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Update the mpsites file after the operation and memory cleanup.

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This commit is contained in:
Maarten Billemont 2017-08-05 23:19:24 -04:00
parent 23491faccc
commit e15d01882f
3 changed files with 293 additions and 146 deletions
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160
core/c/mpw-marshall.c
View File

@ -19,6 +19,7 @@
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "mpw-marshall.h"
#include "mpw-util.h"
@ -32,7 +33,7 @@ MPMarshalledUser *mpw_marshall_user(
return NULL;
*user = (MPMarshalledUser){
.name = strdup( fullName ),
.fullName = strdup( fullName ),
.masterPassword = strdup( masterPassword ),
.algorithm = algorithmVersion,
.redacted = true,
@ -93,16 +94,16 @@ bool mpw_marshal_free(
bool success = true;
for (size_t s = 0; s < marshalledUser->sites_count; ++s) {
MPMarshalledSite site = marshalledUser->sites[s];
success &= mpw_free_string( site.name );
for (size_t q = 0; q < site.questions_count; ++q) {
MPMarshalledQuestion question = site.questions[q];
success &= mpw_free_string( question.keyword );
MPMarshalledSite *site = &marshalledUser->sites[s];
success &= mpw_free_string( site->name );
for (size_t q = 0; q < site->questions_count; ++q) {
MPMarshalledQuestion *question = &site->questions[q];
success &= mpw_free_string( question->keyword );
}
success &= mpw_free( site.questions, sizeof( MPMarshalledQuestion ) * site.questions_count );
success &= mpw_free( site->questions, sizeof( MPMarshalledQuestion ) * site->questions_count );
}
success &= mpw_free( marshalledUser->sites, sizeof( MPMarshalledSite ) * marshalledUser->sites_count );
success &= mpw_free_string( marshalledUser->name );
success &= mpw_free_string( marshalledUser->fullName );
success &= mpw_free_string( marshalledUser->masterPassword );
success &= mpw_free( marshalledUser, sizeof( MPMarshalledUser ) );
@ -113,7 +114,7 @@ static bool mpw_marshall_write_flat(
char **out, const MPMarshalledUser *user, MPMarshallError *error) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Unexpected internal error." };
if (!user->name || !strlen( user->name )) {
if (!user->fullName || !strlen( user->fullName )) {
*error = (MPMarshallError){ MPMarshallErrorMissing, "Missing full name." };
return false;
}
@ -123,7 +124,7 @@ static bool mpw_marshall_write_flat(
}
MPMasterKey masterKey = NULL;
MPAlgorithmVersion masterKeyAlgorithm = user->algorithm - 1;
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, user->algorithm, user->name, user->masterPassword )) {
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, user->algorithm, user->fullName, user->masterPassword )) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Couldn't derive master key." };
return false;
}
@ -141,8 +142,8 @@ static bool mpw_marshall_write_flat(
time_t now = time( NULL );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &now ) ))
mpw_string_pushf( out, "# Date: %s\n", dateString );
mpw_string_pushf( out, "# User Name: %s\n", user->name );
mpw_string_pushf( out, "# Full Name: %s\n", user->name );
mpw_string_pushf( out, "# User Name: %s\n", user->fullName );
mpw_string_pushf( out, "# Full Name: %s\n", user->fullName );
mpw_string_pushf( out, "# Avatar: %u\n", user->avatar );
mpw_string_pushf( out, "# Key ID: %s\n", mpw_id_buf( masterKey, MPMasterKeySize ) );
mpw_string_pushf( out, "# Algorithm: %d\n", user->algorithm );
@ -155,34 +156,34 @@ static bool mpw_marshall_write_flat(
// Sites.
