vb@1517
|
1 |
// This file is under GNU General Public License 3.0
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vb@1517
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2 |
// see LICENSE.txt
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vb@1517
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3 |
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krista@2150
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4 |
#define PEP_ENGINE_VERSION "0.9.0"
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vb@908
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5 |
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vb@908
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6 |
// maximum attachment size to import as key 1MB, maximum of 20 attachments
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vb@908
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7 |
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vb@908
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8 |
#define MAX_KEY_SIZE (1024 * 1024)
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vb@908
|
9 |
#define MAX_KEYS_TO_IMPORT 20
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vb@24
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10 |
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krista@2612
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11 |
#define KEY_EXPIRE_DELTA (60 * 60 * 24 * 365)
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krista@2612
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12 |
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vb@233
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13 |
// this is 20 trustwords with 79 chars max
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vb@251
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14 |
#define MAX_TRUSTWORDS_SPACE (20 * 80)
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vb@24
|
15 |
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vb@24
|
16 |
// XML parameters string
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vb@24
|
17 |
#define PARMS_MAX 32768
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vb@24
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18 |
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vb@24
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19 |
// maximum busy wait time in ms
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vb@24
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20 |
#define BUSY_WAIT_TIME 5000
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vb@24
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21 |
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vb@24
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22 |
// maximum line length for reading gpg.conf
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vb@24
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23 |
#define MAX_LINELENGTH 1024
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vb@24
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24 |
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vb@24
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25 |
// default keyserver
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vb@450
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26 |
#ifndef DEFAULT_KEYSERVER
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vb@24
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27 |
#define DEFAULT_KEYSERVER "hkp://keys.gnupg.net"
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vb@450
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28 |
#endif
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vb@450
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29 |
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vb@450
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30 |
// crashdump constants
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vb@450
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31 |
#ifndef CRASHDUMP_DEFAULT_LINES
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vb@450
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32 |
#define CRASHDUMP_DEFAULT_LINES 100
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vb@450
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33 |
#endif
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vb@450
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34 |
#define CRASHDUMP_MAX_LINES 32767
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vb@24
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35 |
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krista@2045
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36 |
// p≡p full string, NUL-terminated
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krista@2045
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37 |
#ifndef PEP_SUBJ_STRING
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krista@2045
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38 |
#define PEP_SUBJ_STRING {0x70,0xE2,0x89,0xA1,0x70,0x00}
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krista@2045
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39 |
#define PEP_SUBJ_BYTELEN 5
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krista@2045
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40 |
#endif
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krista@2045
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41 |
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krista@2078
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42 |
#ifndef PEP_SUBJ_KEY
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krista@2078
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43 |
#define PEP_SUBJ_KEY "Subject: "
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krista@2078
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44 |
#define PEP_SUBJ_KEY_LC "subject: "
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krista@2078
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45 |
#define PEP_SUBJ_KEY_LEN 9
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krista@2078
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46 |
#endif
