Function ply_open

src/IO/rply.c:355–382

---------------------------------------------------------------------- * Exported functions * ---------------------------------------------------------------------- */ ---------------------------------------------------------------------- * Read support functions * ---------------------------------------------------------------------- */

 * Read support functions
 * ---------------------------------------------------------------------- */
p_ply ply_open(const char *name, p_ply_error_cb error_cb, 
        long idata, void *pdata) {
    FILE *fp = NULL; 
    p_ply ply = ply_alloc();
    if (error_cb == NULL) error_cb = ply_error_cb;
    if (!ply) {
        error_cb(NULL, "Out of memory");
        return NULL;
    }
    ply->idata = idata;
    ply->pdata = pdata;
    ply->io_mode = PLY_READ;
    ply->error_cb = error_cb;
    if (!ply_type_check()) {
        error_cb(ply, "Incompatible type system");
        free(ply);
        return NULL;
    }
    assert(name);
    fp = fopen(name, "rb");
    if (!fp) {
        error_cb(ply, "Unable to open file");
        free(ply);
        return NULL;
    }
    ply->fp = fp;
    return ply;
}

int ply_read_header(p_ply ply) {
    assert(ply && ply->fp && ply->io_mode == PLY_READ);