./Source/roboconfig.c

Configuration/Find_Keyword [ Functions ]

FUNCTION

Find a keyword in the hash table

SYNOPSIS

char               *Find_Keyword(
    char *keyword,
    int len )

INPUTS

keyword -- The keyword string
len -- The length of the keyword string

RETURN VALUE

pointer to the found keyword string in hash table or
NULL if the keyword is not found

SOURCE

{
    unsigned long       hash;
    struct keywords_hash_s *curr;

    // Calculate hash value
    hash = Hash_Keyword( keyword, len );

    // Seek through hash table row
    for ( curr = keywords_hash[hash]; curr; curr = curr->next )
    {
        // Check for keyword in row element
        if ( !strncmp( keyword, curr->keyword, len ) )
        {
            // Found it!
            return curr->keyword;
        }
    }

    // Keyword not found
    return NULL;
}