for (size_t s = 0; s < user->sites_count; ++s) {
MPMarshalledSite site = user->sites[s];
if (!site.name || !strlen( site.name ))
MPMarshalledSite *site = &user->sites[s];
if (!site->name || !strlen( site->name ))
continue;
const char *content = NULL;
if (!user->redacted) {
// Clear Text
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, site.algorithm, user->name, user->masterPassword )) {
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, site->algorithm, user->fullName, user->masterPassword )) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Couldn't derive master key." };
return false;
}
if (site.type & MPPasswordTypeClassGenerated) {
MPSiteKey siteKey = mpw_siteKey( masterKey, site.name, site.counter, MPKeyPurposeAuthentication, NULL, site.algorithm );
content = mpw_sitePassword( siteKey, site.type, site.algorithm );
if (site->type & MPPasswordTypeClassGenerated) {
MPSiteKey siteKey = mpw_siteKey( masterKey, site->name, site->counter, MPKeyPurposeAuthentication, NULL, site->algorithm );
content = mpw_sitePassword( siteKey, site->type, site->algorithm );
mpw_free( siteKey, MPSiteKeySize );
}
else if (site.type & MPSiteFeatureExportContent && site.content && strlen( site.content ))
content = mpw_decrypt( masterKey, site.content, site.algorithm );
else if (site->type & MPSiteFeatureExportContent && site->content && strlen( site->content ))
content = mpw_decrypt( masterKey, site->content, site->algorithm );
}
else if (site.type & MPSiteFeatureExportContent && site.content && strlen( site.content ))
else if (site->type & MPSiteFeatureExportContent && site->content && strlen( site->content ))
// Redacted
content = strdup( site.content );
content = strdup( site->content );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &site.lastUsed ) ))
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &site->lastUsed ) ))
mpw_string_pushf( out, "%s %8ld %lu:%lu:%lu %25s\t%25s\t%s\n",
dateString, (long)site.uses, (long)site.type, (long)site.algorithm, (long)site.counter,
site.loginName?: "", site.name, content?: "" );
dateString, (long)site->uses, (long)site->type, (long)site->algorithm, (long)site->counter,
site->loginName?: "", site->name, content?: "" );
mpw_free_string( content );
}
mpw_free( masterKey, MPMasterKeySize );
@ -195,7 +196,7 @@ static bool mpw_marshall_write_json(
char **out, const MPMarshalledUser *user, MPMarshallError *error) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Unexpected internal error." };
if (!user->name || !strlen( user->name )) {
if (!user->fullName || !strlen( user->fullName )) {
*error = (MPMarshallError){ MPMarshallErrorMissing, "Missing full name." };
return false;
}
@ -205,7 +206,7 @@ static bool mpw_marshall_write_json(
}
MPMasterKey masterKey = NULL;
MPAlgorithmVersion masterKeyAlgorithm = user->algorithm - 1;
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, user->algorithm, user->name, user->masterPassword )) {
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, user->algorithm, user->fullName, user->masterPassword )) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Couldn't derive master key." };
return false;
}
@ -226,7 +227,7 @@ static bool mpw_marshall_write_json(
json_object *json_user = json_object_new_object();
json_object_object_add( json_file, "user", json_user );
json_object_object_add( json_user, "avatar", json_object_new_int( (int)user->avatar ) );
json_object_object_add( json_user, "full_name", json_object_new_string( user->name ) );
json_object_object_add( json_user, "full_name", json_object_new_string( user->fullName ) );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &user->lastUsed ) ))
json_object_object_add( json_user, "last_used", json_object_new_string( dateString ) );
@ -239,59 +240,59 @@ static bool mpw_marshall_write_json(
json_object *json_sites = json_object_new_object();
json_object_object_add( json_file, "sites", json_sites );
for (size_t s = 0; s < user->sites_count; ++s) {
MPMarshalledSite site = user->sites[s];
if (!site.name || !strlen( site.name ))
MPMarshalledSite *site = &user->sites[s];
if (!site->name || !strlen( site->name ))
continue;
const char *content = NULL;
if (!user->redacted) {
// Clear Text
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, site.algorithm, user->name, user->masterPassword )) {
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm, site->algorithm, user->fullName, user->masterPassword )) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Couldn't derive master key." };
return false;
}
if (site.type & MPPasswordTypeClassGenerated) {
