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Diffstat (limited to 'qemu-char.c')
-rw-r--r--qemu-char.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/qemu-char.c b/qemu-char.c
index 40bd7e8a69..1f63019520 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -97,6 +97,8 @@
#include "qemu_socket.h"
+#define READ_BUF_LEN 4096
+
/***********************************************************/
/* character device */
@@ -172,7 +174,7 @@ void qemu_chr_accept_input(CharDriverState *s)
void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
{
- char buf[4096];
+ char buf[READ_BUF_LEN];
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, sizeof(buf), fmt, ap);
@@ -555,7 +557,7 @@ static void fd_chr_read(void *opaque)
CharDriverState *chr = opaque;
FDCharDriver *s = chr->opaque;
int size, len;
- uint8_t buf[1024];
+ uint8_t buf[READ_BUF_LEN];
len = sizeof(buf);
if (len > s->max_size)
@@ -866,7 +868,7 @@ static void pty_chr_read(void *opaque)
CharDriverState *chr = opaque;
PtyCharDriver *s = chr->opaque;
int size, len;
- uint8_t buf[1024];
+ uint8_t buf[READ_BUF_LEN];
len = sizeof(buf);
if (len > s->read_bytes)
@@ -1554,7 +1556,7 @@ static void win_chr_readfile(CharDriverState *chr)
{
WinCharState *s = chr->opaque;
int ret, err;
- uint8_t buf[1024];
+ uint8_t buf[READ_BUF_LEN];
DWORD size;
ZeroMemory(&s->orecv, sizeof(s->orecv));
@@ -1760,7 +1762,7 @@ static CharDriverState *qemu_chr_open_win_file_out(QemuOpts *opts)
typedef struct {
int fd;
- uint8_t buf[1024];
+ uint8_t buf[READ_BUF_LEN];
int bufcnt;
int bufptr;
int max_size;
@@ -2020,7 +2022,7 @@ static void tcp_chr_read(void *opaque)
{
CharDriverState *chr = opaque;
TCPCharDriver *s = chr->opaque;
- uint8_t buf[1024];
+ uint8_t buf[READ_BUF_LEN];
int len, size;
if (!s->connected || s->max_size <= 0)