tomato/external/toxcore/c-toxcore/toxencryptsave/toxencryptsave.c

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/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2013 Tox project.
*/
/**
* Batch encryption functions.
*/
#include "toxencryptsave.h"
#include <sodium.h>
#include <stdlib.h>
#include <string.h>
#include "../toxcore/ccompat.h"
#include "../toxcore/crypto_core.h"
#include "defines.h"
static_assert(TOX_PASS_SALT_LENGTH == crypto_pwhash_scryptsalsa208sha256_SALTBYTES,
"TOX_PASS_SALT_LENGTH is assumed to be equal to crypto_pwhash_scryptsalsa208sha256_SALTBYTES");
static_assert(TOX_PASS_KEY_LENGTH == CRYPTO_SHARED_KEY_SIZE,
"TOX_PASS_KEY_LENGTH is assumed to be equal to CRYPTO_SHARED_KEY_SIZE");
static_assert(TOX_PASS_ENCRYPTION_EXTRA_LENGTH == (crypto_box_MACBYTES + crypto_box_NONCEBYTES +
crypto_pwhash_scryptsalsa208sha256_SALTBYTES + TOX_ENC_SAVE_MAGIC_LENGTH),
"TOX_PASS_ENCRYPTION_EXTRA_LENGTH is assumed to be equal to (crypto_box_MACBYTES + crypto_box_NONCEBYTES + crypto_pwhash_scryptsalsa208sha256_SALTBYTES + TOX_ENC_SAVE_MAGIC_LENGTH)");
#define SET_ERROR_PARAMETER(param, x) \
do { \
if (param != nullptr) { \
*param = x; \
} \
} while (0)
uint32_t tox_pass_salt_length(void)
{
return TOX_PASS_SALT_LENGTH;
}
uint32_t tox_pass_key_length(void)
{
return TOX_PASS_KEY_LENGTH;
}
uint32_t tox_pass_encryption_extra_length(void)
{
return TOX_PASS_ENCRYPTION_EXTRA_LENGTH;
}
struct Tox_Pass_Key {
uint8_t salt[TOX_PASS_SALT_LENGTH];
uint8_t key[TOX_PASS_KEY_LENGTH];
};
void tox_pass_key_free(Tox_Pass_Key *key)
{
free(key);
}
/* Clients should consider alerting their users that, unlike plain data, if even one bit
* becomes corrupted, the data will be entirely unrecoverable.
* Ditto if they forget their password, there is no way to recover the data.
*/
/**
* Retrieves the salt used to encrypt the given data.
*
* The retrieved salt can then be passed to tox_pass_key_derive_with_salt to
* produce the same key as was previously used. Any data encrypted with this
* module can be used as input.
*
* The cipher text must be at least TOX_PASS_ENCRYPTION_EXTRA_LENGTH bytes in
* length.
* The salt must be TOX_PASS_SALT_LENGTH bytes in length.
* If the passed byte arrays are smaller than required, the behaviour is
* undefined.
*
* If the cipher text pointer or the salt is NULL, this function returns false.
*
* Success does not say anything about the validity of the data, only that
* data of the appropriate size was copied.
*
* @return true on success.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_get_salt(
Squashed 'external/toxcore/c-toxcore/' changes from e2c01e457b..b03b571272 b03b571272 fix: flaky tcp test This only fixes the symptoms, not the real problem. Sometimes or consistently on some platforms a socket might need a moment before it can be written to. 32e67ab4c2 cleanup: use typedef for private message ID's in callback 7b1db6adc1 feat: add message IDs to private group messages 99e0bcc27d refactor: Observers/ignored peers can now send and receive custom packets b3c3c49d26 fix: Disable IPv6 in Windows cross-compilation tests e742deddff feat: Check hashes of Windows dependencies when cross-compiling dfb9a0b02b fix: Test the current Windows Dockerfile, not an old Dockerhub image 14de93ccec chore: Use WineHQ's Wine as Debian Bookworm's crashes ed37616249 docs: Update the Windows cross-compilation section 9bb79c174f cleanup: Remove a couple of unnecessary misc_tools dependencies 19475adb70 chore: Statically link OpenMP into the cracker fun util on Windows 1be311e51f feat: Build the fun utils when cross-compiling to Windows 88133f8446 chore: Strip Windows binaries 3cc0ae7535 refactor: Copy over all of the required static dependencies c4fa8f7fb1 feat: Generate .def, .exp and .lib files when building for Windows 74bbac5363 feat: Let CMake create the dll instead of doing so ourselves 246642e9ae feat: Harden Windows cross-compilation 8d431c0d11 chore: Bump Windows build dependency versions e519f7998b fix: Remove unnecessary wsock32 dependency on Windows ed2b60c217 chore: Use a specific non-broken slimcc version. d7f21010a1 chore: Update github actions. e71a68b7f2 docs: Update the list of CMake options 77e08876ff chore: Remove mod and founder from group API naming scheme 12bc042767 docs: add the experimental api build option to INSTALL.md e1fa5cae96 refactor: Rename Queries to Query to align with other enums. be82a3ea30 fix: Correct type for conference offline peer numbers. 0627c36716 test: Add pkgsrc build. 92578afe4b test: Add FreeBSD VM action on GitHub. 52ece0f57b test: Build toxcore on NetBSD (VM). 3fe8ee2c11 chore: Only install tox_private.h on request. 9a8dfa06ab fix: save_compatibility_test failing on big-endian systems 86f5e55578 fix: Don't serve files from websockify. 710eb674a5 fix: Correctly pass extended public keys to group moderation code. 021db7031c refactor: Use `struct`s for extended public/secret keys. a1e999fd80 chore: Compile libsodium reference implementation with compcert. fbe3c19cf5 cleanup: correct a few nullable annotations 623e3ee5c3 cleanup: Don't use `memcpy` to cast arbitrary `struct`s to `uint8_t[]`. c71567dc18 fix: Pass array, not array pointer, to `memcmp`. 