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krista@2078
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47 |
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krista@2120
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48 |
#ifndef PEP_MSG_WRAP_KEY
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krista@2120
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49 |
#define PEP_MSG_WRAP_KEY "pEp-Wrapped-Message-Info: "
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krista@2120
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50 |
#define PEP_MSG_WRAP_KEY_LC "pep-wrapped-message-info: "
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krista@2120
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51 |
#define PEP_MSG_WRAP_KEY_LEN 26
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krista@2078
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52 |
#endif
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krista@2078
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53 |
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krista@2078
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54 |
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vb@130
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55 |
#include "platform.h"
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vb@130
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56 |
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vb@24
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57 |
#ifdef WIN32
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vb@24
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58 |
#define LOCAL_DB windoze_local_db()
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vb@24
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59 |
#define SYSTEM_DB windoze_system_db()
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vb@24
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60 |
#define LIBGPGME "libgpgme-11.dll"
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vb@24
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61 |
#else // UNIX
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vb@24
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62 |
#define _POSIX_C_SOURCE 200809L
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vb@24
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63 |
#include <dlfcn.h>
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krista@2684
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64 |
#ifdef NDEBUG
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vb@24
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65 |
#define LOCAL_DB unix_local_db()
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krista@2684
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66 |
#else
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krista@2684
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67 |
#define LOCAL_DB unix_local_db(false)
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krista@2684
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68 |
#endif
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vb@24
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69 |
#ifndef SYSTEM_DB
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vb@24
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70 |
#define SYSTEM_DB "/usr/share/pEp/system.db"
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vb@24
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71 |
#endif
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vb@24
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72 |
#ifndef LIBGPGME
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vb@24
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73 |
#define LIBGPGME "libgpgme-pthread.so"
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vb@24
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74 |
#endif
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vb@24
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75 |
#endif
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vb@24
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76 |
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vb@24
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77 |
#include <locale.h>
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vb@24
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78 |
#include <stdlib.h>
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vb@24
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79 |
#include <string.h>
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vb@24
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80 |
#include <assert.h>
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vb@24
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81 |
#include <stdio.h>
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edouard@1521
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82 |
#include <ctype.h>
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krista@2176
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83 |
#include <math.h>
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vb@24
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84 |
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damiano@1997
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85 |
#ifdef SQLITE3_FROM_OS
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damiano@1997
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86 |
#include <sqlite3.h>
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damiano@1997
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87 |
#else
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vb@24
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88 |
#include "sqlite3.h"
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damiano@1997
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89 |
#endif
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vb@24
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90 |
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vb@24
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91 |
#include "pEpEngine.h"
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Edouard@168
