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include/qemu/iov.h: Don't include qemu-common.h

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qemu-common.h should only be included by .c files.  Its file comment
explains why: "No header file should depend on qemu-common.h, as this
would easily lead to circular header dependencies."

qemu/iov.h includes qemu-common.h for QEMUIOVector stuff.  Move all
that to qemu/iov.h and drop the ill-advised include.  Include
qemu/iov.h where the QEMUIOVector stuff is now missing.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Markus Armbruster 2016-03-09 10:52:44 +01:00 committed by Paolo Bonzini
parent 6f061ea10f
commit daf015ef5a
8 changed files with 36 additions and 31 deletions
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2
block/raw-aio.h
View file

@ -15,6 +15,8 @@
#ifndef QEMU_RAW_AIO_H
#define QEMU_RAW_AIO_H
#include "qemu/iov.h"
/* AIO request types */
#define QEMU_AIO_READ 0x0001
#define QEMU_AIO_WRITE 0x0002

2
include/block/block.h
View file

@ -2,7 +2,7 @@
#define BLOCK_H
#include "block/aio.h"
#include "qemu-common.h"
#include "qemu/iov.h"
#include "qemu/option.h"
#include "qemu/coroutine.h"
#include "block/accounting.h"

1
include/hw/ppc/mac_dbdma.h
View file

@ -23,6 +23,7 @@
#define HW_MAC_DBDMA_H 1
#include "exec/memory.h"
#include "qemu/iov.h"
typedef struct DBDMA_io DBDMA_io;

1
include/hw/usb.h
View file

@ -26,6 +26,7 @@
*/
#include "hw/qdev.h"
#include "qemu/iov.h"
#include "qemu/queue.h"
/* Constants related to the USB / PCI interaction */

28
include/qemu-common.h
View file

@ -364,34 +364,6 @@ ssize_t qemu_co_send_recv(int sockfd, void *buf, size_t bytes, bool do_send);
#define qemu_co_send(sockfd, buf, bytes) \
qemu_co_send_recv(sockfd, buf, bytes, true)
typedef struct QEMUIOVector {
struct iovec *iov;
int niov;
int nalloc;
size_t size;
} QEMUIOVector;
void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint);
void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
void qemu_iovec_concat(QEMUIOVector *dst,
QEMUIOVector *src, size_t soffset, size_t sbytes);
size_t qemu_iovec_concat_iov(QEMUIOVector *dst,
struct iovec *src_iov, unsigned int src_cnt,
size_t soffset, size_t sbytes);
bool qemu_iovec_is_zero(QEMUIOVector *qiov);
void qemu_iovec_destroy(QEMUIOVector *qiov);
void qemu_iovec_reset(QEMUIOVector *qiov);
size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset,
void *buf, size_t bytes);
size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset,
const void *buf, size_t bytes);
size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset,
int fillc, size_t bytes);
ssize_t qemu_iovec_compare(QEMUIOVector *a, QEMUIOVector *b);
void qemu_iovec_clone(QEMUIOVector *dest, const QEMUIOVector *src, void *buf);
void qemu_iovec_discard_back(QEMUIOVector *qiov, size_t bytes);
bool buffer_is_zero(const void *buf, size_t len);
void qemu_progress_init(int enabled, float min_skip);

30
include/qemu/iov.h
View file

@ -14,8 +14,6 @@
#ifndef IOV_H
#define IOV_H
#include "qemu-common.h"
/**
* count and return data size, in bytes, of an iovec
* starting at `iov' of `iov_cnt' number of elements.
@ -138,4 +136,32 @@ size_t iov_discard_front(struct iovec **iov, unsigned int *iov_cnt,
size_t iov_discard_back(struct iovec *iov, unsigned int *iov_cnt,
size_t bytes);
typedef struct QEMUIOVector {
struct iovec *iov;
int niov;
int nalloc;
size_t size;
} QEMUIOVector;
void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint);
void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
void qemu_iovec_concat(QEMUIOVector *dst,
QEMUIOVector *src, size_t soffset, size_t sbytes);
size_t qemu_iovec_concat_iov(QEMUIOVector *dst,
struct iovec *src_iov, unsigned int src_cnt,
size_t soffset, size_t sbytes);
bool qemu_iovec_is_zero(QEMUIOVector *qiov);
void qemu_iovec_destroy(QEMUIOVector *qiov);
void qemu_iovec_reset(QEMUIOVector *qiov);
size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset,
void *buf, size_t bytes);
size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset,
const void *buf, size_t bytes);
size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset,
int fillc, size_t bytes);
ssize_t qemu_iovec_compare(QEMUIOVector *a, QEMUIOVector *b);
void qemu_iovec_clone(QEMUIOVector *dest, const QEMUIOVector *src, void *buf);
void qemu_iovec_discard_back(QEMUIOVector *qiov, size_t bytes);
#endif

2
include/sysemu/block-backend.h
View file

@ -13,6 +13,8 @@
#ifndef BLOCK_BACKEND_H
#define BLOCK_BACKEND_H
#include "qemu/iov.h"
/*
* TODO Have to include block/block.h for a bunch of block layer
* types. Unfortunately, this pulls in the whole BlockDriverState

1
util/iov.c
View file

@ -17,6 +17,7 @@
*/
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "qemu/iov.h"
#include "qemu/sockets.h"