src/p2p/p2p_utils.c

87 	for (i = 0; i < a->channels; i++) {
88 		for (j = 0; j < b->channels; j++) {
91 			res->channel[res->channels] = a->channel[i];
92 			res->channels++;
93 			if (res->channels == P2P_MAX_REG_CLASS_CHANNELS)
102  * @a: First set of supported channels
103  * @b: Second set of supported channels
104  * @res: Data structure for returning the intersection of support channels
106  * This function can be used to find a common set of supported channels. Both
107  * input channels sets are assumed to use the same country code. If different
128 			if (res->reg_class[res->reg_classes].channels) {
143 	for (i = 0; i < b_cl->channels; i++) {
144 		for (j = 0; j < cl->channels; j++) {
148 		if (j == cl->channels) {
149 			if (cl->channels == P2P_MAX_REG_CLASS_CHANNELS)
151 			cl->channel[cl->channels++] = b_cl->channel[i];
160  * @b: Second set of channels
198  * @a: First set of channels
199  * @b: Second set of channels
200  * @res: Data structure for returning the union of channels
224 		while (c < op->channels) {
228 				op->channels--;
231 					   op->channels - c);
236 		if (op->channels == 0) {
249  * @channels: List of supported channels
254 int p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class,
258 	for (i = 0; i < channels->reg_classes; i++) {
259 		const struct p2p_reg_class *reg = &channels->reg_class[i];
262 		for (j = 0; j < reg->channels; j++) {
271 int p2p_channels_includes_freq(const struct p2p_channels *channels,
275 	for (i = 0; i < channels->reg_classes; i++) {
276 		const struct p2p_reg_class *reg = &channels->reg_class[i];
277 		for (j = 0; j < reg->channels; j++) {
292 	return p2p_channels_includes(&p2p->cfg->channels, op_reg_class,
302 	return p2p_channels_includes(&p2p->cfg->channels, op_reg_class,
313 	return p2p_channels_includes(&p2p->cfg->channels, op_reg_class,
321 			       const struct p2p_channels *channels)
325 	const struct p2p_channels *tmpc = channels ?
326 		channels : &p2p->cfg->channels;
359 		for (j = 0; j < c->channels; j++) {
374 static u8 p2p_channel_pick_random(const u8 *channels, unsigned int num_channels)
380 	return channels[r];
393 			if (c->channels == 0)
398 				 * Pick one of the available channels in the
403 					c->channel, c->channels);
423 	/* Try to find available social channels from 2.4 GHz.
424 	 * If the avoid_list includes any of the 2.4 GHz social channels, that
442 	/* Try to find available social channels from 60 GHz */
459 int p2p_channels_to_freqs(const struct p2p_channels *channels, int *freq_list,
464 	if (!channels || max_len == 0)
467 	for (i = 0, idx = 0; i < channels->reg_classes; i++) {
468 		const struct p2p_reg_class *c = &channels->reg_class[i];
473 		for (j = 0; j < c->channels; j++) {