142 lines
No EOL
3.6 KiB
C
142 lines
No EOL
3.6 KiB
C
// Header
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#include "manager.h"
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// Functions - Private
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char** split_string(const char* str, char delimiter, int* count) {
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// Calculate how many substrings will be created
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int i, numSubstrings = 1;
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for (i = 0; str[i] != '\0'; i++) {
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if (str[i] == delimiter) {
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numSubstrings++;
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}
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}
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// Allocate memory for the array of strings
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char** result = malloc(numSubstrings * sizeof(char*));
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*count = numSubstrings;
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// Split the string
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int start = 0, substringIndex = 0;
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for (i = 0; str[i] != '\0'; i++) {
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if (str[i] == delimiter) {
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int length = i - start;
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result[substringIndex] = malloc((length + 1) * sizeof(char));
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strncpy(result[substringIndex], str + start, length);
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result[substringIndex][length] = '\0';
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start = i + 1;
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substringIndex++;
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}
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}
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// Add the last substring
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int length = i - start;
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result[substringIndex] = malloc((length + 1) * sizeof(char));
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strncpy(result[substringIndex], str + start, length);
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result[substringIndex][length] = '\0';
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return result;
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}
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void manager_loadnames(Manager* manager){
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// Loading the names of all passwords
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char* data = store_load("Data");
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// Splitting string
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int count = 0;
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char** split = split_string(data, '|', &count);
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// Freeing data
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free(data);
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// Passwords
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/*
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Doing some risky bitshifting in order to divide by 4
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This little ARMv7 processor would hate division
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*/
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int num_of_passwords = count >> 2;
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// Allocating memory for names array
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manager->names = malloc(num_of_passwords * sizeof(char*));
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// Going through split string
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for (int i = 0; i < count; i++) {
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// Checking if it's the 4th number
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if (i % 4 == 0) {
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// Adding it to the array!
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manager->names[manager->count] = split[i];
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// It's another password!
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manager->count++;
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}
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}
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// Cleanup
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free(split);
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}
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// Constructors
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Manager* manager_init() {
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// Creating result in memory
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Manager* result = malloc(sizeof(Manager));
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// Setting variables
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result->count = 0;
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// Loading all names on start
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manager_loadnames(result);
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// Returning manager
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return result;
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}
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// Functions
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void manager_loadpass(Manager* manager, char* name) {
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// Freeing previous password
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if (manager->current != NULL) {
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free(manager->current);
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}
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// DEBUG
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FURI_LOG_D(TAG, "Loading password of name %s", name);
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// Loading password string
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char* data = store_load("Data");
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// Splitting string
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int count = 0;
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char** split = split_string(data, '|', &count);
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// Unloading data
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free(data);
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// Going through string to grab data
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for(int i = 0; i < count; i++) {
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// Is it a multiple of four?
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if (i % 4 == 0) {
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// Does the password name match?
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if (!strcmp(name, split[i])) {
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// Setting the new current password
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manager->current = pass_init(
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name,
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split[i+1],
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split[i+2],
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0);
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// Break!
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break;
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}
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}
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}
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// Cleanup
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free(split);
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// DEBUG
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FURI_LOG_D(TAG, "Loaded Password: %s, %s, %s", manager->current->name, manager->current->user, manager->current->phrase);
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}
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void manager_free(Manager* manager) {
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for(int i = 0; i < manager->count; i++) {
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free(manager->names[i]);
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}
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free(manager->current);
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free(manager);
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} |