Search found 6 matches

by gc-wesd
Thu Dec 15, 2022 9:57 pm
Forum: ESP-IDF
Topic: esp-cryptoauthlib build error IDF 4.4.1: mbedtls_ecdsa_signature_to_asn1
Replies: 1
Views: 1414

esp-cryptoauthlib build error IDF 4.4.1: mbedtls_ecdsa_signature_to_asn1

I tried building an application using esp-cryptoauthlib with ESP-IDF 4.4.1 The build failed because because the symbol "mbedtls_ecdsa_signature_to_asn1" was not defined. I did a workspace-wide text search for that string and found defined in only two places: esp-cryptoauthlib and an example project ...
by gc-wesd
Fri Dec 02, 2022 6:37 pm
Forum: ESP-IDF
Topic: mbedcrypto lib unable to resolve external function
Replies: 0
Views: 1230

mbedcrypto lib unable to resolve external function

ESP-IDF v4.1.3 CPU: ESP32 Rev 3 I'm porting an application that builds in Linux using makefiles to Windows using cmake. The build almost succeeds except for the inability to coax the ESP-IDF mbedcrypto library to find a function located in our cryptoauthlib component. The application CMakeLists.txt ...
by gc-wesd
Thu Oct 03, 2019 1:35 pm
Forum: ESP-IDF
Topic: Adding mDNS service with HomeKit IDF
Replies: 0
Views: 1914

Adding mDNS service with HomeKit IDF

We have project built on the esp-homekit-sdk and we will be adding a service that will require mDNS advertising. Because HomeKit starts and "owns" mDNS, will I be able to add our own services, etc after HomeKit starts? Looking at the API for mDNS, it looks like we should be able to do this - has any...
by gc-wesd
Wed Jun 26, 2019 11:43 am
Forum: ESP-IDF
Topic: BLUFI Custom data - is there a size limit?
Replies: 4
Views: 5742

Re: BLUFI Custom data - is there a size limit?

Further follow-up:

The specific event we use in the Blufi event handler to receive custom data is: ESP_BLUFI_EVENT_RECV_CUSTOM_DATA
by gc-wesd
Wed Jun 26, 2019 11:40 am
Forum: ESP-IDF
Topic: BLUFI Custom data - is there a size limit?
Replies: 4
Views: 5742

Re: BLUFI Custom data - is there a size limit?

We are using the default ESP Blufi profile.

The ESP-IDF Blufi API has hooks to receive "Custom Data" via a callback handler and to send custom data via the esp_blufi_send_custom_data() function.

Thanks,
Wes
by gc-wesd
Fri Jun 21, 2019 12:12 pm
Forum: ESP-IDF
Topic: BLUFI Custom data - is there a size limit?
Replies: 4
Views: 5742

BLUFI Custom data - is there a size limit?

Hello, We are looking at using the BLUFI Custom Data method to set data in our device on the production line. Looking at the documentation for that I don't see mention of a length limit for data. If we want to send a 4K data blob using that method, will it be received as a single data item or will i...