9b46a08144 cleanup: Never pass `void*` directly to `memcpy`. 5d7b7a7bbc refactor: Use tox rng to seed the keypair generation. 961891d568 cleanup: Small improvements found by PVS Studio. 8201019f0d chore: Disable NGC saving by default, enable through Tox_Options. 5dd9ee3f65 cleanup: Replace pointer arithmetic with explicit `&arr[i]`. ca4606d49d refactor: Use strong typedef for NGC peer id. 442213b722 cleanup: Simplify custom packet length check in NGC. 08d3393def fix: Correct a few potential null derefs in bootstrap daemon. b9877b32b0 fix: Add missing memunlock of local variable when it goes out of scope. dab5fe44b9 fix: Zero out stack-allocated secret key before return. f058103299 refactor: Make prune_gc_sanctions_list more obviously correct. 3ba7a0dec9 docs: Add static analysis tool list to README. 8d0811a0f3 docs: Run prettier-markdown on markdown files. 969e3a2bfc refactor: Fix network test not using the strong typedef 93c83fbc7c refactor: Use strong typedef instead of struct for `Socket`. 9fe18b176f fix: Fix some false positive from PVS Studio. 7c44379ccb cleanup: Check that WINXP macro exists before comparing it. 5c93231bef refactor: Make tox mutex non-recursive. aacff73939 docs: Fix up doxyfile. d55fc85ff5 docs: Add more documentation to crypto_core. 5bdaaaedb6 refactor: Remove `Tox *` from `tox_dispatch`. e202341e76 refactor: Don't rely on tox_dispatch passing tox in tests. 34df938f52 chore: Use C++ mode for clang-tidy. 8b05296a78 chore: Check that both gtest and gmock exist for tests. 42010660e1 test: Add slimcc compiler compatibility test. b473630321 chore: Add some comments to the astyle config. b7404f24f6 cleanup: Remove implicit bool conversions. 4e2dba4d9f chore: Reformat sources with astyle. 4359e3a6bc chore: Rename C++ headers to .hh suffixes. 0c05566e58 cleanup: Further `#include` cleanups. 8d29935b7a chore: Only check the bootstrap daemon checksum on release. f70e588bc6 cleanup: Add more `const` where possible. 511bfe39c8 cleanup: Use Bazel modules to enforce proper `#include` hygiene. 1710a0d091 refactor: Move pack/unpack `IP_Port` from DHT into network module. a975943564 chore: Really fix coverage docker image build. c08409390f chore: Fix post-submit coverage image. 39aadf8922 fix: Don't use `memcmp` to compare `IP_Port`s. d94246a906 fix: partially fix a bug that prevented group part messages from sending. eeaa039222 chore: Fix rpm build; add a CI check for it. 8328449c1a chore: Speed up docker builds a bit by reducing layer count. d6d67d56f3 cleanup: Add `const` where possible in auto tests. 6aa9e6850d cleanup: Minor cleanup of event unpack code. bdf460a3a9 refactor: Rename `system_{memory,...}` to `os_{memory,...}`. 203e1af81e fix: a few off by one errors in group autotests 5c093c4888 cleanup: Remove all uses of `SIZEOF_VLA`. 662c2140f3 test: Add goblint static analyser. 8f07755834 cleanup: Use `memzero(x, s)` instead of `memset(x, 0, s)`. a7258e40cf cleanup: Use explicit 0 instead of `PACKET_ID_PADDING`. 6370d0f15d cleanup: Expand the `Tox_Options` accessor macros. 14a1a0b9bd cleanup: Remove plan9 support. a05dccad13 test: Add a simple new/delete test for Tox. 1cdcf938b9 cleanup: Add comment after every `#endif`. ba99d4dc4b test: Fix comment I broke in the events test PR. e07248debb refactor: Migrate auto_tests to new events API. bdd42b5452 refactor: Add common msgpack array packer with callback. 3c659f5288 cleanup: Rename group to conference in groupav documentation. 89957be230 cleanup: Ensure handler params are named after callback params. c650d9d345 refactor: Pass `this` pointer as first param to s11n callbacks. e7fb91ddb8 refactor: Allow NULL pointers for byte arrays in events. 5e2c8cabc1 cleanup: make some improvements to group moderation test 259de4867e cleanup: Remove `bin_pack_{new,free}`. 21a8ff5895 cleanup: skip a do_gc iteration before removing peers marked for deletion 16809dc36e feat: Add dht_get_nodes_response event to the events system. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: b03b5712720de9a9901ea12fd741f177327a7021
2024-03-07 23:12:55 +01:00
const uint8_t ciphertext[TOX_PASS_ENCRYPTION_EXTRA_LENGTH],
uint8_t salt[TOX_PASS_SALT_LENGTH], Tox_Err_Get_Salt *error)
{
if (ciphertext == nullptr || salt == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_GET_SALT_NULL);
return false;
}
if (memcmp(ciphertext, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH) != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_GET_SALT_BAD_FORMAT);
return false;
}
ciphertext += TOX_ENC_SAVE_MAGIC_LENGTH;
memcpy(salt, ciphertext, crypto_pwhash_scryptsalsa208sha256_SALTBYTES);
SET_ERROR_PARAMETER(error, TOX_ERR_GET_SALT_OK);
return true;
}
/**
* Generates a secret symmetric key from the given passphrase.
*
* Be sure to not compromise the key! Only keep it in memory, do not write
* it to disk.
*
* Note that this function is not deterministic; to derive the same key from
* a password, you also must know the random salt that was used. A
* deterministic version of this function is `tox_pass_key_derive_with_salt`.
*
* @param passphrase The user-provided password. Can be empty.
* @param passphrase_len The length of the password.
