From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 2A87A4031F for ; Fri, 18 Feb 2022 19:12:22 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B8071680266; Fri, 18 Feb 2022 21:12:20 +0200 (EET) Received: from msg-6.mailo.com (ip-16.mailobj.net [213.182.54.16]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 411E86801C8 for ; Fri, 18 Feb 2022 21:12:14 +0200 (EET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=mailo.com; s=mailo; t=1645211527; bh=r1IehPVeYpWe/29923wliDsg4mk6Oc/1SNiPqmEL74s=; h=X-EA-Auth:From:To:Subject:Date:Message-Id:X-Mailer:MIME-Version: Content-Transfer-Encoding; b=Cm0q/3PpOHj5vDrXs/ZBskUk85cchkiqgk/m7OOaEjl79+axMXpKXZBAK/HDU+Tpq FyCVdW5obLDJ6iMmApKo9VYUMd422xynLrDCYPT5CIflGNa6ZibiGYAaNAmNnmbCyT KYGuO7vAr8k87IaUTlePkRFEKib9RujUpD4vCThY= Received: by b-5.in.mailobj.net [192.168.90.15] with ESMTP via ip-206.mailobj.net [213.182.55.206] Fri, 18 Feb 2022 20:12:07 +0100 (CET) X-EA-Auth: tv3YkfSoPTCHMCOlzy15GkyA0ux5n78ryBslRXAN+FiR+CB8CsdAyaDzdN9YtB6TcdAdBkYbpWUCi2MfseyfkVEJBNWt1imHpXpq2b6RyJc= From: nihil-admirari To: ffmpeg-devel@ffmpeg.org Date: Fri, 18 Feb 2022 22:11:52 +0300 Message-Id: <20220218191157.15429-1-nil-admirari@mailo.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v6 1/6] libavutil/wchar_filename.h: Add wchartoansi and utf8toansi X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: These functions are going to be used in libavformat/avisynth.c and fftools/cmdutils.c when replacing MAX_PATH-sized buffers with dynamically sized ones. --- libavutil/wchar_filename.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/libavutil/wchar_filename.h b/libavutil/wchar_filename.h index 90f0824..32260a4 100644 --- a/libavutil/wchar_filename.h +++ b/libavutil/wchar_filename.h @@ -40,6 +40,43 @@ static inline int utf8towchar(const char *filename_utf8, wchar_t **filename_w) MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, *filename_w, num_chars); return 0; } + +av_warn_unused_result +static inline int wchartoansi(const wchar_t *filename_w, char **filename) +{ + const int num_chars = WideCharToMultiByte(CP_THREAD_ACP, 0, filename_w, -1, + NULL, 0, NULL, NULL); + if (num_chars <= 0) { + *filename = NULL; + return 0; + } + *filename = (char *)av_calloc(num_chars, sizeof(char)); + if (!*filename) { + errno = ENOMEM; + return -1; + } + WideCharToMultiByte(CP_THREAD_ACP, 0, filename_w, -1, + *filename, num_chars, NULL, NULL); + return 0; +} + +av_warn_unused_result +static inline int utf8toansi(const char *filename_utf8, char **filename) +{ + wchar_t *filename_w = NULL; + int ret = -1; + if (utf8towchar(filename_utf8, &filename_w)) + return -1; + + if (!filename_w) { + *filename = NULL; + return 0; + } + + ret = wchartoansi(filename_w, filename); + av_free(filename_w); + return ret; +} #endif #endif /* AVUTIL_WCHAR_FILENAME_H */ -- 2.32.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".