diff options
Diffstat (limited to 'src/p2p/p2p_utils.c')
| -rw-r--r-- | src/p2p/p2p_utils.c | 58 |
1 files changed, 15 insertions, 43 deletions
diff --git a/src/p2p/p2p_utils.c b/src/p2p/p2p_utils.c index f32751d79ca8b..2e2aa8ad06f08 100644 --- a/src/p2p/p2p_utils.c +++ b/src/p2p/p2p_utils.c @@ -9,6 +9,7 @@ #include "includes.h" #include "common.h" +#include "common/defs.h" #include "common/ieee802_11_common.h" #include "p2p_i.h" @@ -67,50 +68,11 @@ int p2p_channel_to_freq(int op_class, int channel) */ int p2p_freq_to_channel(unsigned int freq, u8 *op_class, u8 *channel) { - /* TODO: more operating classes */ - if (freq >= 2412 && freq <= 2472) { - if ((freq - 2407) % 5) - return -1; - - *op_class = 81; /* 2.407 GHz, channels 1..13 */ - *channel = (freq - 2407) / 5; - return 0; - } - - if (freq == 2484) { - *op_class = 82; /* channel 14 */ - *channel = 14; - return 0; - } - - if (freq >= 5180 && freq <= 5240) { - if ((freq - 5000) % 5) - return -1; - - *op_class = 115; /* 5 GHz, channels 36..48 */ - *channel = (freq - 5000) / 5; - return 0; - } - - if (freq >= 5745 && freq <= 5805) { - if ((freq - 5000) % 5) - return -1; - - *op_class = 124; /* 5 GHz, channels 149..161 */ - *channel = (freq - 5000) / 5; - return 0; - } - - if (freq >= 58320 && freq <= 64800) { - if ((freq - 58320) % 2160) - return -1; - - *op_class = 180; /* 60 GHz, channels 1..4 */ - *channel = (freq - 56160) / 2160; - return 0; - } + if (ieee80211_freq_to_channel_ext(freq, 0, 0, op_class, channel) == + NUM_HOSTAPD_MODES) + return -1; - return -1; + return 0; } @@ -497,12 +459,22 @@ int p2p_channels_to_freqs(const struct p2p_channels *channels, int *freq_list, break; for (j = 0; j < c->channels; j++) { int freq; + unsigned int k; + if (idx + 1 == max_len) break; freq = p2p_channel_to_freq(c->reg_class, c->channel[j]); if (freq < 0) continue; + + for (k = 0; k < idx; k++) { + if (freq_list[k] == freq) + break; + } + + if (k < idx) + continue; freq_list[idx++] = freq; } } |