MPSiteKey siteKey = mpw_siteKey( masterKey, site.name, site.counter, MPKeyPurposeAuthentication, NULL, site.algorithm );
content = mpw_sitePassword( siteKey, site.type, site.algorithm );
if (site->type & MPPasswordTypeClassGenerated) {
MPSiteKey siteKey = mpw_siteKey( masterKey, site->name, site->counter, MPKeyPurposeAuthentication, NULL, site->algorithm );
content = mpw_sitePassword( siteKey, site->type, site->algorithm );
mpw_free( siteKey, MPSiteKeySize );
}
else if (site.type & MPSiteFeatureExportContent && site.content && strlen( site.content ))
content = mpw_decrypt( masterKey, site.content, site.algorithm );
else if (site->type & MPSiteFeatureExportContent && site->content && strlen( site->content ))
content = mpw_decrypt( masterKey, site->content, site->algorithm );
}
else if (site.type & MPSiteFeatureExportContent && site.content && strlen( site.content ))
else if (site->type & MPSiteFeatureExportContent && site->content && strlen( site->content ))
// Redacted
content = strdup( site.content );
content = strdup( site->content );
json_object *json_site = json_object_new_object();
json_object_object_add( json_sites, site.name, json_site );
json_object_object_add( json_site, "type", json_object_new_int( (int)site.type ) );
json_object_object_add( json_site, "counter", json_object_new_int( (int)site.counter ) );
json_object_object_add( json_site, "algorithm", json_object_new_int( (int)site.algorithm ) );
json_object_object_add( json_sites, site->name, json_site );
json_object_object_add( json_site, "type", json_object_new_int( (int)site->type ) );
json_object_object_add( json_site, "counter", json_object_new_int( (int)site->counter ) );
json_object_object_add( json_site, "algorithm", json_object_new_int( (int)site->algorithm ) );
if (content)
json_object_object_add( json_site, "password", json_object_new_string( content ) );
if (site.loginName)
json_object_object_add( json_site, "login_name", json_object_new_string( site.loginName ) );
json_object_object_add( json_site, "login_generated", json_object_new_boolean( site.loginGenerated ) );
if (site->loginName)
json_object_object_add( json_site, "login_name", json_object_new_string( site->loginName ) );
json_object_object_add( json_site, "login_generated", json_object_new_boolean( site->loginGenerated ) );
json_object_object_add( json_site, "uses", json_object_new_int( (int)site.uses ) );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &site.lastUsed ) ))
json_object_object_add( json_site, "uses", json_object_new_int( (int)site->uses ) );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &site->lastUsed ) ))
json_object_object_add( json_site, "last_used", json_object_new_string( dateString ) );
json_object *json_site_questions = json_object_new_object();
json_object_object_add( json_site, "questions", json_site_questions );
for (size_t q = 0; q < site.questions_count; ++q) {
MPMarshalledQuestion question = site.questions[q];
if (!question.keyword)
for (size_t q = 0; q < site->questions_count; ++q) {
MPMarshalledQuestion *question = &site->questions[q];
if (!question->keyword)
continue;
json_object *json_site_question = json_object_new_object();
json_object_object_add( json_site_questions, question.keyword, json_site_question );
json_object_object_add( json_site_questions, question->keyword, json_site_question );
if (!user->redacted) {
// Clear Text
MPSiteKey siteKey = mpw_siteKey( masterKey, site.name, 1, MPKeyPurposeRecovery, question.keyword, site.algorithm );
const char *answer = mpw_sitePassword( siteKey, MPPasswordTypeGeneratedPhrase, site.algorithm );
MPSiteKey siteKey = mpw_siteKey( masterKey, site->name, 1, MPKeyPurposeRecovery, question->keyword, site->algorithm );
const char *answer = mpw_sitePassword( siteKey, MPPasswordTypeGeneratedPhrase, site->algorithm );
mpw_free( siteKey, MPSiteKeySize );
if (answer)
json_object_object_add( json_site_question, "answer", json_object_new_string( answer ) );
@ -300,8 +301,8 @@ static bool mpw_marshall_write_json(
json_object *json_site_mpw = json_object_new_object();
json_object_object_add( json_site, "_ext_mpw", json_site_mpw );
if (site.url)
json_object_object_add( json_site_mpw, "url", json_object_new_string( site.url ) );
if (site->url)
json_object_object_add( json_site_mpw, "url", json_object_new_string( site->url ) );
mpw_free_string( content );
}
@ -699,3 +700,52 @@ MPMarshalledUser *mpw_marshall_read(
*error = (MPMarshallError){ MPMarshallErrorFormat, mpw_str( "Unsupported input format: %u", inFormat ) };
return NULL;
}
const MPMarshallFormat mpw_formatWithName(
const char *formatName) {
// Lower-case to standardize it.
