文件处理小程序（包含哈夫曼文件压缩-解压等 C语言）

文末有源代码

文件压缩、解压、加密（异或加密）、解密功能等都实现了，但是处理后文件命名有点不合理，采用了加前缀的方法得到处理后的文件名，应该是改变后缀名。
应该这种更好：test.txt --- >> 压缩---->> test.myzip
演示：
测试文本：
压缩率有点低，百思不得其解。。。
解压压缩后的文本文件看是否正确，不乱码：
可以看出解压正常：
其余还有加密等操作，就不一一演示了。
源代码直接运行即可
源代码：

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<windows.h>//调用GetCurrentDirectory（）获得路径，以便删除文件
#include <time.h>//调用clock函数计算运行时间 
#define PART_LEN 10000//文件加密的最长长度
#define FILE_NAME_MAX_LEN 80//文件名称最大的长度
#define KEY_LEN 15
const char file_start[] = "MyZip_";
char file_path[110];unsigned long file_len = 0;
int char_kinds = 0;
int USER_CT = 1000;typedef struct Ad
{int Id;char Key[20];struct Ad* next;
}Admi;
Admi *tail = NULL;//保存账号信息的尾节点//哈夫曼树节点
typedef struct
{int ch;unsigned long count;//压缩时记录字符频度，解压时记录字符编码长度char bits[256];//字符对应的哈夫曼编码，最多255个节点 int lch, rch, parent;//存放下标，利用指针数组
}HufNode, * HufTree;HufNode huf_tree[512], tmp;//定义为全局变量，使用前初始化，调用函数//一级函数
void menu1();//一级页面 
void menu2();//二级页面 
void CreateAd(Admi**head);//创建账号
void Login(Admi* head);//登录 void to_compress();//文件压缩
void to_extract();//文件解压
void to_Encrypted();//加密函数
void to_Unencrypted();//解密函数
void to_copy();//文件复制
void to_delete();//文件删除
void to_cut();//文件剪切//二级函数：
void get_account(int* account);//自动生成账号，以确保唯一性
void saveAd(Admi* head);//储存账号信息
Admi* getAd();//读取账号信息
void operation();//二级页面，文件操作选项void InitHafNode();//初始化哈夫曼节点
float compress(const char* file_name, const char* com_file_name);//压缩文件
int extract(const char* file_name, const  char* ex_file_name);//解压文件int copy_file(char* file_name, char* copy_file_name);//复制文件
void cut_name(const char* file_name, char* only_name);//截取文件名称，去除后缀
void cut_end_name(const char* file_name, char* end_name);//截取文件名的后缀
int Encrypted(const char* file_name, const char* encry_file_name);//加密
int Unencrypted(const char* file_name, const char* unencry_file_name, const char* password);//解密//-----------------------函数实现区--------------------------------------//一级函数区
void menu2()
{printf("-----------欢迎使用文件处理小软件！----------\n\n");printf("               1.压缩文件\n\n");printf("               2.解压文件\n\n");printf("               3.加密文件\n\n");printf("               4.解密文件\n\n");printf("               5.删除文件\n\n");printf("               6.复制文件\n\n");printf("               7.剪切文件\n\n");printf("               8.返回上一级\n");}void menu1()
{printf("-----------欢迎使用文件处理小软件！----------\n\n");printf("               1.创建管理员账号\n\n");printf("               2.登录账号\n\n");printf("               3.退出程序\n\n");
}void CreateAd(Admi** head)//创建账号
{int account;char key[12], tmp[12];get_account(&account);printf("您的账号为：%d", account);printf("请输入您的密码(不超过十位)：\n");scanf("%s", key);system("cls");printf("请再次输入您的密码，以确认无误。\n");scanf("%s", tmp);while (strcmp(tmp, key) != 0){printf("抱歉！两次输入不一致，请检查后重新输入：\n");printf("请输入您的密码(不超过十位)：\n");scanf("%s", key);system("cls");printf("请再次输入您的密码，以确认无误。\n");scanf("%s", tmp);}printf("创建成功！\n");printf("请牢记您的账号：%d\n", account);printf("密码：%s\n", key);Admi* p = (Admi*)malloc(sizeof(Admi));p->next = NULL;p->Id = account;strcpy(p->Key, key);if (tail){tail->next = p;tail = p;}else{*head = p;tail = p;}return ;
}void Login(Admi* head)
{int account;char key[KEY_LEN];int flag = 0;printf("请输入账号：\n");scanf("%d", &account);printf("请输入密码：\n");scanf("%s", key);while (head){if (head->Id == account && strcmp(head->Key, key) == 0){flag = 1;break;}head = head->next;}if (flag){printf("登陆成功！\n");operation();}else{printf("登陆失败！\n");return;}//system("pause");
