fix: breakpad use miniz

third_party/zlib-ng/inflate.h

@@ -0,0 +1,172 @@
+/* inflate.h -- internal inflate state definition
+ * Copyright (C) 1995-2019 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+   part of the implementation of the compression library and is
+   subject to change. Applications should only use zlib.h.
+ */
+
+#ifndef INFLATE_H_
+#define INFLATE_H_
+
+#include "crc32.h"
+
+#ifdef S390_DFLTCC_INFLATE
+#  include "arch/s390/dfltcc_common.h"
+#  define HAVE_ARCH_INFLATE_STATE
+#endif
+
+/* define NO_GZIP when compiling if you want to disable gzip header and trailer decoding by inflate().
+   NO_GZIP would be used to avoid linking in the crc code when it is not needed.
+   For shared libraries, gzip decoding should be left enabled. */
+#ifndef NO_GZIP
+#  define GUNZIP
+#endif
+
+/* Possible inflate modes between inflate() calls */
+typedef enum {
+    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) */
+    EXLEN,      /* i: waiting for extra length (gzip) */
+    EXTRA,      /* i: waiting for extra bytes (gzip) */
+    NAME,       /* i: waiting for end of file name (gzip) */
+    COMMENT,    /* i: waiting for end of comment (gzip) */
+    HCRC,       /* i: waiting for header crc (gzip) */
+    DICTID,     /* i: waiting for dictionary check value */
+    DICT,       /* waiting for inflateSetDictionary() call */
+        TYPE,       /* i: waiting for type bits, including last-flag bit */
+        TYPEDO,     /* i: same, but skip check to exit inflate on new block */
+        STORED,     /* i: waiting for stored size (length and complement) */
+        COPY_,      /* i/o: same as COPY below, but only first time in */
+        COPY,       /* i/o: waiting for input or output to copy stored block */
+        TABLE,      /* i: waiting for dynamic block table lengths */
+        LENLENS,    /* i: waiting for code length code lengths */
+        CODELENS,   /* i: waiting for length/lit and distance code lengths */
+            LEN_,       /* i: same as LEN below, but only first time in */
+            LEN,        /* i: waiting for length/lit/eob code */
+            LENEXT,     /* i: waiting for length extra bits */
+            DIST,       /* i: waiting for distance code */
+            DISTEXT,    /* i: waiting for distance extra bits */
+            MATCH,      /* o: waiting for output space to copy string */
+            LIT,        /* o: waiting for output space to write literal */
+    CHECK,      /* i: waiting for 32-bit check value */
+    LENGTH,     /* i: waiting for 32-bit length (gzip) */
+    DONE,       /* finished check, done -- remain here until reset */
+    BAD,        /* got a data error -- remain here until reset */
+    SYNC        /* looking for synchronization bytes to restart inflate() */
+} inflate_mode;
+
+/*
+    State transitions between above modes -
+
+    (most modes can go to BAD on error -- not shown for clarity)
+
+    Process header:
+        HEAD -> (gzip) or (zlib) or (raw)
+        (gzip) -> FLAGS -> TIME -> OS -> EXLEN -> EXTRA -> NAME -> COMMENT ->
+                  HCRC -> TYPE
+        (zlib) -> DICTID or TYPE
+        DICTID -> DICT -> TYPE
+        (raw) -> TYPEDO
+    Read deflate blocks:
+            TYPE -> TYPEDO -> STORED or TABLE or LEN_ or CHECK
+            STORED -> COPY_ -> COPY -> TYPE
+            TABLE -> LENLENS -> CODELENS -> LEN_
+            LEN_ -> LEN
+    Read deflate codes in fixed or dynamic block:
+                LEN -> LENEXT or LIT or TYPE
+                LENEXT -> DIST -> DISTEXT -> MATCH -> LEN
+                LIT -> LEN
+    Process trailer:
+        CHECK -> LENGTH -> DONE
+ */
+typedef struct inflate_state inflate_state;
+
+/* Struct for memory allocation handling */
+typedef struct inflate_allocs_s {
+    char            *buf_start;
+    free_func        zfree;
+    inflate_state   *state;
+    unsigned char   *window;
+} inflate_allocs;
+
+/* State maintained between inflate() calls -- approximately 7K bytes, not
+   including the allocated sliding window, which is up to 32K bytes. */
+struct ALIGNED_(64) inflate_state {
+    PREFIX3(stream) *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,
+                                   bit 2 true to validate check value */
+    int havedict;               /* true if dictionary provided */
+    int flags;                  /* gzip header method and flags, 0 if zlib, or
+                                   -1 if raw or no header yet */
+    unsigned was;               /* initial length of match, for inflateMark */
+    unsigned long check;        /* protected copy of check value */
+    unsigned long total;        /* protected copy of output count */
+    PREFIX(gz_headerp) head;    /* where to save gzip header information */
+    int back;                   /* bits back of last unprocessed length/lit */
+
+        /* sliding window */
+    unsigned wbits;             /* log base 2 of requested window size */
+    uint32_t wsize;             /* window size or zero if not using window */
+    uint32_t wbufsize;          /* real size of the allocated window buffer, including padding */
+    uint32_t whave;             /* valid bytes in the window */
+    uint32_t wnext;             /* window write index */
+    unsigned char *window;      /* allocated sliding window, if needed */
+    uint32_t chunksize;         /* size of memory copying chunk */
+
+        /* bit accumulator */
+    uint64_t hold;              /* input bit accumulator */
+    unsigned bits;              /* number of bits in "in" */
+        /* fixed and dynamic code tables */
+    unsigned lenbits;           /* index bits for lencode */
+    code const *lencode;        /* starting table for length/literal codes */
+    code const *distcode;       /* starting table for distance codes */
+    unsigned distbits;          /* index bits for distcode */
+        /* for string and stored block copying */
+    uint32_t length;            /* literal or length of data to copy */
+    unsigned offset;            /* distance back to copy string from */
+        /* for table and code decoding */
+    unsigned extra;             /* extra bits needed */
+        /* dynamic table building */
+    unsigned ncode;             /* number of code length code lengths */
+    unsigned nlen;              /* number of length code lengths */
+    unsigned ndist;             /* number of distance code lengths */
+    uint32_t have;              /* number of code lengths in lens[] */
+    code *next;                 /* next available space in codes[] */
+
+#if defined(_M_IX86) || defined(_M_ARM)
+    uint32_t padding[1];
+#endif
+    struct crc32_fold_s ALIGNED_(16) crc_fold;
+
+    uint16_t lens[320];         /* temporary storage for code lengths */
+    uint16_t work[288];         /* work area for code table building */
+    code codes[ENOUGH];         /* space for code tables */
+
+    inflate_allocs *alloc_bufs; /* struct for handling memory allocations */
+
+#ifdef INFLATE_STRICT
+    unsigned dmax;              /* zlib header max distance (INFLATE_STRICT) */
+#endif
+#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR
+    int sane;                   /* if false, allow invalid distance too far */
+#endif
+#ifdef HAVE_ARCH_INFLATE_STATE
+    arch_inflate_state arch;    /* architecture-specific extensions */
+#endif
+#if defined(_M_IX86) || defined(_M_ARM)
+    int padding2[8];
+#endif
+};
+
+void Z_INTERNAL PREFIX(fixedtables)(struct inflate_state *state);
+Z_INTERNAL inflate_allocs* alloc_inflate(PREFIX3(stream) *strm);
+Z_INTERNAL void free_inflate(PREFIX3(stream) *strm);
+
+#endif /* INFLATE_H_ */