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Algorithm versions in C and wire ObjC into C, remove ObjC algorithm implementation.

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This commit is contained in:
Maarten Billemont 2015-01-15 17:43:41 -05:00
parent 6304b3a619
commit 57769ba199
25 changed files with 750 additions and 449 deletions
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118
MasterPassword/C/mpw-algorithm.c
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@ -6,106 +6,48 @@
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "mpw-types.h"
#include "mpw-util.h"
#include "mpw-algorithm.h"
#include "mpw-algorithm_v0.c"
#include "mpw-algorithm_v1.c"
#include "mpw-algorithm_v2.c"
#include "mpw-algorithm_v3.c"
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
const uint8_t *mpw_masterKeyForUser(const char *fullName, const char *masterPassword) {
const uint8_t *mpw_masterKeyForUser(const char *fullName, const char *masterPassword, const MPAlgorithmVersion algorithmVersion) {
const char *mpKeyScope = mpw_scopeForVariant( MPSiteVariantPassword );
trc( "fullName: %s\n", fullName );
trc( "masterPassword: %s\n", masterPassword );
trc( "key scope: %s\n", mpKeyScope );
// Calculate the master key salt.
// masterKeySalt = mpKeyScope . #fullName . fullName
size_t masterKeySaltSize = 0;
uint8_t *masterKeySalt = NULL;
mpw_pushString( &masterKeySalt, &masterKeySaltSize, mpKeyScope );
mpw_pushInt( &masterKeySalt, &masterKeySaltSize, htonl( strlen( fullName ) ) );
mpw_pushString( &masterKeySalt, &masterKeySaltSize, fullName );
if (!masterKeySalt) {
ftl( "Could not allocate master key salt: %d\n", errno );
return NULL;
switch (algorithmVersion) {
case MPAlgorithmVersion0:
return mpw_masterKeyForUser_v0( fullName, masterPassword );
case MPAlgorithmVersion1:
return mpw_masterKeyForUser_v1( fullName, masterPassword );
case MPAlgorithmVersion2:
return mpw_masterKeyForUser_v2( fullName, masterPassword );
case MPAlgorithmVersion3:
return mpw_masterKeyForUser_v3( fullName, masterPassword );
default:
ftl( "Unsupported version: %d", algorithmVersion );
return NULL;
}
trc( "masterKeySalt ID: %s\n", mpw_idForBuf( masterKeySalt, masterKeySaltSize ) );
// Calculate the master key.
// masterKey = scrypt( masterPassword, masterKeySalt )
const uint8_t *masterKey = mpw_scrypt( MP_dkLen, masterPassword, masterKeySalt, masterKeySaltSize, MP_N, MP_r, MP_p );
mpw_free( masterKeySalt, masterKeySaltSize );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
return NULL;
}
trc( "masterKey ID: %s\n", mpw_idForBuf( masterKey, MP_dkLen ) );
return masterKey;
}
const char *mpw_passwordForSite(const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext) {
const MPSiteVariant siteVariant, const char *siteContext, const MPAlgorithmVersion algorithmVersion) {
const char *siteScope = mpw_scopeForVariant( siteVariant );
trc( "siteName: %s\n", siteName );
trc( "siteCounter: %d\n", siteCounter );
trc( "siteVariant: %d\n", siteVariant );
trc( "siteType: %d\n", siteType );
trc( "site scope: %s, context: %s\n", siteScope, siteContext == NULL? "<empty>": siteContext );
// Calculate the site seed.
// sitePasswordSeed = hmac-sha256( masterKey, siteScope . #siteName . siteName . siteCounter . #siteContext . siteContext )
size_t sitePasswordInfoSize = 0;
uint8_t *sitePasswordInfo = NULL;
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteScope );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteName ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteName );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( siteCounter ) );
if (siteContext) {
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteContext ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteContext );
switch (algorithmVersion) {
case MPAlgorithmVersion0:
return mpw_passwordForSite_v0( masterKey, siteName, siteType, siteCounter, siteVariant, siteContext );
case MPAlgorithmVersion1:
return mpw_passwordForSite_v1( masterKey, siteName, siteType, siteCounter, siteVariant, siteContext );
case MPAlgorithmVersion2:
return mpw_passwordForSite_v2( masterKey, siteName, siteType, siteCounter, siteVariant, siteContext );
case MPAlgorithmVersion3:
return mpw_passwordForSite_v3( masterKey, siteName, siteType, siteCounter, siteVariant, siteContext );
default:
ftl( "Unsupported version: %d", algorithmVersion );
return NULL;
}
if (!sitePasswordInfo) {
ftl( "Could not allocate site seed info: %d\n", errno );
return NULL;
}
trc( "sitePasswordInfo ID: %s\n", mpw_idForBuf( sitePasswordInfo, sitePasswordInfoSize ) );
const uint8_t *sitePasswordSeed = mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, sitePasswordInfoSize );
mpw_free( sitePasswordInfo, sitePasswordInfoSize );
if (!sitePasswordSeed) {
ftl( "Could not allocate site seed: %d\n", errno );
return NULL;
}
trc( "sitePasswordSeed ID: %s\n", mpw_idForBuf( sitePasswordSeed, 32 ) );
// Determine the template.
const char *template = mpw_templateForType( siteType, sitePasswordSeed[0] );
trc( "type %d, template: %s\n", siteType, template );
if (strlen( template ) > 32) {
ftl( "Template too long for password seed: %lu", strlen( template ) );
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return NULL;
}
// Encode the password from the seed using the template.
char *const sitePassword = calloc( strlen( template ) + 1, sizeof( char ) );
for (size_t c = 0; c < strlen( template ); ++c) {
sitePassword[c] = mpw_characterFromClass( template[c], sitePasswordSeed[c + 1] );
trc( "class %c, index %u (0x%02X) -> character: %c\n", template[c], sitePasswordSeed[c + 1], sitePasswordSeed[c + 1],
sitePassword[c] );
}
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return sitePassword;
}

22
MasterPassword/C/mpw-algorithm.h
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@ -6,15 +6,27 @@
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#define MP_dkLen 64
#import "mpw-types.h"
typedef enum(unsigned int, MPAlgorithmVersion) {
/** V0 did math with chars whose signedness was platform-dependent. */
MPAlgorithmVersion0,
/** V1 miscounted the byte-length of multi-byte site names. */
MPAlgorithmVersion1,
/** V2 miscounted the byte-length of multi-byte user names. */
MPAlgorithmVersion2,
/** V3 is the current version. */
MPAlgorithmVersion3,
};
#define MPAlgorithmVersionCurrent MPAlgorithmVersion3
/** Derive the master key for a user based on their name and master password.
* @return A new MP_dkLen-byte allocated buffer or NULL if an allocation error occurred. */
* @return A new MP_dkLen-byte allocated buffer or NULL if an allocation error occurred. */
const uint8_t *mpw_masterKeyForUser(
const char *fullName, const char *masterPassword);
const char *fullName, const char *masterPassword, const MPAlgorithmVersion algorithmVersion);
/** Encode a password for the site from the given master key and site parameters.
* @return A newly allocated string or NULL if an allocation error occurred. */
* @return A newly allocated string or NULL if an allocation error occurred. */
const char *mpw_passwordForSite(
const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext);
const MPSiteVariant siteVariant, const char *siteContext, const MPAlgorithmVersion algorithmVersion);

109
MasterPassword/C/mpw-algorithm_v0.c Normal file
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//
// mpw-algorithm.c
// MasterPassword
//
// Created by Maarten Billemont on 2014-12-20.
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "mpw-types.h"
#include "mpw-util.h"
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
static const uint8_t *mpw_masterKeyForUser_v0(const char *fullName, const char *masterPassword) {
const char *mpKeyScope = mpw_scopeForVariant( MPSiteVariantPassword );
trc( "fullName: %s\n", fullName );
trc( "masterPassword: %s\n", masterPassword );
trc( "key scope: %s\n", mpKeyScope );
// Calculate the master key salt.
// masterKeySalt = mpKeyScope . #fullName . fullName
size_t masterKeySaltSize = 0;
uint8_t *masterKeySalt = NULL;
mpw_pushString( &masterKeySalt, &masterKeySaltSize, mpKeyScope );
mpw_pushInt( &masterKeySalt, &masterKeySaltSize, htonl( mpw_charlen( fullName ) ) );
mpw_pushString( &masterKeySalt, &masterKeySaltSize, fullName );
if (!masterKeySalt) {
ftl( "Could not allocate master key salt: %d\n", errno );
return NULL;
}
trc( "masterKeySalt ID: %s\n", mpw_idForBuf( masterKeySalt, masterKeySaltSize ) );
// Calculate the master key.
// masterKey = scrypt( masterPassword, masterKeySalt )
const uint8_t *masterKey = mpw_scrypt( MP_dkLen, masterPassword, masterKeySalt, masterKeySaltSize, MP_N, MP_r, MP_p );
mpw_free( masterKeySalt, masterKeySaltSize );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
return NULL;
}
trc( "masterKey ID: %s\n", mpw_idForBuf( masterKey, MP_dkLen ) );
return masterKey;
}
static const char *mpw_passwordForSite_v0(const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext) {
const char *siteScope = mpw_scopeForVariant( siteVariant );
trc( "siteName: %s\n", siteName );
trc( "siteCounter: %d\n", siteCounter );
trc( "siteVariant: %d\n", siteVariant );
trc( "siteType: %d\n", siteType );
trc( "site scope: %s, context: %s\n", siteScope, siteContext == NULL? "<empty>": siteContext );
// Calculate the site seed.
// sitePasswordSeed = hmac-sha256( masterKey, siteScope . #siteName . siteName . siteCounter . #siteContext . siteContext )
size_t sitePasswordInfoSize = 0;
uint8_t *sitePasswordInfo = NULL;
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteScope );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( mpw_charlen( siteName ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteName );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( siteCounter ) );
if (siteContext) {
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( mpw_charlen( siteContext ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteContext );
}
if (!sitePasswordInfo) {
ftl( "Could not allocate site seed info: %d\n", errno );
return NULL;
}
trc( "sitePasswordInfo ID: %s\n", mpw_idForBuf( sitePasswordInfo, sitePasswordInfoSize ) );
const char *sitePasswordSeed = (const char *)mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, sitePasswordInfoSize );
mpw_free( sitePasswordInfo, sitePasswordInfoSize );
if (!sitePasswordSeed) {
ftl( "Could not allocate site seed: %d\n", errno );
return NULL;
}
trc( "sitePasswordSeed ID: %s\n", mpw_idForBuf( sitePasswordSeed, 32 ) );
// Determine the template.
const char *template = mpw_templateForType( siteType, sitePasswordSeed[0] );
trc( "type %d, template: %s\n", siteType, template );
if (strlen( template ) > 32) {
ftl( "Template too long for password seed: %lu", strlen( template ) );
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return NULL;
}
// Encode the password from the seed using the template.
char *const sitePassword = calloc( strlen( template ) + 1, sizeof( char ) );
for (size_t c = 0; c < strlen( template ); ++c) {
sitePassword[c] = mpw_characterFromClass( template[c], sitePasswordSeed[c + 1] );
trc( "class %c, index %u (0x%02X) -> character: %c\n", template[c], sitePasswordSeed[c + 1], sitePasswordSeed[c + 1],
sitePassword[c] );
}
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return sitePassword;
}

