tomato/testing/misc_tools.c
Green Sky aae086cc65 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

197 lines
4.4 KiB
C

/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2013 Tox project.
*/
/*
* Miscellaneous functions and data structures for doing random things.
*/
#ifndef _POSIX_C_SOURCE
// For nanosleep().
#define _POSIX_C_SOURCE 200112L
#endif
#include "misc_tools.h"
#include <assert.h>
#include <ctype.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sodium.h>
#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
#include <windows.h>
#else
#include <time.h>
#endif
#include "../toxcore/ccompat.h"
#include "../toxcore/tox.h"
void c_sleep(uint32_t x)
{
#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
Sleep(x);
#else
struct timespec req;
req.tv_sec = x / 1000;
req.tv_nsec = (long)x % 1000 * 1000 * 1000;
nanosleep(&req, nullptr);
#endif
}
// You are responsible for freeing the return value!
uint8_t *hex_string_to_bin(const char *hex_string)
{
// byte is represented by exactly 2 hex digits, so length of binary string
// is half of that of the hex one. only hex string with even length
// valid. the more proper implementation would be to check if strlen(hex_string)
// is odd and return error code if it is. we assume strlen is even. if it's not
// then the last byte just won't be written in 'ret'.
size_t i, len = strlen(hex_string) / 2;
uint8_t *ret = (uint8_t *)malloc(len);
const char *pos = hex_string;
if (ret == nullptr) {
return nullptr;
}
for (i = 0; i < len; ++i, pos += 2) {
unsigned int val;
sscanf(pos, "%02x", &val);
ret[i] = val;
}
return ret;
}
void to_hex(char *out, uint8_t *in, int size)
{
while (size--) {
if (*in >> 4 < 0xA) {
*out++ = '0' + (*in >> 4);
} else {
*out++ = 'A' + (*in >> 4) - 0xA;
}
if ((*in & 0xf) < 0xA) {
*out++ = '0' + (*in & 0xF);
} else {
*out++ = 'A' + (*in & 0xF) - 0xA;
}
in++;
}
}
/* Reimplementation of strncasecmp() function from strings.h, as strings.h is
* POSIX and not portable. Specifically it doesn't exist on MSVC.
*/
int tox_strncasecmp(const char *s1, const char *s2, size_t n)
{
while (n--) {
int c1 = tolower(*(s1++));
int c2 = tolower(*(s2++));
if (c1 == '\0' || c2 == '\0' || c1 != c2) {
return c1 - c2;
}
}
return 0;
}
int cmdline_parsefor_ipv46(int argc, char **argv, bool *ipv6enabled)
{
int argvoffset = 0, argi;
for (argi = 1; argi < argc; argi++) {
if (!tox_strncasecmp(argv[argi], "--ipv", 5)) {
if (argv[argi][5] && !argv[argi][6]) {
char c = argv[argi][5];
if (c == '4') {
*ipv6enabled = false;
} else if (c == '6') {
*ipv6enabled = true;
} else {
printf("Invalid argument: %s. Try --ipv4 or --ipv6!\n", argv[argi]);
return -1;
}
} else {
printf("Invalid argument: %s. Try --ipv4 or --ipv6!\n", argv[argi]);
return -1;
}
if (argvoffset != argi - 1) {
printf("Argument must come first: %s.\n", argv[argi]);
return -1;
}
argvoffset++;
}
}
return argvoffset;
}
static const char *test_rng_name(void)
{
return "test_rng";
}
static uint32_t rng_state;
static uint32_t test_rng_random(void)
{
rng_state = 2624534371 * rng_state + 1;
return rng_state;
}
static void test_rng_buf(void *const buf, const size_t size)
{
uint8_t *p = (uint8_t *)buf;
uint32_t r = 0;
for (size_t i = 0; i < size; i++) {
if ((i % 4) == 0) {
r = test_rng_random();
}
*p = (r >> ((i % 4) * 8)) & 0xff;
++p;
}
}
static uint32_t test_rng_uniform(const uint32_t upper_bound)
{
// XXX: Not uniform! But that's ok for testing purposes.
return test_rng_random() % upper_bound;
}
static void test_rng_stir(void) { }
static int test_rng_close(void)
{
return 0;
}
static randombytes_implementation test_rng = {
test_rng_name,
test_rng_random,
test_rng_stir,
test_rng_uniform,
test_rng_buf,
test_rng_close
};
/* Simple insecure PRNG for testing purposes */
int use_test_rng(uint32_t seed)
{
rng_state = seed;
return randombytes_set_implementation(&test_rng);
}