skylab/MasterPassword
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Add marshalling metadata lookup & adapt iOS for new APIs.

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This commit is contained in:
Maarten Billemont
2017-08-12 21:57:47 -04:00
parent c0ba96daa2
commit f5c7d11f0e
35 changed files with 821 additions and 886 deletions
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139
core/c/mpw-marshall.c
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@@ -89,6 +89,20 @@ MPMarshalledQuestion *mpw_marshal_question(
return question;
}
bool mpw_marshal_info_free(
MPMarshallInfo *info) {
if (!info)
return true;
bool success = true;
success &= mpw_free_string( info->fullName );
success &= mpw_free_string( info->keyID );
success &= mpw_free( info, sizeof( MPMarshallInfo ) );
return success;
}
bool mpw_marshal_free(
MPMarshalledUser *user) {
@@ -313,6 +327,9 @@ bool mpw_marshall_write(
char **out, const MPMarshallFormat outFormat, const MPMarshalledUser *user, MPMarshallError *error) {
switch (outFormat) {
case MPMarshallFormatNone:
*error = (MPMarshallError){ .type = MPMarshallSuccess };
return false;
case MPMarshallFormatFlat:
return mpw_marshall_write_flat( out, user, error );
case MPMarshallFormatJSON:
@@ -323,10 +340,63 @@ bool mpw_marshall_write(
}
}
static void mpw_marshall_read_flat_info(
const char *in, MPMarshallInfo *info) {
info->algorithm = MPAlgorithmVersionCurrent;
// Parse import data.
bool headerStarted = false;
for (const char *endOfLine, *positionInLine = in; (endOfLine = strstr( positionInLine, "\n" )); positionInLine = endOfLine + 1) {
// Comment or header
if (*positionInLine == '#') {
++positionInLine;
if (!headerStarted) {
if (*positionInLine == '#')
// ## starts header
headerStarted = true;
// Comment before header
continue;
}
if (*positionInLine == '#')
// ## ends header
break;
// Header
char *headerName = mpw_get_token( &positionInLine, endOfLine, ":\n" );
char *headerValue = mpw_get_token( &positionInLine, endOfLine, "\n" );
if (!headerName || !headerValue)
continue;
if (strcmp( headerName, "Algorithm" ) == 0)
info->algorithm = (MPAlgorithmVersion)atoi( headerValue );
if (strcmp( headerName, "Full Name" ) == 0 || strcmp( headerName, "User Name" ) == 0)
info->fullName = strdup( headerValue );
if (strcmp( headerName, "Key ID" ) == 0)
info->keyID = strdup( headerValue );
if (strcmp( headerName, "Passwords" ) == 0)
info->redacted = strcmp( headerValue, "VISIBLE" ) != 0;
if (strcmp( headerName, "Date" ) == 0)
info->date = mpw_mktime( headerValue );
mpw_free_string( headerName );
mpw_free_string( headerValue );
continue;
}
}
}
static MPMarshalledUser *mpw_marshall_read_flat(
char *in, const char *masterPassword, MPMarshallError *error) {
const char *in, const char *masterPassword, MPMarshallError *error) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Unexpected internal error." };
if (!in || !strlen( in )) {
error->type = MPMarshallErrorStructure;
error->description = mpw_str( "No input data." );
return NULL;
}
// Parse import data.
MPMasterKey masterKey = NULL;
@@ -336,7 +406,7 @@ static MPMarshalledUser *mpw_marshall_read_flat(
MPAlgorithmVersion algorithm = MPAlgorithmVersionCurrent, masterKeyAlgorithm = (MPAlgorithmVersion)-1;
MPResultType defaultType = MPResultTypeDefault;
bool headerStarted = false, headerEnded = false, importRedacted = false;
for (char *endOfLine, *positionInLine = in; (endOfLine = strstr( positionInLine, "\n" )); positionInLine = endOfLine + 1) {
for (const char *endOfLine, *positionInLine = in; (endOfLine = strstr( positionInLine, "\n" )); positionInLine = endOfLine + 1) {
// Comment or header
if (*positionInLine == '#') {
@@ -541,10 +611,39 @@ static MPMarshalledUser *mpw_marshall_read_flat(
return user;
}
static void mpw_marshall_read_json_info(
const char *in, MPMarshallInfo *info) {
// Parse JSON.