109
MasterPassword/C/mpw-algorithm_v1.c Normal file
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//
// mpw-algorithm.c
// MasterPassword
//
// Created by Maarten Billemont on 2014-12-20.
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "mpw-types.h"
#include "mpw-util.h"
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
static const uint8_t *mpw_masterKeyForUser_v1(const char *fullName, const char *masterPassword) {
const char *mpKeyScope = mpw_scopeForVariant( MPSiteVariantPassword );
trc( "fullName: %s\n", fullName );
trc( "masterPassword: %s\n", masterPassword );
trc( "key scope: %s\n", mpKeyScope );
// Calculate the master key salt.
// masterKeySalt = mpKeyScope . #fullName . fullName
size_t masterKeySaltSize = 0;
uint8_t *masterKeySalt = NULL;
mpw_pushString( &masterKeySalt, &masterKeySaltSize, mpKeyScope );
mpw_pushInt( &masterKeySalt, &masterKeySaltSize, htonl( mpw_charlen( fullName ) ) );
mpw_pushString( &masterKeySalt, &masterKeySaltSize, fullName );
if (!masterKeySalt) {
ftl( "Could not allocate master key salt: %d\n", errno );
return NULL;
}
trc( "masterKeySalt ID: %s\n", mpw_idForBuf( masterKeySalt, masterKeySaltSize ) );
// Calculate the master key.
// masterKey = scrypt( masterPassword, masterKeySalt )
const uint8_t *masterKey = mpw_scrypt( MP_dkLen, masterPassword, masterKeySalt, masterKeySaltSize, MP_N, MP_r, MP_p );
mpw_free( masterKeySalt, masterKeySaltSize );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
return NULL;
}
trc( "masterKey ID: %s\n", mpw_idForBuf( masterKey, MP_dkLen ) );
return masterKey;
}
static const char *mpw_passwordForSite_v1(const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext) {
const char *siteScope = mpw_scopeForVariant( siteVariant );
trc( "siteName: %s\n", siteName );
trc( "siteCounter: %d\n", siteCounter );
trc( "siteVariant: %d\n", siteVariant );
trc( "siteType: %d\n", siteType );
trc( "site scope: %s, context: %s\n", siteScope, siteContext == NULL? "<empty>": siteContext );
// Calculate the site seed.
// sitePasswordSeed = hmac-sha256( masterKey, siteScope . #siteName . siteName . siteCounter . #siteContext . siteContext )
size_t sitePasswordInfoSize = 0;
uint8_t *sitePasswordInfo = NULL;
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteScope );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( mpw_charlen( siteName ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteName );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( siteCounter ) );
if (siteContext) {
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( mpw_charlen( siteContext ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteContext );
}
if (!sitePasswordInfo) {
ftl( "Could not allocate site seed info: %d\n", errno );
return NULL;
}
trc( "sitePasswordInfo ID: %s\n", mpw_idForBuf( sitePasswordInfo, sitePasswordInfoSize ) );
const uint8_t *sitePasswordSeed = mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, sitePasswordInfoSize );
mpw_free( sitePasswordInfo, sitePasswordInfoSize );
if (!sitePasswordSeed) {
ftl( "Could not allocate site seed: %d\n", errno );
return NULL;
}
trc( "sitePasswordSeed ID: %s\n", mpw_idForBuf( sitePasswordSeed, 32 ) );
// Determine the template.
const char *template = mpw_templateForType( siteType, sitePasswordSeed[0] );
trc( "type %d, template: %s\n", siteType, template );
if (strlen( template ) > 32) {
ftl( "Template too long for password seed: %lu", strlen( template ) );
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return NULL;
}
// Encode the password from the seed using the template.
char *const sitePassword = calloc( strlen( template ) + 1, sizeof( char ) );
for (size_t c = 0; c < strlen( template ); ++c) {
sitePassword[c] = mpw_characterFromClass( template[c], sitePasswordSeed[c + 1] );
trc( "class %c, index %u (0x%02X) -> character: %c\n", template[c], sitePasswordSeed[c + 1], sitePasswordSeed[c + 1],
sitePassword[c] );
}
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return sitePassword;
}

109
MasterPassword/C/mpw-algorithm_v2.c Normal file
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//
// mpw-algorithm.c
// MasterPassword
//
// Created by Maarten Billemont on 2014-12-20.
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "mpw-types.h"
#include "mpw-util.h"
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
static const uint8_t *mpw_masterKeyForUser_v2(const char *fullName, const char *masterPassword) {
const char *mpKeyScope = mpw_scopeForVariant( MPSiteVariantPassword );
trc( "fullName: %s\n", fullName );
trc( "masterPassword: %s\n", masterPassword );
trc( "key scope: %s\n", mpKeyScope );
// Calculate the master key salt.
// masterKeySalt = mpKeyScope . #fullName . fullName
size_t masterKeySaltSize = 0;
uint8_t *masterKeySalt = NULL;
mpw_pushString( &masterKeySalt, &masterKeySaltSize, mpKeyScope );
mpw_pushInt( &masterKeySalt, &masterKeySaltSize, htonl( mpw_charlen( fullName ) ) );
mpw_pushString( &masterKeySalt, &masterKeySaltSize, fullName );
if (!masterKeySalt) {
ftl( "Could not allocate master key salt: %d\n", errno );
return NULL;
}
trc( "masterKeySalt ID: %s\n", mpw_idForBuf( masterKeySalt, masterKeySaltSize ) );
// Calculate the master key.
// masterKey = scrypt( masterPassword, masterKeySalt )
const uint8_t *masterKey = mpw_scrypt( MP_dkLen, masterPassword, masterKeySalt, masterKeySaltSize, MP_N, MP_r, MP_p );
mpw_free( masterKeySalt, masterKeySaltSize );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
return NULL;
}
trc( "masterKey ID: %s\n", mpw_idForBuf( masterKey, MP_dkLen ) );
return masterKey;
}
static const char *mpw_passwordForSite_v2(const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext) {
const char *siteScope = mpw_scopeForVariant( siteVariant );
trc( "siteName: %s\n", siteName );
trc( "siteCounter: %d\n", siteCounter );
trc( "siteVariant: %d\n", siteVariant );
trc( "siteType: %d\n", siteType );
trc( "site scope: %s, context: %s\n", siteScope, siteContext == NULL? "<empty>": siteContext );
// Calculate the site seed.
// sitePasswordSeed = hmac-sha256( masterKey, siteScope . #siteName . siteName . siteCounter . #siteContext . siteContext )
size_t sitePasswordInfoSize = 0;
uint8_t *sitePasswordInfo = NULL;
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteScope );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteName ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteName );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( siteCounter ) );
if (siteContext) {
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteContext ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteContext );
}
if (!sitePasswordInfo) {
ftl( "Could not allocate site seed info: %d\n", errno );
return NULL;
}
trc( "sitePasswordInfo ID: %s\n", mpw_idForBuf( sitePasswordInfo, sitePasswordInfoSize ) );
const uint8_t *sitePasswordSeed = mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, sitePasswordInfoSize );
mpw_free( sitePasswordInfo, sitePasswordInfoSize );
if (!sitePasswordSeed) {
ftl( "Could not allocate site seed: %d\n", errno );
return NULL;
}
trc( "sitePasswordSeed ID: %s\n", mpw_idForBuf( sitePasswordSeed, 32 ) );
// Determine the template.
const char *template = mpw_templateForType( siteType, sitePasswordSeed[0] );
trc( "type %d, template: %s\n", siteType, template );
if (strlen( template ) > 32) {
ftl( "Template too long for password seed: %lu", strlen( template ) );
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return NULL;
}
// Encode the password from the seed using the template.
char *const sitePassword = calloc( strlen( template ) + 1, sizeof( char ) );
for (size_t c = 0; c < strlen( template ); ++c) {
sitePassword[c] = mpw_characterFromClass( template[c], sitePasswordSeed[c + 1] );
trc( "class %c, index %u (0x%02X) -> character: %c\n", template[c], sitePasswordSeed[c + 1], sitePasswordSeed[c + 1],
sitePassword[c] );
}
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return sitePassword;
}

