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MacSerial, Codecs.plist, pic.ids update
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...deproj/project.xcworkspace/xcuserdata/headsoft.xcuserdatad/UserInterfaceState.xcuserstate
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| /** @file | ||
| Copyright (c) 2020, vit9696. All rights reserved. | ||
| SPDX-License-Identifier: BSD-3-Clause | ||
| **/ | ||
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| #include <stdint.h> | ||
| #include <stdio.h> | ||
| #include <time.h> | ||
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| #ifdef __GNUC__ | ||
| uint32_t arc4random(void) __attribute__((weak)); | ||
| uint32_t arc4random_uniform(uint32_t upper_bound) __attribute__((weak)); | ||
| #endif | ||
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| // Taken from https://en.wikipedia.org/wiki/Xorshift#Example_implementation | ||
| // I am not positive what is better to use here (especially on Windows). | ||
| // Fortunately we only need something only looking random. | ||
| uint32_t pseudo_random(void) { | ||
| #if defined(__GNUC__) && !defined(__EMSCRIPTEN__) | ||
| if (arc4random) | ||
| return arc4random(); | ||
| #endif | ||
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| static uint32_t state; | ||
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| if (!state) { | ||
| fprintf(stderr, "Warning: arc4random is not available!\n"); | ||
| state = (uint32_t)time(NULL); | ||
| } | ||
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| uint32_t x = state; | ||
| x ^= x << 13; | ||
| x ^= x >> 17; | ||
| x ^= x << 5; | ||
| state = x; | ||
| return x; | ||
| } | ||
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| // Taken from https://opensource.apple.com/source/Libc/Libc-1082.50.1/gen/FreeBSD/arc4random.c | ||
| // Mac OS X 10.6.8 and earlier do not have arc4random_uniform, so we implement one. | ||
| uint32_t pseudo_random_between(uint32_t from, uint32_t to) { | ||
| uint32_t upper_bound = to + 1 - from; | ||
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| #if defined(__GNUC__) && !defined(__EMSCRIPTEN__) | ||
| // Prefer native implementation if available. | ||
| if (arc4random_uniform) | ||
| return from + arc4random_uniform(upper_bound); | ||
| #endif | ||
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| uint32_t r, min; | ||
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| if (upper_bound < 2) | ||
| return from; | ||
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| #if (ULONG_MAX > 0xffffffffUL) | ||
| min = 0x100000000UL % upper_bound; | ||
| #else | ||
| if (upper_bound > 0x80000000) | ||
| min = 1 + ~upper_bound; | ||
| else | ||
| min = ((0xffffffff - (upper_bound * 2)) + 1) % upper_bound; | ||
| #endif | ||
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| for (;;) { | ||
| r = pseudo_random(); | ||
| if (r >= min) | ||
| break; | ||
| } | ||
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| return from + r % upper_bound; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| /** @file | ||
| Copyright (c) 2020, vit9696. All rights reserved. | ||
| SPDX-License-Identifier: BSD-3-Clause | ||
| **/ | ||
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| #ifndef OC_USER_PSEUDO_RANDOM_H | ||
| #define OC_USER_PSEUDO_RANDOM_H | ||
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| #include <stdint.h> | ||
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| uint32_t pseudo_random(void); | ||
| uint32_t pseudo_random_between(uint32_t from, uint32_t to); | ||
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| #endif // OC_USER_PSEUDO_RANDOM_H |
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