}void to_copy()//复制
{char file_name[FILE_NAME_MAX_LEN];char copy_file_name[FILE_NAME_MAX_LEN];printf("请输入文件路径：\n");scanf("%s", file_name);printf("请问是否保存在当前路径下？\n");printf("是（1），否（0）\n");int select;scanf("%d", &select);if (select == 0){printf("请输入新路径及名称：\n");scanf("%s", copy_file_name);}else{char end_name[10];cut_end_name(file_name, end_name);cut_name(file_name, copy_file_name);strcat(copy_file_name, "-副本");strcat(copy_file_name, end_name);}if (copy_file(file_name, copy_file_name) == 1)printf("复制完成！\n");
}void to_delete()//删除
{char file_name[FILE_NAME_MAX_LEN];printf("请输入文件的完整路径：\n");scanf("%s", file_name);if (remove(file_name) == 0)printf("删除完成！\n");else printf("删除失败\n");}void to_cut()//剪切
{char file_name[FILE_NAME_MAX_LEN];char cut_file_name[FILE_NAME_MAX_LEN];printf("请输入文件的完整路径：\n");scanf("%s", file_name);printf("请输入文件剪切的目标路径：\n");scanf("%s", cut_file_name);if (copy_file(file_name, cut_file_name) == 1 && remove(file_name) == 0)printf("文件剪切成功！\n");}int copy_file(char* file_name, char* copy_file_name)//复制文件
{FILE* in_fp, * on_fp;in_fp = fopen(file_name, "rb");if (in_fp == NULL){printf("文件读取失败！请检查是否写入的名称有误。\n");return -1;}on_fp = fopen(copy_file_name, "wb");if (on_fp == NULL){printf("文件复制失败！请检查内存\n");return -1;}unsigned char ch;while (!feof(in_fp)){fread(&ch, sizeof(unsigned char), 1, in_fp);fwrite(&ch, sizeof(unsigned char), 1, on_fp);}fclose(in_fp);fclose(on_fp);return 1;
}void to_Encrypted()//加密 
{char file_name[30], encry_file_name[30], temp_name[10] = "en_";printf("请输入需要加密的文件名：\n");scanf("%s", file_name);strcpy(encry_file_name, temp_name);strcat(encry_file_name, file_name);printf("是否使用默认命名：%s\n", encry_file_name);printf("是（1），否（0）\n");int select;scanf("%d", &select);if (select == 0){printf("请输入加密后的文件名称：\n");scanf("%s", encry_file_name);}if (Encrypted(file_name, encry_file_name) == 1)printf("加密成功！\n");elseprintf("加密失败！\n");
}void to_Unencrypted()//解密
{char file_name[30], unencry_file_name[30], temp_name[10] = "un_";char password[12];printf("请输入需要解密的文件名：\n");scanf("%s", file_name);printf("请输入密钥（不超过10个字符）:\n");scanf("%10s", password);strcpy(unencry_file_name, temp_name);strcat(unencry_file_name, file_name);printf("是否使用默认命名：%s\n", unencry_file_name);printf("是（1），否（0）\n");int select;scanf("%d", &select);if (select == 0){printf("请输入解密后的文件名称：\n");scanf("%s", unencry_file_name);}if (Unencrypted(file_name, unencry_file_name, password) == 1)printf("解密成功！\n");elseprintf("解密失败！\n");
}void to_compress()//压缩
{int select;system("cls");while (1){printf("************** 压缩页面 **************\n\n");printf("         1.压缩    2.压缩并加密\n\n");printf("         3.返回上一级\n");scanf("%d", &select);if (select == 1 || select == 2)break;if (select == 3)return;printf("输入有误，请选择正确的序号：\n");system("pause");system("cls");}system("cls");char file_name[FILE_NAME_MAX_LEN];char des_file_name[FILE_NAME_MAX_LEN];char com_file_name[FILE_NAME_MAX_LEN] = "co_";char encry_file_name[FILE_NAME_MAX_LEN] = "en_";printf("请输入要压缩的文件名：\n");scanf("%s", file_name);printf("文件是否使用默认命名？\n");printf("是（非零），否（零）\n");int t;scanf("%d", &t);if (t == 0){printf("请输入文件名：\n");scanf("%s", des_file_name);}else{strcat(com_file_name, file_name);strcpy(des_file_name, com_file_name);}printf("正在压缩中。。。