Added files

scanner.c

@@ -0,0 +1,102 @@
+#include <stdio.h>
+#include <string.h>
+
+char* reverseStrchr(const char* str, int character) {
+    char* result = NULL;
+    // Iterate through the string
+    while (*str != '\0') {
+        // If the character is found, update the result pointer
+        if (*str == character) {
+            result = (char*)str;
+        }
+        str++;
+    }
+    return result;
+}
+
+void parse (char input[75]) {
+    //Morphs input assuming it's a scan to batch code
+    int lenny;
+    if (strcmp(&input[0], "") == 0) {
+        // pass
+    }
+    else if ('[' == input[0]) { // This handles OldSquare code
+        //printf("A step is, %d \n", step);
+        //printf("I got it!\n");
+        char* entry = strchr(input, '$');
+        //printf("Entry is: %p\n", entry);
+        char* exit = reverseStrchr(input, '\x1D');
+        //printf("Exit is: %p\n", exit);
+        lenny = exit - entry - 1;
+        //printf("Lenny is: %d\n", lenny);
+        char result[lenny+1];
+        strncpy(result, (entry+1), lenny);
+        result[lenny]='\0';
+        //printf("%s\n", result);
+        strcpy(input, result);
+    }
+    else if ('+' == input[0]) {
+        //We could have Old top or Old Bot code here.
+        if ('$' == input[1]) {
+            //Old bot code
+            //+$13KM083319L
+            lenny = strlen(input);
+            //printf("Lenny is: %d\n", lenny);
+            char result[lenny-4];
+            strncpy(result, &input[2], lenny-4);
+            result[lenny-4] = '\0';
+            //printf("%s\n", result);
+            strcpy(input, result);
+        }
+        else {
+            printf("This Barcode does not contain a Batch code\n");
+        }
+    }
+    else if ('0' == input[0]) {
+        char result[10];
+        lenny = strlen(input);
+        strncpy(result, &input[26], lenny-26);
+        //printf("%s\n", result);
+        //printf("Lenny is: %d\n", lenny);
+        strcpy(input, result);
+    }
+    else if (strchr(input, '|')) {
+        //printf("I got it!\n");
+        lenny = strlen(input);
+        //printf("Lenny is: %d\n", lenny);
+        char* entry = strchr(input, '|');
+        char holder[75];
+        strncpy(holder, entry+1, lenny-(entry-&input[0]));
+        //printf("Holder is: %s\n", holder);    
+        entry = strchr(holder, '|');
+        lenny = entry - &holder[0];
+        //printf("Lenny is: %d\n", lenny);
+        char result[lenny];
+        strncpy(result, &holder[0], lenny);
+        //printf("Result is: %s\n", result);
+        result[lenny] = '\0';
+        strcpy(input, result);
+    }
+}
+int main() {
+    char input[75]; // 75 char limit
+    printf("Begin scanning (type 'exit' to quit):\n");
+
+    while (1) {
+        // Read user input
+        fgets(input, sizeof(input), stdin);
+        fputs("\033[A\033[2K",stdout);
+        strtok(input, "\n");
+        parse(input);
+
+        // Check if the user wants to exit
+        if (strcmp(input, "exit") == 0) {
+            printf("Exiting program. Goodbye!");
+            break; // Exit the loop if the user types 'exit'
+        }
+
+        // Print the input
+        printf("%s\n", input);
+    }
+    return 0;
+}