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Diffstat (limited to 'yajl/yajl_common.h')
-rw-r--r-- | yajl/yajl_common.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/yajl/yajl_common.h b/yajl/yajl_common.h new file mode 100644 index 0000000..95a5ab7 --- /dev/null +++ b/yajl/yajl_common.h @@ -0,0 +1,147 @@ +/* + * Copyright (c) 2007-2014, Lloyd Hilaiel <me@lloyd.io> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef __YAJL_COMMON_H__ +#define __YAJL_COMMON_H__ + +#include <stddef.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#define YAJL_MAX_DEPTH 128 + +// We're not creating a DLL, so don't mark the API's - GWG + +#ifdef NEVER + +/* msft dll export gunk. To build a DLL on windows, you + * must define WIN32, YAJL_SHARED, and YAJL_BUILD. To use a shared + * DLL, you must define YAJL_SHARED and WIN32 */ +#if (defined(_WIN32) || defined(WIN32)) && defined(YAJL_SHARED) +# ifdef YAJL_BUILD +# define YAJL_API __declspec(dllexport) +# else +# define YAJL_API __declspec(dllimport) +# endif +#else +# if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 303 +# define YAJL_API __attribute__ ((visibility("default"))) +# else +# define YAJL_API +# endif +#endif + +#else + +# define YAJL_API + +#endif + +// Create a cross platform 64 bit int type "longlong" - GWG + +#if (__STDC_VERSION__ >= 199901L) /* C99 */ + +#include <stdint.h> + +typedef int64_t longlong ; + +#define PF64PREC "ll" /* printf format precision specifier */ +#define CF64PREC "LL" /* Constant precision specifier */ + +#ifndef LLONG_MIN +# define LLONG_MIN INT64_MIN +#endif + +#ifndef LLONG_MAX +# define LLONG_MAX INT64_MAX +#endif + +#else /* !__STDC_VERSION__ */ +#ifdef _MSC_VER + +typedef __int64 longlong; + +#define PF64PREC "I64" /* printf format precision specifier */ +#define CF64PREC "LL" /* Constant precision specifier */ + +#ifndef LLONG_MIN +# define LLONG_MIN _I64_MIN +#endif + +#ifndef LLONG_MAX +# define LLONG_MAX _UI64_MAX +#endif + +#else /* !_MSC_VER */ + +/* The following works on a lot of modern systems, including */ +/* LLP64 and LP64 models, but won't work with ILP64 which needs int32 */ + +#ifdef __GNUC__ + +typedef long long longlong; + +# define PF64PREC "ll" /* printf format precision specifier */ +# define CF64PREC "LL" /* Constant precision specifier */ + +# ifndef LLONG_MIN +# define LLONG_MIN (-LLONG_MAX-1) +# endif +# ifndef LLONG_MAX +# define LLONG_MAX __LONG_LONG_MAX__ +# endif +# ifndef ULLONG_MAX +# define ULLONG_MAX (LLONG_MAX * 2ULL + 1) +# endif + +#endif /* __GNUC__ */ + +#endif /* !_MSC_VER */ +#endif /* !__STDC_VERSION__ */ + +/** pointer to a malloc function, supporting client overriding memory + * allocation routines */ +typedef void * (*yajl_malloc_func)(void *ctx, size_t sz); + +/** pointer to a free function, supporting client overriding memory + * allocation routines */ +typedef void (*yajl_free_func)(void *ctx, void * ptr); + +/** pointer to a realloc function which can resize an allocation. */ +typedef void * (*yajl_realloc_func)(void *ctx, void * ptr, size_t sz); + +/** A structure which can be passed to yajl_*_alloc routines to allow the + * client to specify memory allocation functions to be used. */ +typedef struct +{ + /** pointer to a function that can allocate uninitialized memory */ + yajl_malloc_func malloc; + /** pointer to a function that can resize memory allocations */ + yajl_realloc_func realloc; + /** pointer to a function that can free memory allocated using + * reallocFunction or mallocFunction */ + yajl_free_func free; + /** a context pointer that will be passed to above allocation routines */ + void * ctx; +} yajl_alloc_funcs; + +#ifdef __cplusplus +} +#endif + +#endif |