ff3512a77e
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
138 lines
3.4 KiB
C
138 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 © 2013 Tox project.
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*/
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/*
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* Miscellaneous functions and data structures for doing random things.
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*/
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#ifndef _POSIX_C_SOURCE
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// For nanosleep().
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#define _POSIX_C_SOURCE 200112L
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#endif
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#include "misc_tools.h"
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#include <assert.h>
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#include <ctype.h>
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#include <stdint.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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#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
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#include <windows.h>
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#else
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#include <time.h>
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#endif
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#include "../toxcore/ccompat.h"
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#include "../toxcore/tox.h"
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void c_sleep(uint32_t x)
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{
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#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
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Sleep(x);
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#else
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struct timespec req;
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req.tv_sec = x / 1000;
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req.tv_nsec = (long)x % 1000 * 1000 * 1000;
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nanosleep(&req, nullptr);
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#endif
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}
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// You are responsible for freeing the return value!
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uint8_t *hex_string_to_bin(const char *hex_string)
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{
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// byte is represented by exactly 2 hex digits, so length of binary string
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// is half of that of the hex one. only hex string with even length
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// valid. the more proper implementation would be to check if strlen(hex_string)
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// is odd and return error code if it is. we assume strlen is even. if it's not
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// then the last byte just won't be written in 'ret'.
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size_t i, len = strlen(hex_string) / 2;
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uint8_t *ret = (uint8_t *)malloc(len);
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const char *pos = hex_string;
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if (ret == nullptr) {
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return nullptr;
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}
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for (i = 0; i < len; ++i, pos += 2) {
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unsigned int val;
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sscanf(pos, "%02x", &val);
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ret[i] = val;
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}
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return ret;
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}
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void to_hex(char *out, uint8_t *in, int size)
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{
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while (size--) {
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if (*in >> 4 < 0xA) {
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*out++ = '0' + (*in >> 4);
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} else {
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*out++ = 'A' + (*in >> 4) - 0xA;
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}
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if ((*in & 0xf) < 0xA) {
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*out++ = '0' + (*in & 0xF);
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} else {
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*out++ = 'A' + (*in & 0xF) - 0xA;
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}
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in++;
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}
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}
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/* Reimplementation of strncasecmp() function from strings.h, as strings.h is
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* POSIX and not portable. Specifically it doesn't exist on MSVC.
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*/
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int tox_strncasecmp(const char *s1, const char *s2, size_t n)
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{
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while (n--) {
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int c1 = tolower(*(s1++));
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int c2 = tolower(*(s2++));
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if (c1 == '\0' || c2 == '\0' || c1 != c2) {
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return c1 - c2;
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}
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}
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return 0;
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}
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int cmdline_parsefor_ipv46(int argc, char **argv, bool *ipv6enabled)
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{
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int argvoffset = 0, argi;
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for (argi = 1; argi < argc; argi++) {
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if (!tox_strncasecmp(argv[argi], "--ipv", 5)) {
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if (argv[argi][5] && !argv[argi][6]) {
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char c = argv[argi][5];
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if (c == '4') {
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*ipv6enabled = false;
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} else if (c == '6') {
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*ipv6enabled = true;
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} else {
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printf("Invalid argument: %s. Try --ipv4 or --ipv6!\n", argv[argi]);
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return -1;
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}
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} else {
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printf("Invalid argument: %s. Try --ipv4 or --ipv6!\n", argv[argi]);
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return -1;
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}
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if (argvoffset != argi - 1) {
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printf("Argument must come first: %s.\n", argv[argi]);
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return -1;
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}
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argvoffset++;
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}
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}
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return argvoffset;
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}
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