109
MasterPassword/C/mpw-algorithm_v3.c Normal file
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//
// mpw-algorithm.c
// MasterPassword
//
// Created by Maarten Billemont on 2014-12-20.
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "mpw-types.h"
#include "mpw-util.h"
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
static const uint8_t *mpw_masterKeyForUser_v3(const char *fullName, const char *masterPassword) {
const char *mpKeyScope = mpw_scopeForVariant( MPSiteVariantPassword );
trc( "fullName: %s\n", fullName );
trc( "masterPassword: %s\n", masterPassword );
trc( "key scope: %s\n", mpKeyScope );
// Calculate the master key salt.
// masterKeySalt = mpKeyScope . #fullName . fullName
size_t masterKeySaltSize = 0;
uint8_t *masterKeySalt = NULL;
mpw_pushString( &masterKeySalt, &masterKeySaltSize, mpKeyScope );
mpw_pushInt( &masterKeySalt, &masterKeySaltSize, htonl( strlen( fullName ) ) );
mpw_pushString( &masterKeySalt, &masterKeySaltSize, fullName );
if (!masterKeySalt) {
ftl( "Could not allocate master key salt: %d\n", errno );
return NULL;
}
trc( "masterKeySalt ID: %s\n", mpw_idForBuf( masterKeySalt, masterKeySaltSize ) );
// Calculate the master key.
// masterKey = scrypt( masterPassword, masterKeySalt )
const uint8_t *masterKey = mpw_scrypt( MP_dkLen, masterPassword, masterKeySalt, masterKeySaltSize, MP_N, MP_r, MP_p );
mpw_free( masterKeySalt, masterKeySaltSize );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
return NULL;
}
trc( "masterKey ID: %s\n", mpw_idForBuf( masterKey, MP_dkLen ) );
return masterKey;
}
static const char *mpw_passwordForSite_v3(const uint8_t *masterKey, const char *siteName, const MPSiteType siteType, const uint32_t siteCounter,
const MPSiteVariant siteVariant, const char *siteContext) {
const char *siteScope = mpw_scopeForVariant( siteVariant );
trc( "siteName: %s\n", siteName );
trc( "siteCounter: %d\n", siteCounter );
trc( "siteVariant: %d\n", siteVariant );
trc( "siteType: %d\n", siteType );
trc( "site scope: %s, context: %s\n", siteScope, siteContext == NULL? "<empty>": siteContext );
// Calculate the site seed.
// sitePasswordSeed = hmac-sha256( masterKey, siteScope . #siteName . siteName . siteCounter . #siteContext . siteContext )
size_t sitePasswordInfoSize = 0;
uint8_t *sitePasswordInfo = NULL;
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteScope );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteName ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteName );
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( siteCounter ) );
if (siteContext) {
mpw_pushInt( &sitePasswordInfo, &sitePasswordInfoSize, htonl( strlen( siteContext ) ) );
mpw_pushString( &sitePasswordInfo, &sitePasswordInfoSize, siteContext );
}
if (!sitePasswordInfo) {
ftl( "Could not allocate site seed info: %d\n", errno );
return NULL;
}
trc( "sitePasswordInfo ID: %s\n", mpw_idForBuf( sitePasswordInfo, sitePasswordInfoSize ) );
const uint8_t *sitePasswordSeed = mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, sitePasswordInfoSize );
mpw_free( sitePasswordInfo, sitePasswordInfoSize );
if (!sitePasswordSeed) {
ftl( "Could not allocate site seed: %d\n", errno );
return NULL;
}
trc( "sitePasswordSeed ID: %s\n", mpw_idForBuf( sitePasswordSeed, 32 ) );
// Determine the template.
const char *template = mpw_templateForType( siteType, sitePasswordSeed[0] );
trc( "type %d, template: %s\n", siteType, template );
if (strlen( template ) > 32) {
ftl( "Template too long for password seed: %lu", strlen( template ) );
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return NULL;
}
// Encode the password from the seed using the template.
char *const sitePassword = calloc( strlen( template ) + 1, sizeof( char ) );
for (size_t c = 0; c < strlen( template ); ++c) {
sitePassword[c] = mpw_characterFromClass( template[c], sitePasswordSeed[c + 1] );
trc( "class %c, index %u (0x%02X) -> character: %c\n", template[c], sitePasswordSeed[c + 1], sitePasswordSeed[c + 1],
sitePassword[c] );
}
mpw_free( sitePasswordSeed, sizeof( sitePasswordSeed ) );
return sitePassword;
}

6
MasterPassword/C/mpw-bench.c
View File

@ -62,10 +62,12 @@ int main(int argc, char *const argv[]) {
unsigned int iterations = 100;
mpw_getTime( &startTime );
for (int i = 0; i < iterations; ++i) {
const uint8_t *masterKey = mpw_masterKeyForUser( fullName, masterPassword );
const uint8_t *masterKey = mpw_masterKeyForUser(
fullName, masterPassword, MPAlgorithmVersionCurrent );
if (!masterKey)
ftl( "Could not allocate master key: %d\n", errno );
free( (void *)mpw_passwordForSite( masterKey, siteName, siteType, siteCounter, siteVariant, siteContext ) );
free( (void *)mpw_passwordForSite(
masterKey, siteName, siteType, siteCounter, siteVariant, siteContext, MPAlgorithmVersionCurrent ) );
free( (void *)masterKey );
if (i % 1 == 0)

6
MasterPassword/C/mpw-cli.c
View File

@ -188,12 +188,14 @@ int main(int argc, char *const argv[]) {
fprintf( stderr, "%s's password for %s:\n[ %s ]: ", fullName, siteName, mpw_identicon( fullName, masterPassword ) );
// Output the password.
const uint8_t *masterKey = mpw_masterKeyForUser( fullName, masterPassword );
const uint8_t *masterKey = mpw_masterKeyForUser(
fullName, masterPassword, MPAlgorithmVersionCurrent );
mpw_freeString( masterPassword );
if (!masterKey)
ftl( "Couldn't derive master key." );
const char *sitePassword = mpw_passwordForSite( masterKey, siteName, siteType, siteCounter, siteVariant, siteContextString );
const char *sitePassword = mpw_passwordForSite(
masterKey, siteName, siteType, siteCounter, siteVariant, siteContextString, MPAlgorithmVersionCurrent );
mpw_free( masterKey, MP_dkLen );
if (!sitePassword)
ftl( "Couldn't derive site password." );

4
MasterPassword/C/mpw-tests.c
View File

@ -40,13 +40,13 @@ int main(int argc, char *const argv[]) {
// 1. calculate the master key.
const uint8_t *masterKey = mpw_masterKeyForUser(
(char *)fullName, (char *)masterPassword );
(char *)fullName, (char *)masterPassword, MPAlgorithmVersionCurrent );
if (!masterKey)
ftl( "Couldn't derive master key." );
// 2. calculate the site password.
const char *sitePassword = mpw_passwordForSite(
masterKey, (char *)siteName, siteType, siteCounter, siteVariant, (char *)siteContext );
masterKey, (char *)siteName, siteType, siteCounter, siteVariant, (char *)siteContext, MPAlgorithmVersionCurrent );
mpw_free( masterKey, MP_dkLen );
if (!sitePassword)
ftl( "Couldn't derive site password." );

