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GemRB is an open-source implementation of the Infinity engine by Bioware, used in some of their classic role-playing games.
36 lines
1.4 KiB
Diff
36 lines
1.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Julian=20Offenh=C3=A4user?= <offenhaeuser@protonmail.com>
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Date: Sat, 11 Feb 2023 00:52:51 +0100
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Subject: [PATCH] Get rid of swscanf() usage
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This function is currently not implemented in our LibC.
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---
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gemrb/core/GUI/TextSystem/GemMarkup.cpp | 14 +++++++++++++-
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1 file changed, 13 insertions(+), 1 deletion(-)
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diff --git a/gemrb/core/GUI/TextSystem/GemMarkup.cpp b/gemrb/core/GUI/TextSystem/GemMarkup.cpp
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index f0f604ccb0c3d37098976f0e05371fb4a1988a67..2741aa6cd6b27961ac9bcd11992cb6cef4fa2a9f 100644
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--- a/gemrb/core/GUI/TextSystem/GemMarkup.cpp
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+++ b/gemrb/core/GUI/TextSystem/GemMarkup.cpp
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@@ -25,7 +25,19 @@ namespace GemRB {
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static Color ParseColor(const String& colorString)
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{
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Color color = ColorWhite;
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- swscanf(colorString.c_str(), L"%02hhx%02hhx%02hhx%02hhx", &color.r, &color.g, &color.b, &color.a);
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+
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+ auto h2i = [](wchar_t c) -> int {
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+ if (c >= '0' && c <= '9') return c - '0';
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+ else if (c >= 'a' && c <='f') return c - 'a' + 10;
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+ else if (c >= 'A' && c <='F') return c - 'A' + 10;
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+ return 0;
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+ };
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+
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+ color.r = (h2i(colorString[0]) << 4) | h2i(colorString[1]);
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+ color.g = (h2i(colorString[2]) << 4) | h2i(colorString[3]);
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+ color.b = (h2i(colorString[4]) << 4) | h2i(colorString[5]);
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+ color.a = (h2i(colorString[6]) << 4) | h2i(colorString[7]);
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+
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return color;
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}
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