fumiama/base16384
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添加平台适配

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fumiama
2021-10-29 22:03:53 +08:00
parent 60c8911bd8
commit eeea555ad9
2 changed files with 46 additions and 14 deletions
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26
64/base14.c
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@@ -2,7 +2,23 @@
//fumiama 20211029
#include <stdio.h>
#include <stdlib.h>
#include <arpa/inet.h>
#if defined(__linux__)
# include <endian.h>
#elif defined(__FreeBSD__) || defined(__NetBSD__)
# include <sys/endian.h>
#elif defined(__OpenBSD__)
# include <sys/types.h>
# define be16toh(x) betoh16(x)
# define be32toh(x) betoh32(x)
# define be64toh(x) betoh64(x)
#elif defined(__MAC_10_0)
# define be16toh(x) ntohs(x)
# define be32toh(x) ntohl(x)
# define be64toh(x) ntohll(x)
# define htobe16(x) ntohs(x)
# define htobe32(x) htonl(x)
# define htobe64(x) htonll(x)
#endif
#include "base14.h"
//#define DEBUG
@@ -31,7 +47,7 @@ LENDAT* encode(const uint8_t* data, const int64_t len) {
int64_t i = 0;
for(; i <= len - 7; i += 7) {
register uint64_t sum = 0;
register uint64_t shift = htonll(*(uint64_t*)(data+i))>>2; //这里有读取越界
register uint64_t shift = htobe64(*(uint64_t*)(data+i))>>2; //这里有读取越界
sum |= shift & 0x3fff000000000000;
shift >>= 2;
sum |= shift & 0x00003fff00000000;
@@ -40,7 +56,7 @@ LENDAT* encode(const uint8_t* data, const int64_t len) {
shift >>= 2;
sum |= shift & 0x0000000000003fff;
sum += 0x4e004e004e004e00;
vals[n++] = ntohll(sum);
vals[n++] = be64toh(sum);
#ifdef DEBUG
printf("i: %llu, add sum: %016llx\n", i, sum);
#endif
@@ -109,7 +125,7 @@ LENDAT* decode(const uint8_t* data, const int64_t len) {
int64_t i = 0;
for(; i <= outlen - 7; n++, i+=7) {
register uint64_t sum = 0;
register uint64_t shift = htonll(vals[n]) - 0x4e004e004e004e00;
register uint64_t shift = htobe64(vals[n]) - 0x4e004e004e004e00;
shift <<= 2;
sum |= shift & 0xfffc000000000000;
shift <<= 2;
@@ -118,7 +134,7 @@ LENDAT* decode(const uint8_t* data, const int64_t len) {
sum |= shift & 0x0000000fffc00000;
shift <<= 2;
sum |= shift & 0x00000000003fff00;
*(uint64_t*)(decd->data+i) = ntohll(sum);
*(uint64_t*)(decd->data+i) = be64toh(sum);
#ifdef DEBUG
printf("i: %llu, add sum: %016llx\n", i, sum);
#endif