118
MasterPassword/C/mpw-types.c
View File

@ -51,56 +51,71 @@ const MPSiteType mpw_typeWithName(const char *typeName) {
abort();
}
const char *mpw_templateForType(MPSiteType type, uint8_t seedByte) {
inline const char **mpw_templatesForType(MPSiteType type, size_t *count) {
if (!(type & MPSiteTypeClassGenerated)) {
fprintf( stderr, "Not a generated type: %d", type );
abort();
ftl( "Not a generated type: %d", type );
*count = 0;
return NULL;
}
switch (type) {
case MPSiteTypeGeneratedMaximum: {
const char *templates[] = { "anoxxxxxxxxxxxxxxxxx", "axxxxxxxxxxxxxxxxxno" };
return templates[seedByte % 2];
*count = 2;
return (const char *[]){ "anoxxxxxxxxxxxxxxxxx", "axxxxxxxxxxxxxxxxxno" };
}
case MPSiteTypeGeneratedLong: {
const char *templates[] = { "CvcvnoCvcvCvcv", "CvcvCvcvnoCvcv", "CvcvCvcvCvcvno",
*count = 21;
return (const char *[]){ "CvcvnoCvcvCvcv", "CvcvCvcvnoCvcv", "CvcvCvcvCvcvno",
"CvccnoCvcvCvcv", "CvccCvcvnoCvcv", "CvccCvcvCvcvno",
"CvcvnoCvccCvcv", "CvcvCvccnoCvcv", "CvcvCvccCvcvno",
"CvcvnoCvcvCvcc", "CvcvCvcvnoCvcc", "CvcvCvcvCvccno",
"CvccnoCvccCvcv", "CvccCvccnoCvcv", "CvccCvccCvcvno",
"CvcvnoCvccCvcc", "CvcvCvccnoCvcc", "CvcvCvccCvccno",
"CvccnoCvcvCvcc", "CvccCvcvnoCvcc", "CvccCvcvCvccno" };
return templates[seedByte % 21];
}
case MPSiteTypeGeneratedMedium: {
const char *templates[] = { "CvcnoCvc", "CvcCvcno" };
return templates[seedByte % 2];
*count = 2;
return (const char *[]){ "CvcnoCvc", "CvcCvcno" };
}
case MPSiteTypeGeneratedBasic: {
const char *templates[] = { "aaanaaan", "aannaaan", "aaannaaa" };
return templates[seedByte % 3];
*count = 3;
return (const char *[]){ "aaanaaan", "aannaaan", "aaannaaa" };
}
case MPSiteTypeGeneratedShort: {
return "Cvcn";
*count = 1;
return (const char *[]){"Cvcn"};
}
case MPSiteTypeGeneratedPIN: {
return "nnnn";
*count = 1;
return (const char *[]){ "nnnn" };
}
case MPSiteTypeGeneratedName: {
return "cvccvcvcv";
*count = 1;
return (const char *[]) {"cvccvcvcv"};
}
case MPSiteTypeGeneratedPhrase: {
const char *templates[] = { "cvcc cvc cvccvcv cvc", "cvc cvccvcvcv cvcv", "cv cvccv cvc cvcvccv" };
return templates[seedByte % 3];
*count = 3;
return (const char *[]){ "cvcc cvc cvccvcv cvc", "cvc cvccvcvcv cvcv", "cv cvccv cvc cvcvccv" };
}
default: {
fprintf( stderr, "Unknown generated type: %d", type );
abort();
ftl( "Unknown generated type: %d", type );
*count = 0;
return NULL;
}
}
}
const char *mpw_templateForType(MPSiteType type, uint8_t seedByte) {
size_t count = 0;
const char **templates = mpw_templatesForType( type, &count );
if (!count)
return NULL;
return templates[seedByte % count];
}
const MPSiteVariant mpw_variantWithName(const char *variantName) {
char stdVariantName[strlen( variantName )];
@ -138,55 +153,38 @@ const char *mpw_scopeForVariant(MPSiteVariant variant) {
}
}
const char mpw_characterFromClass(char characterClass, uint8_t seedByte) {
const char *mpw_charactersInClass(char characterClass) {
const char *classCharacters;
switch (characterClass) {
case 'V': {
classCharacters = "AEIOU";
break;
}
case 'C': {
classCharacters = "BCDFGHJKLMNPQRSTVWXYZ";
break;
}
case 'v': {
classCharacters = "aeiou";
break;
}
case 'c': {
classCharacters = "bcdfghjklmnpqrstvwxyz";
break;
}
case 'A': {
classCharacters = "AEIOUBCDFGHJKLMNPQRSTVWXYZ";
break;
}
case 'a': {
classCharacters = "AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz";
break;
}
case 'n': {
classCharacters = "0123456789";
break;
}
case 'o': {
classCharacters = "@&%?,=[]_:-+*$#!'^~;()/.";
break;
}
case 'x': {
classCharacters = "AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz0123456789!@#$%^&*()";
break;
}
case ' ': {
classCharacters = " ";
break;
}
case 'V':
return "AEIOU";
case 'C':
return "BCDFGHJKLMNPQRSTVWXYZ";
case 'v':
return "aeiou";
case 'c':
return "bcdfghjklmnpqrstvwxyz";
case 'A':
return "AEIOUBCDFGHJKLMNPQRSTVWXYZ";
case 'a':
return "AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz";
case 'n':
return "0123456789";
case 'o':
return "@&%?,=[]_:-+*$#!'^~;()/.";
case 'x':
return "AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz0123456789!@#$%^&*()";
case ' ':
return " ";
default: {
fprintf( stderr, "Unknown character class: %c", characterClass );
abort();
}
}
}
const char mpw_characterFromClass(char characterClass, uint8_t seedByte) {
const char *classCharacters = mpw_charactersInClass( characterClass );
return classCharacters[seedByte % strlen( classCharacters )];
}

55
MasterPassword/C/mpw-types.h
View File

@ -6,32 +6,42 @@
// Copyright (c) 2014 Lyndir. All rights reserved.
//
#include <stdlib.h>
#ifdef NS_ENUM
#define enum(_type, _name) NS_ENUM(_type, _name)
#else
#define enum(_type, _name) _type _name; enum
#endif
#define MP_dkLen 64
//// Types.
typedef enum {
typedef enum( unsigned int, MPSiteVariant ) {
/** Generate the password to log in with. */
MPSiteVariantPassword,
/** Generate the login name to log in as. */
MPSiteVariantLogin,
/** Generate the answer to a security question. */
MPSiteVariantAnswer,
} MPSiteVariant;
};
typedef enum {
typedef enum( unsigned int, MPSiteTypeClass ) {
/** Generate the password. */
MPSiteTypeClassGenerated = 1 << 4,
/** Store the password. */
MPSiteTypeClassStored = 1 << 5,
} MPSiteTypeClass;
};
typedef enum {
typedef enum( unsigned int, MPSiteFeature ) {
/** Export the key-protected content data. */
MPSiteFeatureExportContent = 1 << 10,
/** Never export content. */
MPSiteFeatureDevicePrivate = 1 << 11,
} MPSiteFeature;
};
typedef enum {
typedef enum( unsigned int, MPSiteType) {
MPSiteTypeGeneratedMaximum = 0x0 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedLong = 0x1 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedMedium = 0x2 | MPSiteTypeClassGenerated | 0x0,
@ -43,13 +53,42 @@ typedef enum {
MPSiteTypeStoredPersonal = 0x0 | MPSiteTypeClassStored | MPSiteFeatureExportContent,
MPSiteTypeStoredDevicePrivate = 0x1 | MPSiteTypeClassStored | MPSiteFeatureDevicePrivate,
} MPSiteType;
};
//// Type utilities.
/**
* @return The variant represented by the given name.
*/
const MPSiteVariant mpw_variantWithName(const char *variantName);
/**
* @return An internal string containing the scope identifier to apply when encoding for the given variant.
*/
const char *mpw_scopeForVariant(MPSiteVariant variant);
/**
* @return The type represented by the given name.
*/
const MPSiteType mpw_typeWithName(const char *typeName);
/**
* @return An array of internal strings that express the templates to use for the given type.
* The amount of elements in the array is stored in count.
* If an unsupported type is given, count will be 0 and will return NULL.
*/
const char **mpw_templatesForType(MPSiteType type, size_t *count);
/**
* @return An internal string that contains the password encoding template of the given type
* for a seed that starts with the given byte.
*/
const char *mpw_templateForType(MPSiteType type, uint8_t seedByte);
/**
* @return An internal string that contains all the characters that occur in the given character class.
*/
const char *mpw_charactersInClass(char characterClass);
/**
* @return A character from given character class that encodes the given byte.
*/
const char mpw_characterFromClass(char characterClass, uint8_t seedByte);

7
MasterPassword/C/mpw-util.c
View File

@ -9,6 +9,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <scrypt/sha256.h>
#include <scrypt/crypto_scrypt.h>
@ -163,3 +164,9 @@ const char *mpw_identicon(const char *fullName, const char *masterPassword) {
free( resetString );
return identicon;
}
const size_t mpw_charlen(const char *string) {
setlocale( LC_ALL, "en_US.UTF-8" );
return mbstowcs( NULL, string, strlen( string ) );
}

10
MasterPassword/C/mpw-util.h
View File

@ -9,7 +9,9 @@
//// Logging.
#ifdef DEBUG
#ifndef trc
#define trc(...) fprintf( stderr, __VA_ARGS__ )
#endif
#else
#define trc(...) do {} while (0)
#endif
@ -50,11 +52,15 @@ uint8_t const *mpw_hmac_sha256(
//// Visualizers.
/** Encode a buffer as a string of hexadecimal characters.
* @return A reused buffer, do not free or store it. */
* @return A C-string in a reused buffer, do not free or store it. */
const char *mpw_hex(const void *buf, size_t length);
/** Encode a fingerprint for a buffer.
* @return A reused buffer, do not free or store it. */
* @return A C-string in a reused buffer, do not free or store it. */
const char *mpw_idForBuf(const void *buf, size_t length);
/** Encode a visual fingerprint for a user.
* @return A newly allocated string. */
const char *mpw_identicon(const char *fullName, const char *masterPassword);
//// String utilities.
const size_t mpw_charlen(const char *string);

