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src/xenxs: Refactor code parsing Char devices config

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introduce function
  xenParseXMCharDev(virConfPtr conf,.........);
which parses Char devices config instead

Signed-off-by: Kiarie Kahurani <davidkiarie4@gmail.com>
This commit is contained in:
Kiarie Kahurani 2014-08-07 21:32:57 +03:00 committed by Jim Fehlig
parent f4f9eae128
commit aa964890cb
1 changed files with 92 additions and 81 deletions
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173
src/xenxs/xen_xm.c
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@ -856,6 +856,96 @@ xenParseXMVfb(virConfPtr conf, virDomainDefPtr def, int xendConfigVersion)
}
static int
xenParseXMCharDev(virConfPtr conf, virDomainDefPtr def)
{
const char *str;
virConfValuePtr value = NULL;
virDomainChrDefPtr chr = NULL;
if (STREQ(def->os.type, "hvm")) {
if (xenXMConfigGetString(conf, "parallel", &str, NULL) < 0)
goto cleanup;
if (str && STRNEQ(str, "none") &&
!(chr = xenParseSxprChar(str, NULL)))
goto cleanup;
if (chr) {
if (VIR_ALLOC_N(def->parallels, 1) < 0) {
goto cleanup;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
chr->target.port = 0;
def->parallels[0] = chr;
def->nparallels++;
chr = NULL;
}
/* Try to get the list of values to support multiple serial ports */
value = virConfGetValue(conf, "serial");
if (value && value->type == VIR_CONF_LIST) {
int portnum = -1;
value = value->list;
while (value) {
char *port = NULL;
if ((value->type != VIR_CONF_STRING) || (value->str == NULL))
goto cleanup;
port = value->str;
portnum++;
if (STREQ(port, "none")) {
value = value->next;
continue;
}
if (!(chr = xenParseSxprChar(port, NULL)))
goto cleanup;
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = portnum;
if (VIR_APPEND_ELEMENT(def->serials, def->nserials, chr) < 0) {
goto cleanup;
}
value = value->next;
}
} else {
/* If domain is not using multiple serial ports we parse data old way */
if (xenXMConfigGetString(conf, "serial", &str, NULL) < 0)
goto cleanup;
if (str && STRNEQ(str, "none") &&
!(chr = xenParseSxprChar(str, NULL)))
goto cleanup;
if (chr) {
if (VIR_ALLOC_N(def->serials, 1) < 0) {
virDomainChrDefFree(chr);
goto cleanup;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = 0;
def->serials[0] = chr;
def->nserials++;
}
}
} else {
if (VIR_ALLOC_N(def->consoles, 1) < 0)
goto cleanup;
def->nconsoles = 1;
if (!(def->consoles[0] = xenParseSxprChar("pty", NULL)))
goto cleanup;
def->consoles[0]->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE;
def->consoles[0]->target.port = 0;
def->consoles[0]->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_XEN;
}
return 0;
cleanup:
virDomainChrDefFree(chr);
return -1;
}
/*
* Turn a config record into a lump of XML describing the
* domain, suitable for later feeding for virDomainCreateXML
@ -1157,87 +1247,8 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
if (xenParseXMVfb(conf, def, xendConfigVersion) < 0)
goto cleanup;
if (hvm) {
virDomainChrDefPtr chr = NULL;
if (xenXMConfigGetString(conf, "parallel", &str, NULL) < 0)
goto cleanup;
if (str && STRNEQ(str, "none") &&
!(chr = xenParseSxprChar(str, NULL)))
goto cleanup;
if (chr) {
if (VIR_ALLOC_N(def->parallels, 1) < 0) {
virDomainChrDefFree(chr);
goto cleanup;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
chr->target.port = 0;
def->parallels[0] = chr;
def->nparallels++;
chr = NULL;
}
/* Try to get the list of values to support multiple serial ports */
list = virConfGetValue(conf, "serial");
if (list && list->type == VIR_CONF_LIST) {
int portnum = -1;
list = list->list;
while (list) {
char *port = NULL;
if ((list->type != VIR_CONF_STRING) || (list->str == NULL))
goto cleanup;
port = list->str;
portnum++;
if (STREQ(port, "none")) {
list = list->next;
continue;
}
if (!(chr = xenParseSxprChar(port, NULL)))
goto cleanup;
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = portnum;
if (VIR_APPEND_ELEMENT(def->serials, def->nserials, chr) < 0) {
virDomainChrDefFree(chr);
goto cleanup;
}
list = list->next;
}
} else {
/* If domain is not using multiple serial ports we parse data old way */
if (xenXMConfigGetString(conf, "serial", &str, NULL) < 0)
goto cleanup;
if (str && STRNEQ(str, "none") &&
!(chr = xenParseSxprChar(str, NULL)))
goto cleanup;
if (chr) {
if (VIR_ALLOC_N(def->serials, 1) < 0) {
virDomainChrDefFree(chr);
goto cleanup;
}
chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
chr->target.port = 0;
def->serials[0] = chr;
def->nserials++;
}
}
} else {
if (VIR_ALLOC_N(def->consoles, 1) < 0)
goto cleanup;
def->nconsoles = 1;
if (!(def->consoles[0] = xenParseSxprChar("pty", NULL)))
goto cleanup;
def->consoles[0]->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE;
def->consoles[0]->target.port = 0;
def->consoles[0]->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_XEN;
}
if (xenParseXMCharDev(conf, def) < 0)
goto cleanup;
if (hvm) {
if (xenXMConfigGetString(conf, "soundhw", &str, NULL) < 0)