Green Sky
227425b90e
git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 67badf69416a74e74f6d7eb51dd96f37282b8455
122 lines
3.4 KiB
C
122 lines
3.4 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later
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* Copyright © 2016-2018 The TokTok team.
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* Copyright © 2016 Tox project.
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*/
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/*
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* Small test for checking if obtaining savedata, saving it to disk and using
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* works correctly.
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*/
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../testing/misc_tools.h"
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#include "../toxcore/ccompat.h"
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#include "auto_test_support.h"
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#include "check_compat.h"
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#include "../toxencryptsave/toxencryptsave.h"
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static const char *pphrase = "bar";
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static const char *name = "foo";
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static const char *savefile = "./save";
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static void save_data_encrypted(void)
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{
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struct Tox_Options *options = tox_options_new(nullptr);
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Tox *t = tox_new_log(options, nullptr, nullptr);
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tox_options_free(options);
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tox_self_set_name(t, (const uint8_t *)name, strlen(name), nullptr);
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FILE *f = fopen(savefile, "wb");
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size_t size = tox_get_savedata_size(t);
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uint8_t *clear = (uint8_t *)malloc(size);
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/*this function does not write any data at all*/
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tox_get_savedata(t, clear);
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size += TOX_PASS_ENCRYPTION_EXTRA_LENGTH;
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uint8_t *cipher = (uint8_t *)malloc(size);
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Tox_Err_Encryption eerr;
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ck_assert_msg(tox_pass_encrypt(clear, size - TOX_PASS_ENCRYPTION_EXTRA_LENGTH, (const uint8_t *)pphrase,
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strlen(pphrase), cipher,
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&eerr), "Could not encrypt, error code %d.", eerr);
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size_t written_value = fwrite(cipher, sizeof(*cipher), size, f);
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printf("written written_value = %u of %u\n", (unsigned)written_value, (unsigned)size);
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free(cipher);
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free(clear);
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fclose(f);
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tox_kill(t);
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}
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static void load_data_decrypted(void)
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{
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FILE *f = fopen(savefile, "rb");
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ck_assert(f != nullptr);
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fseek(f, 0, SEEK_END);
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int64_t size = ftell(f);
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fseek(f, 0, SEEK_SET);
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ck_assert_msg(0 <= size && size <= UINT_MAX, "file size out of range");
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uint8_t *cipher = (uint8_t *)malloc(size);
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ck_assert(cipher != nullptr);
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uint8_t *clear = (uint8_t *)malloc(size - TOX_PASS_ENCRYPTION_EXTRA_LENGTH);
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ck_assert(clear != nullptr);
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size_t read_value = fread(cipher, sizeof(*cipher), size, f);
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printf("Read read_value = %u of %u\n", (unsigned)read_value, (unsigned)size);
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Tox_Err_Decryption derr;
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ck_assert_msg(tox_pass_decrypt(cipher, size, (const uint8_t *)pphrase, strlen(pphrase), clear, &derr),
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"Could not decrypt, error code %d.", derr);
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struct Tox_Options *options = tox_options_new(nullptr);
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ck_assert(options != nullptr);
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tox_options_set_savedata_type(options, TOX_SAVEDATA_TYPE_TOX_SAVE);
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tox_options_set_savedata_data(options, clear, size);
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Tox_Err_New err;
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Tox *t = tox_new_log(options, &err, nullptr);
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tox_options_free(options);
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ck_assert_msg(t != nullptr, "tox_new returned the error value %d", err);
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uint8_t *readname = (uint8_t *)malloc(tox_self_get_name_size(t));
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ck_assert(readname != nullptr);
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tox_self_get_name(t, readname);
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ck_assert_msg(memcmp(readname, name, tox_self_get_name_size(t)) == 0,
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"name returned by tox_self_get_name does not match expected result");
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tox_kill(t);
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free(clear);
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free(cipher);
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free(readname);
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fclose(f);
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}
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int main(void)
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{
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setvbuf(stdout, nullptr, _IONBF, 0);
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save_data_encrypted();
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load_data_decrypted();
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ck_assert_msg(remove(savefile) == 0, "Could not remove the savefile.");
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return 0;
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}
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