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processor.cpp
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134 lines (133 loc) · 2.75 KB
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#include <iostream>
#include <new>
#include <random>
#include "memory.h"
std::random_device rd;
std::mt19937_64 gen(rd());
template<class T, class U>
T divide(T a, U b) {
return a / b;
}
unsigned long long factorial(unsigned short int a) {
unsigned long long result;
if (a <= 19) {
if (a > 1) {
result = a * factorial(a - 1);
return(result);
}
else
return 1;
}
else {
return 5; /* This is my error number */
}
}
static unsigned long long int find_rand_for_name(short int c, short int LON, unsigned long long int count) {
int i;
if (LON <= 0)
return 0;
if (c == 0)
count = 0;
for (i = 'a'; i <= 'z'; i++) {
if (c == LON - 1) {
count++;
}
if (c < LON - 1)
count = find_rand_for_name(c + 1, LON, count);
}
return count;
}
static wchar_t * find_random_name(short int c, short int LON, wchar_t* name, unsigned long long int *count, unsigned long long int rand) {
int i;
wchar_t* check = 0;
if (LON <= 0)
return 0;
if (c == 0)
name = new (std::nothrow) wchar_t[LON + 1];
if (name) {
for (i = 'a'; i <= 'z'; i++) {
if (c == 0)
i -= 32;
name[c] = i;
if (c == 0)
i += 32;
if (c == LON - 1) {
(*count)++;
if (rand == *count) {
name[c + 1] = 0;
return name;
}
}
if (c < LON - 1 && !check)
check = find_random_name(c + 1, LON, name, count, rand);
if (check)
return check;
name[c + 1] = 0;
}
}
else {
std::cout << "I have encountered an error allocating memory for a name.";
}
return 0;
}
std::wstring random_name(short int LON) {
unsigned long long int count = 0;
unsigned long long int rd;
wchar_t* name_buf;
std::wstring name;
switch (LON) {
case 1:
rd = 26;
break;
case 2:
rd = 676;
break;
case 3:
rd = 17576;
break;
case 4:
rd = 456976;
break;
case 5:
rd = 11881376;
break;
case 6:
rd = 308915776;
break;
case 7:
rd = 8031810176;
break;
case 8:
rd = 208827064576;
break;
default:
rd = find_rand_for_name(0, LON, 0);
break;
}
std::cout << "[rd is " << rd << "]\n";
std::uniform_int_distribution<unsigned long long> distribution(0, rd);
rd = distribution(gen);
name_buf = find_random_name(0, LON, 0, &count, rd);
if (name_buf) {
name = name_buf;
delete[] name_buf;
}
else {
std::cout << "[count is " << count << "]\n";
name = L"";
}
return name;
}
std::wstring random_password(unsigned char LON) {
wchar_t c;
short int i;
std::wstring password(256, '\0');
for (i = 0; i < LON&&i<255; i++) {
do {
c = (rand() % 223) + 33;
} while (c == 127 || c == 129 || c == 141 || c == 143 || c == 144 || c == 157 || c == 160 || c == 173);
password[i] = c;
}
password[i] = 0;
return password;
}