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move parser functions from vl.c to qemu-option.c

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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Gerd Hoffmann 2009-07-22 16:43:00 +02:00 • committed by Anthony Liguori
parent 3b0ba92793
commit 62c5802efd
4 changed files with 71 additions and 71 deletions
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64
qemu-option.c
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@ -85,6 +85,70 @@ const char *get_opt_value(char *buf, int buf_size, const char *p)
return p;
}
int get_next_param_value(char *buf, int buf_size,
const char *tag, const char **pstr)
{
const char *p;
char option[128];
p = *pstr;
for(;;) {
p = get_opt_name(option, sizeof(option), p, '=');
if (*p != '=')
break;
p++;
if (!strcmp(tag, option)) {
*pstr = get_opt_value(buf, buf_size, p);
if (**pstr == ',') {
(*pstr)++;
}
return strlen(buf);
} else {
p = get_opt_value(NULL, 0, p);
}
if (*p != ',')
break;
p++;
}
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)
{
const char *p;
int i;
p = str;
while (*p != '\0') {
p = get_opt_name(buf, buf_size, p, '=');
if (*p != '=') {
return -1;
}
p++;
for (i = 0; params[i] != NULL; i++) {
if (!strcmp(params[i], buf)) {
break;
}
}
if (params[i] == NULL) {
return -1;
}
p = get_opt_value(NULL, 0, p);
if (*p != ',') {
break;
}
p++;
}
return 0;
}
/*
* Searches an option list for an option with the given name
*/