*
* @return new symmetric key on success, NULL on failure.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
Tox_Pass_Key *tox_pass_key_derive(
Squashed 'external/toxcore/c-toxcore/' changes from e2c01e457b..b03b571272 b03b571272 fix: flaky tcp test This only fixes the symptoms, not the real problem. Sometimes or consistently on some platforms a socket might need a moment before it can be written to. 32e67ab4c2 cleanup: use typedef for private message ID's in callback 7b1db6adc1 feat: add message IDs to private group messages 99e0bcc27d refactor: Observers/ignored peers can now send and receive custom packets b3c3c49d26 fix: Disable IPv6 in Windows cross-compilation tests e742deddff feat: Check hashes of Windows dependencies when cross-compiling dfb9a0b02b fix: Test the current Windows Dockerfile, not an old Dockerhub image 14de93ccec chore: Use WineHQ's Wine as Debian Bookworm's crashes ed37616249 docs: Update the Windows cross-compilation section 9bb79c174f cleanup: Remove a couple of unnecessary misc_tools dependencies 19475adb70 chore: Statically link OpenMP into the cracker fun util on Windows 1be311e51f feat: Build the fun utils when cross-compiling to Windows 88133f8446 chore: Strip Windows binaries 3cc0ae7535 refactor: Copy over all of the required static dependencies c4fa8f7fb1 feat: Generate .def, .exp and .lib files when building for Windows 74bbac5363 feat: Let CMake create the dll instead of doing so ourselves 246642e9ae feat: Harden Windows cross-compilation 8d431c0d11 chore: Bump Windows build dependency versions e519f7998b fix: Remove unnecessary wsock32 dependency on Windows ed2b60c217 chore: Use a specific non-broken slimcc version. d7f21010a1 chore: Update github actions. e71a68b7f2 docs: Update the list of CMake options 77e08876ff chore: Remove mod and founder from group API naming scheme 12bc042767 docs: add the experimental api build option to INSTALL.md e1fa5cae96 refactor: Rename Queries to Query to align with other enums. be82a3ea30 fix: Correct type for conference offline peer numbers. 0627c36716 test: Add pkgsrc build. 92578afe4b test: Add FreeBSD VM action on GitHub. 52ece0f57b test: Build toxcore on NetBSD (VM). 3fe8ee2c11 chore: Only install tox_private.h on request. 9a8dfa06ab fix: save_compatibility_test failing on big-endian systems 86f5e55578 fix: Don't serve files from websockify. 710eb674a5 fix: Correctly pass extended public keys to group moderation code. 021db7031c refactor: Use `struct`s for extended public/secret keys. a1e999fd80 chore: Compile libsodium reference implementation with compcert. fbe3c19cf5 cleanup: correct a few nullable annotations 623e3ee5c3 cleanup: Don't use `memcpy` to cast arbitrary `struct`s to `uint8_t[]`. c71567dc18 fix: Pass array, not array pointer, to `memcmp`. 9b46a08144 cleanup: Never pass `void*` directly to `memcpy`. 5d7b7a7bbc refactor: Use tox rng to seed the keypair generation. 961891d568 cleanup: Small improvements found by PVS Studio. 8201019f0d chore: Disable NGC saving by default, enable through Tox_Options. 5dd9ee3f65 cleanup: Replace pointer arithmetic with explicit `&arr[i]`. ca4606d49d refactor: Use strong typedef for NGC peer id. 442213b722 cleanup: Simplify custom packet length check in NGC. 08d3393def fix: Correct a few potential null derefs in bootstrap daemon. b9877b32b0 fix: Add missing memunlock of local variable when it goes out of scope. dab5fe44b9 fix: Zero out stack-allocated secret key before return. f058103299 refactor: Make prune_gc_sanctions_list more obviously correct. 3ba7a0dec9 docs: Add static analysis tool list to README. 8d0811a0f3 docs: Run prettier-markdown on markdown files. 969e3a2bfc refactor: Fix network test not using the strong typedef 93c83fbc7c refactor: Use strong typedef instead of struct for `Socket`. 9fe18b176f fix: Fix some false positive from PVS Studio. 7c44379ccb cleanup: Check that WINXP macro exists before comparing it. 5c93231bef refactor: Make tox mutex non-recursive. aacff73939 docs: Fix up doxyfile. d55fc85ff5 docs: Add more documentation to crypto_core. 5bdaaaedb6 refactor: Remove `Tox *` from `tox_dispatch`. e202341e76 refactor: Don't rely on tox_dispatch passing tox in tests. 34df938f52 chore: Use C++ mode for clang-tidy. 8b05296a78 chore: Check that both gtest and gmock exist for tests. 42010660e1 test: Add slimcc compiler compatibility test. b473630321 chore: Add some comments to the astyle config. b7404f24f6 cleanup: Remove implicit bool conversions. 4e2dba4d9f chore: Reformat sources with astyle. 4359e3a6bc chore: Rename C++ headers to .hh suffixes. 0c05566e58 cleanup: Further `#include` cleanups. 8d29935b7a chore: Only check the bootstrap daemon checksum on release. f70e588bc6 cleanup: Add more `const` where possible. 511bfe39c8 cleanup: Use Bazel modules to enforce proper `#include` hygiene. 1710a0d091 refactor: Move pack/unpack `IP_Port` from DHT into network module. a975943564 chore: Really fix coverage docker image build. c08409390f chore: Fix post-submit coverage image. 39aadf8922 fix: Don't use `memcmp` to compare `IP_Port`s. d94246a906 fix: partially fix a bug that prevented group part messages from sending. eeaa039222 chore: Fix rpm build; add a CI check for it. 8328449c1a chore: Speed up docker builds a bit by reducing layer count. d6d67d56f3 cleanup: Add `const` where possible in auto tests. 6aa9e6850d cleanup: Minor cleanup of event unpack code. bdf460a3a9 refactor: Rename `system_{memory,...}` to `os_{memory,...}`. 203e1af81e fix: a few off by one errors in group autotests 5c093c4888 cleanup: Remove all uses of `SIZEOF_VLA`. 662c2140f3 test: Add goblint static analyser. 8f07755834 cleanup: Use `memzero(x, s)` instead of `memset(x, 0, s)`. a7258e40cf cleanup: Use explicit 0 instead of `PACKET_ID_PADDING`. 6370d0f15d cleanup: Expand the `Tox_Options` accessor macros. 14a1a0b9bd cleanup: Remove plan9 support. a05dccad13 test: Add a simple new/delete test for Tox. 1cdcf938b9 cleanup: Add comment after every `#endif`. ba99d4dc4b test: Fix comment I broke in the events test PR. e07248debb refactor: Migrate auto_tests to new events API. bdd42b5452 refactor: Add common msgpack array packer with callback. 3c659f5288 cleanup: Rename group to conference in groupav documentation. 89957be230 cleanup: Ensure handler params are named after callback params. c650d9d345 refactor: Pass `this` pointer as first param to s11n callbacks. e7fb91ddb8 refactor: Allow NULL pointers for byte arrays in events. 5e2c8cabc1 cleanup: make some improvements to group moderation test 259de4867e cleanup: Remove `bin_pack_{new,free}`. 21a8ff5895 cleanup: skip a do_gc iteration before removing peers marked for deletion 16809dc36e feat: Add dht_get_nodes_response event to the events system. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: b03b5712720de9a9901ea12fd741f177327a7021
2024-03-07 23:12:55 +01:00
const uint8_t passphrase[], size_t passphrase_len,
Tox_Err_Key_Derivation *error)
{