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92 |
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Edouard@168
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93 |
// If not specified, build for GPG
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Edouard@168
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94 |
#ifndef USE_NETPGP
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Edouard@168
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95 |
#ifndef USE_GPG
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Edouard@168
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96 |
#define USE_GPG
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Edouard@168
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97 |
#endif
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Edouard@168
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98 |
#endif
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Edouard@168
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99 |
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Edouard@168
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100 |
#ifdef USE_GPG
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vb@24
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101 |
#include "pgp_gpg_internal.h"
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vb@229
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102 |
#elif defined(USE_NETPGP)
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Edouard@168
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103 |
#include "pgp_netpgp_internal.h"
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vb@24
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104 |
#endif
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vb@24
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105 |
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vb@292
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106 |
#include "keymanagement.h"
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vb@28
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107 |
#include "cryptotech.h"
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vb@28
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108 |
#include "transport.h"
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krista@2271
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109 |
#include "sync.h"
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vb@28
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110 |
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vb@125
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111 |
#define NOT_IMPLEMENTED assert(0); return PEP_UNKNOWN_ERROR;
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vb@24
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112 |
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edouard@1603
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113 |
struct _pEpSession;
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edouard@1603
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114 |
typedef struct _pEpSession pEpSession;
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edouard@1603
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115 |
struct _pEpSession {
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vb@24
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116 |
const char *version;
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Edouard@168
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117 |
#ifdef USE_GPG
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vb@24
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118 |
gpgme_ctx_t ctx;
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vb@229
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119 |
#elif defined(USE_NETPGP)
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Edouard@252
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120 |
pEpNetPGPSession ctx;
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vb@24
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121 |
#endif
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vb@24
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122 |
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vb@62
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123 |
PEP_cryptotech_t *cryptotech;
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vb@62
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124 |
PEP_transport_t *transports;
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vb@28
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125 |
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vb@24
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126 |
sqlite3 *db;
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vb@24
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127 |
sqlite3 *system_db;
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vb@24
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128 |
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vb@24
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129 |
sqlite3_stmt *log;
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vb@233
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130 |
sqlite3_stmt *trustword;
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vb@24
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131 |
sqlite3_stmt *get_identity;
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krista@2461
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132 |
sqlite3_stmt *get_identity_without_trust_check;
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krista@2461
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133 |
sqlite3_stmt *get_identities_by_address;
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krista@1799
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134 |
sqlite3_stmt *replace_identities_fpr;
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krista@2461
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135 |
sqlite3_stmt *replace_main_user_fpr;
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krista@2461
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136 |
