134 lines
4.9 KiB
C
134 lines
4.9 KiB
C
//==============================================================================
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// This file is part of Master Password.
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// Copyright (c) 2011-2017, Maarten Billemont.
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//
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// Master Password is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Master Password is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You can find a copy of the GNU General Public License in the
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// LICENSE file. Alternatively, see <http://www.gnu.org/licenses/>.
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//==============================================================================
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#include <string.h>
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#include "mpw-marshal-util.h"
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#include "mpw-util.h"
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char *mpw_get_token(const char **in, const char *eol, char *delim) {
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// Skip leading spaces.
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for (; **in == ' '; ++*in);
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// Find characters up to the first delim.
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size_t len = strcspn( *in, delim );
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char *token = len && len <= (size_t)(eol - *in)? strndup( *in, len ): NULL;
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// Advance past the delimitor.
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*in = min( eol, *in + len + 1 );
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return token;
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}
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time_t mpw_mktime(
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const char *time) {
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struct tm tm = { .tm_isdst = -1, .tm_gmtoff = 0 };
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if (time && sscanf( time, "%4d-%2d-%2dT%2d:%2d:%2dZ",
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&tm.tm_year, &tm.tm_mon, &tm.tm_mday,
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&tm.tm_hour, &tm.tm_min, &tm.tm_sec ) == 6) {
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tm.tm_year -= 1900; // tm_year 0 = rfc3339 year 1900
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tm.tm_mon -= 1; // tm_mon 0 = rfc3339 month 1
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/*
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* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_ARITHMETIC (code=EXC_I386_DIV, subcode=0x0)
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frame #0: 0x00007fff9fe4d219 libsystem_notify.dylib`_nc_table_find_64 + 22
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libsystem_notify.dylib`_nc_table_find_64:
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-> 0x7fff9fe4d219 <+22>: divl 0x4(%rdi)
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0x7fff9fe4d21c <+25>: movq 0x8(%rdi), %rax
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0x7fff9fe4d220 <+29>: movq (%rax,%rdx,8), %rcx
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0x7fff9fe4d224 <+33>: xorl %eax, %eax
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(lldb) bt
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* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_ARITHMETIC (code=EXC_I386_DIV, subcode=0x0)
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* frame #0: 0x00007fff9fe4d219 libsystem_notify.dylib`_nc_table_find_64 + 22
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frame #1: 0x00007fff9fe4a21e libsystem_notify.dylib`registration_node_find + 53
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frame #2: 0x00007fff9fe4b78d libsystem_notify.dylib`notify_check + 105
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frame #3: 0x00007fff9fccc164 libsystem_c.dylib`notify_check_tz + 24
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frame #4: 0x00007fff9fccbd97 libsystem_c.dylib`tzsetwall_basic + 45
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frame #5: 0x00007fff9fccdcd0 libsystem_c.dylib`mktime + 46
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frame #6: 0x0000000100009496 mpw`mpw_mktime(time="2017-04-16T03:16:35Z") at mpw-marshal-util.c:47
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*/
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return mktime( &tm );
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}
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return false;
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}
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#if MPW_JSON
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json_object *mpw_get_json_section(
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json_object *obj, const char *section) {
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json_object *json_value = obj;
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char *sectionTokenizer = strdup( section ), *sectionToken = sectionTokenizer;
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for (sectionToken = strtok( sectionToken, "." ); sectionToken; sectionToken = strtok( NULL, "." ))
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if (!json_object_object_get_ex( json_value, sectionToken, &json_value ) || !json_value) {
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trc( "While resolving: %s: Missing value for: %s\n", section, sectionToken );
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json_value = NULL;
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break;
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}
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free( sectionTokenizer );
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return json_value;
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}
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const char *mpw_get_json_string(
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json_object *obj, const char *section, const char *defaultValue) {
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json_object *json_value = mpw_get_json_section( obj, section );
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if (!json_value)
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return defaultValue;
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return json_object_get_string( json_value );
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}
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int64_t mpw_get_json_int(
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json_object *obj, const char *section, int64_t defaultValue) {
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json_object *json_value = mpw_get_json_section( obj, section );
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if (!json_value)
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return defaultValue;
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return json_object_get_int64( json_value );
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}
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bool mpw_get_json_boolean(
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json_object *obj, const char *section, bool defaultValue) {
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json_object *json_value = mpw_get_json_section( obj, section );
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if (!json_value)
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return defaultValue;
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return json_object_get_boolean( json_value ) == TRUE;
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}
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#endif
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bool mpw_update_masterKey(MPMasterKey *masterKey, MPAlgorithmVersion *masterKeyAlgorithm, MPAlgorithmVersion targetKeyAlgorithm,
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const char *fullName, const char *masterPassword) {
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if (*masterKeyAlgorithm != targetKeyAlgorithm) {
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mpw_free( masterKey, MPMasterKeySize );
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*masterKeyAlgorithm = targetKeyAlgorithm;
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*masterKey = mpw_masterKey( fullName, masterPassword, *masterKeyAlgorithm );
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if (!*masterKey) {
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err( "Couldn't derive master key for user %s, algorithm %d.\n", fullName, *masterKeyAlgorithm );
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return false;
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}
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}
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return true;
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}
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