Squashed 'external/toxcore/c-toxcore/' changes from e2c01e457b..b03b571272 b03b571272 fix: flaky tcp test This only fixes the symptoms, not the real problem. Sometimes or consistently on some platforms a socket might need a moment before it can be written to. 32e67ab4c2 cleanup: use typedef for private message ID's in callback 7b1db6adc1 feat: add message IDs to private group messages 99e0bcc27d refactor: Observers/ignored peers can now send and receive custom packets b3c3c49d26 fix: Disable IPv6 in Windows cross-compilation tests e742deddff feat: Check hashes of Windows dependencies when cross-compiling dfb9a0b02b fix: Test the current Windows Dockerfile, not an old Dockerhub image 14de93ccec chore: Use WineHQ's Wine as Debian Bookworm's crashes ed37616249 docs: Update the Windows cross-compilation section 9bb79c174f cleanup: Remove a couple of unnecessary misc_tools dependencies 19475adb70 chore: Statically link OpenMP into the cracker fun util on Windows 1be311e51f feat: Build the fun utils when cross-compiling to Windows 88133f8446 chore: Strip Windows binaries 3cc0ae7535 refactor: Copy over all of the required static dependencies c4fa8f7fb1 feat: Generate .def, .exp and .lib files when building for Windows 74bbac5363 feat: Let CMake create the dll instead of doing so ourselves 246642e9ae feat: Harden Windows cross-compilation 8d431c0d11 chore: Bump Windows build dependency versions e519f7998b fix: Remove unnecessary wsock32 dependency on Windows ed2b60c217 chore: Use a specific non-broken slimcc version. d7f21010a1 chore: Update github actions. e71a68b7f2 docs: Update the list of CMake options 77e08876ff chore: Remove mod and founder from group API naming scheme 12bc042767 docs: add the experimental api build option to INSTALL.md e1fa5cae96 refactor: Rename Queries to Query to align with other enums. be82a3ea30 fix: Correct type for conference offline peer numbers. 0627c36716 test: Add pkgsrc build. 92578afe4b test: Add FreeBSD VM action on GitHub. 52ece0f57b test: Build toxcore on NetBSD (VM). 3fe8ee2c11 chore: Only install tox_private.h on request. 9a8dfa06ab fix: save_compatibility_test failing on big-endian systems 86f5e55578 fix: Don't serve files from websockify. 710eb674a5 fix: Correctly pass extended public keys to group moderation code. 021db7031c refactor: Use `struct`s for extended public/secret keys. a1e999fd80 chore: Compile libsodium reference implementation with compcert. fbe3c19cf5 cleanup: correct a few nullable annotations 623e3ee5c3 cleanup: Don't use `memcpy` to cast arbitrary `struct`s to `uint8_t[]`. c71567dc18 fix: Pass array, not array pointer, to `memcmp`. 9b46a08144 cleanup: Never pass `void*` directly to `memcpy`. 5d7b7a7bbc refactor: Use tox rng to seed the keypair generation. 961891d568 cleanup: Small improvements found by PVS Studio. 8201019f0d chore: Disable NGC saving by default, enable through Tox_Options. 5dd9ee3f65 cleanup: Replace pointer arithmetic with explicit `&arr[i]`. ca4606d49d refactor: Use strong typedef for NGC peer id. 442213b722 cleanup: Simplify custom packet length check in NGC. 08d3393def fix: Correct a few potential null derefs in bootstrap daemon. b9877b32b0 fix: Add missing memunlock of local variable when it goes out of scope. dab5fe44b9 fix: Zero out stack-allocated secret key before return. f058103299 refactor: Make prune_gc_sanctions_list more obviously correct. 3ba7a0dec9 docs: Add static analysis tool list to README. 8d0811a0f3 docs: Run prettier-markdown on markdown files. 969e3a2bfc refactor: Fix network test not using the strong typedef 93c83fbc7c refactor: Use strong typedef instead of struct for `Socket`. 9fe18b176f fix: Fix some false positive from PVS Studio. 7c44379ccb cleanup: Check that WINXP macro exists before comparing it. 5c93231bef refactor: Make tox mutex non-recursive. aacff73939 docs: Fix up doxyfile. d55fc85ff5 docs: Add more documentation to crypto_core. 5bdaaaedb6 refactor: Remove `Tox *` from `tox_dispatch`. e202341e76 refactor: Don't rely on tox_dispatch passing tox in tests. 34df938f52 chore: Use C++ mode for clang-tidy. 8b05296a78 chore: Check that both gtest and gmock exist for tests. 42010660e1 test: Add slimcc compiler compatibility test. b473630321 chore: Add some comments to the astyle config. b7404f24f6 cleanup: Remove implicit bool conversions. 4e2dba4d9f chore: Reformat sources with astyle. 4359e3a6bc chore: Rename C++ headers to .hh suffixes. 0c05566e58 cleanup: Further `#include` cleanups. 8d29935b7a chore: Only check the bootstrap daemon checksum on release. f70e588bc6 cleanup: Add more `const` where possible. 511bfe39c8 cleanup: Use Bazel modules to enforce proper `#include` hygiene. 1710a0d091 refactor: Move pack/unpack `IP_Port` from DHT into network module. a975943564 chore: Really fix coverage docker image build. c08409390f chore: Fix post-submit coverage image. 39aadf8922 fix: Don't use `memcmp` to compare `IP_Port`s. d94246a906 fix: partially fix a bug that prevented group part messages from sending. eeaa039222 chore: Fix rpm build; add a CI check for it. 8328449c1a chore: Speed up docker builds a bit by reducing layer count. d6d67d56f3 cleanup: Add `const` where possible in auto tests. 6aa9e6850d cleanup: Minor cleanup of event unpack code. bdf460a3a9 refactor: Rename `system_{memory,...}` to `os_{memory,...}`. 203e1af81e fix: a few off by one errors in group autotests 5c093c4888 cleanup: Remove all uses of `SIZEOF_VLA`. 662c2140f3 test: Add goblint static analyser. 8f07755834 cleanup: Use `memzero(x, s)` instead of `memset(x, 0, s)`. a7258e40cf cleanup: Use explicit 0 instead of `PACKET_ID_PADDING`. 6370d0f15d cleanup: Expand the `Tox_Options` accessor macros. 14a1a0b9bd cleanup: Remove plan9 support. a05dccad13 test: Add a simple new/delete test for Tox. 1cdcf938b9 cleanup: Add comment after every `#endif`. ba99d4dc4b test: Fix comment I broke in the events test PR. e07248debb refactor: Migrate auto_tests to new events API. bdd42b5452 refactor: Add common msgpack array packer with callback. 3c659f5288 cleanup: Rename group to conference in groupav documentation. 89957be230 cleanup: Ensure handler params are named after callback params. c650d9d345 refactor: Pass `this` pointer as first param to s11n callbacks. e7fb91ddb8 refactor: Allow NULL pointers for byte arrays in events. 5e2c8cabc1 cleanup: make some improvements to group moderation test 259de4867e cleanup: Remove `bin_pack_{new,free}`. 21a8ff5895 cleanup: skip a do_gc iteration before removing peers marked for deletion 16809dc36e feat: Add dht_get_nodes_response event to the events system. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: b03b5712720de9a9901ea12fd741f177327a7021
2024-03-07 23:12:55 +01:00
const Random *rng = os_random();
if (rng == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_KEY_DERIVATION_FAILED);
return nullptr;
}
uint8_t salt[crypto_pwhash_scryptsalsa208sha256_SALTBYTES];
random_bytes(rng, salt, sizeof(salt));
return tox_pass_key_derive_with_salt(passphrase, passphrase_len, salt, error);
}
/**
* Same as above, except use the given salt for deterministic key derivation.
*
* @param passphrase The user-provided password. Can be empty.
* @param passphrase_len The length of the password.
