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Introduce red_link_info_test_capability()

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This just hides a bit of pointer arithmetic away from reds_send_link_ack.
This helper will be used in the next commits.
This commit is contained in:
Christophe Fergeau 2014-03-05 11:59:37 +01:00
parent ef44803a3a
commit 24bebaa855
1 changed files with 18 additions and 3 deletions
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21
server/reds.c
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@ -1329,6 +1329,22 @@ static void reds_channel_init_auth_caps(RedLinkInfo *link, RedChannel *channel)
red_channel_set_common_cap(channel, SPICE_COMMON_CAP_PROTOCOL_AUTH_SELECTION);
}
static const uint32_t *red_link_info_get_caps(const RedLinkInfo *link)
{
const uint8_t *caps_start = (const uint8_t *)link->link_mess;
return (const uint32_t *)(caps_start + link->link_mess->caps_offset);
}
static bool red_link_info_test_capability(const RedLinkInfo *link, uint32_t cap)
{
const uint32_t *caps = red_link_info_get_caps(link);
return test_capability(caps, link->link_mess->num_common_caps, cap);
}
static int reds_send_link_ack(RedLinkInfo *link)
{
SpiceLinkHeader header;
@ -2050,7 +2066,6 @@ static void reds_handle_read_link_done(void *opaque)
RedLinkInfo *link = (RedLinkInfo *)opaque;
SpiceLinkMess *link_mess = link->link_mess;
uint32_t num_caps = link_mess->num_common_caps + link_mess->num_channel_caps;
uint32_t *caps = (uint32_t *)((uint8_t *)link_mess + link_mess->caps_offset);
int auth_selection;
if (num_caps && (num_caps * sizeof(uint32_t) + link_mess->caps_offset >
@ -2061,8 +2076,8 @@ static void reds_handle_read_link_done(void *opaque)
return;
}
auth_selection = test_capability(caps, link_mess->num_common_caps,
SPICE_COMMON_CAP_PROTOCOL_AUTH_SELECTION);
auth_selection = red_link_info_test_capability(link,
SPICE_COMMON_CAP_PROTOCOL_AUTH_SELECTION);
if (!reds_security_check(link)) {
if (reds_stream_is_ssl(link->stream)) {