enum json_tokener_error json_error = json_tokener_success;
json_object *json_file = json_tokener_parse_verbose( in, &json_error );
if (!json_file || json_error != json_tokener_success)
return;
// Section: "export"
int64_t fileFormat = mpw_get_json_int( json_file, "export.format", 0 );
if (fileFormat < 1)
return;
info->redacted = mpw_get_json_boolean( json_file, "export.redacted", true );
info->date = mpw_mktime( mpw_get_json_string( json_file, "export.date", NULL ) );
// Section: "user"
info->algorithm = (MPAlgorithmVersion)mpw_get_json_int( json_file, "user.algorithm", MPAlgorithmVersionCurrent );
info->fullName = strdup( mpw_get_json_string( json_file, "user.full_name", NULL ) );
info->keyID = strdup( mpw_get_json_string( json_file, "user.key_id", NULL ) );
json_object_put( json_file );
}
static MPMarshalledUser *mpw_marshall_read_json(
char *in, const char *masterPassword, MPMarshallError *error) {
const char *in, const char *masterPassword, MPMarshallError *error) {
*error = (MPMarshallError){ MPMarshallErrorInternal, "Unexpected internal error." };
if (!in || !strlen( in )) {
error->type = MPMarshallErrorStructure;
error->description = mpw_str( "No input data." );
return NULL;
}
// Parse JSON.
enum json_tokener_error json_error = json_tokener_success;
@@ -683,10 +782,33 @@ static MPMarshalledUser *mpw_marshall_read_json(
return user;
}
MPMarshallInfo *mpw_marshall_read_info(
const char *in) {
MPMarshallInfo *info = malloc( sizeof( MPMarshallInfo ) );
*info = (MPMarshallInfo){ .format = MPMarshallFormatNone };
if (in && strlen( in )) {
if (in[0] == '#') {
*info = (MPMarshallInfo){ .format = MPMarshallFormatFlat };
mpw_marshall_read_flat_info( in, info );
}
else if (in[0] == '{') {
*info = (MPMarshallInfo){ .format = MPMarshallFormatJSON };
mpw_marshall_read_json_info( in, info );
}
}
return info;
}
MPMarshalledUser *mpw_marshall_read(
char *in, const MPMarshallFormat inFormat, const char *masterPassword, MPMarshallError *error) {
const char *in, const MPMarshallFormat inFormat, const char *masterPassword, MPMarshallError *error) {
switch (inFormat) {
case MPMarshallFormatNone:
*error = (MPMarshallError){ .type = MPMarshallSuccess };
return false;
case MPMarshallFormatFlat:
return mpw_marshall_read_flat( in, masterPassword, error );
case MPMarshallFormatJSON:
@@ -700,6 +822,9 @@ MPMarshalledUser *mpw_marshall_read(
const MPMarshallFormat mpw_formatWithName(
const char *formatName) {
if (!formatName || !strlen( formatName ))
return MPMarshallFormatNone;
// Lower-case to standardize it.
size_t stdFormatNameSize = strlen( formatName );
char stdFormatName[stdFormatNameSize + 1];
@@ -707,6 +832,8 @@ const MPMarshallFormat mpw_formatWithName(
stdFormatName[c] = (char)tolower( formatName[c] );
stdFormatName[stdFormatNameSize] = '\0';
if (strncmp( mpw_nameForFormat( MPMarshallFormatNone ), stdFormatName, strlen( stdFormatName ) ) == 0)
return MPMarshallFormatNone;
if (strncmp( mpw_nameForFormat( MPMarshallFormatFlat ), stdFormatName, strlen( stdFormatName ) ) == 0)
return MPMarshallFormatFlat;
if (strncmp( mpw_nameForFormat( MPMarshallFormatJSON ), stdFormatName, strlen( stdFormatName ) ) == 0)
@@ -720,6 +847,8 @@ const char *mpw_nameForFormat(
const MPMarshallFormat format) {
switch (format) {
case MPMarshallFormatNone:
return "none";
case MPMarshallFormatFlat:
return "flat";
case MPMarshallFormatJSON:
@@ -735,6 +864,8 @@ const char *mpw_marshall_format_extension(
const MPMarshallFormat format) {
switch (format) {
case MPMarshallFormatNone:
return NULL;
case MPMarshallFormatFlat:
return "mpsites";
case MPMarshallFormatJSON: