Changeset 95239 in vbox for trunk/src/libs/zlib-1.2.12/contrib/minizip/unzip.c

Timestamp:

Jun 9, 2022 9:09:44 AM (3 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

151769

Message:

libs/zlib: Upgrade to 1.2.12, bugref:8515

Location:

trunk/src/libs/zlib-1.2.12

Files:

• . (modified) (1 prop)
• contrib/minizip/unzip.c (modified) (10 diffs)

trunk/src/libs/zlib-1.2.12

@@ -20 +20 @@
 /branches/dsen/gui3/src/libs/zlib-1.2.11:79645-79692
 /trunk/src/src/libs/zlib-1.2.11:92342
+/vendor/zlib/1.2.12:151751
+/vendor/zlib/current:150724-151750

@@ -20 +20 @@
 /branches/dsen/gui3/src/libs/zlib-1.2.11:79645-79692
 /trunk/src/src/libs/zlib-1.2.11:92342
+/vendor/zlib/1.2.12:151751
+/vendor/zlib/current:150724-151750

trunk/src/libs/zlib-1.2.12/contrib/minizip/unzip.c

@@ -456 +456 @@
                 ((*(buf+i+2))==0x05) && ((*(buf+i+3))==0x06))
             {
-                uPosFound = uReadPos+i;
+                uPosFound = uReadPos+(unsigned)i;
                 break;
             }
@@ -524 +524 @@
                 ((*(buf+i+2))==0x06) && ((*(buf+i+3))==0x07))
             {
-                uPosFound = uReadPos+i;
+                uPosFound = uReadPos+(unsigned)i;
                 break;
             }
@@ -854 +854 @@
     ZPOS64_T uDate;
     uDate = (ZPOS64_T)(ulDosDate>>16);
-    ptm->tm_mday = (uInt)(uDate&0x1f) ;
-    ptm->tm_mon =  (uInt)((((uDate)&0x1E0)/0x20)-1) ;
-    ptm->tm_year = (uInt)(((uDate&0x0FE00)/0x0200)+1980) ;
-
-    ptm->tm_hour = (uInt) ((ulDosDate &0xF800)/0x800);
-    ptm->tm_min =  (uInt) ((ulDosDate&0x7E0)/0x20) ;
-    ptm->tm_sec =  (uInt) (2*(ulDosDate&0x1f)) ;
+    ptm->tm_mday = (int)(uDate&0x1f) ;
+    ptm->tm_mon =  (int)((((uDate)&0x1E0)/0x20)-1) ;
+    ptm->tm_year = (int)(((uDate&0x0FE00)/0x0200)+1980) ;
+
+    ptm->tm_hour = (int) ((ulDosDate &0xF800)/0x800);
+    ptm->tm_min =  (int) ((ulDosDate&0x7E0)/0x20) ;
+    ptm->tm_sec =  (int) (2*(ulDosDate&0x1f)) ;
 }
 
@@ -994 +994 @@
         if (lSeek!=0)
         {
-            if (ZSEEK64(s->z_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
+            if (ZSEEK64(s->z_filefunc, s->filestream,(ZPOS64_T)lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
                 lSeek=0;
             else
@@ -1019 +1019 @@
         if (lSeek!=0)
         {
-            if (ZSEEK64(s->z_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
+            if (ZSEEK64(s->z_filefunc, s->filestream,(ZPOS64_T)lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
                 lSeek=0;
             else
@@ -1091 +1091 @@
         if (lSeek!=0)
         {
-            if (ZSEEK64(s->z_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
+            if (ZSEEK64(s->z_filefunc, s->filestream,(ZPOS64_T)lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0)
                 lSeek=0;
             else
@@ -1768 +1768 @@
             if ((pfile_in_zip_read_info->stream.avail_in == 0) &&
                 (pfile_in_zip_read_info->rest_read_compressed == 0))
-                return (iRead==0) ? UNZ_EOF : iRead;
+                return (iRead==0) ? UNZ_EOF : (int)iRead;
 
             if (pfile_in_zip_read_info->stream.avail_out <
@@ -1858 +1858 @@
 
             uTotalOutAfter = pfile_in_zip_read_info->stream.total_out;
+            /* Detect overflow, because z_stream.total_out is uLong (32 bits) */
+            if (uTotalOutAfter<uTotalOutBefore)
+                uTotalOutAfter += 1LL << 32; /* Add maximum value of uLong + 1 */
             uOutThis = uTotalOutAfter-uTotalOutBefore;
 
@@ -1872 +1875 @@
 
             if (err==Z_STREAM_END)
-                return (iRead==0) ? UNZ_EOF : iRead;
+                return (iRead==0) ? UNZ_EOF : (int)iRead;
             if (err!=Z_OK)
                 break;
@@ -1879 +1882 @@
 
     if (err==Z_OK)
-        return iRead;
+        return (int)iRead;
     return err;
 }

@@ -20 +20 @@
 /branches/dsen/gui3/src/libs/zlib-1.2.11:79645-79692
 /trunk/src/src/libs/zlib-1.2.11:92342
+/vendor/zlib/1.2.12:151751
+/vendor/zlib/current:150724-151750