size_t stdFormatNameSize = strlen( formatName );
char stdFormatName[stdFormatNameSize + 1];
for (size_t c = 0; c < stdFormatNameSize; ++c)
stdFormatName[c] = (char)tolower( formatName[c] );
stdFormatName[stdFormatNameSize] = '\0';
if (strncmp( mpw_nameForFormat( MPMarshallFormatFlat ), stdFormatName, strlen( stdFormatName ) ) == 0)
return MPMarshallFormatFlat;
if (strncmp( mpw_nameForFormat( MPMarshallFormatJSON ), stdFormatName, strlen( stdFormatName ) ) == 0)
return MPMarshallFormatJSON;
dbg( "Not a format name: %s\n", stdFormatName );
return (MPMarshallFormat)ERR;
}
const char *mpw_nameForFormat(
const MPMarshallFormat format) {
switch (format) {
case MPMarshallFormatFlat:
return "flat";
case MPMarshallFormatJSON:
return "json";
default: {
dbg( "Unknown format: %d\n", format );
return NULL;
}
}
}
const char *mpw_marshall_format_extension(
const MPMarshallFormat format) {
switch (format) {
case MPMarshallFormatFlat:
return "mpsites";
case MPMarshallFormatJSON:
return "mpsites.json";
default: {
dbg( "Unknown format: %d\n", format );
return NULL;
}
}
}

22
core/c/mpw-marshall.h
View File

@ -30,6 +30,8 @@ typedef enum( unsigned int, MPMarshallFormat ) {
MPMarshallFormatFlat,
/** Generate a name for identification. */
MPMarshallFormatJSON,
MPMarshallFormatDefault = MPMarshallFormatJSON,
};
typedef enum( unsigned int, MPMarshallErrorType ) {
@ -76,7 +78,7 @@ typedef struct MPMarshalledSite {
} MPMarshalledSite;
typedef struct MPMarshalledUser {
const char *name;
const char *fullName;
const char *masterPassword;
MPAlgorithmVersion algorithm;
bool redacted;
@ -93,9 +95,6 @@ typedef struct MPMarshalledUser {
bool mpw_marshall_write(
char **out, const MPMarshallFormat outFormat, const MPMarshalledUser *marshalledUser, MPMarshallError *error);
//// Unmarshalling.
MPMarshalledUser *mpw_marshall_read(
char *in, const MPMarshallFormat inFormat, const char *masterPassword, MPMarshallError *error);
@ -111,4 +110,19 @@ MPMarshalledQuestion *mpw_marshal_question(
bool mpw_marshal_free(
MPMarshalledUser *marshalledUser);
//// Format.
/**
* @return The purpose represented by the given name.
*/
const MPMarshallFormat mpw_formatWithName(
const char *formatName);
/**
* @return The standard name for the given purpose.
*/
const char *mpw_nameForFormat(
const MPMarshallFormat format);
const char *mpw_marshall_format_extension(
const MPMarshallFormat format);
#endif // _MPW_MARSHALL_H

241
platform-independent/cli-c/cli/mpw-cli.c
View File

@ -22,7 +22,7 @@
static void usage() {
inf( ""
"Usage: mpw [-u name] [-t type] [-c counter] [-a algorithm] [-p purpose] [-C context] [-v|-q] [-h] site\n\n" );
"Usage: mpw [-u name] [-t type] [-c counter] [-a algorithm] [-p purpose] [-C context] [-f|-F format] [-v|-q] [-h] site\n\n" );
inf( ""
" -u name Specify the full name of the user.\n"
" Defaults to %s in env or prompts.\n\n", MP_env_fullName );
@ -56,8 +56,14 @@ static void usage() {
" -p i, ident | -\n"
" -p r, rec | Most significant word in security question.\n\n" );
inf( ""
" -v Increase output verbosity (can be repeated).\n\n" );
" -f|F format The mpsites format to use for reading/writing site parameters.\n"
" -F forces the use of the given format, -f allows fallback/migration.\n"
" Defaults to json, falls back to plain.\n"
" f, flat | ~/.mpw.d/Full Name.%s\n"
" j, json | ~/.mpw.d/Full Name.%s\n\n",
mpw_marshall_format_extension( MPMarshallFormatFlat ), mpw_marshall_format_extension( MPMarshallFormatJSON ) );
inf( ""
" -v Increase output verbosity (can be repeated).\n"
" -q Decrease output verbosity (can be repeated).\n\n" );
inf( ""
" ENVIRONMENT\n\n"
@ -108,18 +114,20 @@ int main(int argc, char *const argv[]) {
// Master Password defaults.
