void serializeu64(unsigned long long i,char buf[]) { unsigned long long mask ...
1、输出uint32_t uint32_t a = 888; printf("a is %ld", a); 2、输出uint64_t uint64_t b = 888; printf("b is
typedef用来定义关键字或标识符的别名,例如: typedef double wages; typedef wages salary; 三、uint8_t\uint_16_t\uint32_t\uint64..._t; # define __uint32_t_defined #endif #if __WORDSIZE == 64 typedef unsigned long int uint64..._t; #else __extension__ typedef unsigned long long int uint64_t; #endif 4、格式化输出: uint16_t...%hu uint32_t %u uint64_t %llu 5 、uint8_t类型的输出: 注意uint8_t的定义为 typedef unsigned char uint8_t
_t h1 = seed; uint64_t h2 = seed; uint64_t c1 = BIG_CONSTANT(0x87c37b91114253d5); uint64_t c2 = BIG_CONSTANT...i = 0; i < nblocks; i++) { uint64_t k1 = getblock(blocks,i*2+0); uint64_t k2 = getblock(blocks,i*2+1..._t k1 = 0; uint64_t k2 = 0; switch(len & 15) { case 15: k2 ^= uint64_t(tail[14]) << 48; case 14: k2 ^...= uint64_t(tail[13]) << 40; case 13: k2 ^= uint64_t(tail[12]) << 32; case 12: k2 ^= uint64_t(tail[11]...case 5: k1 ^= uint64_t(tail[ 4]) << 32; case 4: k1 ^= uint64_t(tail[ 3]) << 24; case 3: k1 ^= uint64
const uint64_t m_machine_bit = 5; static const uint64_t m_datacenter_bit = 5; // 获取位数的最大值 static...const uint64_t m_max_datacenter_num = -1 ^ (uint64_t(-1) << m_datacenter_bit); static const uint64_...t m_max_machine_num = -1 ^ (uint64_t(-1) << m_machine_bit); static const uint64_t m_max_sequence_num...= -1 ^ (uint64_t(-1) << m_sequence_bit); // 下标 static const uint64_t m_machine_left = m_sequence_bit...; uint64_t m_sequence; uint64_t m_last_time_stamp; std::mutex m_mtx; uint64_t GetNextMill() {
uint64_t , uint64_t >>{}); std::vector, std...::greater> > result(NETWORK_NODE_MAX, std::priority_queue, std::greater>{}); std::vector..., std::greater>> dp(NETWORK_NODE_MAX, std::priority_queue, std::greater>& heap) -> std::pair<uint64_t , uint64_t
_t INVALID_ID = 0; 10 11class SnowFlake 12{ 13public: 14 SnowFlake(uint64_t datacenterId, uint64_t...machineId, 15 uint64_t datacenterIdBit = 5, uint64_t machineIdBit = 5, uint64_t sequenceBit...77 const uint64_t machineIdBit_; 78 const uint64_t sequenceBit_; 79 80 const uint64_t maxMachineCount..._; 81 const uint64_t maxDataCenterCount_; 82 const uint64_t maxSequenceCount_; 83 84 const uint64...uint64_t lastTimestamp_ = 0; 89 uint64_t datacenterId_ = 0; 90 uint64_t machineId_ = 0; 91
#include uint64_t _sqrt_u64(uint64_t a) { int i; uint64_t res; uint64...#include uint64_t _sqrt_u64(uint64_t a) { int i; uint64_t res; uint64...(uint64_t a); int main() { uint64_t a, b; scanf("%" PRIu64, &a); b = _sqrt_u64...#include static uint32_t _sqrt_(uint64_t a) { int i; uint64_t res;...#include static uint32_t _sqrt_(uint64_t a) { int i; uint64_t res;
volatile uint64_t * mtime = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIME); volatile uint64_t *...mtimecmp = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIMECMP); uint64_t now = *mtime; uint64_t then...void setup_mtime (){ // Set the machine timer to go off in 3 seconds. // The volatile uint64..._t * mtime = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIME); volatile uint64_t * mtimecmp =...(uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIMECMP); uint64_t now = *mtime; uint64_t then = now +
xor1 = word ^ mask1; uint64_t xor2 = word ^ mask2; uint64_t xor3 = word ^ mask3; uint64_..._t xor1 = word ^ mask1; uint64_t xor2 = word ^ mask2; uint64_t xor3 = word ^ mask3; uint64...; uint64_t mask4 = broadcast('\\'); uint64_t xor1 = word ^ mask1; uint64_t xor2 = word ^ mask2...; uint64_t xor3 = word ^ mask3; uint64_t xor4 = word ^ mask4; uint64_t is_match = has_zero_byte...uint64_t mask = broadcast(0x7f); uint64_t lo7bits = word & mask; uint64_t x0 = (lo7bits ^ broadcast
之前我还看过代码,觉得挺安全的,看来我还是太菜了 随机数代码如下 (来源于github) uint8_t random(account_name name, uint64_t game_id) { asset..._t random_num = *(uint64_t *)(&result.hash[0]) + *(uint64_t *)(&result.hash[8]) + *(uint64_t *)(&result.hash...[16]) + *(uint64_t *)(&result.hash[24]); return (uint8_t)(random_num % 100 + 1); } 可以看到生成随机数 有几个特别的东西...eosio.token)).get_balance(N(eosbocai2222), symbol_type(S(4, EOS)).name()); pool_eos.amount += 9985; uint64..._t random_num = *(uint64_t *)(&result.hash[0]) + *(uint64_t *)(&result.hash[8]) + *(uint64_t *)(&result.hash