6
MasterPassword/ObjC/MPAlgorithm.h
View File

@ -19,8 +19,9 @@
#import "MPStoredSiteEntity.h"
#import "MPGeneratedSiteEntity.h"
#import "MPSiteQuestionEntity.h"
#import "mpw-algorithm.h"
#define MPAlgorithmDefaultVersion 2
#define MPAlgorithmDefaultVersion MPAlgorithmVersionCurrent
#define MPAlgorithmDefault MPAlgorithmForVersion(MPAlgorithmDefaultVersion)
id<MPAlgorithm> MPAlgorithmForVersion(NSUInteger version);
@ -43,7 +44,7 @@ NSString *NSStringFromTimeToCrack(TimeToCrack timeToCrack);
@protocol MPAlgorithm<NSObject>
@required
- (NSUInteger)version;
- (MPAlgorithmVersion)version;
- (BOOL)tryMigrateUser:(MPUserEntity *)user inContext:(NSManagedObjectContext *)moc;
- (BOOL)tryMigrateSite:(MPSiteEntity *)site explicit:(BOOL)explicit;
@ -51,7 +52,6 @@ NSString *NSStringFromTimeToCrack(TimeToCrack timeToCrack);
- (MPKey *)keyFromKeyData:(NSData *)keyData;
- (NSData *)keyIDForKeyData:(NSData *)keyData;
- (NSString *)scopeForVariant:(MPSiteVariant)variant;
- (NSString *)nameOfType:(MPSiteType)type;
- (NSString *)shortNameOfType:(MPSiteType)type;
- (NSString *)classNameOfType:(MPSiteType)type;

7
MasterPassword/ObjC/MPAlgorithmV0.h
View File

@ -18,11 +18,4 @@
#import "MPAlgorithm.h"
@interface MPAlgorithmV0 : NSObject<MPAlgorithm>
- (NSDictionary *)allCiphers;
- (NSArray *)ciphersForType:(MPSiteType)type;
- (NSArray *)cipherClasses;
- (NSArray *)cipherClassCharacters;
- (NSString *)charactersForCipherClass:(NSString *)cipherClass;
@end

161
MasterPassword/ObjC/MPAlgorithmV0.m
View File

@ -19,16 +19,11 @@
#import "MPEntities.h"
#import "MPAppDelegate_Shared.h"
#import "MPAppDelegate_InApp.h"
#import "MPSiteQuestionEntity.h"
#import "mpw-util.h"
#import "mpw-types.h"
#include <openssl/bn.h>
#include <openssl/err.h>
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_dkLen 64
#define MP_hash PearlHashSHA256
/* An AMD HD 7970 calculates 2495M SHA-1 hashes per second at a cost of ~350$ per GPU */
#define CRACKING_PER_SECOND 2495000000UL
#define CRACKING_PRICE 350
@ -53,9 +48,9 @@
ctx = NULL;
}
- (NSUInteger)version {
- (MPAlgorithmVersion)version {
return 0;
return MPAlgorithmVersion0;
}
- (NSString *)description {
@ -112,21 +107,13 @@
- (MPKey *)keyForPassword:(NSString *)password ofUserNamed:(NSString *)userName {
uint32_t nuserNameLength = htonl( userName.length );
NSDate *start = [NSDate date];
NSData *keyData = [PearlSCrypt deriveKeyWithLength:MP_dkLen fromPassword:[password dataUsingEncoding:NSUTF8StringEncoding]
usingSalt:[NSData dataByConcatenatingDatas:
[@"com.lyndir.masterpassword" dataUsingEncoding:NSUTF8StringEncoding],
[NSData dataWithBytes:&nuserNameLength
length:sizeof( nuserNameLength )],
[userName dataUsingEncoding:NSUTF8StringEncoding],
nil] N:MP_N r:MP_r p:MP_p];
MPKey *key = [self keyFromKeyData:keyData];
trc( @"User: %@, password: %@ derives to key ID: %@ (took %0.2fs)", userName, password, [key.keyID encodeHex],
uint8_t const *masterKeyBytes = mpw_masterKeyForUser( userName.UTF8String, password.UTF8String, [self version] );
MPKey *masterKey = [self keyFromKeyData:[NSData dataWithBytes:masterKeyBytes length:MP_dkLen]];
mpw_free( masterKeyBytes, MP_dkLen );
trc( @"User: %@, password: %@ derives to key ID: %@ (took %0.2fs)", userName, password, [masterKey.keyID encodeHex],
-[start timeIntervalSinceNow] );
return key;
return masterKey;
}
- (MPKey *)keyFromKeyData:(NSData *)keyData {
@ -136,21 +123,7 @@
- (NSData *)keyIDForKeyData:(NSData *)keyData {
return [keyData hashWith:MP_hash];
}
- (NSString *)scopeForVariant:(MPSiteVariant)variant {
switch (variant) {
case MPSiteVariantPassword:
return @"com.lyndir.masterpassword";
case MPSiteVariantLogin:
return @"com.lyndir.masterpassword.login";
case MPSiteVariantAnswer:
return @"com.lyndir.masterpassword.answer";
}
Throw( @"Unsupported variant: %ld", (long)variant );
return [keyData hashWith:PearlHashSHA256];
}
- (NSString *)nameOfType:(MPSiteType)type {
@ -327,40 +300,6 @@
return previousType;
}
- (NSDictionary *)allCiphers {
static NSDictionary *ciphers = nil;
static dispatch_once_t once = 0;
dispatch_once( &once, ^{
ciphers = [NSDictionary dictionaryWithContentsOfURL:
[[NSBundle mainBundle] URLForResource:@"ciphers" withExtension:@"plist"]];
} );
return ciphers;
}
- (NSArray *)ciphersForType:(MPSiteType)type {
NSString *typeClass = [self classNameOfType:type];
NSString *typeName = [self nameOfType:type];
return [[[self allCiphers] valueForKey:typeClass] valueForKey:typeName];
}
- (NSArray *)cipherClasses {
return [[[self allCiphers] valueForKey:@"MPCharacterClasses"] allKeys];
}
- (NSArray *)cipherClassCharacters {
return [[[self allCiphers] valueForKey:@"MPCharacterClasses"] allValues];
}
- (NSString *)charactersForCipherClass:(NSString *)cipherClass {
return [NSNullToNil( [NSNullToNil( [[self allCiphers] valueForKey:@"MPCharacterClasses"] ) valueForKey:cipherClass] ) copy];
}
- (NSString *)generateLoginForSiteNamed:(NSString *)name usingKey:(MPKey *)key {
return [self generateContentForSiteNamed:name ofType:MPSiteTypeGeneratedName withCounter:1
@ -383,44 +322,10 @@
- (NSString *)generateContentForSiteNamed:(NSString *)name ofType:(MPSiteType)type withCounter:(NSUInteger)counter
variant:(MPSiteVariant)variant context:(NSString *)context usingKey:(MPKey *)key {
// Determine the seed whose bytes will be used for calculating a password
uint32_t ncounter = htonl( counter ), nnameLength = htonl( name.length ), ncontextLength = htonl( context.length );
NSData *counterBytes = [NSData dataWithBytes:&ncounter length:sizeof( ncounter )];
NSData *nameLengthBytes = [NSData dataWithBytes:&nnameLength length:sizeof( nnameLength )];
NSData *contextLengthBytes = [NSData dataWithBytes:&ncontextLength length:sizeof( ncontextLength )];
NSString *scope = [self scopeForVariant:variant];
trc( @"seed from: hmac-sha256(%@, %@ | %@ | %@ | %@ | %@)",
[[key keyID] encodeHex], scope, [nameLengthBytes encodeHex], name, [counterBytes encodeHex], context );
NSData *seed = [[NSData dataByConcatenatingDatas:
[scope dataUsingEncoding:NSUTF8StringEncoding],
nameLengthBytes,
[name dataUsingEncoding:NSUTF8StringEncoding],
counterBytes,
context? contextLengthBytes: nil,
[context dataUsingEncoding:NSUTF8StringEncoding],
nil]
hmacWith:PearlHashSHA256 key:key.keyData];
trc( @"seed is: %@", [seed encodeHex] );
const char *seedBytes = seed.bytes;
// Determine the cipher from the first seed byte.
NSAssert( [seed length], @"Missing seed." );
NSArray *typeCiphers = [self ciphersForType:type];
NSString *cipher = typeCiphers[htons( seedBytes[0] ) % [typeCiphers count]];
trc( @"type %@ (%lu), ciphers: %@, selected: %@", [self nameOfType:type], (unsigned long)type, typeCiphers, cipher );
// Encode the content, character by character, using subsequent seed bytes and the cipher.
NSAssert( [seed length] >= [cipher length] + 1, @"Insufficient seed bytes to encode cipher." );
NSMutableString *content = [NSMutableString stringWithCapacity:[cipher length]];
for (NSUInteger c = 0; c < [cipher length]; ++c) {
uint16_t keyByte = htons( seedBytes[c + 1] );
NSString *cipherClass = [cipher substringWithRange:NSMakeRange( c, 1 )];
NSString *cipherClassCharacters = [self charactersForCipherClass:cipherClass];
NSString *character = [cipherClassCharacters substringWithRange:NSMakeRange( keyByte % [cipherClassCharacters length], 1 )];
trc( @"class %@ has characters: %@, index: %u, selected: %@", cipherClass, cipherClassCharacters, keyByte, character );
[content appendString:character];
}
char const *contentBytes = mpw_passwordForSite( key.keyData.bytes, name.UTF8String, type, (uint32_t)counter,
variant, context.UTF8String, [self version] );
NSString *content = [NSString stringWithCString:contentBytes encoding:NSUTF8StringEncoding];
mpw_freeString( contentBytes );
return content;
}
@ -808,21 +713,23 @@
if (!type)
return NO;
NSArray *ciphers = [self ciphersForType:type];
if (!ciphers)
size_t count = 0;
const char **templates = mpw_templatesForType( type, &count );
if (!templates)
return NO;
BIGNUM *permutations = BN_new(), *cipherPermutations = BN_new();
for (NSString *cipher in ciphers) {
BN_one( cipherPermutations );
BIGNUM *permutations = BN_new(), *templatePermutations = BN_new();
for (int t = 0; t < count; ++t) {
const char *template = templates[t];
BN_one( templatePermutations );
for (NSUInteger c = 0; c < [cipher length]; ++c)
BN_mul_word( cipherPermutations,
(BN_ULONG)[[self charactersForCipherClass:[cipher substringWithRange:NSMakeRange( c, 1 )]] length] );
for (NSUInteger c = 0; c < strlen( template ); ++c)
BN_mul_word( templatePermutations,
(BN_ULONG)strlen( mpw_charactersInClass( template[c] ) ) );
BN_add( permutations, permutations, cipherPermutations );
BN_add( permutations, permutations, templatePermutations );
}
BN_free( cipherPermutations );
BN_free( templatePermutations );
return [self timeToCrack:timeToCrack permutations:permutations forAttacker:attacker];
}
@ -832,25 +739,21 @@
BIGNUM *permutations = BN_new();
BN_one( permutations );
NSMutableString *cipher = [NSMutableString new];
for (NSUInteger c = 0; c < [password length]; ++c) {
NSString *passwordCharacter = [password substringWithRange:NSMakeRange( c, 1 )];
const char passwordCharacter = [password substringWithRange:NSMakeRange( c, 1 )].UTF8String[0];
unsigned int characterEntropy = 0;
for (NSString *cipherClass in @[ @"v", @"c", @"a", @"x" ]) {
NSString *charactersForClass = [self charactersForCipherClass:cipherClass];
for (NSString *characterClass in @[ @"v", @"c", @"a", @"x" ]) {
char const *charactersForClass = mpw_charactersInClass( characterClass.UTF8String[0] );
if ([charactersForClass rangeOfString:passwordCharacter].location != NSNotFound) {
if (strchr( charactersForClass, passwordCharacter )) {
// Found class for password character.
characterEntropy = (BN_ULONG)[charactersForClass length];
[cipher appendString:cipherClass];
characterEntropy = (BN_ULONG)strlen(charactersForClass);
break;
}
}
if (!characterEntropy) {
[cipher appendString:@"b"];
if (!characterEntropy)
characterEntropy = 256 /* a byte */;
}
BN_mul_word( permutations, characterEntropy );
}

