LCMapStringA: if dstlen is insufficient, return

ERROR_INSUFFICIENT_BUFFER (verified).

LCMapStringA: if dstlen is insufficient, return
af88f578 · Marcus Meissner · Alexandre Julliard · ae0a73d4 · af88f578
Commit af88f578 authored Jan 20, 1999 by Marcus Meissner Committed by Alexandre Julliard Jan 20, 1999
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Showing with 8 additions and 5 deletions

ole2nls.c ole/ole2nls.c +8 -5

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--- a/ole/ole2nls.c
+++ b/ole/ole2nls.c
@@ -2042,9 +2042,10 @@ INT32 WINAPI LCMapString32A(

    if (dstlen==0)
      return srclen;  /* dstlen=0 means "do nothing but return required length" */
-    if (dstlen<srclen)
-      srclen=dstlen;  /* No, this case is not an error under Windows 95.
-		         And no '\0' gets written. */
+    if (dstlen<srclen) {
+      SetLastError(ERROR_INSUFFICIENT_BUFFER);
+      return 0;
+    }
    if (mapflags & LCMAP_UPPERCASE)
      f = toupper;
    else if (mapflags & LCMAP_LOWERCASE)
@@ -2227,8 +2228,10 @@ INT32 WINAPI LCMapString32W(

    if (dstlen==0)
      return srclen;  
-    if (dstlen<srclen)
-      return 0;       
+    if (dstlen<srclen) {
+      SetLastError(ERROR_INSUFFICIENT_BUFFER);
+      return 0;
+    }
    if (mapflags & LCMAP_UPPERCASE)
      f = toupper;
    else if (mapflags & LCMAP_LOWERCASE)