\n");clock_t start, end;start = clock();float rate;if (select == 2)//先压缩再加密{rate = compress(file_name, com_file_name);if (t == 0)//{Encrypted(com_file_name, des_file_name);}else//默认命名{strcat(encry_file_name, file_name);Encrypted(com_file_name, encry_file_name);strcpy(des_file_name, encry_file_name);}remove(com_file_name);//删除只压缩的文件}else//只有压缩{rate = compress(file_name, des_file_name);}end = clock();if (rate <= 0)return;//异常处理printf("压缩后文件名为：%s\n", des_file_name);rate *= 100;printf("压缩率为：%0.2f%%\n", rate);printf("压缩时间为：%0.2lfs\n", (double)(end - start) / CLK_TCK);// CLK_TCK=1000}void to_extract()//解压
{int select;system("cls");while (1){printf("************** 解压页面 **************\n\n");printf("         1.解压    2.解密解压\n\n");printf("         3.返回上一级\n");scanf("%d", &select);if (select == 1 || select == 2)break;if (select == 3)return;printf("输入有误，请选择正确的序号：\n");system("pause");system("cls");}system("cls");char file_name[FILE_NAME_MAX_LEN];char ex_file_name[FILE_NAME_MAX_LEN] = "ex_";char unencry_file_name[FILE_NAME_MAX_LEN] = "un_";char password[KEY_LEN];printf("请输入要解压的文件名：\n");scanf("%s", file_name);if (select == 2){printf("请输入密钥：\n");scanf("%10s", password);strcat(unencry_file_name, file_name);Unencrypted(file_name, unencry_file_name, password);strcpy(file_name, unencry_file_name);//}printf("文件是否使用默认命名？\n");printf("是（非零），否（零）\n");int t;scanf("%d", &t);if (t == 0){printf("请输入文件名：\n");scanf("%s", ex_file_name);}else strcat(ex_file_name, file_name);printf("正在解压中。。。\n");clock_t start, end;start = clock();if (extract(file_name, ex_file_name) <= 0)return;//异常处理end = clock();if (select == 2){remove(unencry_file_name);//删除}printf("解压后文件名为：%s\n", ex_file_name);printf("解压时间为：%0.2lfs\n", (double)(end - start) / CLK_TCK);// CLK_TCK=1000}//******************************    二级函数区  ******************************void get_account(int* account)//自动生成账号
{*account = ++USER_CT;
}void cut_name(const char* file_name, char* only_name)//剪切文件名称
{int len = strlen(file_name) - 1;while (file_name[len] != '.'){len--;}strncpy(only_name, file_name, len);only_name[len] = '\0';
}void cut_end_name(const char* file_name, char* end_name)//剪切文件后缀
{int len = strlen(file_name) - 1;while (file_name[len] != '.')len--;strcpy(end_name, &file_name[len]);
}int Encrypted(const char* file_name, const char* encry_file_name)//加密函数
{FILE* in_fp, * on_fp;in_fp = fopen(file_name, "rb");if (in_fp == NULL){printf("文件读取失败！请检查是否写入的名称有误。\n");return -1;}on_fp = fopen(encry_file_name, "wb");if (on_fp == NULL){printf("文件创建失败！请检查内存状况后重试。\n");return -1;}char password[KEY_LEN], tmp[KEY_LEN];printf("请输入密钥（不超过10个字符）:\n");scanf("%10s", password);system("cls");printf("请再次输入密钥，以确认无误：\n");scanf("%10s", tmp);if (strcmp(password, tmp) != 0){while (strcmp(password, tmp) != 0){printf("两次输入不一致，请重新输入：\n");scanf("%10s", password);system("cls");printf("请再次输入密钥，以确认无误：\n");scanf("%10s", tmp);}}printf("密钥创建成功！\n");if (on_fp == NULL){printf("文件创建失败！请检查内存。\n");return -1;}unsigned long part_ct = 0, file_len = 0;fseek(in_fp, 0, SEEK_END);file_len = ftell(in_fp);rewind(in_fp);//问题一if (file_len > PART_LEN)part_ct = PART_LEN;//最多加密长度PART_LENelse part_ct = file_len / 10 + 1;//防止为空，0unsigned char* data = (unsigned char*)malloc(sizeof(unsigned char) * (part_ct + 1));//创建动态数组以储存原文本的part_ct fread(data, sizeof(unsigned char), part_ct, in_fp);//读入part_ct部分的文件，此时文件指针part_ct处int password_len = strlen(password);for (int i = 0; i < part_ct / password_len + 1; i++)//进行循环异或操作for (int j = 0; j < password_len && (j + i * password_len) < part_ct; j++)data[j + i * password_len] ^= password[j];fwrite(data, sizeof(unsigned char), part_ct, on_fp);//将异或后的部分文件写入while (!feof(in_fp)){unsigned char ch;fread(&ch, sizeof(unsigned char), 1, in_fp);fwrite(&ch, sizeof(unsigned char), 1, on_fp);}free(data);//释放动态内存fclose(in_fp);fclose(on_fp);return 1;//成功