49
MasterPassword/ObjC/MPAlgorithmV1.m
View File

@ -20,9 +20,9 @@
@implementation MPAlgorithmV1
- (NSUInteger)version {
- (MPAlgorithmVersion)version {
return 1;
return MPAlgorithmVersion1;
}
- (BOOL)tryMigrateSite:(MPSiteEntity *)site explicit:(BOOL)explicit {
@ -45,49 +45,4 @@
return YES;
}
- (NSString *)generateContentForSiteNamed:(NSString *)name ofType:(MPSiteType)type withCounter:(NSUInteger)counter
variant:(MPSiteVariant)variant context:(NSString *)context usingKey:(MPKey *)key {
// Determine the seed whose bytes will be used for calculating a password
uint32_t ncounter = htonl( counter ), nnameLength = htonl( name.length ), ncontextLength = htonl( context.length );
NSData *counterBytes = [NSData dataWithBytes:&ncounter length:sizeof( ncounter )];
NSData *nameLengthBytes = [NSData dataWithBytes:&nnameLength length:sizeof( nnameLength )];
NSData *contextLengthBytes = [NSData dataWithBytes:&ncontextLength length:sizeof( ncontextLength )];
NSString *scope = [self scopeForVariant:variant];
trc( @"seed from: hmac-sha256(%@, %@ | %@ | %@ | %@)",
[[key keyID] encodeHex], scope, [nameLengthBytes encodeHex], name, [counterBytes encodeHex] );
NSData *seed = [[NSData dataByConcatenatingDatas:
[scope dataUsingEncoding:NSUTF8StringEncoding],
nameLengthBytes,
[name dataUsingEncoding:NSUTF8StringEncoding],
counterBytes,
context? contextLengthBytes: nil,
[context dataUsingEncoding:NSUTF8StringEncoding],
nil]
hmacWith:PearlHashSHA256 key:key.keyData];
trc( @"seed is: %@", [seed encodeHex] );
const unsigned char *seedBytes = seed.bytes;
// Determine the cipher from the first seed byte.
NSAssert( [seed length], @"Missing seed." );
NSArray *typeCiphers = [self ciphersForType:type];
NSString *cipher = typeCiphers[seedBytes[0] % [typeCiphers count]];
trc( @"type %@ (%lu), ciphers: %@, selected: %@", [self nameOfType:type], (unsigned long)type, typeCiphers, cipher );
// Encode the content, character by character, using subsequent seed bytes and the cipher.
NSAssert( [seed length] >= [cipher length] + 1, @"Insufficient seed bytes to encode cipher." );
NSMutableString *content = [NSMutableString stringWithCapacity:[cipher length]];
for (NSUInteger c = 0; c < [cipher length]; ++c) {
uint16_t keyByte = seedBytes[c + 1];
NSString *cipherClass = [cipher substringWithRange:NSMakeRange( c, 1 )];
NSString *cipherClassCharacters = [self charactersForCipherClass:cipherClass];
NSString *character = [cipherClassCharacters substringWithRange:NSMakeRange( keyByte % [cipherClassCharacters length], 1 )];
trc( @"class %@ has characters: %@, index: %u, selected: %@", cipherClass, cipherClassCharacters, keyByte, character );
[content appendString:character];
}
return content;
}
@end

2
MasterPassword/ObjC/MPAlgorithmV2.h
View File

@ -9,7 +9,7 @@
*/
//
// MPAlgorithmV1
// MPAlgorithmV2
//
// Created by Maarten Billemont on 17/07/12.
// Copyright 2012 lhunath (Maarten Billemont). All rights reserved.

54
MasterPassword/ObjC/MPAlgorithmV2.m
View File

@ -9,7 +9,7 @@
*/
//
// MPAlgorithmV1
// MPAlgorithmV2
//
// Created by Maarten Billemont on 17/07/12.
// Copyright 2012 lhunath (Maarten Billemont). All rights reserved.
@ -21,9 +21,9 @@
@implementation MPAlgorithmV2
- (NSUInteger)version {
- (MPAlgorithmVersion)version {
return 2;
return MPAlgorithmVersion2;
}
- (BOOL)tryMigrateSite:(MPSiteEntity *)site explicit:(BOOL)explicit {
@ -46,52 +46,4 @@
return YES;
}
- (NSString *)generateContentForSiteNamed:(NSString *)name ofType:(MPSiteType)type withCounter:(NSUInteger)counter
variant:(MPSiteVariant)variant context:(NSString *)context usingKey:(MPKey *)key {
// Determine the seed whose bytes will be used for calculating a password
NSData *nameBytes = [name dataUsingEncoding:NSUTF8StringEncoding];
NSData *contextBytes = [context dataUsingEncoding:NSUTF8StringEncoding];
uint32_t ncounter = htonl( counter ), nnameLength = htonl( nameBytes.length ), ncontextLength = htonl( contextBytes.length );
NSData *counterBytes = [NSData dataWithBytes:&ncounter length:sizeof( ncounter )];
NSData *nameLengthBytes = [NSData dataWithBytes:&nnameLength length:sizeof( nnameLength )];
NSData *contextLengthBytes = [NSData dataWithBytes:&ncontextLength length:sizeof( ncontextLength )];
NSString *scope = [self scopeForVariant:variant];
NSData *scopeBytes = [scope dataUsingEncoding:NSUTF8StringEncoding];
trc( @"seed from: hmac-sha256(%@, %@ | %@ | %@ | %@)",
[[key keyID] encodeHex], scope, [nameLengthBytes encodeHex], name, [counterBytes encodeHex] );
NSData *seed = [[NSData dataByConcatenatingDatas:
scopeBytes,
nameLengthBytes,
nameBytes,
counterBytes,
context? contextLengthBytes: nil,
contextBytes,
nil]
hmacWith:PearlHashSHA256 key:key.keyData];
trc( @"seed is: %@", [seed encodeHex] );
const unsigned char *seedBytes = seed.bytes;
// Determine the cipher from the first seed byte.
NSAssert( [seed length], @"Missing seed." );
NSArray *typeCiphers = [self ciphersForType:type];
NSString *cipher = typeCiphers[seedBytes[0] % [typeCiphers count]];
trc( @"type %@ (%lu), ciphers: %@, selected: %@", [self nameOfType:type], (unsigned long)type, typeCiphers, cipher );
// Encode the content, character by character, using subsequent seed bytes and the cipher.
NSAssert( [seed length] >= [cipher length] + 1, @"Insufficient seed bytes to encode cipher." );
NSMutableString *content = [NSMutableString stringWithCapacity:[cipher length]];
for (NSUInteger c = 0; c < [cipher length]; ++c) {
uint16_t keyByte = seedBytes[c + 1];
NSString *cipherClass = [cipher substringWithRange:NSMakeRange( c, 1 )];
NSString *cipherClassCharacters = [self charactersForCipherClass:cipherClass];
NSString *character = [cipherClassCharacters substringWithRange:NSMakeRange( keyByte % [cipherClassCharacters length], 1 )];
trc( @"class %@ has characters: %@, index: %u, selected: %@", cipherClass, cipherClassCharacters, keyByte, character );
[content appendString:character];
}
return content;
}
@end