sqlite3_stmt *get_main_user_fpr;
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krista@2461
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137 |
sqlite3_stmt *refresh_userid_default_key;
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krista@2461
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138 |
sqlite3_stmt *remove_fpr_as_default;
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vb@24
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139 |
sqlite3_stmt *set_person;
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krista@2480
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140 |
sqlite3_stmt *update_person;
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krista@2480
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141 |
sqlite3_stmt *exists_person;
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krista@2468
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142 |
sqlite3_stmt *set_as_pep_user;
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krista@2468
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143 |
sqlite3_stmt *is_pep_user;
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krista@2747
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144 |
sqlite3_stmt *add_into_social_graph;
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krista@2752
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145 |
sqlite3_stmt *get_own_address_binding_from_contact;
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krista@2752
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146 |
sqlite3_stmt *set_revoke_contact_as_notified;
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krista@2752
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147 |
sqlite3_stmt *get_contacted_ids_from_revoke_fpr;
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krista@2752
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148 |
sqlite3_stmt *was_id_for_revoke_contacted;
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edouard@1234
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149 |
sqlite3_stmt *set_device_group;
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edouard@1235
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150 |
sqlite3_stmt *get_device_group;
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vb@24
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151 |
sqlite3_stmt *set_pgp_keypair;
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krista@2478
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152 |
sqlite3_stmt *set_identity_entry;
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krista@2480
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153 |
sqlite3_stmt *update_identity_entry;
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krista@2480
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154 |
sqlite3_stmt *exists_identity_entry;
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vb@932
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155 |
sqlite3_stmt *set_identity_flags;
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edouard@1394
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156 |
sqlite3_stmt *unset_identity_flags;
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vb@24
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157 |
sqlite3_stmt *set_trust;
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krista@2542
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158 |
sqlite3_stmt *update_trust;
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krista@2542
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159 |
sqlite3_stmt *update_trust_to_pep;
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krista@2480
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160 |
sqlite3_stmt *exists_trust_entry;
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krista@1799
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161 |
sqlite3_stmt *update_trust_for_fpr;
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vb@24
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162 |
sqlite3_stmt *get_trust;
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vb@251
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163 |
sqlite3_stmt *least_trust;
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krista@2593
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164 |
sqlite3_stmt *mark_compromised;
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Edouard@409
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165 |
sqlite3_stmt *reset_trust;
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vb@450
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166 |
sqlite3_stmt *crashdump;
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vb@458
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167 |
sqlite3_stmt *languagelist;
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vb@458
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168 |
sqlite3_stmt *i18n_token;
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krista@2461
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169 |
sqlite3_stmt *replace_userid;
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fdik@494
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170 |
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fdik@494
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171 |
// blacklist
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fdik@494
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172 |
sqlite3_stmt *blacklist_add;
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fdik@494
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173 |
sqlite3_stmt *blacklist_delete;
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fdik@494
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174 |
sqlite3_stmt *blacklist_is_listed;
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fdik@494
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175 |
sqlite3_stmt *blacklist_retrieve;
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Edouard@584
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176 |
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Edouard@584
|
177 |
// Own keys