}int Unencrypted(const char* file_name, const char* unencry_file_name, const char* password)//解密函数
{FILE* in_fp, * on_fp;in_fp = fopen(file_name, "rb");if (in_fp == NULL){printf("文件读取失败！请检查是否写入的名称有误。\n");return -1;}on_fp = fopen(unencry_file_name, "wb");if (on_fp == NULL){printf("文件创建失败！请检查内存。\n");return -1;}unsigned long part_ct = 0, file_len = 0;fseek(in_fp, 0, SEEK_END);file_len = ftell(in_fp);rewind(in_fp);//问题一if (file_len > PART_LEN)part_ct = PART_LEN;else part_ct = file_len / 10 + 1;//防止为空，0unsigned char* data = (unsigned char*)malloc(sizeof(unsigned char) * (part_ct + 1));//创建动态数组以储存原文本的part_ct fread(data, sizeof(unsigned char), part_ct, in_fp);//读入part_ct部分的文件，此时文件指针part_ct处int password_len = strlen(password);for (int i = 0; i < part_ct / password_len + 1; i++)//进行循环异或操作for (int j = 0; j < password_len && (j + i * password_len) < part_ct; j++)data[j + i * password_len] ^= password[j];fwrite(data, sizeof(unsigned char), part_ct, on_fp);//将异或后的部分文件写入while (!feof(in_fp)){unsigned char ch;fread(&ch, sizeof(unsigned char), 1, in_fp);fwrite(&ch, sizeof(unsigned char), 1, on_fp);}free(data);//释放动态内存fclose(in_fp);fclose(on_fp);return 1;//成功
}void InitHafNode()
{for (int i = 0; i < 512; i++){huf_tree[i].parent = -1;huf_tree[i].lch = -1;huf_tree[i].rch = -1;huf_tree[i].count = 0;huf_tree[i].bits[0] = 0;}
}float compress(const char* filename, const char* outputfile)
{InitHafNode();char buf[512];unsigned char c;unsigned long flength;FILE* infp, * onfp;infp = fopen(filename, "rb");if (infp == NULL){printf("打开文件失败:%s\n", filename);return 0;                             //如果打开失败，则输出错误信息}onfp = fopen(outputfile, "wb");                 //打开压缩后存储信息的文件if (onfp == NULL){printf("打开文件失败:%s\n", outputfile);return 0;}flength = 0;while (!feof(infp)){fread(&c, 1, 1, infp);huf_tree[c].count++;                       //读文件，统计字符出现次数flength++;                               //记录文件的字符总数}flength--;huf_tree[c].count--;for (int i = 0; i < 512; i++)                    //HUFFMAN算法中初始节点的设置{if (huf_tree[i].count != 0)huf_tree[i].ch = (unsigned char)i;elsehuf_tree[i].ch = -1;huf_tree[i].parent = -1;huf_tree[i].lch = huf_tree[i].rch = -1;//}for (int i = 0; i < 256; i++)                    //将节点按出现次数排序，降序 {for (int j = i + 1; j < 256; j++){if (huf_tree[i].count < huf_tree[j].count){tmp = huf_tree[i];huf_tree[i] = huf_tree[j];huf_tree[j] = tmp;}}}int i;for (i = 0; i < 256; i++)                    //统计不同字符的数量{if (huf_tree[i].count == 0)break;}int n = i, j;int m = 2 * n - 1;long move, min;for (i = n; i < m; i++)//每次增加一个新节点，赋值给i，此时pt1用作中间量{min = 999999999;for (j = 0; j < i; j++)//找出当前最小{if (huf_tree[j].parent != -1) continue;if (min > huf_tree[j].count){move = j;min = huf_tree[j].count;}}huf_tree[i].count = huf_tree[move].count;huf_tree[move].parent = i;huf_tree[i].lch = move;min = 999999999;for (j = 0; j < i; j++)//当前次小{if (huf_tree[j].parent != -1) continue;if (min > huf_tree[j].count){move = j;min = huf_tree[j].count;}}huf_tree[i].count += huf_tree[move].count;huf_tree[i].rch = move;huf_tree[move].parent = i;}long f;for (i = 0; i < n; i++)                        //构造HUFFMAN树，设置字符的编码{f = i;huf_tree[i].bits[0] = 0;while (huf_tree[f].parent != -1){j = f;f = huf_tree[f].parent;if (huf_tree[f].lch == j){j = strlen(huf_tree[i].bits);memmove(huf_tree[i].bits + 1, huf_tree[i].bits, j + 1);//拷贝 huf_tree[i].bits[0] = '0';}else{j = strlen(huf_tree[i].bits);memmove(huf_tree[i].bits + 1, huf_tree[i].bits, j + 1);huf_tree[i].bits[0] = '1';}}}//下面的就是读原文件的每一个字符，按照设置好的编码替换文件中的字符fseek(infp, 0, SEEK_SET);                                                //将指针定在文件起始位置fseek(onfp, 8, SEEK_SET);                                //以8位二进制数为单位进行读取buf[0] = 0;f = 0;//字节个数 move = 8;//开始计数while (!feof(infp)){c = fgetc(infp);f++;for (i = 0; i < n; i++){if (c == huf_tree[i].ch) break;}strcat(buf, huf_tree[i].bits);j = strlen(buf);c = 0;while (j >= 8)                                             //当剩余字符数量不小于8个时{for (i = 0; i < 8; i++)                               //按照八位二进制数转化成十进制ASCII码写入文件一次进行压缩{if (buf[i] == '1') c = (c << 1) | 1;else c = c << 1;}fwrite(&c, 1, 1, onfp);//move++;//strcpy(buf, buf + 8);j = strlen(buf);}if (f == flength)break;}if (j > 0)                                                      //当剩余字符数量少于8个时{strcat(buf, "00000000");for (i = 0; i < 8; i++){if (buf[i] == '1') c = (c << 1) | 1;else c = c << 1;                                        //对不足的位数进行补零}fwrite(&c, 1, 1, onfp);move++;//}fseek(onfp, 0, SEEK_SET);                                        //将编码信息写入存储文件fwrite(&flength, 1, sizeof(flength), onfp);//文件长度 fwrite(&move, sizeof(long), 1, onfp);//fseek(onfp, move, SEEK_SET);//从文件开头偏移pt1fwrite(&n, sizeof(long), 1, onfp);//写入字符种类数for (i = 0; i < n; i++){tmp = huf_tree[i];fwrite(&(huf_tree[i].ch), 1, 1, onfp);move++;//c = strlen(huf_tree[i].bits);fwrite(&c, 1, 1, onfp);move++;//j = strlen(huf_tree[i].bits);if (j % 8 != 0)                                             //当位数不满8时，对该数进行补零操作{for (f = j % 8; f < 8; f++)strcat(huf_tree[i].bits, "0");}while (huf_tree[i].bits[0] != 0){c = 0;for (j = 0; j < 8; j++){if (huf_tree[i].bits[j] == '1') c = (c << 1) | 1;else c = c << 1;}strcpy(huf_tree[i].bits, huf_tree[i].bits + 8);fwrite(&c, 1, 1, onfp);                                            //将所得的编码信息写入文件move++;// }}fseek(onfp, 0, SEEK_END);int ct = ftell(onfp);fclose(infp);                                                             //关闭文件fclose(onfp);float rate = ct * 1.0 / flength;return rate;
}//作用：解压缩文件，并将解压后的内容写入新文件
int extract(const char* filename, const char* outputfile)
{InitHafNode();                                                         //初始化char buf[255], bx[255];unsigned char uch;FILE* infp, * onfp;infp = fopen(filename, "rb");                                              //打开文件if (infp == NULL){printf("文件读取失败！请检查文件名后重试。\n");return 0;     //若打开失败，则输出错误信息}onfp = fopen(outputfile, "wb");                                            //打开文件if (onfp == NULL){printf("文件创建失败！请检查内存后重试。