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* new advertisement app_data format

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This commit is contained in:
Scott Powell 2025-01-16 22:26:01 +11:00
parent 86f11d08aa
commit 9b09545379
2 changed files with 43 additions and 12 deletions
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25
examples/simple_secure_chat/main.cpp
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@ -15,10 +15,10 @@
#define LORA_FREQ 915.0
#endif
#ifndef LORA_BW
#define LORA_BW 125
#define LORA_BW 250
#endif
#ifndef LORA_SF
#define LORA_SF 9
#define LORA_SF 10
#endif
#ifndef LORA_CR
#define LORA_CR 5
@ -27,8 +27,10 @@
//#define RUN_AS_ALICE true
#if RUN_AS_ALICE
#define USER_NAME "Alice"
const char* alice_private = "B8830658388B2DDF22C3A508F4386975970CDE1E2A2A495C8F3B5727957A97629255A1392F8BA4C26A023A0DAB78BFC64D261C8E51507496DD39AFE3707E7B42";
#else
#define USER_NAME "Bob"
const char *bob_private = "30BAA23CCB825D8020A59C936D0AB7773B07356020360FC77192813640BAD375E43BBF9A9A7537E4B9614610F1F2EF874AAB390BA9B0C2F01006B01FDDFEFF0C";
#endif
const char *alice_public = "106A5136EC0DD797650AD204C065CF9B66095F6ED772B0822187785D65E11B1F";
@ -232,10 +234,25 @@ public:
return createDatagram(PAYLOAD_TYPE_TXT_MSG, recipient.id, recipient.shared_secret, temp, 5 + text_len);
}
#define ADV_TYPE_NONE 0 // unknown
#define ADV_TYPE_CHAT 1
#define ADV_TYPE_REPEATER 2
//FUTURE: 3..15
#define ADV_LATLON_MASK 0x10
#define ADV_BATTERY_MASK 0x20
#define ADV_TEMPERATURE_MASK 0x40
#define ADV_NAME_MASK 0x80
void sendSelfAdvert() {
mesh::Packet* adv = createAdvert(self_id);
uint8_t app_data[32];
app_data[0] = ADV_TYPE_CHAT | ADV_NAME_MASK;
strcpy((char *)&app_data[1], USER_NAME);
int app_data_len = 1 + strlen(USER_NAME);
mesh::Packet* adv = createAdvert(self_id, app_data, app_data_len);
if (adv) {
sendFlood(adv);
sendFlood(adv, 800); // add slight delay
Serial.println(" (advert sent).");
} else {
Serial.println(" ERROR: unable to create packet.");