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Edouard@584
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178 |
sqlite3_stmt *own_key_is_listed;
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vb@955
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179 |
sqlite3_stmt *own_identities_retrieve;
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edouard@1394
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180 |
sqlite3_stmt *own_keys_retrieve;
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krista@2461
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181 |
sqlite3_stmt *get_user_default_key;
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krista@2461
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182 |
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krista@2461
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183 |
sqlite3_stmt *get_default_own_userid;
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krista@2461
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184 |
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krista@2461
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185 |
// sqlite3_stmt *set_own_key;
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vb@292
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186 |
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vb@632
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187 |
// sequence value
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vb@633
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188 |
sqlite3_stmt *sequence_value1;
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vb@633
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189 |
sqlite3_stmt *sequence_value2;
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vb@1085
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190 |
sqlite3_stmt *sequence_value3;
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vb@632
|
191 |
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edouard@1236
|
192 |
// revoked keys
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Edouard@693
|
193 |
sqlite3_stmt *set_revoked;
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Edouard@693
|
194 |
sqlite3_stmt *get_revoked;
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krista@2752
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195 |
sqlite3_stmt *get_replacement_fpr;
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Edouard@693
|
196 |
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krista@2471
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197 |
// mistrusted
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krista@2471
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198 |
sqlite3_stmt* add_mistrusted_key;
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krista@2471
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199 |
sqlite3_stmt* is_mistrusted_key;
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krista@2471
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200 |
sqlite3_stmt* delete_mistrusted_key;
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krista@2471
|
201 |
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krista@2461
|
202 |
// aliases
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krista@2461
|
203 |
sqlite3_stmt *get_userid_alias_default;
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krista@2461
|
204 |
sqlite3_stmt *add_userid_alias;
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krista@2461
|
205 |
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Edouard@693
|
206 |
// callbacks
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vb@292
|
207 |
examine_identity_t examine_identity;
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vb@292
|
208 |
void *examine_management;
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edouard@1462
|
209 |
void *sync_management;
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vb@599
|
210 |
void *sync_obj;
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krista@2271
|
211 |
messageToSend_t messageToSend;
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krista@2271
|
212 |
notifyHandshake_t notifyHandshake;
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krista@2271
|
213 |
inject_sync_msg_t inject_sync_msg;
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krista@2271
|
214 |
retrieve_next_sync_msg_t retrieve_next_sync_msg;
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vb@464
|
215 |
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edouard@1236
|
216 |
// key sync
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edouard@1603
|
217 |
pEpSession* sync_session;
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krista@2271
|
218 |
DeviceState_state sync_state;
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edouard@1460
|
219 |
void* sync_state_payload;
|
edouard@1236
|
220 |
char sync_uuid[37];
|
edouard@1316
|
221 |
time_t LastCannotDecrypt;
|
edouard@1316
|
222 |
time_t LastUpdateRequest;
|
vb@690
|
223 |
|
vb@464
|
224 |
// runtime config
|
vb@464
|
225 |
|
vb@464
|
226 |
bool passive_mode;
|
vb@464
|
227 |
bool unencrypted_subject;
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vb@1110
|
228 |
bool keep_sync_msg;
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vb@1819
|
229 |
bool service_log;
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krista@2129
|
230 |
|
krista@2129
|
231 |
// mistrust undo cache
|
krista@2129
|
232 |
pEp_identity* cached_mistrusted;
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Edouard@720
|
233 |
|
roker@1722
|
234 |
#ifdef DEBUG_ERRORSTACK
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roker@1722
|
235 |
stringlist_t* errorstack;
|
roker@1722
|
236 |
#endif
|
edouard@1603
|
237 |
};
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vb@48
|
238 |
|
roker@1722
|
239 |
|
vb@62
|
240 |
PEP_STATUS init_transport_system(PEP_SESSION session, bool in_first);
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vb@62
|
241 |
void release_transport_system(PEP_SESSION session, bool out_last);
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vb@48
|
242 |
|
krista@1639
|
243 |
/* NOT to be exposed to the outside!!! */
|
