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[iscsi] Read IPv4 settings only from the relevant network device

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2014-06-12 16:08:28 +01:00
parent e047811c85
commit 059adae434
1 changed files with 14 additions and 9 deletions
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23
src/drivers/block/ibft.c
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@ -102,17 +102,19 @@ static void ibft_set_ipaddr ( struct ibft_ipaddr *ipaddr, struct in_addr in ) {
/**
* Fill in an IP address within iBFT from configuration setting
*
* @v settings Parent settings block, or NULL
* @v ipaddr IP address field
* @v setting Configuration setting
* @v count Maximum number of IP addresses
*/
static void ibft_set_ipaddr_setting ( struct ibft_ipaddr *ipaddr,
static void ibft_set_ipaddr_setting ( struct settings *settings,
struct ibft_ipaddr *ipaddr,
const struct setting *setting,
unsigned int count ) {
struct in_addr in[count];
unsigned int i;
fetch_ipv4_array_setting ( NULL, setting, in, count );
fetch_ipv4_array_setting ( settings, setting, in, count );
for ( i = 0 ; i < count ; i++ ) {
ibft_set_ipaddr ( &ipaddr[i], in[i] );
}
@ -176,12 +178,14 @@ static int ibft_set_string ( struct ibft_strings *strings,
/**
* Fill in a string field within iBFT from configuration setting
*
* @v settings Parent settings block, or NULL
* @v strings iBFT string block descriptor
* @v string String field
* @v setting Configuration setting
* @ret rc Return status code
*/
static int ibft_set_string_setting ( struct ibft_strings *strings,
static int ibft_set_string_setting ( struct settings *settings,
struct ibft_strings *strings,
struct ibft_string *string,
const struct setting *setting ) {
struct settings *origin;
@ -189,7 +193,7 @@ static int ibft_set_string_setting ( struct ibft_strings *strings,
int len;
char *dest;
len = fetch_setting ( NULL, setting, &origin, &fetched, NULL, 0 );
len = fetch_setting ( settings, setting, &origin, &fetched, NULL, 0 );
if ( len < 0 ) {
string->offset = 0;
string->len = 0;
@ -231,6 +235,7 @@ static int ibft_fill_nic ( struct ibft_nic *nic,
struct ll_protocol *ll_protocol = netdev->ll_protocol;
struct in_addr netmask_addr = { 0 };
unsigned int netmask_count = 0;
struct settings *parent = netdev_settings ( netdev );
int rc;
/* Fill in common header */
@ -241,23 +246,23 @@ static int ibft_fill_nic ( struct ibft_nic *nic,
IBFT_FL_NIC_FIRMWARE_BOOT_SELECTED );
/* Extract values from configuration settings */
ibft_set_ipaddr_setting ( &nic->ip_address, &ip_setting, 1 );
ibft_set_ipaddr_setting ( parent, &nic->ip_address, &ip_setting, 1 );
DBG ( "iBFT NIC IP = %s\n", ibft_ipaddr ( &nic->ip_address ) );
ibft_set_ipaddr_setting ( &nic->gateway, &gateway_setting, 1 );
ibft_set_ipaddr_setting ( parent, &nic->gateway, &gateway_setting, 1 );
DBG ( "iBFT NIC gateway = %s\n", ibft_ipaddr ( &nic->gateway ) );
ibft_set_ipaddr_setting ( &nic->dns[0], &dns_setting,
ibft_set_ipaddr_setting ( NULL, &nic->dns[0], &dns_setting,
( sizeof ( nic->dns ) /
sizeof ( nic->dns[0] ) ) );
DBG ( "iBFT NIC DNS = %s", ibft_ipaddr ( &nic->dns[0] ) );
DBG ( ", %s\n", ibft_ipaddr ( &nic->dns[1] ) );
if ( ( rc = ibft_set_string_setting ( strings, &nic->hostname,
if ( ( rc = ibft_set_string_setting ( NULL, strings, &nic->hostname,
&hostname_setting ) ) != 0 )
return rc;
DBG ( "iBFT NIC hostname = %s\n",
ibft_string ( strings, &nic->hostname ) );
/* Derive subnet mask prefix from subnet mask */
fetch_ipv4_setting ( NULL, &netmask_setting, &netmask_addr );
fetch_ipv4_setting ( parent, &netmask_setting, &netmask_addr );
while ( netmask_addr.s_addr ) {
if ( netmask_addr.s_addr & 0x1 )
netmask_count++;