docs

DOCS.md

@@ -0,0 +1,12 @@
+# Документация на VIPRE-CRYPTOR
+ - [Установка](#установка)
+## Установка
+Зависимости для компиляции:
+ - GCC
+ - GNU Make
+ - Git
+Установка:
+```bash
+cd ~
+git clone https://gitlabor.ru/German/vipre-cryptor.git
+cd vipre-cryptor

README.md

@@ -1,4 +1,3 @@
 ## VIPRE-CRYPTOR
 Программа шифрования данных.
-Документация пока не доступна.
+Документация [здесь](https://gitlabor.ru/German/vipre-cryptor/src/branch/main/DOCS.md).
-Вызовите ```vipre-cryptor --help``` для получения информации. 

commands.txt

@@ -1,3 +1,3 @@
-./vipre-cryptor --sig database.sig
+./vipre-cryptor --sig key_file.sig
-./vipre-cryptor --create-user my_usr.bin database.sig -f example.txt
+./vipre-cryptor --create-user user_name.bin key_file.sig -f example.txt
-./vipre-cryptor --user my_usr.bin database.sig -f example_out.txt
+./vipre-cryptor --user user_name.bin key_file.sig -f example_out.txt

my_usr.bin

@@ -1,3 +0,0 @@
-admin
-00000000
-‹ο‹y‹‹“‹<E2809C>‹¬<E280B9>V‹J‹`<60>5<EFBFBD>λλλλ‹»λ‹ελ‹v‹<76>‹“<E280B9>Ο‹—‹—λ~λ<>Ο‹“‹<E2809C>‹—‹ε‹yT<79>λλλλ‹»λ‹‹y‹`‹yλ‹`‹y‹‹yT<79>λλλλ‹»λ‹‹“<E280B9>Ολ‹J‹<4A>λ<EFBFBD>'‹`‹—‹<E28094>λ~λ‹θ<E280B9>V<EFBFBD>5<EFBFBD>Ο‹yλ<79>Ο<EFBFBD>5<EFBFBD>Vλ‹θλ‹<CEBB>‹—‹`<60>'λ‹<CEBB>‹J<E280B9>Ο‹“‹‹yTλΕ‹4Tλ‹2‹y‹3‹“<E280B9>ά‹θ‹“‹<E2809C>ϊ<EFBFBD>

user.bin

@@ -0,0 +1,3 @@
+admin
+1234
+ŹÍ–ZŹŽ5–ô*$–¤* –ń[iń–Ań–•ń–eŹß›ŁŢŹűť[dńŁŢŹŽ5–Í–ń[iń–Ań–ZŹUš–Ůń–¤ŹU–Ůôiń[iŹ|iŹ¸›ŁŢ•[–ńŁşŹcť–ńiŹ/ů»Ło*ZÍ[ůŁo*$iŹ/iŹßť–¤*iŹßŁŢŹŽ–Ůô[­ŹTń–ăŹU	–*üž–ŹjA

vipre-manager.h

@@ -78,7 +78,7 @@ unsigned int __generate_hash(char* str) {
     size_t max = strlen(str);
     while (pos < max) {
         ret += (unsigned char)str[pos];
-        if (ret > 65000) ret = 0;
+        if (ret > 65000) ret = ret / 10;
         pos ++;
     }
     if (ret == 0) ret ++;
@@ -94,6 +94,25 @@ signed short int __find_arr_index(char val, char* arr, size_t len) {
     return -1;
 } 
 
+void __refresh_dt(char* arr, size_t sz) {
+    sz --;
+    char save_dt = arr[sz];
+    unsigned int pos = sz - 1;
+    while (true) {
+        arr[pos + 1] = arr[pos]; 
+        if (pos) pos --; 
+        else break;
+    }
+    arr[0] = save_dt;
+}
+
+void __refresh_data(char* arr, size_t sz, unsigned int to) {
+    while (to != 0) {
+        __refresh_dt(arr, sz);
+        to --;
+    }
+}
+
 int __create_sig(char* file) {
     size_t arr_len = abs(CHAR_MIN) + abs(CHAR_MAX) + 1;
     char* arr = (char*)malloc(arr_len * sizeof(char));
@@ -156,6 +175,7 @@ int __create_user(char* file, char* user_file, char* cry_file) {
         password[cnt] = c;
         cnt ++;
     }
+    size_t cnt_save = cnt;
     password[cnt] = '\0';
     fputs("Repeat password: ", stdout);
     cnt = 0;
@@ -167,6 +187,11 @@ int __create_user(char* file, char* user_file, char* cry_file) {
         }
         cnt ++;
     }
+    if (cnt != cnt_save) {            
+        puts("\033[1mvipre-cryptor: \033[91mThe password was repeated incorrectly!\033[0m");
+        free(arr);
+        return EXIT_FAILURE;
+    }
     fputs(user_login, wp); putc('\n', wp);
     fputs(password, wp); putc('\n', wp);
     fseek(fw, 0, SEEK_END);
@@ -177,6 +202,7 @@ int __create_user(char* file, char* user_file, char* cry_file) {
         c = (char)getc(fw);
         c = arr[(unsigned char)c];
         putc(c, wp);
+        __refresh_data(arr, arr_len, abs(arr[0]));
         count ++;
     }
     free(arr);
@@ -224,6 +250,7 @@ int __read_user(char* file, char* user_file, char* cry_file) {
     while (pos < data_size) {
         c = getc(up);
         c = __find_arr_index(c, arr, arr_len);
+        __refresh_data(arr, arr_len, abs(arr[0]));
         putc(c, fw);
         pos ++;
     }