* @param salt An array of at least TOX_PASS_SALT_LENGTH bytes.
*
* @return new symmetric key on success, NULL on failure.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
Tox_Pass_Key *tox_pass_key_derive_with_salt(
Squashed 'external/toxcore/c-toxcore/' changes from e2c01e457b..b03b571272 b03b571272 fix: flaky tcp test This only fixes the symptoms, not the real problem. Sometimes or consistently on some platforms a socket might need a moment before it can be written to. 32e67ab4c2 cleanup: use typedef for private message ID's in callback 7b1db6adc1 feat: add message IDs to private group messages 99e0bcc27d refactor: Observers/ignored peers can now send and receive custom packets b3c3c49d26 fix: Disable IPv6 in Windows cross-compilation tests e742deddff feat: Check hashes of Windows dependencies when cross-compiling dfb9a0b02b fix: Test the current Windows Dockerfile, not an old Dockerhub image 14de93ccec chore: Use WineHQ's Wine as Debian Bookworm's crashes ed37616249 docs: Update the Windows cross-compilation section 9bb79c174f cleanup: Remove a couple of unnecessary misc_tools dependencies 19475adb70 chore: Statically link OpenMP into the cracker fun util on Windows 1be311e51f feat: Build the fun utils when cross-compiling to Windows 88133f8446 chore: Strip Windows binaries 3cc0ae7535 refactor: Copy over all of the required static dependencies c4fa8f7fb1 feat: Generate .def, .exp and .lib files when building for Windows 74bbac5363 feat: Let CMake create the dll instead of doing so ourselves 246642e9ae feat: Harden Windows cross-compilation 8d431c0d11 chore: Bump Windows build dependency versions e519f7998b fix: Remove unnecessary wsock32 dependency on Windows ed2b60c217 chore: Use a specific non-broken slimcc version. d7f21010a1 chore: Update github actions. e71a68b7f2 docs: Update the list of CMake options 77e08876ff chore: Remove mod and founder from group API naming scheme 12bc042767 docs: add the experimental api build option to INSTALL.md e1fa5cae96 refactor: Rename Queries to Query to align with other enums. be82a3ea30 fix: Correct type for conference offline peer numbers. 0627c36716 test: Add pkgsrc build. 92578afe4b test: Add FreeBSD VM action on GitHub. 52ece0f57b test: Build toxcore on NetBSD (VM). 3fe8ee2c11 chore: Only install tox_private.h on request. 9a8dfa06ab fix: save_compatibility_test failing on big-endian systems 86f5e55578 fix: Don't serve files from websockify. 710eb674a5 fix: Correctly pass extended public keys to group moderation code. 021db7031c refactor: Use `struct`s for extended public/secret keys. a1e999fd80 chore: Compile libsodium reference implementation with compcert. fbe3c19cf5 cleanup: correct a few nullable annotations 623e3ee5c3 cleanup: Don't use `memcpy` to cast arbitrary `struct`s to `uint8_t[]`. c71567dc18 fix: Pass array, not array pointer, to `memcmp`. 9b46a08144 cleanup: Never pass `void*` directly to `memcpy`. 5d7b7a7bbc refactor: Use tox rng to seed the keypair generation. 961891d568 cleanup: Small improvements found by PVS Studio. 8201019f0d chore: Disable NGC saving by default, enable through Tox_Options. 5dd9ee3f65 cleanup: Replace pointer arithmetic with explicit `&arr[i]`. ca4606d49d refactor: Use strong typedef for NGC peer id. 442213b722 cleanup: Simplify custom packet length check in NGC. 08d3393def fix: Correct a few potential null derefs in bootstrap daemon. b9877b32b0 fix: Add missing memunlock of local variable when it goes out of scope. dab5fe44b9 fix: Zero out stack-allocated secret key before return. f058103299 refactor: Make prune_gc_sanctions_list more obviously correct. 3ba7a0dec9 docs: Add static analysis tool list to README. 8d0811a0f3 docs: Run prettier-markdown on markdown files. 969e3a2bfc refactor: Fix network test not using the strong typedef 93c83fbc7c refactor: Use strong typedef instead of struct for `Socket`. 9fe18b176f fix: Fix some false positive from PVS Studio. 7c44379ccb cleanup: Check that WINXP macro exists before comparing it. 5c93231bef refactor: Make tox mutex non-recursive. aacff73939 docs: Fix up doxyfile. d55fc85ff5 docs: Add more documentation to crypto_core. 5bdaaaedb6 refactor: Remove `Tox *` from `tox_dispatch`. e202341e76 refactor: Don't rely on tox_dispatch passing tox in tests. 34df938f52 chore: Use C++ mode for clang-tidy. 8b05296a78 chore: Check that both gtest and gmock exist for tests. 42010660e1 test: Add slimcc compiler compatibility test. b473630321 chore: Add some comments to the astyle config. b7404f24f6 cleanup: Remove implicit bool conversions. 4e2dba4d9f chore: Reformat sources with astyle. 4359e3a6bc chore: Rename C++ headers to .hh suffixes. 0c05566e58 cleanup: Further `#include` cleanups. 8d29935b7a chore: Only check the bootstrap daemon checksum on release. f70e588bc6 cleanup: Add more `const` where possible. 511bfe39c8 cleanup: Use Bazel modules to enforce proper `#include` hygiene. 1710a0d091 refactor: Move pack/unpack `IP_Port` from DHT into network module. a975943564 chore: Really fix coverage docker image build. c08409390f chore: Fix post-submit coverage image. 39aadf8922 fix: Don't use `memcmp` to compare `IP_Port`s. d94246a906 fix: partially fix a bug that prevented group part messages from sending. eeaa039222 chore: Fix rpm build; add a CI check for it. 8328449c1a chore: Speed up docker builds a bit by reducing layer count. d6d67d56f3 cleanup: Add `const` where possible in auto tests. 6aa9e6850d cleanup: Minor cleanup of event unpack code. bdf460a3a9 refactor: Rename `system_{memory,...}` to `os_{memory,...}`. 203e1af81e fix: a few off by one errors in group autotests 5c093c4888 cleanup: Remove all uses of `SIZEOF_VLA`. 662c2140f3 test: Add goblint static analyser. 8f07755834 cleanup: Use `memzero(x, s)` instead of `memset(x, 0, s)`. a7258e40cf cleanup: Use explicit 0 instead of `PACKET_ID_PADDING`. 6370d0f15d cleanup: Expand the `Tox_Options` accessor macros. 14a1a0b9bd cleanup: Remove plan9 support. a05dccad13 test: Add a simple new/delete test for Tox. 1cdcf938b9 cleanup: Add comment after every `#endif`. ba99d4dc4b test: Fix comment I broke in the events test PR. e07248debb refactor: Migrate auto_tests to new events API. bdd42b5452 refactor: Add common msgpack array packer with callback. 3c659f5288 cleanup: Rename group to conference in groupav documentation. 89957be230 cleanup: Ensure handler params are named after callback params. c650d9d345 refactor: Pass `this` pointer as first param to s11n callbacks. e7fb91ddb8 refactor: Allow NULL pointers for byte arrays in events. 5e2c8cabc1 cleanup: make some improvements to group moderation test 259de4867e cleanup: Remove `bin_pack_{new,free}`. 21a8ff5895 cleanup: skip a do_gc iteration before removing peers marked for deletion 16809dc36e feat: Add dht_get_nodes_response event to the events system. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: b03b5712720de9a9901ea12fd741f177327a7021
