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virshGetOneDisplay: Refactor formatting of URI params

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Unconditionally format the start of the query ('?') and make delimiters
('&') part of the arguments. At the end we can trim off 1 char from the
end of the buffer unconditionally.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2022-02-28 17:59:40 +01:00
parent 3c73ed7300
commit 82217a2c7b
1 changed files with 7 additions and 10 deletions
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17
tools/virsh-domain.c
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@ -11678,7 +11678,6 @@ virshGetOneDisplay(vshControl *ctl,
g_autofree char *type_conn = NULL;
g_autofree char *sockpath = NULL;
g_autofree char *passwd = NULL;
bool params = false;
/* Attempt to get the port number for the current graphics scheme */
xpathPort = g_strdup_printf(xpath_fmt, scheme, "@port");
@ -11781,22 +11780,20 @@ virshGetOneDisplay(vshControl *ctl,
virBufferAsprintf(&buf, ":%d", port);
}
/* format the parameters part of the uri */
virBufferAddLit(&buf, "?");
/* TLS Port */
if (tls_port) {
virBufferAsprintf(&buf,
"?tls-port=%d",
tls_port);
params = true;
virBufferAsprintf(&buf, "tls-port=%d&", tls_port);
}
if (STREQ(scheme, "spice") && passwd) {
virBufferAsprintf(&buf,
"%spassword=%s",
params ? "&" : "?",
passwd);
params = true;
virBufferAsprintf(&buf, "password=%s&", passwd);
}
virBufferTrimLen(&buf, 1);
return virBufferContentAndReset(&buf);
}