static size_t
write_callback(char *ptr, size_t size, size_t nmemb, void *userdata)
{
curl_write_context *ctx;
int left_size, need_size;
ctx = (curl_write_context *) userdata;
left_size = ctx->length - ctx->index;
need_size = size * nmemb + 1;
if (need_size > left_size) {
ctx->length = calculate_new_length(ctx->length, need_size);
ctx->p = m2x_realloc(ctx->m2x_ctx, ctx->p, ctx->length);
}
strncpy(ctx->p + ctx->index, ptr, size * nmemb);
ctx->index += size * nmemb;
ctx->p[ctx->index] = '\0';
return (size * nmemb);
}
void *m2x_malloc(m2x_context *ctx, size_t len)
{
return m2x_realloc(ctx, NULL, len);
}