2024-03-07 23:12:55 +01:00
const uint8_t passphrase[], size_t passphrase_len,
const uint8_t salt[TOX_PASS_SALT_LENGTH], Tox_Err_Key_Derivation *error)
{
if (salt == nullptr || (passphrase == nullptr && passphrase_len != 0)) {
SET_ERROR_PARAMETER(error, TOX_ERR_KEY_DERIVATION_NULL);
return nullptr;
}
uint8_t passkey[crypto_hash_sha256_BYTES];
crypto_hash_sha256(passkey, passphrase, passphrase_len);
uint8_t key[CRYPTO_SHARED_KEY_SIZE];
// Derive a key from the password
// http://doc.libsodium.org/key_derivation/README.html
// note that, according to the documentation, a generic pwhash interface will be created
// once the pwhash competition (https://password-hashing.net/) is over */
if (crypto_pwhash_scryptsalsa208sha256(
key, sizeof(key), (char *)passkey, sizeof(passkey), salt,
crypto_pwhash_scryptsalsa208sha256_OPSLIMIT_INTERACTIVE * 2, /* slightly stronger */
crypto_pwhash_scryptsalsa208sha256_MEMLIMIT_INTERACTIVE) != 0) {
/* out of memory most likely */
SET_ERROR_PARAMETER(error, TOX_ERR_KEY_DERIVATION_FAILED);
return nullptr;
}
crypto_memzero(passkey, crypto_hash_sha256_BYTES); /* wipe plaintext pw */
Tox_Pass_Key *out_key = (Tox_Pass_Key *)calloc(1, sizeof(Tox_Pass_Key));
if (out_key == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_KEY_DERIVATION_FAILED);
return nullptr;
}
memcpy(out_key->salt, salt, crypto_pwhash_scryptsalsa208sha256_SALTBYTES);
memcpy(out_key->key, key, CRYPTO_SHARED_KEY_SIZE);
SET_ERROR_PARAMETER(error, TOX_ERR_KEY_DERIVATION_OK);
return out_key;
}
/**
* Encrypt a plain text with a key produced by tox_pass_key_derive or
* tox_pass_key_derive_with_salt.
*
* The output array must be at least
* `plaintext_len + TOX_PASS_ENCRYPTION_EXTRA_LENGTH` bytes long.
*
* @param plaintext A byte array of length `plaintext_len`.
* @param plaintext_len The length of the plain text array. Bigger than 0.
* @param ciphertext The cipher text array to write the encrypted data to.
*
* @return true on success.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_pass_key_encrypt(const Tox_Pass_Key *key, const uint8_t plaintext[], size_t plaintext_len,
uint8_t ciphertext[], Tox_Err_Encryption *error)
{
Squashed 'external/toxcore/c-toxcore/' changes from e2c01e457b..b03b571272 b03b571272 fix: flaky tcp test This only fixes the symptoms, not the real problem. Sometimes or consistently on some platforms a socket might need a moment before it can be written to. 32e67ab4c2 cleanup: use typedef for private message ID's in callback 7b1db6adc1 feat: add message IDs to private group messages 99e0bcc27d refactor: Observers/ignored peers can now send and receive custom packets b3c3c49d26 fix: Disable IPv6 in Windows cross-compilation tests e742deddff feat: Check hashes of Windows dependencies when cross-compiling dfb9a0b02b fix: Test the current Windows Dockerfile, not an old Dockerhub image 14de93ccec chore: Use WineHQ's Wine as Debian Bookworm's crashes ed37616249 docs: Update the Windows cross-compilation section 9bb79c174f cleanup: Remove a couple of unnecessary misc_tools dependencies 19475adb70 chore: Statically link OpenMP into the cracker fun util on Windows 1be311e51f feat: Build the fun utils when cross-compiling to Windows 88133f8446 chore: Strip Windows binaries 3cc0ae7535 refactor: Copy over all of the required static dependencies c4fa8f7fb1 feat: Generate .def, .exp and .lib files when building for Windows 74bbac5363 feat: Let CMake create the dll instead of doing so ourselves 246642e9ae feat: Harden Windows cross-compilation 8d431c0d11 chore: Bump Windows build dependency versions e519f7998b fix: Remove unnecessary wsock32 dependency on Windows ed2b60c217 chore: Use a specific non-broken slimcc version. d7f21010a1 chore: Update github actions. e71a68b7f2 docs: Update the list of CMake options 77e08876ff chore: Remove mod and founder from group API naming scheme 12bc042767 docs: add the experimental api build option to INSTALL.md e1fa5cae96 refactor: Rename Queries to Query to align with other enums. be82a3ea30 fix: Correct type for conference offline peer numbers. 0627c36716 test: Add pkgsrc build. 92578afe4b test: Add FreeBSD VM action on GitHub. 52ece0f57b test: Build toxcore on NetBSD (VM). 3fe8ee2c11 chore: Only install tox_private.h on request. 9a8dfa06ab fix: save_compatibility_test failing on big-endian systems 86f5e55578 fix: Don't serve files from websockify. 710eb674a5 fix: Correctly pass extended public keys to group moderation code. 021db7031c refactor: Use `struct`s for extended public/secret keys. a1e999fd80 chore: Compile libsodium reference implementation with compcert. fbe3c19cf5 cleanup: correct a few nullable annotations 623e3ee5c3 cleanup: Don't use `memcpy` to cast arbitrary `struct`s to `uint8_t[]`. c71567dc18 fix: Pass array, not array pointer, to `memcmp`. 9b46a08144 cleanup: Never pass `void*` directly to `memcpy`. 5d7b7a7bbc refactor: Use tox rng to seed the keypair generation. 961891d568 cleanup: Small improvements found by PVS Studio. 8201019f0d chore: Disable NGC saving by default, enable through Tox_Options. 5dd9ee3f65 cleanup: Replace pointer arithmetic with explicit `&arr[i]`. ca4606d49d refactor: Use strong typedef for NGC peer id. 442213b722 cleanup: Simplify custom packet length check in NGC. 08d3393def fix: Correct a few potential null derefs in bootstrap daemon. b9877b32b0 fix: Add missing memunlock of local variable when it goes out of scope. dab5fe44b9 fix: Zero out stack-allocated secret key before return. f058103299 refactor: Make prune_gc_sanctions_list more obviously correct. 