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| void openssl_res_err(int result, char* where) { | ||
| if (result != 0) { | ||
| printf("Failed '%s': %d - %s\n", where, result, ERR_reason_error_string(ERR_get_error())); | ||
| exit(0); |
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Do we need to exit here?
Maybe it's useful to proceed and see what happens afterwards.
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With my 0094, it can reach the menu:
1 - Scan fingerprint
2 - Test leds
0 - Exit
But none of them works. The device replies with 0404.
I think the exit may still be necessary to guarantee a proper process.
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It's necessary to have a EC_KEY_check_key there and fail it if the private key not suitable, because I did a workaround during the parse of private key, which may lead some errors...
Before doing that, the header check and the padding check for the private key always failed.
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Add macro and function to display openssl error info.
Before, during my debug, while private key validation failed, it shows:
It may mislead someone who is debugging on the device.
Now it can show the right error information: