-/* Common header file that is included by all of qemu. */
+
+/* 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 "compiler.h"
#include "config-host.h"
+#include "qemu-types.h"
#if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) || defined(__ia64__)
#define WORDS_ALIGNED
#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
-typedef struct QEMUTimer QEMUTimer;
-typedef struct QEMUFile QEMUFile;
-typedef struct DeviceState DeviceState;
-
-struct Monitor;
-typedef struct Monitor Monitor;
-typedef struct MigrationParams MigrationParams;
-
/* we put basic includes here to avoid repeating them in device drivers */
#include <stdlib.h>
#include <stdio.h>
void *qemu_oom_check(void *ptr);
-int qemu_open(const char *name, int flags, ...);
ssize_t qemu_write_full(int fd, const void *buf, size_t count)
QEMU_WARN_UNUSED_RESULT;
ssize_t qemu_send_full(int fd, const void *buf, size_t count, int flags)
QEMU_WARN_UNUSED_RESULT;
#ifndef _WIN32
-int qemu_eventfd(int pipefd[2]);
int qemu_pipe(int pipefd[2]);
#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
/* Error handling. */
typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size);
-/* A load of opaque types so that device init declarations don't have to
- pull in all the real definitions. */
-typedef struct NICInfo NICInfo;
-typedef struct HCIInfo HCIInfo;
-typedef struct AudioState AudioState;
-typedef struct BlockDriverState BlockDriverState;
-typedef struct DriveInfo DriveInfo;
-typedef struct DisplayState DisplayState;
-typedef struct DisplayChangeListener DisplayChangeListener;
-typedef struct DisplaySurface DisplaySurface;
-typedef struct DisplayAllocator DisplayAllocator;
-typedef struct PixelFormat PixelFormat;
-typedef struct TextConsole TextConsole;
-typedef TextConsole QEMUConsole;
-typedef struct CharDriverState CharDriverState;
-typedef struct MACAddr MACAddr;
-typedef struct NetClientState NetClientState;
-typedef struct i2c_bus i2c_bus;
-typedef struct ISABus ISABus;
-typedef struct ISADevice ISADevice;
-typedef struct SMBusDevice SMBusDevice;
-typedef struct PCIHostState PCIHostState;
-typedef struct PCIExpressHost PCIExpressHost;
-typedef struct PCIBus PCIBus;
-typedef struct PCIDevice PCIDevice;
-typedef struct PCIExpressDevice PCIExpressDevice;
-typedef struct PCIBridge PCIBridge;
-typedef struct PCIEAERMsg PCIEAERMsg;
-typedef struct PCIEAERLog PCIEAERLog;
-typedef struct PCIEAERErr PCIEAERErr;
-typedef struct PCIEPort PCIEPort;
-typedef struct PCIESlot PCIESlot;
-typedef struct MSIMessage MSIMessage;
-typedef struct SerialState SerialState;
-typedef struct IRQState *qemu_irq;
-typedef struct PCMCIACardState PCMCIACardState;
-typedef struct MouseTransformInfo MouseTransformInfo;
-typedef struct uWireSlave uWireSlave;
-typedef struct I2SCodec I2SCodec;
-typedef struct SSIBus SSIBus;
-typedef struct EventNotifier EventNotifier;
-typedef struct VirtIODevice VirtIODevice;
-typedef struct QEMUSGList QEMUSGList;
-typedef struct SHPCDevice SHPCDevice;
-
typedef uint64_t pcibus_t;
typedef enum LostTickPolicy {
int cpu_load(QEMUFile *f, void *opaque, int version_id);
/* Unblock cpu */
-void qemu_cpu_kick(void *env);
void qemu_cpu_kick_self(void);
-int qemu_cpu_is_self(void *env);
/* work queue */
struct qemu_work_item {
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
/* Round number up to multiple */
#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m))
+static inline bool is_power_of_2(uint64_t value)
+{
+ if (!value) {
+ return 0;
+ }
+
+ return !(value & (value - 1));
+}
+
+/* round down to the nearest power of 2*/
+int64_t pow2floor(int64_t value);
+
#include "module.h"
+/*
+ * Implementation of ULEB128 (http://en.wikipedia.org/wiki/LEB128)
+ * Input is limited to 14-bit numbers
+ */
+
+int uleb128_encode_small(uint8_t *out, uint32_t n);
+int uleb128_decode_small(const uint8_t *in, uint32_t *n);
+
#endif
projects / qemu.git / blobdiff