\n");return 0;}long flength, move, char_kinds;                                                        //01读取原来文本信息fread(&flength, sizeof(long), 1, infp);                                    //读取原文件长fread(&move, sizeof(long), 1, infp);                                          //读取pt1偏移量fseek(infp, move, SEEK_SET);                                                  //从文件开头偏移pt1fread(&char_kinds, sizeof(long), 1, infp);                                          //读取字符种类数for (int i = 0, m, j, len; i < char_kinds; i++)                                         //02读取压缩文件内容并转换成二进制码哈夫曼编码{fread(&huf_tree[i].ch, 1, 1, infp);//读取字符fread(&uch, 1, 1, infp);//读取编码长度len = (long)uch;huf_tree[i].count = len;huf_tree[i].bits[0] = 0;if (len % 8 > 0) m = len / 8 + 1;//上取整，补够整8位else m = len / 8;//for (j = 0; j < m; j++){fread(&uch, 1, 1, infp);move = uch;_itoa(move, buf, 2);//按二进制转换，开头的0被忽略，要补齐move = strlen(buf);for (int t = 8; t > move; t--){strcat(huf_tree[i].bits, "0");                                  //位数不足，执行前补零操作}strcat(huf_tree[i].bits, buf);}huf_tree[i].bits[len] = 0;//编码终止}for (int i = 0; i < char_kinds; i++)                               //从小到大排序{for (int j = i + 1; j < char_kinds; j++){if (strlen(huf_tree[i].bits) > strlen(huf_tree[j].bits)){tmp = huf_tree[i];huf_tree[i] = huf_tree[j];huf_tree[j] = tmp;}}}int p = strlen(huf_tree[char_kinds - 1].bits);        //最大编码长度fseek(infp, 8, SEEK_SET);                   //从开头偏移8int ct = 0;bx[0] = 0;int i;while (1){while (strlen(bx) < (unsigned int)p){fread(&uch, 1, 1, infp);move = uch;_itoa(move, buf, 2);move = strlen(buf);for (int t = 8; t > move; t--){strcat(bx, "0");}strcat(bx, buf);}for (i = 0; i < char_kinds; i++){if (memcmp(huf_tree[i].bits, bx, huf_tree[i].count) == 0) break;}strcpy(bx, bx + huf_tree[i].count);uch = huf_tree[i].ch;fwrite(&uch, 1, 1, onfp);ct++;if (ct == flength) break;//读取完毕,feof会多读取，有误差}fclose(infp);fclose(onfp);return 1;
}void operation()//供login()调用
{system("cls");int select;while (1){menu2();scanf("%d", &select);switch (select){case 1:to_compress(); break;//先压缩后加密，节省时间case 2:to_extract(); break;//若加密了请先输入,密钥case 3:to_Encrypted(); break;//加密case 4:to_Unencrypted(); break;//解密case 5:to_delete(); break;//删除case 6:to_copy(); break;//复制case 7:to_cut(); break;//剪切case 8:return;default:printf("请输入对应的数字\n");}system("pause");system("cls");}
}void saveAd(Admi* head)//退出程序保存信息
{FILE* fp;fp = fopen("账号密码.txt", "w");if (fp == NULL){printf("账号信息保存失败！\n");return;}fprintf(fp, "%d\n", USER_CT);while (head){fprintf(fp, "%d %s\n", head->Id, head->Key);head = head->next;}fclose(fp);system("pause"); 
}Admi* getAd()//读取账号信息
{FILE* fp;fp = fopen("账号密码.txt", "a+");if (fp == NULL){printf("账号信息读取失败！\n");exit(1);return NULL;}Admi* tmp, * head = NULL;if (fscanf(fp, "%d\n", &(USER_CT)) == EOF)//{USER_CT = 1000;fclose(fp);return NULL;}while (!feof(fp)){tmp = (Admi*)malloc(sizeof(Admi));tmp->next = NULL;fscanf(fp, "%d %s\n", &(tmp->Id), tmp->Key);if (head == NULL){head = tmp;tail = tmp;}else{tail->next = tmp;tail = tmp;}}fclose(fp);return head;}//---------------------------主函数-------------------------------------int main(int argc, char* argv[])
{system("mode con cols=60 lines=30");system("color 0B");//背景与字体颜色GetCurrentDirectory(110, file_path);strcat(file_path, "\\");//得到当前文件路径int select = 0;Admi* head = NULL;head = getAd();//读取账号信息while (1){menu1();scanf("%d", &select);switch (select){case 1:CreateAd(&head); break;case 2:Login(head); break;case 3:saveAd(head); exit(0); break;default:printf("请输入对应的数字\n");}system("pause");system("cls");}return 0;
}