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/* Common header file that is included by all of QEMU.
*
* This file is supposed to be included only by .c files. No header file should
* depend on qemu-common.h, as this would easily lead to circular header
* dependencies.
*
* If a header file uses a definition from qemu-common.h, that definition
* must be moved to a separate header file, and the header that uses it
* must include that header.
*/
#ifndef QEMU_COMMON_H
#define QEMU_COMMON_H
#include "qemu/fprintf-fn.h"
#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
#include "qemu/option.h"
/* Copyright string for -version arguments, About dialogs, etc */
#define QEMU_COPYRIGHT "Copyright (c) 2003-2016 " \
"Fabrice Bellard and the QEMU Project developers"
/* main function, renamed */
#if defined(CONFIG_COCOA)
int qemu_main(int argc, char **argv, char **envp);
#endif
void qemu_get_timedate(struct tm *tm, int offset);
int qemu_timedate_diff(struct tm *tm);
#define qemu_isalnum(c) isalnum((unsigned char)(c))
#define qemu_isalpha(c) isalpha((unsigned char)(c))
#define qemu_iscntrl(c) iscntrl((unsigned char)(c))
#define qemu_isdigit(c) isdigit((unsigned char)(c))
#define qemu_isgraph(c) isgraph((unsigned char)(c))
#define qemu_islower(c) islower((unsigned char)(c))
#define qemu_isprint(c) isprint((unsigned char)(c))
#define qemu_ispunct(c) ispunct((unsigned char)(c))
#define qemu_isspace(c) isspace((unsigned char)(c))
#define qemu_isupper(c) isupper((unsigned char)(c))
#define qemu_isxdigit(c) isxdigit((unsigned char)(c))
#define qemu_tolower(c) tolower((unsigned char)(c))
#define qemu_toupper(c) toupper((unsigned char)(c))
#define qemu_isascii(c) isascii((unsigned char)(c))
#define qemu_toascii(c) toascii((unsigned char)(c))
void *qemu_oom_check(void *ptr);
ssize_t qemu_write_full(int fd, const void *buf, size_t count)
QEMU_WARN_UNUSED_RESULT;
#ifndef _WIN32
int qemu_pipe(int pipefd[2]);
/* like openpty() but also makes it raw; return master fd */
int qemu_openpty_raw(int *aslave, char *pty_name);
#endif
#ifdef _WIN32
/* MinGW needs type casts for the 'buf' and 'optval' arguments. */
#define qemu_getsockopt(sockfd, level, optname, optval, optlen) \
getsockopt(sockfd, level, optname, (void *)optval, optlen)
#define qemu_setsockopt(sockfd, level, optname, optval, optlen) \
setsockopt(sockfd, level, optname, (const void *)optval, optlen)
#define qemu_recv(sockfd, buf, len, flags) recv(sockfd, (void *)buf, len, flags)
#define qemu_sendto(sockfd, buf, len, flags, destaddr, addrlen) \
sendto(sockfd, (const void *)buf, len, flags, destaddr, addrlen)
#else
#define qemu_getsockopt(sockfd, level, optname, optval, optlen) \
getsockopt(sockfd, level, optname, optval, optlen)
#define qemu_setsockopt(sockfd, level, optname, optval, optlen) \
setsockopt(sockfd, level, optname, optval, optlen)
#define qemu_recv(sockfd, buf, len, flags) recv(sockfd, buf, len, flags)
#define qemu_sendto(sockfd, buf, len, flags, destaddr, addrlen) \
sendto(sockfd, buf, len, flags, destaddr, addrlen)
#endif
void tcg_exec_init(unsigned long tb_size);
bool tcg_enabled(void);
void cpu_exec_init_all(void);
/**
* set_preferred_target_page_bits:
* @bits: number of bits needed to represent an address within the page
*
* Set the preferred target page size (the actual target page
* size may be smaller than any given CPU's preference).
* Returns true on success, false on failure (which can only happen
* if this is called after the system has already finalized its
* choice of page size and the requested page size is smaller than that).
*/
bool set_preferred_target_page_bits(int bits);
/**
* Sends a (part of) iovec down a socket, yielding when the socket is full, or
* Receives data into a (part of) iovec from a socket,
* yielding when there is no data in the socket.
* The same interface as qemu_sendv_recvv(), with added yielding.
* XXX should mark these as coroutine_fn
*/
ssize_t qemu_co_sendv_recvv(int sockfd, struct iovec *iov, unsigned iov_cnt,
size_t offset, size_t bytes, bool do_send);
#define qemu_co_recvv(sockfd, iov, iov_cnt, offset, bytes) \
qemu_co_sendv_recvv(sockfd, iov, iov_cnt, offset, bytes, false)
#define qemu_co_sendv(sockfd, iov, iov_cnt, offset, bytes) \
qemu_co_sendv_recvv(sockfd, iov, iov_cnt, offset, bytes, true)
/**
* The same as above, but with just a single buffer
*/
ssize_t qemu_co_send_recv(int sockfd, void *buf, size_t bytes, bool do_send);
#define qemu_co_recv(sockfd, buf, bytes) \
qemu_co_send_recv(sockfd, buf, bytes, false)
#define qemu_co_send(sockfd, buf, bytes) \
qemu_co_send_recv(sockfd, buf, bytes, true)
void qemu_progress_init(int enabled, float min_skip);
void qemu_progress_end(void);
void qemu_progress_print(float delta, int max);
const char *qemu_get_vm_name(void);
#define QEMU_FILE_TYPE_BIOS 0
#define QEMU_FILE_TYPE_KEYMAP 1
char *qemu_find_file(int type, const char *name);
/* OS specific functions */
void os_setup_early_signal_handling(void);
char *os_find_datadir(void);
void os_parse_cmd_args(int index, const char *optarg);
#include "qemu/module.h"
/*
* Hexdump a buffer to a file. An optional string prefix is added to every line
*/
void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size);
/*
* helper to parse debug environment variables
*/
int parse_debug_env(const char *name, int max, int initial);
const char *qemu_ether_ntoa(const MACAddr *mac);
void page_size_init(void);
/* returns non-zero if dump is in progress, otherwise zero is
* returned. */
bool dump_in_progress(void);
#endif
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