#include <stdio.h>
#include <string.h>
#include "mwastring.h"


void init_string(MWA_STRING *string, apr_pool_t *pool)
{
    memset(string, 0, sizeof(MWA_STRING));
    string->pool = pool;
}
void append_string(MWA_STRING *string, const char *in_data, int in_size)
{
    int needed_size;

    if (in_size == 0)
        in_size = strlen(in_data);

    needed_size = string->size+in_size;

    if (string->data == NULL || needed_size > string->capacity) {
        char *new_data;
        while (string->capacity < needed_size+1)
            string->capacity += CHUNK_SIZE;

        //new_data = apr_palloc(string->pool, string->capacity);
        new_data = malloc(string->capacity);

        if (string->data != NULL) {
            memcpy(new_data, string->data, string->size);
        }
        /* don't have to free existing data since it from a pool */
        string->data = new_data;
    }
    memcpy(string->data+string->size, in_data, in_size);
    string->size = needed_size;
    /* always null-terminate, we have space becase of the +1 above */
    string->data[string->size] = '\0';
}