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P2P: Share code for p2p_connect/authorize channel preparation

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Jouni Malinen 2010-10-14 12:45:15 +03:00 committed by Jouni Malinen
parent 1e19f73495
commit 7861cb08c9
1 changed files with 24 additions and 47 deletions
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71
src/p2p/p2p.c
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@ -797,20 +797,8 @@ void p2p_stop_find(struct p2p_data *p2p)
}
int p2p_connect(struct p2p_data *p2p, const u8 *peer_addr,
enum p2p_wps_method wps_method,
int go_intent, const u8 *own_interface_addr,
unsigned int force_freq, int persistent_group)
static int p2p_prepare_channel(struct p2p_data *p2p, unsigned int force_freq)
{
struct p2p_device *dev;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Request to start group negotiation - peer=" MACSTR
" GO Intent=%d Intended Interface Address=" MACSTR
" wps_method=%d persistent_group=%d",
MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
wps_method, persistent_group);
if (force_freq) {
u8 op_reg_class, op_channel;
if (p2p_freq_to_channel(p2p->cfg->country, force_freq,
@ -846,6 +834,27 @@ int p2p_connect(struct p2p_data *p2p, const u8 *peer_addr,
p2p->op_reg_class, p2p->op_channel,
force_freq ? " (forced)" : "");
return 0;
}
int p2p_connect(struct p2p_data *p2p, const u8 *peer_addr,
enum p2p_wps_method wps_method,
int go_intent, const u8 *own_interface_addr,
unsigned int force_freq, int persistent_group)
{
struct p2p_device *dev;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Request to start group negotiation - peer=" MACSTR
" GO Intent=%d Intended Interface Address=" MACSTR
" wps_method=%d persistent_group=%d",
MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
wps_method, persistent_group);
if (p2p_prepare_channel(p2p, force_freq) < 0)
return -1;
dev = p2p_get_device(p2p, peer_addr);
if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
@ -928,40 +937,8 @@ int p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr,
MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
wps_method, persistent_group);
if (force_freq) {
u8 op_reg_class, op_channel;
if (p2p_freq_to_channel(p2p->cfg->country, force_freq,
&op_reg_class, &op_channel) < 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Unsupported frequency %u MHz",
force_freq);
return -1;
}
if (!p2p_channels_includes(&p2p->cfg->channels, op_reg_class,
op_channel)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Frequency %u MHz (oper_class %u "
"channel %u) not allowed for P2P",
force_freq, op_reg_class, op_channel);
return -1;
}
p2p->op_reg_class = op_reg_class;
p2p->op_channel = op_channel;
p2p->channels.reg_classes = 1;
p2p->channels.reg_class[0].channels = 1;
p2p->channels.reg_class[0].reg_class = p2p->op_reg_class;
p2p->channels.reg_class[0].channel[0] = p2p->op_channel;
} else {
p2p->op_reg_class = p2p->cfg->op_reg_class;
p2p->op_channel = p2p->cfg->op_channel;
os_memcpy(&p2p->channels, &p2p->cfg->channels,
sizeof(struct p2p_channels));
}
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Own preference for operation channel: "
"Regulatory Class %u Channel %u%s",
p2p->op_reg_class, p2p->op_channel,
force_freq ? " (forced)" : "");
if (p2p_prepare_channel(p2p, force_freq) < 0)
return -1;
dev = p2p_get_device(p2p, peer_addr);
if (dev == NULL) {