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119 lines
3.0 KiB
C
119 lines
3.0 KiB
C
/* this header file comes from libowfat, http://www.fefe.de/libowfat/ */
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#ifndef UINT64_H
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#define UINT64_H
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#include <inttypes.h> /* uint64_t, int64_t */
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#include <stddef.h> /* size_t */
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint64_t uint64;
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typedef int64_t int64;
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#if (defined(__i386__) || defined(__x86_64__)) && !defined(NO_UINT64_MACROS)
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#define uint64_pack(out,in) (*(uint64*)(out)=(in))
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#define uint64_unpack(in,out) (*(out)=*(uint64*)(in))
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#define uint64_read(in) (*(uint64*)(in))
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void uint64_pack_big(char *out,uint64 in);
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void uint64_unpack_big(const char *in,uint64* out);
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uint64 uint64_read_big(const char *in);
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#else
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void uint64_pack(char *out,uint64 in);
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void uint64_pack_big(char *out,uint64 in);
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void uint64_unpack(const char *in,uint64* out);
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void uint64_unpack_big(const char *in,uint64* out);
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uint64 uint64_read(const char *in);
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uint64 uint64_read_big(const char *in);
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#endif
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static inline size_t fmt_uint64(char* out, uint64 in) {
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if (out) uint64_pack(out,in);
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return 8;
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}
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static inline size_t fmt_uint64_big(char* out, uint64 in) {
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if (out) uint64_pack_big(out,in);
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return 8;
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}
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static inline size_t scan_uint64(const char* in, size_t len, uint64_t* b) {
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if (len<8) return 0;
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*b = uint64_read(in);
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return 8;
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}
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static inline size_t scan_uint64_big(const char* in, size_t len, uint64_t* b) {
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if (len<8) return 0;
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*b = uint64_read_big(in);
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return 8;
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}
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#ifdef __cplusplus
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}
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#ifndef uint64_pack
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inline void uint64_pack(unsigned char* out,uint64 in) {
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uint64_pack(reinterpret_cast<char*>(out), in);
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}
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inline void uint64_unpack(const unsigned char *in,uint64* out) {
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uint64_unpack(reinterpret_cast<const char*>(in), out);
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}
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inline void uint64_pack(uint64* out,uint64 in) {
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uint64_pack(reinterpret_cast<char*>(out), in);
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}
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inline void uint64_unpack(uint64* *in,uint64* out) {
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uint64_unpack(reinterpret_cast<const char*>(in), out);
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}
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inline uint64 uint64_read(const unsigned char *in) {
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return uint64_read(reinterpret_cast<const char*>(in));
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}
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inline uint64 uint64_read(const uint64 *in) {
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return uint64_read(reinterpret_cast<const char*>(in));
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}
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#endif
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inline uint64 uint64_read_big(const unsigned char *in) {
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return uint64_read_big(reinterpret_cast<const char*>(in));
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}
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inline uint64 uint64_read_big(const uint64 *in) {
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return uint64_read_big(reinterpret_cast<const char*>(in));
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}
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inline void uint64_pack_big(unsigned char* out,uint64 in) {
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uint64_pack_big(reinterpret_cast<char*>(out), in);
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}
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inline void uint64_unpack_big(const unsigned char *in,uint64* out) {
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uint64_unpack_big(reinterpret_cast<const char*>(in), out);
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}
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inline void uint64_pack_big(uint64* out,uint64 in) {
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uint64_pack_big(reinterpret_cast<char*>(out), in);
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}
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inline void uint64_unpack_big(uint64* *in,uint64* out) {
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uint64_unpack_big(reinterpret_cast<const char*>(in), out);
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}
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inline uint64 uint_read(const uint64* in) {
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return uint64_read(reinterpret_cast<const char*>(in));
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}
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inline uint64 uint_read_big(const uint64* in) {
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return uint64_read_big(reinterpret_cast<const char*>(in));
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}
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#endif
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#endif
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