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[Qemu-commits] [COMMIT 5db4af8] Introduce get_next_param_value
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT 5db4af8] Introduce get_next_param_value |
Date: |
Tue, 30 Jun 2009 00:57:27 -0000 |
From: Jan Kiszka <address@hidden>
In order to parse multiple instances of the same param=value pair,
introduce get_next_param_value which can pass back to string parsing
position after reading a parameter value.
Signed-off-by: Jan Kiszka <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
diff --git a/sysemu.h b/sysemu.h
index aa036bf..8744347 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -275,6 +275,8 @@ void usb_info(Monitor *mon);
int get_param_value(char *buf, int buf_size,
const char *tag, const char *str);
+int get_next_param_value(char *buf, int buf_size,
+ const char *tag, const char **pstr);
int check_params(char *buf, int buf_size,
const char * const *params, const char *str);
diff --git a/vl.c b/vl.c
index 1c077b4..4cb9f0b 100644
--- a/vl.c
+++ b/vl.c
@@ -1812,20 +1812,23 @@ static int socket_init(void)
}
#endif
-int get_param_value(char *buf, int buf_size,
- const char *tag, const char *str)
+int get_next_param_value(char *buf, int buf_size,
+ const char *tag, const char **pstr)
{
const char *p;
char option[128];
- p = str;
+ p = *pstr;
for(;;) {
p = get_opt_name(option, sizeof(option), p, '=');
if (*p != '=')
break;
p++;
if (!strcmp(tag, option)) {
- (void)get_opt_value(buf, buf_size, p);
+ *pstr = get_opt_value(buf, buf_size, p);
+ if (**pstr == ',') {
+ (*pstr)++;
+ }
return strlen(buf);
} else {
p = get_opt_value(NULL, 0, p);
@@ -1837,6 +1840,12 @@ int get_param_value(char *buf, int buf_size,
return 0;
}
+int get_param_value(char *buf, int buf_size,
+ const char *tag, const char *str)
+{
+ return get_next_param_value(buf, buf_size, tag, &str);
+}
+
int check_params(char *buf, int buf_size,
const char * const *params, const char *str)
{
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