21
MasterPassword/ObjC/MPAlgorithmV3.h Normal file
View File

@ -0,0 +1,21 @@
/**
* Copyright Maarten Billemont (http://www.lhunath.com, lhunath@lyndir.com)
*
* See the enclosed file LICENSE for license information (LGPLv3). If you did
* not receive this file, see http://www.gnu.org/licenses/lgpl-3.0.txt
*
* @author Maarten Billemont <lhunath@lyndir.com>
* @license http://www.gnu.org/licenses/lgpl-3.0.txt
*/
//
// MPAlgorithmV3
//
// Created by Maarten Billemont on 13/01/15.
// Copyright 2015 lhunath (Maarten Billemont). All rights reserved.
//
#import "MPAlgorithmV2.h"
@interface MPAlgorithmV3 : MPAlgorithmV2
@end

48
MasterPassword/ObjC/MPAlgorithmV3.m Normal file
View File

@ -0,0 +1,48 @@
/**
* Copyright Maarten Billemont (http://www.lhunath.com, lhunath@lyndir.com)
*
* See the enclosed file LICENSE for license information (LGPLv3). If you did
* not receive this file, see http://www.gnu.org/licenses/lgpl-3.0.txt
*
* @author Maarten Billemont <lhunath@lyndir.com>
* @license http://www.gnu.org/licenses/lgpl-3.0.txt
*/
//
// MPAlgorithmV3
//
// Created by Maarten Billemont on 13/01/15.
// Copyright 2015 lhunath (Maarten Billemont). All rights reserved.
//
#import "MPAlgorithmV3.h"
#import "MPEntities.h"
@implementation MPAlgorithmV3
- (MPAlgorithmVersion)version {
return MPAlgorithmVersion3;
}
- (BOOL)tryMigrateSite:(MPSiteEntity *)site explicit:(BOOL)explicit {
if (site.version != [self version] - 1)
// Only migrate from previous version.
return NO;
if (!explicit) {
if (site.type & MPSiteTypeClassGenerated && site.name.length != [site.name dataUsingEncoding:NSUTF8StringEncoding].length) {
// This migration requires explicit permission for types of the generated class.
site.requiresExplicitMigration = YES;
return NO;
}
}
// Apply migration.
site.requiresExplicitMigration = NO;
site.version = [self version];
return YES;
}
@end

39
MasterPassword/ObjC/MPTypes.h
View File

@ -6,45 +6,6 @@
// Copyright (c) 2012 Lyndir. All rights reserved.
//
#import "MPKey.h"
typedef NS_ENUM( NSUInteger, MPSiteTypeClass ) {
/** Generate the password. */
MPSiteTypeClassGenerated = 1 << 4,
/** Store the password. */
MPSiteTypeClassStored = 1 << 5,
};
typedef NS_ENUM( NSUInteger, MPSiteVariant ) {
/** Generate the password. */
MPSiteVariantPassword,
/** Generate the login name. */
MPSiteVariantLogin,
/** Generate a security answer. */
MPSiteVariantAnswer,
};
typedef NS_ENUM( NSUInteger, MPSiteFeature ) {
/** Export the key-protected content data. */
MPSiteFeatureExportContent = 1 << 10,
/** Never export content. */
MPSiteFeatureDevicePrivate = 1 << 11,
};
typedef NS_ENUM(NSUInteger, MPSiteType) {
MPSiteTypeGeneratedMaximum = 0x0 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedLong = 0x1 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedMedium = 0x2 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedBasic = 0x4 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedShort = 0x3 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedPIN = 0x5 | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedName = 0xE | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeGeneratedPhrase = 0xF | MPSiteTypeClassGenerated | 0x0,
MPSiteTypeStoredPersonal = 0x0 | MPSiteTypeClassStored | MPSiteFeatureExportContent,
MPSiteTypeStoredDevicePrivate = 0x1 | MPSiteTypeClassStored | MPSiteFeatureDevicePrivate,
};
#define MPErrorDomain @"MPErrorDomain"
#define MPSignedInNotification @"MPSignedInNotification"

4
MasterPassword/ObjC/iOS/MPPasswordCell.m
View File

@ -284,7 +284,7 @@
initSheet:^(UIActionSheet *sheet) {
MPSiteEntity *mainSite = [self siteInContext:[MPiOSAppDelegate managedObjectContextForMainThreadIfReady]];
for (NSNumber *typeNumber in [MPAlgorithmDefault allTypes]) {
MPSiteType type = [typeNumber unsignedIntegerValue];
MPSiteType type = (MPSiteType)[typeNumber unsignedIntegerValue];
NSString *typeName = [MPAlgorithmDefault nameOfType:type];
if (type == mainSite.type)
[sheet addButtonWithTitle:strf( @"● %@", typeName )];
@ -295,7 +295,7 @@
if (buttonIndex == [sheet cancelButtonIndex])
return;
MPSiteType type = [[MPAlgorithmDefault allTypes][buttonIndex] unsignedIntegerValue]?: MPSiteTypeGeneratedLong;
MPSiteType type = (MPSiteType)[[MPAlgorithmDefault allTypes][buttonIndex] unsignedIntegerValue]?: MPSiteTypeGeneratedLong;
[MPiOSAppDelegate managedObjectContextPerformBlock:^(NSManagedObjectContext *context) {
MPSiteEntity *site = [self siteInContext:context];

2
MasterPassword/ObjC/iOS/MPPreferencesViewController.m
View File

@ -182,7 +182,7 @@
return nil;
}
- (enum MPSiteType)typeForSelectedSegment {
- (MPSiteType)typeForSelectedSegment {
NSInteger selectedGeneratedIndex = self.generatedTypeControl.selectedSegmentIndex;
NSInteger selectedStoredIndex = self.storedTypeControl.selectedSegmentIndex;