const char *fullName = NULL, *masterPassword = NULL, *siteName = NULL, *keyContext = NULL;
uint32_t siteCounter = 1;
MPPasswordType passwordType = MPPasswordTypeDefault;
MPKeyPurpose keyPurpose = MPKeyPurposeAuthentication;
MPAlgorithmVersion algorithmVersion = MPAlgorithmVersionCurrent;
uint32_t siteCounter = 1;
MPMarshallFormat sitesFormat = MPMarshallFormatDefault;
bool sitesFormatFixed = false;
// Read the environment.
const char *fullNameArg = getenv( MP_env_fullName ), *masterPasswordArg = NULL, *siteNameArg = NULL;
const char *passwordTypeArg = NULL, *keyPurposeArg = NULL, *keyContextArg = NULL, *siteCounterArg = NULL;
const char *algorithmVersionArg = getenv( MP_env_algorithm );
const char *fullNameArg = getenv( MP_env_fullName ), *masterPasswordArg = NULL;
const char *passwordTypeArg = NULL, *siteCounterArg = NULL, *algorithmVersionArg = getenv( MP_env_algorithm );
const char *keyPurposeArg = NULL, *keyContextArg = NULL, *sitesFormatArg = NULL, *siteNameArg = NULL;
// Read the command-line options.
for (int opt; (opt = getopt( argc, argv, "u:P:t:c:V:a:C:vqh" )) != EOF;)
for (int opt; (opt = getopt( argc, argv, "u:P:t:c:a:p:C:f:F:vqh" )) != EOF;)
switch (opt) {
case 'u':
fullNameArg = optarg;
@ -134,15 +142,23 @@ int main(int argc, char *const argv[]) {
case 'c':
siteCounterArg = optarg;
break;
case 'p':
keyPurposeArg = optarg;
break;
case 'a':
algorithmVersionArg = optarg;
break;
case 'p':
keyPurposeArg = optarg;
break;
case 'C':
keyContextArg = optarg;
break;
case 'f':
sitesFormatArg = optarg;
sitesFormatFixed = false;
break;
case 'F':
sitesFormatArg = optarg;
sitesFormatFixed = true;
break;
case 'v':
++mpw_verbosity;
break;
@ -177,12 +193,13 @@ int main(int argc, char *const argv[]) {
// Empty strings unset the argument.
fullNameArg = fullNameArg && strlen( fullNameArg )? fullNameArg: NULL;
masterPasswordArg = masterPasswordArg && strlen( masterPasswordArg )? masterPasswordArg: NULL;
siteNameArg = siteNameArg && strlen( siteNameArg )? siteNameArg: NULL;
passwordTypeArg = passwordTypeArg && strlen( passwordTypeArg )? passwordTypeArg: NULL;
keyPurposeArg = keyPurposeArg && strlen( keyPurposeArg )? keyPurposeArg: NULL;
keyContextArg = keyContextArg && strlen( keyContextArg )? keyContextArg: NULL;
siteCounterArg = siteCounterArg && strlen( siteCounterArg )? siteCounterArg: NULL;
algorithmVersionArg = algorithmVersionArg && strlen( algorithmVersionArg )? algorithmVersionArg: NULL;
keyPurposeArg = keyPurposeArg && strlen( keyPurposeArg )? keyPurposeArg: NULL;
keyContextArg = keyContextArg && strlen( keyContextArg )? keyContextArg: NULL;
sitesFormatArg = sitesFormatArg && strlen( sitesFormatArg )? sitesFormatArg: NULL;
siteNameArg = siteNameArg && strlen( siteNameArg )? siteNameArg: NULL;
// Determine fullName, siteName & masterPassword.
