = atoll( siteCounterArg );
if (siteCounterInt < 0 || siteCounterInt > UINT32_MAX) {
ftl( "Invalid site counter: %s\n", siteCounterArg );
return 1;
return EX_USAGE;
}
siteCounter = (uint32_t)siteCounterInt;
}
if (keyPurposeArg)
keyPurpose = mpw_purposeWithName( keyPurposeArg );
keyPurpose = mpw_purposeWithName( keyPurposeArg ); // TODO: error check
if (keyPurpose == MPKeyPurposeIdentification)
passwordType = MPPasswordTypeGeneratedName;
if (keyPurpose == MPKeyPurposeRecovery)
passwordType = MPPasswordTypeGeneratedPhrase;
if (passwordTypeArg)
passwordType = mpw_typeWithName( passwordTypeArg );
passwordType = mpw_typeWithName( passwordTypeArg ); // TODO: error check
if (keyContextArg)
keyContext = strdup( keyContextArg );
@ -328,7 +330,7 @@ int main(int argc, char *const argv[]) {
mpw_free_string( fullName );
if (!masterKey) {
ftl( "Couldn't derive master key." );
return 1;
return EX_SOFTWARE;
}
MPSiteKey siteKey = mpw_siteKey( masterKey, siteName, siteCounter, keyPurpose, keyContext, algorithmVersion );
@ -339,7 +341,7 @@ int main(int argc, char *const argv[]) {
mpw_free_string( keyContext );
if (!sitePassword) {
ftl( "Couldn't derive site password." );
return 1;
return EX_SOFTWARE;
}
fprintf( stdout, "%s\n", sitePassword );