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Memory fixes to JSON export.

This commit is contained in:
Maarten Billemont 2017-07-23 00:48:38 -04:00
parent 6d88d6bde0
commit 04ab276d93
3 changed files with 28 additions and 19 deletions

View File

@ -228,7 +228,6 @@ bool mpw_marshall_write_json(
time_t now = time( NULL );
if (strftime( dateString, dateSize, "yyyy'-'MM'-'dd'T'HH':'mm':'ss'Z'", gmtime( &now ) ))
json_object_object_add( json_export, "date", json_object_new_string( dateString ) );
json_object_put( json_export );
// Section: "user"
json_object *json_user = json_object_new_object();
@ -242,7 +241,6 @@ bool mpw_marshall_write_json(
json_object_object_add( json_user, "algorithm", json_object_new_int( marshalledUser->algorithm ) );
json_object_object_add( json_user, "default_type", json_object_new_int( marshalledUser->defaultType ) );
json_object_put( json_user );
// Section "sites"
json_object *json_sites = json_object_new_object();
@ -272,8 +270,8 @@ bool mpw_marshall_write_json(
json_object_object_add( json_site, "algorithm", json_object_new_int( site.algorithm ) );
if (content)
json_object_object_add( json_site, "password", json_object_new_string( content ) );
json_object_object_add( json_site, "login_name", json_object_new_string( site.loginName?: "" ) );
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( site.uses ) );
@ -292,21 +290,17 @@ bool mpw_marshall_write_json(
json_object_object_add( json_site_question, "answer", json_object_new_string(
mpw_passwordForSite( masterKey, site.name, MPSiteTypeGeneratedPhrase, 1,
MPSiteVariantAnswer, question.keyword, site.algorithm ) ) );
json_object_put( json_site_question );
}
json_object_put( json_site_questions );
json_object *json_site_mpw = json_object_new_object();
json_object_object_add( json_site, "_ext_mpw", json_site_mpw );
json_object_object_add( json_site_mpw, "url", json_object_new_string( site.url ) );
json_object_put( json_site_mpw );
json_object_put( json_site );
if (site.url)
json_object_object_add( json_site_mpw, "url", json_object_new_string( site.url ) );
}
json_object_put( json_sites );
try_asprintf( out, "%s\n", json_object_to_json_string_ext( json_out, JSON_C_TO_STRING_PRETTY ) );
json_object_put( json_out );
try_asprintf( out, "%s\n", json_object_to_json_string_ext( json_out, JSON_C_TO_STRING_PRETTY | JSON_C_TO_STRING_SPACED ) );
mpw_free( masterKey, MPMasterKeySize );
json_object_put( json_out );
return true;
}
@ -405,8 +399,8 @@ MPMarshalledUser *mpw_marshall_read_flat(
if (!mpw_update_masterKey( &masterKey, &masterKeyAlgorithm,
importAlgorithm, importUserName, masterPassword ))
return false;
if (importKeyID && strcmp( importKeyID, mpw_id_buf( masterKey, MPMasterKeySize ) ) != 0) {
err( "Incorrect master password for user import file.\n" );
if (importKeyID && !mpw_id_buf_equals( importKeyID, mpw_id_buf( masterKey, MPMasterKeySize ) )) {
err( "Incorrect master password for user import file: %s != %s\n", importKeyID, mpw_id_buf( masterKey, MPMasterKeySize ) );
return false;
}
if (!(user = mpw_marshall_user( importUserName, masterPassword, importAlgorithm ))) {

View File

@ -19,6 +19,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#if MPW_COLOR
#include <unistd.h>
@ -80,7 +81,7 @@ bool mpw_free(const void *buffer, const size_t bufferSize) {
bool mpw_free_string(const char *string) {
return mpw_free( string, strlen( string ) );
return string && mpw_free( string, strlen( string ) );
}
uint8_t const *mpw_scrypt(const size_t keySize, const char *secret, const uint8_t *salt, const size_t saltSize,
@ -141,14 +142,25 @@ const char *mpw_id_buf(const void *buf, size_t length) {
#if HAS_CPERCIVA
uint8_t hash[32];
SHA256_Buf( buf, length, hash );
return mpw_hex( hash, 32 );
#elif HAS_SODIUM
uint8_t hash[crypto_hash_sha256_BYTES];
crypto_hash_sha256( hash, buf, length );
return mpw_hex( hash, crypto_hash_sha256_BYTES );
#endif
return mpw_hex( hash, sizeof( hash ) / sizeof( uint8_t ) );
}
bool mpw_id_buf_equals(const char *id1, const char *id2) {
size_t size = strlen( id1 );
if (size != strlen( id2 ))
return false;
for (int c = 0; c < size; ++c)
if (tolower(id1[c]) != tolower(id2[c]))
return false;
return true;
}
static char **mpw_hex_buf = NULL;

View File

@ -122,6 +122,9 @@ const char *mpw_hex_l(uint32_t number);
/** Encode a fingerprint for a buffer.
* @return A C-string in a reused buffer, do not free or store it. */
const char *mpw_id_buf(const void *buf, size_t length);
/** Compare two fingerprints for equality.
* @return true if the buffers represent identical fingerprints. */
bool mpw_id_buf_equals(const char *id1, const char *id2);
/** Encode a visual fingerprint for a user.
* @return A newly allocated string. */
const char *mpw_identicon(const char *fullName, const char *masterPassword);