if (!(fullNameArg && (fullName = strdup( fullNameArg ))) &&
@ -198,96 +215,90 @@ int main(int argc, char *const argv[]) {
if (!(masterPasswordArg && (masterPassword = strdup( masterPasswordArg ))))
while (!masterPassword || !strlen( masterPassword ))
masterPassword = getpass( "Your master password: " );
if (sitesFormatArg) {
sitesFormat = mpw_formatWithName( sitesFormatArg );
if (ERR == sitesFormat) {
ftl( "Invalid sites format: %s\n", sitesFormatArg );
return EX_USAGE;
}
}
// Find the user's sites file.
FILE *mpwSites = NULL;
MPMarshallFormat mpwSitesFormat = MPMarshallFormatJSON;
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 = mpw_path( fullName, "mpsites" );
if (!mpwSitesPath || !(mpwSites = fopen( mpwSitesPath, "r" )))
dbg( "Couldn't open configuration file:\n %s: %s\n", mpwSitesPath, strerror( errno ) );
FILE *sitesFile = NULL;
char *sitesPath = mpw_path( fullName, mpw_marshall_format_extension( sitesFormat ) );
if (!sitesPath || !(sitesFile = fopen( sitesPath, "r" ))) {
dbg( "Couldn't open configuration file:\n %s: %s\n", sitesPath, strerror( errno ) );
free( sitesPath );
// Try to fall back to the flat format.
if (!sitesFormatFixed) {
sitesFormat = MPMarshallFormatFlat;
sitesPath = mpw_path( fullName, mpw_marshall_format_extension( sitesFormat ) );
if (!sitesPath || !(sitesFile = fopen( sitesPath, "r" )))
dbg( "Couldn't open configuration file:\n %s: %s\n", sitesPath, strerror( errno ) );
}
}
// Read the user's sites file.
if (mpwSites) {
MPMarshalledUser *user = NULL;
MPMarshalledSite *site = NULL;
if (!sitesFile) {
free( sitesPath );
sitesPath = NULL;
}
else {
// Read file.
size_t readAmount = 4096, bufSize = 0, bufOffset = 0, readSize = 0;
char *buf = NULL;
while ((mpw_realloc( &buf, &bufSize, readAmount )) &&
(bufOffset += (readSize = fread( buf + bufOffset, 1, readAmount, mpwSites ))) &&
(bufOffset += (readSize = fread( buf + bufOffset, 1, readAmount, sitesFile ))) &&
(readSize == readAmount));
if (ferror( mpwSites ))
wrn( "Error while reading configuration file:\n %s: %d\n", mpwSitesPath, ferror( mpwSites ) );
fclose( mpwSites );
if (ferror( sitesFile ))
wrn( "Error while reading configuration file:\n %s: %d\n", sitesPath, ferror( sitesFile ) );
fclose( sitesFile );
// Parse file.
MPMarshallError marshallError = { MPMarshallSuccess };
MPMarshalledUser *user = mpw_marshall_read( buf, mpwSitesFormat, masterPassword, &marshallError );
user = mpw_marshall_read( buf, sitesFormat, masterPassword, &marshallError );
mpw_free( buf, bufSize );
if (!user || marshallError.type != MPMarshallSuccess) {
if (marshallError.type == MPMarshallErrorMasterPassword) {
ftl( "Incorrect master password according to configuration:\n %s: %s\n", mpwSitesPath, marshallError.description );
ftl( "Incorrect master password according to configuration:\n %s: %s\n", sitesPath, marshallError.description );
return EX_DATAERR;
}
else
err( "Couldn't parse configuration file:\n %s: %s\n", mpwSitesPath, marshallError.description );
err( "Couldn't parse configuration file:\n %s: %s\n", sitesPath, marshallError.description );
mpw_marshal_free( user );
user = NULL;
free( sitesPath );
sitesPath = NULL;
}
else {
// Load defaults.
