/*
* BOOLEAN *find_synonym(char *word, FILE *p_dictionary, long *letters, char *buff)
*
* Finds Identical word in the dictionary file.
* Returns a true if found a synonym(that will be saved to buff) or false
* if failed.
*
* params: char *word - the word that needs to be replaced.
* FILE *p_dictionary - pointer to the dictionary text file.
* long *letters - Array that the function set_letters_pos returned.
* char *buff - the string that the synonym will be saved to.
*
*/
BOOLEAN find_synonym(char *word, FILE *p_dictionary, long *letters, char *buff)
{
long char_pos;
char first_letter = char_to_upper(*word);
/* set file pointer position to that letter if it exists */
if((char_pos = *(letters + first_letter - CAP_A)) == -1)
{
if(PRINT_ERROR)
{
fprintf(stderr, "%c wasn't found\n", first_letter);
PRINT_FILE_LINE();
}
return false;
}
fseek(p_dictionary, char_pos, SEEK_SET);
/* set file pointer to next line and start comparing */
next_line(p_dictionary);
if(cmp_words(word, p_dictionary) == false)
{
return false;
}
return get_synonym(p_dictionary, buff);
}
/*
* BOOLEAN get_synonym(FILE *p_dictionary, char *buff)
*
* Given a file pointer that points to the first character
* of the synonym region
*
*
*/
static BOOLEAN get_synonym(FILE *p_dictionary, char *buff)
{
BOOLEAN flag;
char s_num_of_synonyms[3];
/* get number of synonyms this word has */
flag = get_next_word(p_dictionary, s_num_of_synonyms);
if(flag == false)
{
if (PRINT_ERROR)
{
fprintf(stderr, "get_next_word returned false\n");
PRINT_FILE_LINE();
}
return false;
}
int num_of_synonyms = 0;
/* convert string to int */
int i;
for(i = 0; *(s_num_of_synonyms + i) != NTS; i++)
{
num_of_synonyms *= 10;
num_of_synonyms += (*(s_num_of_synonyms + i) - '0');
}
/* generate random number to pick a synonym */
srand(time(NULL));
i = rand() % num_of_synonyms;
for(; i > 0; i--)
{
flag = get_next_word(p_dictionary, buff);
if(flag == false)
{
if (PRINT_ERROR)
{
fprintf(stderr, "get_next_word returned false\n");
PRINT_FILE_LINE();
}
return false;
}
}
flag = get_next_word(p_dictionary, buff);
return flag;
}
ssize_t ssl_socket_size(struct ssl_socket_t *self_p)
{
PRINT_FILE_LINE();
BTASSERT(self_p != NULL);
ssl_size_counter++;
return (0);
}
/*
* BOOLEAN get_next_word(FILE *p_dictionary, char *buff)
*
* given a file pointer with SEEK_CUR in the beginning
* of a line, returns true and assigns the word to buff
* if succeeded in finding the next word or false if get_word_length() failed.
*
*/
static BOOLEAN get_next_word(FILE *p_dictionary, char *buff)
{
/* Note that an external buffer is necessary as returning
* a pointer created in a local scope is very unsafe because it will
* be released as soon as the function is exited.
* Furthermore dynamically allocating an array within the function
* will force the caller function to free it even though it
* didn't create it.
*/
int i;
/* might be better to use realloc instead of finding length */
int length = get_word_length(p_dictionary);
/* check if the function failed to find anything */
if(length == 0)
{
return false;
}
for(i = 0; i < length; ++i)
{
if(i == WORD_MAX_LENGTH)
{
if (PRINT_ERROR)
{
fprintf(stderr, "word is too long\n");
PRINT_FILE_LINE();
}
return false;
}
*(buff+i) = getc(p_dictionary);
}
*(buff + i) = NTS;
getc(p_dictionary);
return true;
}
