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[Qemu-devel] [PATCH 09/32] janitor: move iovector functions out of cutil
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 09/32] janitor: move iovector functions out of cutils.c |
Date: |
Wed, 24 Oct 2012 14:58:39 +0200 |
This removes the dependency of cutils.c on iov.c, and lets us remove
iov.o from several builds.
Signed-off-by: Paolo Bonzini <address@hidden>
---
Makefile | 2 +-
Makefile.objs | 4 +-
cutils.c | 103 ---------------------------------------------------------
iov.c | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 106 insertions(+), 106 deletions(-)
diff --git a/Makefile b/Makefile
index 07b7049..3361d24 100644
--- a/Makefile
+++ b/Makefile
@@ -142,7 +142,7 @@ qemu-img.o: qemu-img-cmds.h
tools-obj-y = $(oslib-obj-y) $(trace-obj-y) qemu-tool.o qemu-timer.o \
qemu-timer-common.o main-loop.o notify.o \
- iohandler.o cutils.o iov.o async.o error.o
+ iohandler.o cutils.o async.o error.o
tools-obj-$(CONFIG_POSIX) += compatfd.o
qemu-img$(EXESUF): qemu-img.o $(tools-obj-y) $(block-obj-y)
diff --git a/Makefile.objs b/Makefile.objs
index 0b89b8a..66a0b3d 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -92,7 +92,7 @@ common-obj-y += ui/
common-obj-y += bt-host.o bt-vhci.o
common-obj-y += dma-helpers.o
-common-obj-y += iov.o acl.o
+common-obj-y += acl.o
common-obj-$(CONFIG_POSIX) += compatfd.o
common-obj-y += event_notifier.o
common-obj-y += qemu-timer.o qemu-timer-common.o
@@ -113,7 +113,7 @@ endif
user-obj-y =
user-obj-y += envlist.o path.o
user-obj-y += tcg-runtime.o host-utils.o
-user-obj-y += cutils.o iov.o cache-utils.o
+user-obj-y += cutils.o cache-utils.o
user-obj-y += module.o
user-obj-y += qemu-user.o
user-obj-y += qom/
diff --git a/cutils.c b/cutils.c
index 8edd8fa..6f9f799 100644
--- a/cutils.c
+++ b/cutils.c
@@ -142,109 +142,6 @@ int qemu_fdatasync(int fd)
#endif
}
-/* io vectors */
-
-void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint)
-{
- qiov->iov = g_malloc(alloc_hint * sizeof(struct iovec));
- qiov->niov = 0;
- qiov->nalloc = alloc_hint;
- qiov->size = 0;
-}
-
-void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov)
-{
- int i;
-
- qiov->iov = iov;
- qiov->niov = niov;
- qiov->nalloc = -1;
- qiov->size = 0;
- for (i = 0; i < niov; i++)
- qiov->size += iov[i].iov_len;
-}
-
-void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len)
-{
- assert(qiov->nalloc != -1);
-
- if (qiov->niov == qiov->nalloc) {
- qiov->nalloc = 2 * qiov->nalloc + 1;
- qiov->iov = g_realloc(qiov->iov, qiov->nalloc * sizeof(struct iovec));
- }
- qiov->iov[qiov->niov].iov_base = base;
- qiov->iov[qiov->niov].iov_len = len;
- qiov->size += len;
- ++qiov->niov;
-}
-
-/*
- * Concatenates (partial) iovecs from src to the end of dst.
- * It starts copying after skipping `soffset' bytes at the
- * beginning of src and adds individual vectors from src to
- * dst copies up to `sbytes' bytes total, or up to the end
- * of src if it comes first. This way, it is okay to specify
- * very large value for `sbytes' to indicate "up to the end
- * of src".
- * Only vector pointers are processed, not the actual data buffers.
