tomato/testing/misc_tools.c
Green Sky ff3512a77e Squashed 'external/toxcore/c-toxcore/' changes from 55752a2e2ef..f785959eace
f785959eace chore: add to_string functions for netprof enums
a95b7957288 cleanup: Heap allocate network profile objects
a3c80149edd feat: Implement Tox network profiler
ac812871a2e feat: implement the last 2 missing network struct functions and make use of them
29d1043be0b test: friend request test now tests min/max message sizes
93aafd78c1f fix: friend requests with very long messages are no longer dropped
819aa2b2618 feat: Add option to disable DNS lookups in toxcore.
0ac23cee035 fix: windows use of REUSEADDR
7d2811d302d chore(ci): make bazel server shutdown faster
1dc399ba20d chore: Use vcpkg instead of conan in the MSVC build.
14d823165d9 chore: Migrate to conan 2.
bdd17c16787 cleanup: Allocate logger using tox memory allocator.
b396c061515 chore(deps): bump third_party/cmp from `2ac6bca` to `52bfcfa`
2e94da60d09 feat(net): add missing connect to network struct
41fb1839c7b chore: Add check to ensure version numbers agree.
934a8301113 chore: Release 0.2.20
3acef4bf044 fix: Add missing free in dht_get_nodes_response event.

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: f785959eacebc59590f756b133b52601c335a1d1
2024-12-04 11:41:10 +01:00

138 lines
3.4 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>
#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;
}