_t r8; __uint64_t r9; __uint64_t r10; __uint64_t r11; __uint64_t r12; __uint64_t r13; __uint64..._t r14; __uint64_t r15; __uint64_t rdi; __uint64_t rsi; __uint64_t rbp; __uint64_t rbx; _..._uint64_t rdx; __uint64_t rax; __uint64_t rcx; __uint64_t rsp; __uint64_t rip; __uint64_t eflags...t err; __uint64_t trapno; __uint64_t oldmask; __uint64_t cr2; __extension__ union {...struct _fpstate * fpstate; __uint64_t __fpstate_word; }; __uint64_t __reserved1 [8]; };
_t vector_time, uint64_t list_time, uint64_t set_time, uint64_t beyond_num) { static uint64_t s_beyond_num..._t member_count_num = 0; uint64_t member_add_num = 0; uint64_t beyond_num = 0; if (argc !..._t vector_time = 0; uint64_t list_time = 0; uint64_t set_time = 0; while (!...is_continue_beyond(vector_time, list_time, set_time, beyond_num)) { vector input_random_num...); // 构造排序函数 vector monitor_vector; // 外部定义容器,防止构造析构带来的时间计算 auto vector_sort = [&]() {
_t; // 64-bit hash for 64-bit platforms uint64_t MurmurHash64A ( const void * key, int len, unsigned...int seed ) { const uint64_t m = 0xc6a4a7935bd1e995; const int r = 47; uint64_t h = seed ^ (len * m);...const uint64_t * data = (const uint64_t *)key; const uint64_t * end = data + (len/8); while(data !...uint64_t(data2[5]) << 40; case 5: h ^= uint64_t(data2[4]) << 32; case 4: h ^= uint64_t(data2[3]) << 24...; case 3: h ^= uint64_t(data2[2]) << 16; case 2: h ^= uint64_t(data2[1]) << 8; case 1: h ^= uint64_t(
_t h1 = seed; uint64_t h2 = seed; const uint64_t c1 = BIG_CONSTANT(0x87c37b91114253d5);...[14]) << 48; case 14: k2 ^= ((uint64_t)tail[13]) << 40; case 13: k2 ^= ((uint64_t)tail...[12]) << 32; case 12: k2 ^= ((uint64_t)tail[11]) << 24; case 11: k2 ^= ((uint64_t)tail...[10]) << 16; case 10: k2 ^= ((uint64_t)tail[ 9]) << 8; case 9: k2 ^= ((uint64_t)tail..._t)tail[ 7]) << 56; case 7: k1 ^= ((uint64_t)tail[ 6]) << 48; case 6: k1 ^= ((uint64
std::uint64_t cache_disable : 1; std::uint64_t ignored_2 : 7; std::uint64_t pml4_p :...std::uint64_t WriteThrough : 1; std::uint64_t CacheDisable : 1; std::uint64..._t Accessed : 1; std::uint64_t Dirty : 1; std::uint64_t LargePage :...1; std::uint64_t Global : 1; std::uint64_t CopyOnWrite : 1;...std::uint64_t Prototype : 1; std::uint64_t reserved0 : 1; std::uint64_t PageFrameNumber
class online_manager { private: //用于建立游戏大厅中用户id与通信连接的关系 std::unordered_map _hall_user; //用于建立游戏房间中用户id与通信连接的关系 std::unordered_map<uint64_...mutex _mutex; public: /*当websocket长连接成功建立后,调用这个函数,将用户的uid与其连接加入到游戏大厅中*/ void enter_game_hall(uint64...变成0,就会自动销毁*/ _room_user.erase(uid); } /*判断指定用户是否在游戏大厅中*/ bool is_in_game_hall(uint64...return false; } return true; } /*判断指定用户是否在游戏房间中*/ bool is_in_game_room(uint64
uint64_t lowbit(uint64_t x) { return x & (-x); } uint64_t extTo2Power(uint64_t n, int i)//arraysize..._t size) { uint64_t ExSize = extTo2Power(size, 32/sizeof(T)); T* arr = new T[ExSize];...for (uint64_t i = 0; i < size; i++) arr[i] = i+1; for (uint64_t i = size; i T simpleSum(T* arr, uint64_t size) { T sum = 0; for (uint64_t i =...uint64_t N = 1e9; // compare the performance of normal add and avx2 add uint64_t start, end;
结构体 struct account { //EOS 账户名 account_name owner; //余额 uint64..._t balance; //主键 uint64_t primary_key()const { return owner; } 下一步 我们要利用 Boost...void add_balance( account_name payer, account_name to, uint64_t q ) { //在列表中查询,看要收币的用户是否已经在列表中...void transfer( account_name from, account_name to, uint64_t quantity ) { //从付款方获取权限...#define EOSIO_ABI( TYPE, MEMBERS ) \ extern "C" { \ void apply( uint64_t receiver, uint64_t code,
private: //account 结构体 struct account { //EOS 账户名 account_name owner; //余额 uint64_t balance...; //主键 uint64_t primary_key()const { return owner; } 下一步 我们要利用 Boost 库中的多索引列表,将上面声明的结构体放入一个列表中,方便查询和修改...void add_balance( account_name payer, account_name to, uint64_t q ) { //在列表中查询,看要收币的用户是否已经在列表中。...void issue( account_name to, uint64_t quantity ) { //得到合约主人的权限 require_auth( _self ); //直接印钱...#define EOSIO_ABI( TYPE, MEMBERS ) \ extern "C" { \ void apply( uint64_t receiver, uint64_t code,
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