fix: breakpad use miniz

third_party/zlib-ng/gzguts.h

@@ -0,0 +1,146 @@
+#ifndef GZGUTS_H_
+#define GZGUTS_H_
+/* gzguts.h -- zlib internal header definitions for gz* operations
+ * Copyright (C) 2004-2024 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#ifdef _LARGEFILE64_SOURCE
+#  ifndef _LARGEFILE_SOURCE
+#    define _LARGEFILE_SOURCE 1
+#  endif
+#  undef _FILE_OFFSET_BITS
+#  undef _TIME_BITS
+#endif
+
+#if defined(HAVE_VISIBILITY_INTERNAL)
+#  define Z_INTERNAL __attribute__((visibility ("internal")))
+#elif defined(HAVE_VISIBILITY_HIDDEN)
+#  define Z_INTERNAL __attribute__((visibility ("hidden")))
+#else
+#  define Z_INTERNAL
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <fcntl.h>
+
+#if defined(ZLIB_COMPAT)
+#  include "zlib.h"
+#else
+#  include "zlib-ng.h"
+#endif
+
+#ifdef _WIN32
+#  include <stddef.h>
+#endif
+
+#if defined(_WIN32)
+#  include <io.h>
+#  define WIDECHAR
+#endif
+
+#ifdef WINAPI_FAMILY
+#  define open _open
+#  define read _read
+#  define write _write
+#  define close _close
+#endif
+
+/* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */
+#if !defined(STDC99) && !defined(__CYGWIN__) && !defined(__MINGW__) && defined(_WIN32)
+#  if !defined(vsnprintf)
+#    if !defined(_MSC_VER) || ( defined(_MSC_VER) && _MSC_VER < 1500 )
+#       define vsnprintf _vsnprintf
+#    endif
+#  endif
+#endif
+
+/* unlike snprintf (which is required in C99), _snprintf does not guarantee
+   null termination of the result -- however this is only used in gzlib.c
+   where the result is assured to fit in the space provided */
+#if defined(_MSC_VER) && _MSC_VER < 1900
+#  define snprintf _snprintf
+#endif
+
+/* get errno and strerror definition */
+#ifndef NO_STRERROR
+#  include <errno.h>
+#  define zstrerror() strerror(errno)
+#else
+#  define zstrerror() "stdio error (consult errno)"
+#endif
+
+/* default memLevel */
+#if MAX_MEM_LEVEL >= 8
+#  define DEF_MEM_LEVEL 8
+#else
+#  define DEF_MEM_LEVEL  MAX_MEM_LEVEL
+#endif
+
+/* default i/o buffer size -- double this for output when reading (this and
+   twice this must be able to fit in an unsigned type) */
+#ifndef GZBUFSIZE
+#  define GZBUFSIZE 131072
+#endif
+
+/* gzip modes, also provide a little integrity check on the passed structure */
+#define GZ_NONE 0
+#define GZ_READ 7247
+#define GZ_WRITE 31153
+#define GZ_APPEND 1     /* mode set to GZ_WRITE after the file is opened */
+
+/* values for gz_state how */
+#define LOOK 0      /* look for a gzip header */
+#define COPY 1      /* copy input directly */
+#define GZIP 2      /* decompress a gzip stream */
+
+/* internal gzip file state data structure */
+typedef struct {
+        /* exposed contents for gzgetc() macro */
+    struct gzFile_s x;      /* "x" for exposed */
+                            /* x.have: number of bytes available at x.next */
+                            /* x.next: next output data to deliver or write */
+                            /* x.pos: current position in uncompressed data */
+        /* used for both reading and writing */
+    int mode;               /* see gzip modes above */
+    int fd;                 /* file descriptor */
+    char *path;             /* path or fd for error messages */
+    unsigned size;          /* buffer size, zero if not allocated yet */
+    unsigned want;          /* requested buffer size, default is GZBUFSIZE */
+    unsigned char *in;      /* input buffer (double-sized when writing) */
+    unsigned char *out;     /* output buffer (double-sized when reading) */
+    int direct;             /* 0 if processing gzip, 1 if transparent */
+        /* just for reading */
+    int how;                /* 0: get header, 1: copy, 2: decompress */
+    z_off64_t start;        /* where the gzip data started, for rewinding */
+    int eof;                /* true if end of input file reached */
+    int past;               /* true if read requested past end */
+        /* just for writing */
+    int level;              /* compression level */
+    int strategy;           /* compression strategy */
+    int reset;              /* true if a reset is pending after a Z_FINISH */
+        /* seek request */
+    z_off64_t skip;         /* amount to skip (already rewound if backwards) */
+    int seek;               /* true if seek request pending */
+        /* error information */
+    int err;                /* error code */
+    char *msg;              /* error message */
+        /* zlib inflate or deflate stream */
+    PREFIX3(stream) strm;  /* stream structure in-place (not a pointer) */
+} gz_state;
+typedef gz_state *gz_statep;
+
+/* shared functions */
+void Z_INTERNAL gz_error(gz_state *, int, const char *);
+#ifdef ZLIB_COMPAT
+unsigned Z_INTERNAL gz_intmax(void);
+#endif
+/* GT_OFF(x), where x is an unsigned value, is true if x > maximum z_off64_t
+   value -- needed when comparing unsigned to z_off64_t, which is signed
+   (possible z_off64_t types off_t, off64_t, and long are all signed) */
+#define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > INT_MAX)
+
+#endif /* GZGUTS_H_ */