mpw_free_string( fullName );
mpw_free_string( masterPassword );
fullName = strdup( user->name );
fullName = strdup( user->fullName );
masterPassword = strdup( user->masterPassword );
algorithmVersion = user->algorithm;
passwordType = user->defaultType;
for (size_t s = 0; s < user->sites_count; ++s) {
MPMarshalledSite site = user->sites[s];
if (strcmp( siteName, site.name ) == 0) {
passwordType = site.type;
siteCounter = site.counter;
algorithmVersion = site.algorithm;
site = &user->sites[s];
if (strcmp( siteName, site->name ) != 0) {
site = NULL;
continue;
}
passwordType = site->type;
siteCounter = site->counter;
algorithmVersion = site->algorithm;
break;
}
}
// Current format is not current, write out a new current format config file.
if (mpwSitesFormat != MPMarshallFormatJSON) {
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 ) );
else {
buf = NULL;
if (!mpw_marshall_write( &buf, MPMarshallFormatJSON, user, &marshallError ) || marshallError.type != MPMarshallSuccess)
wrn( "Couldn't encode updated configuration file:\n %s: %s\n", mpwSitesPath, marshallError.description );
else if (fwrite( buf, sizeof( char ), strlen( buf ), mpwSites ) != strlen( buf ))
wrn( "Error while writing updated configuration file:\n %s: %d\n", mpwSitesPath, ferror( mpwSites ) );
mpw_free_string( buf );
fclose( mpwSites );
}
}
mpw_marshal_free( user );
}
}
free( mpwSitesPath );
// Parse default/config-overriding command-line parameters.
if (algorithmVersionArg && strlen( algorithmVersionArg )) {
int algorithmVersionInt = atoi( algorithmVersionArg );
if (algorithmVersionInt < MPAlgorithmVersionFirst || algorithmVersionInt > MPAlgorithmVersionLast) {
ftl( "Invalid algorithm version: %s\n", algorithmVersionArg );
return EX_USAGE;
}
algorithmVersion = (MPAlgorithmVersion)algorithmVersionInt;
}
if (siteCounterArg && strlen( siteCounterArg )) {
if (siteCounterArg) {
long long int siteCounterInt = atoll( siteCounterArg );
if (siteCounterInt < 0 || siteCounterInt > UINT32_MAX) {
ftl( "Invalid site counter: %s\n", siteCounterArg );
@ -295,28 +306,47 @@ int main(int argc, char *const argv[]) {
}
siteCounter = (uint32_t)siteCounterInt;
}
if (keyPurposeArg && strlen( keyPurposeArg )) {
if (algorithmVersionArg) {
int algorithmVersionInt = atoi( algorithmVersionArg );
if (algorithmVersionInt < MPAlgorithmVersionFirst || algorithmVersionInt > MPAlgorithmVersionLast) {
ftl( "Invalid algorithm version: %s\n", algorithmVersionArg );
return EX_USAGE;
}
algorithmVersion = (MPAlgorithmVersion)algorithmVersionInt;
}
if (keyPurposeArg) {
keyPurpose = mpw_purposeWithName( keyPurposeArg );
if (ERR == keyPurpose) {
ftl( "Invalid purpose: %s\n", keyPurposeArg );
return EX_USAGE;
}
}
if (keyPurpose == MPKeyPurposeIdentification)
char *purposeResult = "password";
switch (keyPurpose) {
case MPKeyPurposeAuthentication:
break;
case MPKeyPurposeIdentification: {
passwordType = MPPasswordTypeGeneratedName;
if (keyPurpose == MPKeyPurposeRecovery)
purposeResult = "login";
break;
}
case MPKeyPurposeRecovery: {
passwordType = MPPasswordTypeGeneratedPhrase;
if (passwordTypeArg && strlen( passwordTypeArg )) {
purposeResult = "answer";
break;
}
}
if (passwordTypeArg) {
passwordType = mpw_typeWithName( passwordTypeArg );
if (ERR == passwordType) {
ftl( "Invalid type: %s\n", passwordTypeArg );
return EX_USAGE;
}
}
if (keyContextArg && strlen( keyContextArg ))
if (keyContextArg)
keyContext = strdup( keyContextArg );
// Summarize operation.
