[reactos] 01/03: [WINMM] Revert "Handle playing of files containing a '+' as part of the filename."

[Thamatip Chitpong]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=d27e2b0b2399d3d04a347…

commit d27e2b0b2399d3d04a347342a39d95a787750097
Author:     Thamatip Chitpong <tangaming123456(a)outlook.com>
AuthorDate: Mon Feb 6 22:47:21 2023 +0700
Commit:     Victor Perevertkin <victor(a)perevertkin.ru>
CommitDate: Tue Feb 7 20:53:08 2023 +0100

    [WINMM] Revert "Handle playing of files containing a '+' as part of the
filename."
    
    Wine commit: cc5f2b2c766bbe4975d7ee4a7c3b269650cbf874
    
    author: Alexander Puzankov <alxpnv(a)gmail.com>
    Mon, 29 Nov 2010 18:15:16 +0000 (21:15 +0300)
    
    committer: Alexandre Julliard <julliard(a)winehq.org>
    Wed, 1 Dec 2010 16:16:20 +0000 (17:16 +0100)
---
 dll/win32/winmm/mmio.c | 45 +++++++++++++++++++++++----------------------
 1 file changed, 23 insertions(+), 22 deletions(-)

diff --git a/dll/win32/winmm/mmio.c b/dll/win32/winmm/mmio.c
index cd8b1da8aca..899b990d994 100644
--- a/dll/win32/winmm/mmio.c
+++ b/dll/win32/winmm/mmio.c
@@ -369,39 +369,40 @@ static FOURCC MMIO_ParseExtA(LPCSTR szFileName)
     LPSTR extEnd;
     LPSTR extStart;
 
+    CHAR ext[5];
+
     TRACE("(%s)\n", debugstr_a(szFileName));
 
     if (!szFileName)
 	return ret;
 
-    /* Find the last '.' */
-    extStart = strrchr(szFileName,'.');
+    /* Find the last '+' */
+    extEnd = strrchr(szFileName,'+');
 
-    if (!extStart) {
-         ERR("No . in szFileName: %s\n", debugstr_a(szFileName));
+    if (!extEnd) {
+        /* No + so just an extension */
+        return ret;
     } else {
-        CHAR ext[5];
+        /* Find the first '.' before '+' */
+        extStart = extEnd - 1;
+        while (*extStart != '.') {
+            if (extStart == szFileName) {
+                ERR("No extension in szFileName: %s\n",
debugstr_a(szFileName));
+                return ret;
+            }
+            extStart--;
+        }
+    }
 
-        /* Find the '+' afterwards */
-        extEnd = strchr(extStart,'+');
-        if (extEnd) {
+    if (extEnd - extStart - 1 > 4)
+        WARN("Extension length > 4\n");
+    lstrcpynA(ext, extStart + 1, min(extEnd-extStart,5));
 
-            if (extEnd - extStart - 1 > 4)
-                WARN("Extension length > 4\n");
-            lstrcpynA(ext, extStart + 1, min(extEnd-extStart,5));
+    TRACE("Got extension: %s\n", debugstr_a(ext));
 
-        } else {
-            /* No + so just an extension */
-            if (strlen(extStart) > 4) {
-                WARN("Extension length > 4\n");
-            }
-            lstrcpynA(ext, extStart + 1, 5);
-        }
-        TRACE("Got extension: %s\n", debugstr_a(ext));
+    /* FOURCC codes identifying file-extensions must be uppercase */
+    ret = mmioStringToFOURCCA(ext, MMIO_TOUPPER);
 
-        /* FOURCC codes identifying file-extensions must be uppercase */
-        ret = mmioStringToFOURCCA(ext, MMIO_TOUPPER);
-    }
     return ret;
 }