24
MasterPassword/ObjC/iOS/MasterPassword-iOS.xcodeproj/project.pbxproj
View File

@ -8,7 +8,9 @@
/* Begin PBXBuildFile section */
93D390228D0B8ED51C0AFDB4 /* bashlib in Resources */ = {isa = PBXBuildFile; fileRef = 93D39E71D6BAECEC4CD886F4 /* bashlib */; };
93D3906F9ED6493C81A59FC5 /* mpw-algorithm_v2.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D390A3B351FEF1B9EDAB56 /* mpw-algorithm_v2.c */; };
93D390C1B93F9D3AE37DD0A5 /* MPAnswersViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39C426E03358384018E85 /* MPAnswersViewController.m */; };
93D390CE9E30180167317730 /* mpw-algorithm_v1.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D396F918E6470DB846C17F /* mpw-algorithm_v1.c */; };
93D391ECBD9BD2C64115B5DD /* PearlSizedTextView.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39156E806BB78E04F78B9 /* PearlSizedTextView.m */; };
93D3922A53E41A54832E90D9 /* PearlOverlay.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D390FADEB325D8D54A957D /* PearlOverlay.m */; };
93D39262A8A97DB748213309 /* PearlEMail.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D393BB973253D4BAAC84AA /* PearlEMail.m */; };
@ -20,12 +22,14 @@
93D39392DEDA376F93C6C718 /* MPCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39BAA71DE51B4D8A1286C /* MPCell.m */; };
93D3939661CE37180AF7CD6A /* MPStoreViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D3957D76F71A652716EECC /* MPStoreViewController.m */; };
93D393DB5325820241BA90A7 /* PearlSizedTextView.h in Headers */ = {isa = PBXBuildFile; fileRef = 93D39A4759186F6D2D34AA6B /* PearlSizedTextView.h */; };
93D393E4A18BF21ABC229C1E /* mpw-algorithm_v3.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D39D4E713564B7654341B0 /* mpw-algorithm_v3.c */; };
93D394982CBD25D46692DD7C /* MPWebViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D3990E0CD1B5CF9FBB2C07 /* MPWebViewController.m */; };
93D394B5036C882B33C71872 /* MPPasswordsSegue.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39E7A12CC352B2825AA66 /* MPPasswordsSegue.m */; };
93D39536EB550E811CCD04BC /* UIResponder+PearlFirstResponder.h in Headers */ = {isa = PBXBuildFile; fileRef = 93D394482BB07F90E8FD1314 /* UIResponder+PearlFirstResponder.h */; };
93D3954E96236384AFA00453 /* UIScrollView+PearlAdjustInsets.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D390FB3110DCCE68E600DC /* UIScrollView+PearlAdjustInsets.m */; };
93D3954FCE045A3CC7E804B7 /* MPUsersViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D399E571F61E50A9BF8FAF /* MPUsersViewController.m */; };
93D3957237D303DE2D38C267 /* MPAvatarCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39B381350802A194BF332 /* MPAvatarCell.m */; };
93D39577FD8BB0945DB2F0A3 /* MPAlgorithmV3.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39FD9623E8D5571C0AEB3 /* MPAlgorithmV3.m */; };
93D3958C13B557F60F63C72B /* distribute in Resources */ = {isa = PBXBuildFile; fileRef = 93D3979016BF0C5B29D1340D /* distribute */; };
93D395B715D15F2B56F2A2EE /* mpw-types.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D392C5A6572DB0EB5B82C8 /* mpw-types.c */; };
93D395F08A087F8A24689347 /* NSArray+Indexing.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D39067C0AFDC581794E2B8 /* NSArray+Indexing.m */; };
@ -52,6 +56,7 @@
93D39B8F90F58A5D158DDBA3 /* MPPasswordsViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D3924EE15017F8A12CB436 /* MPPasswordsViewController.m */; };
93D39BA1EA3CAAC8A220B4A6 /* MPAppSettingsViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D3916C1D8F1427DFBDEBCA /* MPAppSettingsViewController.m */; };
93D39C34FE35830EF5BE1D2A /* NSArray+Indexing.h in Headers */ = {isa = PBXBuildFile; fileRef = 93D396D04E57792A54D437AC /* NSArray+Indexing.h */; };
93D39C7B89BEA08A829C66F4 /* mpw-algorithm_v0.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D390A99850139D0FF0211E /* mpw-algorithm_v0.c */; };
93D39CEA71BD460ED4876920 /* build in Resources */ = {isa = PBXBuildFile; fileRef = 93D39B573E4DE98BAE518215 /* build */; };
93D39D38356F59DBEF934D70 /* MPAppDelegate_InApp.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D394C78C7B879C9AD9152C /* MPAppDelegate_InApp.m */; };
93D39D47FC623E91FC39D20C /* UICollectionView+PearlReloadFromArray.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D3908DF8EABBD952065DC0 /* UICollectionView+PearlReloadFromArray.m */; };
@ -216,6 +221,7 @@
DAA1765219D8B82B0044227B /* copy_pw.png in Resources */ = {isa = PBXBuildFile; fileRef = DAA1763C19D8B82B0044227B /* copy_pw.png */; };
DAA1765319D8B82B0044227B /* choose_type@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = DAA1763D19D8B82B0044227B /* choose_type@2x.png */; };
DAA1765419D8B82B0044227B /* choose_type.png in Resources */ = {isa = PBXBuildFile; fileRef = DAA1763E19D8B82B0044227B /* choose_type.png */; };
DAADBFE01A68763B00F7A756 /* mpw-algorithm.c in Sources */ = {isa = PBXBuildFile; fileRef = 93D3969393A3A46BD27D7078 /* mpw-algorithm.c */; };
DABB981615100B4000B05417 /* SystemConfiguration.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = DABB981515100B4000B05417 /* SystemConfiguration.framework */; };
DABD39371711E29700CF925C /* avatar-0.png in Resources */ = {isa = PBXBuildFile; fileRef = DABD366C1711E29400CF925C /* avatar-0.png */; };
DABD39381711E29700CF925C /* avatar-0@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = DABD366D1711E29400CF925C /* avatar-0@2x.png */; };
@ -462,6 +468,8 @@
93D390519405B76CC6A57C4F /* MPCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPCell.h; sourceTree = "<group>"; };
93D39067C0AFDC581794E2B8 /* NSArray+Indexing.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSArray+Indexing.m"; sourceTree = "<group>"; };
93D3908DF8EABBD952065DC0 /* UICollectionView+PearlReloadFromArray.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UICollectionView+PearlReloadFromArray.m"; sourceTree = "<group>"; };
93D390A3B351FEF1B9EDAB56 /* mpw-algorithm_v2.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-algorithm_v2.c"; sourceTree = "<group>"; };
93D390A99850139D0FF0211E /* mpw-algorithm_v0.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-algorithm_v0.c"; sourceTree = "<group>"; };
93D390FADEB325D8D54A957D /* PearlOverlay.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PearlOverlay.m; sourceTree = "<group>"; };
93D390FB3110DCCE68E600DC /* UIScrollView+PearlAdjustInsets.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIScrollView+PearlAdjustInsets.m"; sourceTree = "<group>"; };
93D39149A5F1F9B174D6D061 /* MPStoreViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPStoreViewController.h; sourceTree = "<group>"; };
@ -484,12 +492,14 @@
93D3942A356B639724157982 /* PearlOverlay.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PearlOverlay.h; sourceTree = "<group>"; };
93D394482BB07F90E8FD1314 /* UIResponder+PearlFirstResponder.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIResponder+PearlFirstResponder.h"; sourceTree = "<group>"; };
93D394C78C7B879C9AD9152C /* MPAppDelegate_InApp.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MPAppDelegate_InApp.m; sourceTree = "<group>"; };
93D394D73F5BC92297CE8D7B /* MPAlgorithmV3.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPAlgorithmV3.h; sourceTree = "<group>"; };
93D395105935859D71679931 /* MPOverlayViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MPOverlayViewController.m; sourceTree = "<group>"; };
93D3956915634581E737B38C /* PearlNavigationController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PearlNavigationController.m; sourceTree = "<group>"; };
93D3957D76F71A652716EECC /* MPStoreViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MPStoreViewController.m; sourceTree = "<group>"; };
93D3969393A3A46BD27D7078 /* mpw-algorithm.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-algorithm.c"; sourceTree = "<group>"; };
93D396C311C3725870343EE0 /* mpw-util.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-util.c"; sourceTree = "<group>"; };
93D396D04E57792A54D437AC /* NSArray+Indexing.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSArray+Indexing.h"; sourceTree = "<group>"; };
93D396F918E6470DB846C17F /* mpw-algorithm_v1.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-algorithm_v1.c"; sourceTree = "<group>"; };
93D3970502644794E8A027BE /* MPNavigationController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPNavigationController.h; sourceTree = "<group>"; };
93D3971FE104BB4052484151 /* MPUsersViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPUsersViewController.h; sourceTree = "<group>"; };
93D397288D0655822A73A539 /* mpw-tests-util.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-tests-util.c"; sourceTree = "<group>"; };
@ -538,6 +548,7 @@
93D39CECA10BCCB0BA581BF1 /* MPAppDelegate_InApp.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPAppDelegate_InApp.h; sourceTree = "<group>"; };
93D39CF7DB942C69D1C5D6BE /* mpw-util.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "mpw-util.h"; sourceTree = "<group>"; };
93D39CF8ADF4542CDC4CD385 /* MPCombinedViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPCombinedViewController.h; sourceTree = "<group>"; };
93D39D4E713564B7654341B0 /* mpw-algorithm_v3.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "mpw-algorithm_v3.c"; sourceTree = "<group>"; };
93D39D6604447D7708039155 /* MPAnswersViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPAnswersViewController.h; sourceTree = "<group>"; };
93D39D8A953779B35403AF6E /* PearlUICollectionView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PearlUICollectionView.m; sourceTree = "<group>"; };
93D39DA27D768B53C8B1330C /* MPAvatarCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPAvatarCell.h; sourceTree = "<group>"; };
@ -548,6 +559,7 @@
93D39F556F2F142740A65E59 /* MPWebViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MPWebViewController.h; sourceTree = "<group>"; };
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@ -1622,6 +1634,10 @@
93D396C311C3725870343EE0 /* mpw-util.c */,
93D39CF7DB942C69D1C5D6BE /* mpw-util.h */,
93D39245A478883C672818F3 /* mpw.bashrc */,
93D396F918E6470DB846C17F /* mpw-algorithm_v1.c */,
93D390A99850139D0FF0211E /* mpw-algorithm_v0.c */,
93D390A3B351FEF1B9EDAB56 /* mpw-algorithm_v2.c */,
93D39D4E713564B7654341B0 /* mpw-algorithm_v3.c */,
);
name = C;
path = ../../C;
@ -2581,6 +2597,8 @@
93D39CECA10BCCB0BA581BF1 /* MPAppDelegate_InApp.h */,
93D399A8E3181B442D347CD7 /* MPAlgorithmV2.m */,
93D39A97A7D48CB3B784194D /* MPAlgorithmV2.h */,
93D394D73F5BC92297CE8D7B /* MPAlgorithmV3.h */,
93D39FD9623E8D5571C0AEB3 /* MPAlgorithmV3.m */,
);
name = ObjC;
path = ..;
@ -3622,6 +3640,7 @@
93D39673DDC085BE72C34D7C /* MPPopdownSegue.m in Sources */,
93D39BA1EA3CAAC8A220B4A6 /* MPAppSettingsViewController.m in Sources */,
93D396D8B67DA6522CDBA142 /* MPCoachmarkViewController.m in Sources */,
DAADBFE01A68763B00F7A756 /* mpw-algorithm.c in Sources */,
93D39EAA4D064193074D3021 /* MPFixable.m in Sources */,
DA32CFF119CF1C8F004F3F0E /* MPStoredSiteEntity.m in Sources */,
93D394982CBD25D46692DD7C /* MPWebViewController.m in Sources */,
@ -3636,6 +3655,11 @@
93D392FD5E2052F7D7DB3774 /* NSString+MPMarkDown.m in Sources */,
93D395B715D15F2B56F2A2EE /* mpw-types.c in Sources */,
93D39943D01E70DAC3B0DF76 /* mpw-util.c in Sources */,
93D390CE9E30180167317730 /* mpw-algorithm_v1.c in Sources */,
93D39C7B89BEA08A829C66F4 /* mpw-algorithm_v0.c in Sources */,
93D3906F9ED6493C81A59FC5 /* mpw-algorithm_v2.c in Sources */,
93D393E4A18BF21ABC229C1E /* mpw-algorithm_v3.c in Sources */,
93D39577FD8BB0945DB2F0A3 /* MPAlgorithmV3.m in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
};