// Operation summary.
const char *identicon = mpw_identicon( fullName, masterPassword );
if (!identicon)
wrn( "Couldn't determine identicon.\n" );
@ -324,6 +354,8 @@ int main(int argc, char *const argv[]) {
dbg( "fullName : %s\n", fullName );
trc( "masterPassword : %s\n", masterPassword );
dbg( "identicon : %s\n", identicon );
dbg( "sitesFormat : %s%s\n", mpw_nameForFormat( sitesFormat ), sitesFormatFixed? " (fixed)": "" );
dbg( "sitesPath : %s\n", sitesPath );
dbg( "siteName : %s\n", siteName );
dbg( "siteCounter : %u\n", siteCounter );
dbg( "keyPurpose : %s (%u)\n", mpw_nameForPurpose( keyPurpose ), keyPurpose );
@ -331,10 +363,12 @@ int main(int argc, char *const argv[]) {
dbg( "passwordType : %s (%u)\n", mpw_nameForType( passwordType ), passwordType );
dbg( "algorithmVersion : %u\n", algorithmVersion );
dbg( "-----------------\n\n" );
inf( "%s's password for %s:\n[ %s ]: ", fullName, siteName, identicon );
inf( "%s's %s for %s:\n[ %s ]: ", fullName, purposeResult, siteName, identicon );
mpw_free_string( identicon );
if (sitesPath)
free( sitesPath );
// Output the password.
// Determine master key.
MPMasterKey masterKey = mpw_masterKey(
fullName, masterPassword, algorithmVersion );
mpw_free_string( masterPassword );
@ -344,19 +378,68 @@ int main(int argc, char *const argv[]) {
return EX_SOFTWARE;
}
// Output the result.
if (passwordType & MPPasswordTypeClassGenerated) {
MPSiteKey siteKey = mpw_siteKey( masterKey, siteName, siteCounter, keyPurpose, keyContext, algorithmVersion );
const char *sitePassword = mpw_sitePassword( siteKey, passwordType, algorithmVersion );
mpw_free( masterKey, MPMasterKeySize );
mpw_free( siteKey, MPSiteKeySize );
mpw_free_string( siteName );
mpw_free_string( keyContext );
if (!sitePassword) {
ftl( "Couldn't derive site password.\n" );
mpw_free( masterKey, MPMasterKeySize );
return EX_SOFTWARE;
}
fprintf( stdout, "%s\n", sitePassword );
mpw_free_string( sitePassword );
}
else if (site && site->content) {
const char *sitePassword = mpw_decrypt( masterKey, site->content, algorithmVersion );
if (!sitePassword) {
ftl( "Couldn't decrypt site password.\n" );
mpw_free( masterKey, MPMasterKeySize );
return EX_SOFTWARE;
}
fprintf( stdout, "%s\n", sitePassword );
mpw_free_string( sitePassword );
}
mpw_free( masterKey, MPMasterKeySize );
mpw_free_string( siteName );
mpw_free_string( keyContext );
// Update the mpsites file.
if (user) {
if (site) {
site->type = passwordType;
site->counter = siteCounter;
site->algorithm = algorithmVersion;
site->lastUsed = user->lastUsed = time( NULL );
site->uses++;
}
if (!sitesFormatFixed)
sitesFormat = MPMarshallFormatDefault;
sitesPath = mpw_path( user->fullName, mpw_marshall_format_extension( sitesFormat ) );
dbg( "Updating: %s (%s)\n", sitesPath, mpw_nameForFormat( sitesFormat ) );
if (!sitesPath || !(sitesFile = fopen( sitesPath, "w" )))
wrn( "Couldn't create updated configuration file:\n %s: %s\n", sitesPath, strerror( errno ) );
else {
char *buf = NULL;
MPMarshallError marshallError = { MPMarshallSuccess };
if (!mpw_marshall_write( &buf, sitesFormat, user, &marshallError ) || marshallError.type != MPMarshallSuccess)
wrn( "Couldn't encode updated configuration file:\n %s: %s\n", sitesPath, marshallError.description );
else if (fwrite( buf, sizeof( char ), strlen( buf ), sitesFile ) != strlen( buf ))
wrn( "Error while writing updated configuration file:\n %s: %d\n", sitesPath, ferror( sitesFile ) );
mpw_free_string( buf );
fclose( sitesFile );
}
free( sitesPath );
mpw_marshal_free( user );
}
return 0;
}