118 lines
3.4 KiB
C
118 lines
3.4 KiB
C
#include "utilities.h"
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/* Clears word array given in parameters */
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void clear_word_array(Word_array *array) {
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int i;
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for (i = 0; i < array->number_of_words; i++) {
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free(array->words[i].text);
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}
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free(array->words);
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array->number_of_words = 0;
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}
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/* Generates a pseudo random number using current millisecond + iteration since
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code runs too fast */
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int generate_random(int lower, int upper, int c) {
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struct timeval te;
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gettimeofday(&te, NULL);
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long long milliseconds = te.tv_sec * 1000LL + te.tv_usec / 1000;
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srand(milliseconds + c);
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return (rand() % (upper - lower + 1)) + lower;
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}
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/* This will go through the word_array structure and find the requested
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amount of words */
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int generate_words(int number_of_words, Word_array *words, Word_array *to_return) {
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int i, k, len = 0;
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/* Remember to free me after the test ends! */
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to_return->number_of_words = number_of_words;
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to_return->words = malloc(sizeof(Word) * number_of_words);
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for (i = 0; i < number_of_words; i++) {
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k = generate_random(0, words->number_of_words - 1, i);
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len += words->words[k].length + 1;
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to_return->words[i].length = words->words[k].length;
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to_return->words[i].text = malloc(words->words[k].length);
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strcpy(to_return->words[i].text, words->words[k].text);
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}
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to_return->num_characters = len;
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return SUCCESS;
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}
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/* This will dynamically allocate memory to a 2d char array of all the words
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in words.txt */
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int parse_words_file(FILE *words_file, Word_array *words) {
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int i = 0, number_of_words = 0;
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char buf[256], temp[256];
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/* Counts number of lines in words file (Each line contains a unique word) */
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while (fgets(buf, sizeof(buf), words_file) != NULL) {
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number_of_words++;
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}
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words->number_of_words = number_of_words;
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/* Allocates space for 'number_of_words' Words structures */
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words->words = malloc(sizeof(Word) * number_of_words);
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rewind(words_file);
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while (fgets(buf, sizeof(buf), words_file) != NULL) {
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sscanf(buf, "%s", temp);
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words->words[i].length = strlen(temp);
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words->words[i].text = malloc(strlen(temp));
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strcpy(words->words[i].text, temp);
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i++;
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}
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fclose(words_file);
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return SUCCESS;
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}
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/* Creates empty stats file */
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int create_stats_file(FILE *stats_file) {
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/* Numerical Stats */
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fputs("Best WPM: 0\n", stats_file);
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fputs("10w: 0\n", stats_file);
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fputs("25w: 0\n", stats_file);
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fputs("50w: 0\n", stats_file);
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fputs("100w: 0\n", stats_file);
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fputs("Tests completed: 0\n", stats_file);
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/* Dynamic Stats (Used for calculating average WPM, Accuracy, etc) */
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fputs("Characters typed: 0\n", stats_file);
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fputs("Characters correct: 0\n", stats_file);
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fputs("Time typed: 0\n", stats_file);
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fclose(stats_file);
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return SUCCESS;
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}
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int load_stats(FILE *stats_file, Stat_struct *stats) {
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/* Placeholder */
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}
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int save_stats(FILE *stats_file, Stat_struct *stats) {
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/* Placeholder */
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fclose(stats_file);
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}
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/* Appends first parameter to the end of end of the second parameter
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(Does not change size of the target, assumes there is space) */
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void append_line(char *source, char *target) {
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int length = strlen(target) + strlen(source);
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int i, cursor = 0;
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for (i = strlen(target); i < length; i++) {
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target[i] = source[cursor];
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cursor++;
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}
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target[i] = '\0'; /* End string */
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} |