krista@1639
|
244 |
PEP_STATUS encrypt_only(
|
krista@1639
|
245 |
PEP_SESSION session, const stringlist_t *keylist, const char *ptext,
|
krista@1639
|
246 |
size_t psize, char **ctext, size_t *csize
|
krista@1639
|
247 |
);
|
krista@1639
|
248 |
|
krista@2047
|
249 |
#if defined(NDEBUG) || defined(NOLOG)
|
vb@216
|
250 |
#define DEBUG_LOG(TITLE, ENTITY, DESC)
|
vb@216
|
251 |
#else
|
huss@1571
|
252 |
#ifdef ANDROID
|
huss@1571
|
253 |
#include <android/log.h>
|
vb@1819
|
254 |
#define LOG_MORE(...) __android_log_print(ANDROID_LOG_DEBUG, "pEpEngine", " %s :: %s :: %s :: %s ", __VA_ARGS__);
|
edouard@1630
|
255 |
#else
|
edouard@1630
|
256 |
#include <stdio.h>
|
vb@1819
|
257 |
#define LOG_MORE(...) fprintf(stderr, "pEpEngine DEBUG_LOG('%s','%s','%s','%s')\n", __VA_ARGS__);
|
huss@1571
|
258 |
#endif
|
edouard@1630
|
259 |
#define DEBUG_LOG(TITLE, ENTITY, DESC) {\
|
vb@1819
|
260 |
log_event(session, (TITLE), (ENTITY), (DESC), "debug " __FILE__ ":" S_LINE);\
|
vb@1819
|
261 |
LOG_MORE((TITLE), (ENTITY), (DESC), __FILE__ ":" S_LINE)\
|
edouard@1630
|
262 |
}
|
vb@216
|
263 |
#endif
|
vb@216
|
264 |
|
edouard@1746
|
265 |
typedef enum _normalize_hex_rest_t {
|
edouard@1746
|
266 |
accept_hex,
|
edouard@1746
|
267 |
ignore_hex,
|
edouard@1746
|
268 |
reject_hex
|
edouard@1746
|
269 |
} normalize_hex_res_t;
|
edouard@1746
|
270 |
|
edouard@1746
|
271 |
static inline normalize_hex_res_t _normalize_hex(char *hex)
|
edouard@1746
|
272 |
{
|
edouard@1746
|
273 |
if (*hex >= '0' && *hex <= '9')
|
edouard@1746
|
274 |
return accept_hex;
|
edouard@1746
|
275 |
|
edouard@1746
|
276 |
if (*hex >= 'A' && *hex <= 'F') {
|
edouard@1746
|
277 |
*hex += 'a' - 'A';
|
edouard@1746
|
278 |
return accept_hex;
|
edouard@1746
|
279 |
}
|
edouard@1746
|
280 |
|
edouard@1746
|
281 |
if (*hex >= 'a' && *hex <= 'f')
|
edouard@1746
|
282 |
return accept_hex;
|
edouard@1746
|
283 |
|
edouard@1746
|
284 |
if (*hex == ' ')
|
edouard@1746
|
285 |
return ignore_hex;
|
edouard@1746
|
286 |
|
edouard@1746
|
287 |
return reject_hex;
|
edouard@1746
|
288 |
}
|
edouard@1746
|
289 |
|
edouard@1521
|
290 |
// Space tolerant and case insensitive fingerprint string compare
|
edouard@1746
|
291 |
static inline PEP_STATUS _compare_fprs(
|
edouard@1746
|
292 |
const char* fpra,
|
edouard@1746
|
293 |
size_t fpras,
|
edouard@1746
|
294 |
const char* fprb,
|
edouard@1746
|
295 |
size_t fprbs,
|
edouard@1746
|
296 |
int* comparison)
|
edouard@1746
|
297 |
{
|
edouard@1746
|
298 |
|
edouard@1746
|
299 |
size_t ai = 0;
|
edouard@1746
|
300 |
size_t bi = 0;
|
edouard@1746
|
301 |
size_t significant = 0;
|
edouard@1746
|
302 |
int _comparison = 0;
|
edouard@1746
|
303 |
const int _FULL_FINGERPRINT_LENGTH = 40;
|
edouard@1746
|
304 |
|
edouard@1746
|
305 |
// First compare every non-ignored chars until an end is reached
|
edouard@1746
|
306 |
while(ai < fpras && bi < fprbs)
|
edouard@1746
|
307 |
{
|
edouard@1746
|
308 |
char fprac = fpra[ai];
|
edouard@1746
|
309 |
char fprbc = fprb[bi];
|
edouard@1746
|
310 |
normalize_hex_res_t fprah = _normalize_hex(&fprac);
|
edouard@1746
|
311 |
normalize_hex_res_t fprbh = _normalize_hex(&fprbc);
|
edouard@1746
|
312 |
|
edouard@1746
|
313 |
if(fprah == reject_hex || fprbh == reject_hex)
|
edouard@1746
|
314 |
return PEP_ILLEGAL_VALUE;
|
edouard@1746
|
315 |
|
edouard@1746
|
316 |
if ( fprah == ignore_hex )
|
edouard@1746
|
317 |
{
|
edouard@1746
|
318 |
ai++;
|
edouard@1746
|
319 |
}
|
edouard@1746
|
320 |
else if ( fprbh == ignore_hex )
|
edouard@1746
|
321 |
{
|
edouard@1746
|
322 |
bi++;
|
edouard@1746
|
323 |
}
|
edouard@1746
|
324 |
else
|
edouard@1746
|
325 |
{
|
edouard@1746
|
326 |
if(fprac != fprbc && _comparison == 0 )
|
edouard@1746
|
327 |
{
|
edouard@1746
|
328 |
_comparison = fprac > fprbc ? 1 : -1;
|
edouard@1746
|
329 |
}
|
edouard@1746
|
330 |
|
edouard@1746
|
331 |
significant++;
|
edouard@1746
|
332 |
ai++;
|
edouard@1746
|
333 |
bi++;
|
edouard@1746
|
334 |
|
edouard@1746
|
335 |
}
|
edouard@1746
|
336 |
}
|
edouard@1746
|
337 |
|
edouard@1746
|
338 |
// Bail out if we didn't got enough significnt chars
|
edouard@1746
|
339 |
if (significant != _FULL_FINGERPRINT_LENGTH )
|
edouard@1746
|
340 |
return PEP_TRUSTWORDS_FPR_WRONG_LENGTH;
|
edouard@1746
|
341 |
|
edouard@1746
|
342 |
// Then purge remaining chars, all must be ignored chars
|
edouard@1746
|
343 |
while ( ai < fpras )
|
edouard@1746
|
344 |
{
|
edouard@1746
|
345 |
char fprac = fpra[ai];
|
edouard@1746
|
346 |
normalize_hex_res_t fprah = _normalize_hex(&fprac);
|
edouard@1746
|
347 |
if( fprah == reject_hex )
|
edouard@1746
|
348 |
return PEP_ILLEGAL_VALUE;
|
edouard@1746
|
349 |
if ( fprah != ignore_hex )
|
edouard@1746
|
350 |
return PEP_TRUSTWORDS_FPR_WRONG_LENGTH;
|
edouard@1746
|
351 |
ai++;
|
edouard@1746
|
352 |
}
|
edouard@1746
|
353 |
while ( bi < fprbs )
|
edouard@1746
|
354 |
{
|
edouard@1746
|
355 |
char fprbc = fprb[bi];
|
edouard@1746
|
356 |
normalize_hex_res_t fprbh = _normalize_hex(&fprbc);
|
edouard@1746
|
357 |
if( fprbh == reject_hex )
|
edouard@1746
|
358 |
return PEP_ILLEGAL_VALUE;
|
edouard@1746
|
359 |
if ( fprbh != ignore_hex )
|
edouard@1746
|
360 |
return PEP_TRUSTWORDS_FPR_WRONG_LENGTH;
|
edouard@1746
|
361 |
bi++;
|
edouard@1746
|
362 |
}
|
edouard@1746
|
363 |
|
edouard@1746
|
364 |
*comparison = _comparison;
|
edouard@1746
|
365 |
return PEP_STATUS_OK;
|
edouard@1746
|
366 |
}
|
edouard@1746
|
367 |
|
edouard@1521
|
368 |
static inline int _same_fpr(
|
edouard@1521
|
369 |
const char* fpra,
|
edouard@1521
|
370 |
size_t fpras,
|
edouard@1521
|
371 |
const char* fprb,
|
edouard@1521
|
372 |
size_t fprbs
|
edouard@1521
|
373 |
)
|
edouard@1521
|
374 |
{
|
edouard@1746
|
375 |
// illegal values are ignored, and considered not same.
|
edouard@1746
|
376 |
int comparison = 1;
|
edouard@1746
|
377 |
|
edouard@1746
|
378 |
_compare_fprs(fpra, fpras, fprb, fprbs, &comparison);
|
edouard@1746
|
379 |
|
edouard@1746
|
380 |
return comparison == 0;
|
edouard@1521
|
381 |
}
|
roker@1722
|
382 |
|
krista@2045
|
383 |
// size is the length of the bytestr that's coming in. This is really only intended
|
krista@2045
|
384 |
// for comparing two full strings. If charstr's length is different from bytestr_size,
|
krista@2045
|
385 |
// we'll return a non-zero value.