- */
-void qemu_iovec_concat(QEMUIOVector *dst,
- QEMUIOVector *src, size_t soffset, size_t sbytes)
-{
- int i;
- size_t done;
- struct iovec *siov = src->iov;
- assert(dst->nalloc != -1);
- assert(src->size >= soffset);
- for (i = 0, done = 0; done < sbytes && i < src->niov; i++) {
- if (soffset < siov[i].iov_len) {
- size_t len = MIN(siov[i].iov_len - soffset, sbytes - done);
- qemu_iovec_add(dst, siov[i].iov_base + soffset, len);
- done += len;
- soffset = 0;
- } else {
- soffset -= siov[i].iov_len;
- }
- }
- /* return done; */
-}
-
-void qemu_iovec_destroy(QEMUIOVector *qiov)
-{
- assert(qiov->nalloc != -1);
-
- qemu_iovec_reset(qiov);
- g_free(qiov->iov);
- qiov->nalloc = 0;
- qiov->iov = NULL;
-}
-
-void qemu_iovec_reset(QEMUIOVector *qiov)
-{
- assert(qiov->nalloc != -1);
-
- qiov->niov = 0;
- qiov->size = 0;
-}
-
-size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset,
- void *buf, size_t bytes)
-{
- return iov_to_buf(qiov->iov, qiov->niov, offset, buf, bytes);
-}
-
-size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset,
- const void *buf, size_t bytes)
-{
- return iov_from_buf(qiov->iov, qiov->niov, offset, buf, bytes);
-}
-
-size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset,
- int fillc, size_t bytes)
-{
- return iov_memset(qiov->iov, qiov->niov, offset, fillc, bytes);
-}
-
/*
* Checks if a buffer is all zeroes
*
diff --git a/iov.c b/iov.c
index c6a66f0..ae17e7d 100644
--- a/iov.c
+++ b/iov.c
@@ -228,3 +228,106 @@ void iov_hexdump(const struct iovec *iov, const unsigned
int iov_cnt,
fprintf(fp, "\n");
}
}
+
+/* io vectors */
+
+void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint)
+{
+ qiov->iov = g_malloc(alloc_hint * sizeof(struct iovec));
+ qiov->niov = 0;
+ qiov->nalloc = alloc_hint;
+ qiov->size = 0;
+}
+
+void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov)
+{
+ int i;
+
+ qiov->iov = iov;
+ qiov->niov = niov;
+ qiov->nalloc = -1;
+ qiov->size = 0;
+ for (i = 0; i < niov; i++)
+ qiov->size += iov[i].iov_len;
+}
+
+void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len)
+{
+ assert(qiov->nalloc != -1);
+
+ if (qiov->niov == qiov->nalloc) {
+ qiov->nalloc = 2 * qiov->nalloc + 1;
+ qiov->iov = g_realloc(qiov->iov, qiov->nalloc * sizeof(struct iovec));
+ }
+ qiov->iov[qiov->niov].iov_base = base;
+ qiov->iov[qiov->niov].iov_len = len;
+ qiov->size += len;
+ ++qiov->niov;
+}
+
+/*
+ * Concatenates (partial) iovecs from src to the end of dst.
+ * It starts copying after skipping `soffset' bytes at the
+ * beginning of src and adds individual vectors from src to
+ * dst copies up to `sbytes' bytes total, or up to the end
+ * of src if it comes first. This way, it is okay to specify
+ * very large value for `sbytes' to indicate "up to the end
+ * of src".
+ * Only vector pointers are processed, not the actual data buffers.
+ */
+void qemu_iovec_concat(QEMUIOVector *dst,
+ QEMUIOVector *src, size_t soffset, size_t sbytes)
+{
+ int i;
+ size_t done;
+ struct iovec *siov = src->iov;
+ assert(dst->nalloc != -1);
+ assert(src->size >= soffset);
+ for (i = 0, done = 0; done < sbytes && i < src->niov; i++) {
+ if (soffset < siov[i].iov_len) {
+ size_t len = MIN(siov[i].iov_len - soffset, sbytes - done);
+ qemu_iovec_add(dst, siov[i].iov_base + soffset, len);
+ done += len;
+ soffset = 0;
+ } else {
+ soffset -= siov[i].iov_len;
+ }
+ }
+ /* return done; */
+}
+
+void qemu_iovec_destroy(QEMUIOVector *qiov)
+{
+ assert(qiov->nalloc != -1);
+
+ qemu_iovec_reset(qiov);
+ g_free(qiov->iov);
+ qiov->nalloc = 0;
+ qiov->iov = NULL;
+}
+
+void qemu_iovec_reset(QEMUIOVector *qiov)
+{
+ assert(qiov->nalloc != -1);
+
+ qiov->niov = 0;
+ qiov->size = 0;
+}
+
+size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset,
+ void *buf, size_t bytes)
+{
+ return iov_to_buf(qiov->iov, qiov->niov, offset, buf, bytes);
+}
+
+size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset,
+ const void *buf, size_t bytes)
+{
+ return iov_from_buf(qiov->iov, qiov->niov, offset, buf, bytes);
+}
+
+size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset,
+ int fillc, size_t bytes)
+{
+ return iov_memset(qiov->iov, qiov->niov, offset, fillc, bytes);
+}
--
1.7.1
- [Qemu-devel] [PATCH 21/32] qapi: create qobject/ and include/qobject/, (continued)
- [Qemu-devel] [PATCH 21/32] qapi: create qobject/ and include/qobject/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 29/32] softmmu: move remaining include files to include/ subdirectories, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 23/32] exec: move include files to include/exec/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 27/32] misc: move include files to include/qemu/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 28/32] softmmu: move include files to include/sysemu/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 10/32] janitor: do not rely on indirect inclusions from qemu-char.h, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 14/32] net: move net.c to net/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 18/32] audio: move public header file to include/audio/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 31/32] hw: move executable format header files to hw/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 30/32] fpu: move public header file to include/fpu, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 09/32] janitor: move iovector functions out of cutils.c,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 19/32] slirp: move public header file to include/slirp/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 32/32] janitor: move remaining public headers to include/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 26/32] qom: move include files to include/qom/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 08/32] build: kill libuser, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 25/32] migration: move include files to include/migration/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 16/32] qemu-ga: move qemu-ga files to qga/, Paolo Bonzini, 2012/10/24
- [Qemu-devel] [PATCH 17/32] ui: move files to ui/ and include/ui/, Paolo Bonzini, 2012/10/24
- Re: [Qemu-devel] [PATCH 00/32] Header file renaming and cleanup, Andreas Färber, 2012/10/24
- Re: [Qemu-devel] [PATCH 00/32] Header file renaming and cleanup, Stefan Hajnoczi, 2012/10/25
- Re: [Qemu-devel] [PATCH 00/32] Header file renaming and cleanup, Zhi Yong Wu, 2012/10/25