3ba7a0dec9 docs: Add static analysis tool list to README. 8d0811a0f3 docs: Run prettier-markdown on markdown files. 969e3a2bfc refactor: Fix network test not using the strong typedef 93c83fbc7c refactor: Use strong typedef instead of struct for `Socket`. 9fe18b176f fix: Fix some false positive from PVS Studio. 7c44379ccb cleanup: Check that WINXP macro exists before comparing it. 5c93231bef refactor: Make tox mutex non-recursive. aacff73939 docs: Fix up doxyfile. d55fc85ff5 docs: Add more documentation to crypto_core. 5bdaaaedb6 refactor: Remove `Tox *` from `tox_dispatch`. e202341e76 refactor: Don't rely on tox_dispatch passing tox in tests. 34df938f52 chore: Use C++ mode for clang-tidy. 8b05296a78 chore: Check that both gtest and gmock exist for tests. 42010660e1 test: Add slimcc compiler compatibility test. b473630321 chore: Add some comments to the astyle config. b7404f24f6 cleanup: Remove implicit bool conversions. 4e2dba4d9f chore: Reformat sources with astyle. 4359e3a6bc chore: Rename C++ headers to .hh suffixes. 0c05566e58 cleanup: Further `#include` cleanups. 8d29935b7a chore: Only check the bootstrap daemon checksum on release. f70e588bc6 cleanup: Add more `const` where possible. 511bfe39c8 cleanup: Use Bazel modules to enforce proper `#include` hygiene. 1710a0d091 refactor: Move pack/unpack `IP_Port` from DHT into network module. a975943564 chore: Really fix coverage docker image build. c08409390f chore: Fix post-submit coverage image. 39aadf8922 fix: Don't use `memcmp` to compare `IP_Port`s. d94246a906 fix: partially fix a bug that prevented group part messages from sending. eeaa039222 chore: Fix rpm build; add a CI check for it. 8328449c1a chore: Speed up docker builds a bit by reducing layer count. d6d67d56f3 cleanup: Add `const` where possible in auto tests. 6aa9e6850d cleanup: Minor cleanup of event unpack code. bdf460a3a9 refactor: Rename `system_{memory,...}` to `os_{memory,...}`. 203e1af81e fix: a few off by one errors in group autotests 5c093c4888 cleanup: Remove all uses of `SIZEOF_VLA`. 662c2140f3 test: Add goblint static analyser. 8f07755834 cleanup: Use `memzero(x, s)` instead of `memset(x, 0, s)`. a7258e40cf cleanup: Use explicit 0 instead of `PACKET_ID_PADDING`. 6370d0f15d cleanup: Expand the `Tox_Options` accessor macros. 14a1a0b9bd cleanup: Remove plan9 support. a05dccad13 test: Add a simple new/delete test for Tox. 1cdcf938b9 cleanup: Add comment after every `#endif`. ba99d4dc4b test: Fix comment I broke in the events test PR. e07248debb refactor: Migrate auto_tests to new events API. bdd42b5452 refactor: Add common msgpack array packer with callback. 3c659f5288 cleanup: Rename group to conference in groupav documentation. 89957be230 cleanup: Ensure handler params are named after callback params. c650d9d345 refactor: Pass `this` pointer as first param to s11n callbacks. e7fb91ddb8 refactor: Allow NULL pointers for byte arrays in events. 5e2c8cabc1 cleanup: make some improvements to group moderation test 259de4867e cleanup: Remove `bin_pack_{new,free}`. 21a8ff5895 cleanup: skip a do_gc iteration before removing peers marked for deletion 16809dc36e feat: Add dht_get_nodes_response event to the events system. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: b03b5712720de9a9901ea12fd741f177327a7021
2024-03-07 23:12:55 +01:00
const Random *rng = os_random();
if (rng == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_FAILED);
return false;
}
if (plaintext_len == 0 || plaintext == nullptr || key == nullptr || ciphertext == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_NULL);
return false;
}
// the output data consists of, in order:
// salt, nonce, mac, enc_data
// where the mac is automatically prepended by the encrypt()
// the salt+nonce is called the prefix
// I'm not sure what else I'm supposed to do with the salt and nonce, since we
// need them to decrypt the data
/* first add the magic number */
memcpy(ciphertext, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH);
ciphertext += TOX_ENC_SAVE_MAGIC_LENGTH;
/* then add the rest prefix */
memcpy(ciphertext, key->salt, crypto_pwhash_scryptsalsa208sha256_SALTBYTES);
ciphertext += crypto_pwhash_scryptsalsa208sha256_SALTBYTES;
uint8_t nonce[crypto_box_NONCEBYTES];
random_nonce(rng, nonce);
memcpy(ciphertext, nonce, crypto_box_NONCEBYTES);
ciphertext += crypto_box_NONCEBYTES;
/* now encrypt */
if (encrypt_data_symmetric(key->key, nonce, plaintext, plaintext_len, ciphertext)
!= plaintext_len + crypto_box_MACBYTES) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_FAILED);
return false;
}
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_OK);
return true;
}
/**
* Encrypts the given data with the given passphrase.
*
* The output array must be at least
* `plaintext_len + TOX_PASS_ENCRYPTION_EXTRA_LENGTH` bytes long. This delegates
* to tox_pass_key_derive and tox_pass_key_encrypt.
*
* @param plaintext A byte array of length `plaintext_len`.
* @param plaintext_len The length of the plain text array. Bigger than 0.
* @param passphrase The user-provided password. Can be empty.
* @param passphrase_len The length of the password.
* @param ciphertext The cipher text array to write the encrypted data to.
*
* @return true on success.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_pass_encrypt(const uint8_t plaintext[], size_t plaintext_len, const uint8_t passphrase[], size_t passphrase_len,
uint8_t ciphertext[/*! plaintext_len + TOX_PASS_ENCRYPTION_EXTRA_LENGTH */], Tox_Err_Encryption *error)
{
Tox_Err_Key_Derivation err;
Tox_Pass_Key *key = tox_pass_key_derive(passphrase, passphrase_len, &err);
if (key == nullptr) {
if (err == TOX_ERR_KEY_DERIVATION_NULL) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_NULL);
} else if (err == TOX_ERR_KEY_DERIVATION_FAILED) {
SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_KEY_DERIVATION_FAILED);
}
return false;
}
const bool result = tox_pass_key_encrypt(key, plaintext, plaintext_len, ciphertext, error);
tox_pass_key_free(key);
return result;
}
/**
* This is the inverse of tox_pass_key_encrypt, also using only keys produced by
* tox_pass_key_derive or tox_pass_key_derive_with_salt.