|
krista@2045
|
386 |
static inline int _unsigned_signed_strcmp(const unsigned char* bytestr, const char* charstr, int bytestr_size) {
|
krista@2045
|
387 |
int charstr_len = strlen(charstr);
|
krista@2045
|
388 |
if (charstr_len != bytestr_size)
|
krista@2045
|
389 |
return -1; // we don't actually care except that it's non-zero
|
krista@2045
|
390 |
return memcmp(bytestr, charstr, bytestr_size);
|
krista@2045
|
391 |
}
|
krista@2045
|
392 |
|
krista@2045
|
393 |
// This is just a horrible example of C type madness. UTF-8 made me do it.
|
krista@2045
|
394 |
static inline char* _pep_subj_copy() {
|
krista@2285
|
395 |
#ifndef WIN32
|
krista@2045
|
396 |
unsigned char pepstr[] = PEP_SUBJ_STRING;
|
krista@2045
|
397 |
void* retval = calloc(1, sizeof(unsigned char)*PEP_SUBJ_BYTELEN + 1);
|
krista@2045
|
398 |
memcpy(retval, pepstr, PEP_SUBJ_BYTELEN);
|
krista@2045
|
399 |
return (char*)retval;
|
krista@2285
|
400 |
#else
|
krista@2285
|
401 |
return strdup("pEp");
|
krista@2285
|
402 |
#endif
|
krista@2045
|
403 |
}
|
krista@2045
|
404 |
|
krista@2461
|
405 |
static inline bool is_me(PEP_SESSION session, pEp_identity* test_ident) {
|
krista@2461
|
406 |
bool retval = false;
|
krista@2461
|
407 |
if (test_ident && test_ident->user_id) {
|
krista@2461
|
408 |
char* def_id = NULL;
|
krista@2461
|
409 |
get_default_own_userid(session, &def_id);
|
krista@2461
|
410 |
if (test_ident->me ||
|
krista@2461
|
411 |
(def_id && strcmp(def_id, test_ident->user_id) == 0)) {
|
krista@2461
|
412 |
retval = true;
|
krista@2461
|
413 |
}
|
krista@2461
|
414 |
free(def_id);
|
krista@2461
|
415 |
}
|
krista@2461
|
416 |
return retval;
|
krista@2461
|
417 |
}
|
krista@2461
|
418 |
|
krista@2461
|
419 |
#ifndef EMPTYSTR
|
krista@2461
|
420 |
#define EMPTYSTR(STR) ((STR) == NULL || (STR)[0] == '\0')
|
krista@2461
|
421 |
#endif
|
krista@2461
|
422 |
|
krista@2549
|
423 |
#ifndef IS_PGP_CT
|
krista@2549
|
424 |
#define IS_PGP_CT(CT) (((CT) | PEP_ct_confirmed) == PEP_ct_OpenPGP)
|
krista@2549
|
425 |
#endif
|
krista@2549
|
426 |
|
krista@2461
|
427 |
#ifndef _MIN
|
krista@2461
|
428 |
#define _MIN(A, B) ((B) > (A) ? (A) : (B))
|
krista@2461
|
429 |
#endif
|
krista@2461
|
430 |
#ifndef _MAX
|
krista@2461
|
431 |
#define _MAX(A, B) ((B) > (A) ? (B) : (A))
|
krista@2461
|
432 |
#endif
|
krista@2461
|
433 |
|
krista@2461
|
434 |
|
krista@2176
|
435 |
// These are globals used in generating message IDs and should only be
|
krista@2176
|
436 |
// computed once, as they're either really constants or OS-dependent
|
krista@2176
|
437 |
|
krista@2467
|
438 |
extern int _pEp_rand_max_bits;
|
krista@2467
|
439 |
extern double _pEp_log2_36;
|
krista@2176
|
440 |
|
krista@2176
|
441 |
static inline void _init_globals() {
|
vb@2571
|
442 |
_pEp_rand_max_bits = (int) ceil(log2((double) RAND_MAX));
|
krista@2176
|
443 |
_pEp_log2_36 = log2(36);
|
krista@2176
|
444 |
}
|