Ticket #39018: patch-lib_dpkg_tarfn.c.diff

lib/dpkg/tarfn.c

@@ -40 +40 @@
 #define TAR_MAGIC_USTAR "ustar\0" "00"
 #define TAR_MAGIC_GNU   "ustar "  " \0"
 
+static const char ustarMagic[] = { 'u', 's', 't', 'a', 'r', '\0', '0', '0', '\0' };
+static const char gnutarMagic[] = { 'u', 's', 't', 'a', 'r', ' ', ' ', '\0' };
+
 struct tar_header {
         char name[100];
         char mode[8];
@@ -51 +54 @@
         char linkflag;
         char linkname[100];
         char magic[8];
+    char MagicNumber[8]; /* POSIX: "ustar\000", GNU: "ustar  \0" (blank blank null) */
         char user[32];
         char group[32];
         char devmajor[8];
@@ -58 +62 @@
 
         /* Only valid on ustar. */
         char prefix[155];
+    char Prefix[155]; /* POSIX ustar header */
 };
 
 /**