*
* @param ciphertext A byte array of length `ciphertext_len`.
* @param ciphertext_len The length of the cipher text array. At least
* TOX_PASS_ENCRYPTION_EXTRA_LENGTH.
* @param plaintext The plain text array to write the decrypted data to.
*
* @return true on success.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_pass_key_decrypt(const Tox_Pass_Key *key, const uint8_t ciphertext[], size_t ciphertext_len,
uint8_t plaintext[], Tox_Err_Decryption *error)
{
if (ciphertext_len <= TOX_PASS_ENCRYPTION_EXTRA_LENGTH) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_INVALID_LENGTH);
return false;
}
if (ciphertext == nullptr || key == nullptr || plaintext == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_NULL);
return false;
}
if (memcmp(ciphertext, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH) != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_BAD_FORMAT);
return false;
}
ciphertext += TOX_ENC_SAVE_MAGIC_LENGTH;
ciphertext += crypto_pwhash_scryptsalsa208sha256_SALTBYTES; // salt only affects key derivation
const size_t decrypt_length = ciphertext_len - TOX_PASS_ENCRYPTION_EXTRA_LENGTH;
uint8_t nonce[crypto_box_NONCEBYTES];
memcpy(nonce, ciphertext, crypto_box_NONCEBYTES);
ciphertext += crypto_box_NONCEBYTES;
/* decrypt the ciphertext */
if (decrypt_data_symmetric(key->key, nonce, ciphertext, decrypt_length + crypto_box_MACBYTES, plaintext)
!= decrypt_length) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_FAILED);
return false;
}
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_OK);
return true;
}
/**
* Decrypts the given data with the given passphrase.
*
* The output array must be at least
* `ciphertext_len - TOX_PASS_ENCRYPTION_EXTRA_LENGTH` bytes long. This
* delegates to tox_pass_key_decrypt.
*
* @param ciphertext A byte array of length `ciphertext_len`.
* @param ciphertext_len The length of the cipher text array. At least
* TOX_PASS_ENCRYPTION_EXTRA_LENGTH.
* @param passphrase The user-provided password. Can be empty.
* @param passphrase_len The length of the password.
* @param plaintext The plain text array to write the decrypted data to.
*
* @return true on success.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_pass_decrypt(const uint8_t ciphertext[], size_t ciphertext_len, const uint8_t passphrase[],
size_t passphrase_len, uint8_t plaintext[/*! ciphertext_len - TOX_PASS_ENCRYPTION_EXTRA_LENGTH */], Tox_Err_Decryption *error)
{
if (ciphertext_len <= TOX_PASS_ENCRYPTION_EXTRA_LENGTH) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_INVALID_LENGTH);
return false;
}
if (ciphertext == nullptr || passphrase == nullptr || plaintext == nullptr) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_NULL);
return false;
}
if (memcmp(ciphertext, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH) != 0) {
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_BAD_FORMAT);
return false;
}
uint8_t salt[crypto_pwhash_scryptsalsa208sha256_SALTBYTES];
memcpy(salt, ciphertext + TOX_ENC_SAVE_MAGIC_LENGTH, crypto_pwhash_scryptsalsa208sha256_SALTBYTES);
/* derive the key */
Tox_Pass_Key *key = tox_pass_key_derive_with_salt(passphrase, passphrase_len, salt, nullptr);
if (key == nullptr) {
/* out of memory most likely */
SET_ERROR_PARAMETER(error, TOX_ERR_DECRYPTION_KEY_DERIVATION_FAILED);
return false;
}
const bool result = tox_pass_key_decrypt(key, ciphertext, ciphertext_len, plaintext, error);
tox_pass_key_free(key);
return result;
}
/**
* Determines whether or not the given data is encrypted by this module.
*
* It does this check by verifying that the magic number is the one put in
* place by the encryption functions.
*
* The data must be at least TOX_PASS_ENCRYPTION_EXTRA_LENGTH bytes in length.
* If the passed byte array is smaller than required, the behaviour is
* undefined.
*
* If the data pointer is NULL, the behaviour is undefined
*
* @return true if the data is encrypted by this module.
*/
Squashed 'external/toxcore/c-toxcore/' changes from f1df709b87..8f0d505f9a 8f0d505f9a feat: add ngc events 9b8216e70c refactor: Make event dispatch ordered by receive time. 814c12a6f4 cleanup: Add dynamically derived array sizes to the API. 226b23be12 cleanup: Add explicit array sizes to toxencryptsave. ef33cb4de0 cleanup: Add Toxav alias for ToxAV. 1da723b34d cleanup: Make Tox_Options a typedef. b148a2afff chore: Simplify msvc build using vcpkg. 5cac6d7eb1 cleanup: Move `tox_get_system` out of the public API. c9ca4007e3 refactor: Align group message sending with other send functions. 6c6c0b1b1b cleanup: Make setters take non-const `Tox *`. a76f758d70 cleanup: Mark arrays in the tox API as `[]` instead of `*`. baf6d1f6cf cleanup: Make array params in toxav `[]` instead of `*`. 79f55bd06a cleanup: Put the size of fixed arrays into the API types. 1e73698db2 cleanup: Add typedefs for public API int identifiers. cac074c57f chore: Add fetch-sha256 script to update bootstrap node hash. 32576656bb Make the comment capitalization uniform aff4dda17c Spellcheck tox-bootstrapd 40b5fbbe9d chore: Remove settings.yml in favour of hs-github-tools. ebafd51be7 chore: Use GPL license with https. 0e42752f0f cleanup: Move all vptr-to-ptr casts to the beginning of a function. 5407384211 cleanup: Use github actions matrix to simplify CI. 82d8265688 fix: Use QueryPerformanceCounter on windows for monotonic time. 1224e656e3 chore: Add `net_(new|kill)_strerror` to cppcheck's allocators. 6a90ddfe4e cleanup: Run clang-tidy on headers, as well. bd930cc80a cleanup: Make TCP connection failures a warning instead of error. fad6e4e173 cleanup: Make all .c files include the headers they need. ef4897a898 cleanup: Upgrade to clang-tidy-17 and fix some warnings. REVERT: f1df709b87 feat: add ngc events REVERT: 1b6c907235 refactor: Make event dispatch ordered by receive time. git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 8f0d505f9a598cc41c682178e1589bcc01efe9cb
2024-01-09 16:39:05 +01:00
bool tox_is_data_encrypted(const uint8_t data[TOX_PASS_ENCRYPTION_EXTRA_LENGTH])
{
return memcmp(data, TOX_ENC_SAVE_MAGIC_NUMBER, TOX_ENC_SAVE_MAGIC_LENGTH) == 0;
}