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[Qemu-devel] [PATCH 1/7] add qemu_memdup
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 1/7] add qemu_memdup |
Date: |
Sat, 17 Oct 2009 09:55:30 +0200 |
A nice-to-have utility function, it helps avoiding useless strlen+strdup
pairs.
Cc: Luiz Capitulino <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
qemu-common.h | 1 +
qemu-malloc.c | 8 ++++++++
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/qemu-common.h b/qemu-common.h
index 820dd37..351f1ac 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -141,6 +141,7 @@ void *qemu_realloc(void *ptr, size_t size);
void *qemu_mallocz(size_t size);
void qemu_free(void *ptr);
char *qemu_strdup(const char *str);
+void *qemu_memdup(const void *str, size_t size);
char *qemu_strndup(const char *str, size_t size);
void *get_mmap_addr(unsigned long size);
diff --git a/qemu-malloc.c b/qemu-malloc.c
index 295d185..9e11e4b 100644
--- a/qemu-malloc.c
+++ b/qemu-malloc.c
@@ -70,6 +70,14 @@ void *qemu_mallocz(size_t size)
return ptr;
}
+void *qemu_memdup(const void *str, size_t n)
+{
+ char *ptr;
+ ptr = qemu_malloc(n);
+ memcpy(ptr, str, n);
+ return ptr;
+}
+
char *qemu_strdup(const char *str)
{
char *ptr;
--
1.6.2.5
- [Qemu-devel] [PATCH 0/7] Add JSON enconding and formatted printing to QObject, Paolo Bonzini, 2009/10/17
- [Qemu-devel] [PATCH 1/7] add qemu_memdup,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 2/7] allow passing NULL to qobject_type, Paolo Bonzini, 2009/10/17
- [Qemu-devel] [PATCH 3/7] forward declare all QObject subclasses in qobject.h, Paolo Bonzini, 2009/10/17
- [Qemu-devel] [PATCH 4/7] add mutable qstring functions, Paolo Bonzini, 2009/10/17
- [Qemu-devel] [PATCH 6/7] add testsuite for qobject json encoder, Paolo Bonzini, 2009/10/17
- [Qemu-devel] [PATCH 5/7] add json encoder for qobjects, Paolo Bonzini, 2009/10/17