17b1b5d19SPaolo Bonzini /* 27b1b5d19SPaolo Bonzini * Options Visitor 37b1b5d19SPaolo Bonzini * 47b1b5d19SPaolo Bonzini * Copyright Red Hat, Inc. 2012 57b1b5d19SPaolo Bonzini * 67b1b5d19SPaolo Bonzini * Author: Laszlo Ersek <lersek@redhat.com> 77b1b5d19SPaolo Bonzini * 87b1b5d19SPaolo Bonzini * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. 97b1b5d19SPaolo Bonzini * See the COPYING.LIB file in the top-level directory. 107b1b5d19SPaolo Bonzini * 117b1b5d19SPaolo Bonzini */ 127b1b5d19SPaolo Bonzini 137b1b5d19SPaolo Bonzini #ifndef OPTS_VISITOR_H 147b1b5d19SPaolo Bonzini #define OPTS_VISITOR_H 157b1b5d19SPaolo Bonzini 167b1b5d19SPaolo Bonzini #include "qapi/visitor.h" 171de7afc9SPaolo Bonzini #include "qemu/option.h" 187b1b5d19SPaolo Bonzini 19*15a849beSLaszlo Ersek /* Inclusive upper bound on the size of any flattened range. This is a safety 20*15a849beSLaszlo Ersek * (= anti-annoyance) measure; wrong ranges should not cause long startup 21*15a849beSLaszlo Ersek * delays nor exhaust virtual memory. 22*15a849beSLaszlo Ersek */ 23*15a849beSLaszlo Ersek #define OPTS_VISITOR_RANGE_MAX 65536 24*15a849beSLaszlo Ersek 257b1b5d19SPaolo Bonzini typedef struct OptsVisitor OptsVisitor; 267b1b5d19SPaolo Bonzini 277b1b5d19SPaolo Bonzini /* Contrarily to qemu-option.c::parse_option_number(), OptsVisitor's "int" 287b1b5d19SPaolo Bonzini * parser relies on strtoll() instead of strtoull(). Consequences: 297b1b5d19SPaolo Bonzini * - string representations of negative numbers yield negative values, 307b1b5d19SPaolo Bonzini * - values below INT64_MIN or LLONG_MIN are rejected, 317b1b5d19SPaolo Bonzini * - values above INT64_MAX or LLONG_MAX are rejected. 327b1b5d19SPaolo Bonzini */ 337b1b5d19SPaolo Bonzini OptsVisitor *opts_visitor_new(const QemuOpts *opts); 347b1b5d19SPaolo Bonzini void opts_visitor_cleanup(OptsVisitor *nv); 357b1b5d19SPaolo Bonzini Visitor *opts_get_visitor(OptsVisitor *nv); 367b1b5d19SPaolo Bonzini 377b1b5d19SPaolo Bonzini #endif 38