X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=inflate.h;h=f127b6b1fa5f7d0266e3b502701948dfd3c6abc8;hb=HEAD;hp=fbc9a67656dd779f46817dc2c55974160e17a4b7;hpb=93b0af4aa73c8debe2cc18e56101700423096146;p=zlib.git

diff --git a/inflate.h b/inflate.h
index fbc9a67..f127b6b 100644
--- a/inflate.h
+++ b/inflate.h
@@ -1,5 +1,5 @@
 /* inflate.h -- internal inflate state definition
- * Copyright (C) 1995-2009 Mark Adler
+ * Copyright (C) 1995-2019 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
@@ -18,7 +18,7 @@
 
 /* Possible inflate modes between inflate() calls */
 typedef enum {
-    HEAD,       /* i: waiting for magic header */
+    HEAD = 16180,   /* i: waiting for magic header */
     FLAGS,      /* i: waiting for method and flags (gzip) */
     TIME,       /* i: waiting for modification time (gzip) */
     OS,         /* i: waiting for extra flags and operating system (gzip) */
@@ -78,13 +78,16 @@ typedef enum {
  */
 
 /* State maintained between inflate() calls -- approximately 7K bytes, not
-   inlcuding the allocated sliding window, which is up to 32K bytes. */
+   including the allocated sliding window, which is up to 32K bytes. */
 struct inflate_state {
+    z_streamp strm;             /* pointer back to this zlib stream */
     inflate_mode mode;          /* current inflate mode */
     int last;                   /* true if processing last block */
-    int wrap;                   /* bit 0 true for zlib, bit 1 true for gzip */
+    int wrap;                   /* bit 0 true for zlib, bit 1 true for gzip,
+                                   bit 2 true to validate check value */
     int havedict;               /* true if dictionary provided */
-    int flags;                  /* gzip header method and flags (0 if zlib) */
+    int flags;                  /* gzip header method and flags, 0 if zlib, or
+                                   -1 if raw or no header yet */
     unsigned dmax;              /* zlib header max distance (INFLATE_STRICT) */
     unsigned long check;        /* protected copy of check value */
     unsigned long total;        /* protected copy of output count */