Well, since you have asked... I am seeing a consistent error with mbed-tls for esp-azure connection to cloud. My code has been working well before I tried compiling with newlib nano. IDF is v4.0 release. I do not have in any of my code %lld or %llx in any printf-type functions.
A trick I learned on this forum a few months ago was to enable CONFIG_MBEDTLS_DEBUG so I did that and below is the output. The error occurs as the handshaking begins.
Code: Select all
2020-06-04T04:38:26+03:00, D, 27785, "esp-tls", "host:Carrion-IOTHub.azure-devices.net: strlen 34"
2020-06-04T04:38:26+03:00, D, 27982, "esp-tls", "connecting..."
2020-06-04T04:38:27+03:00, D, 28521, "esp-tls", "handshake in progress..."
2020-06-04T04:38:27+03:00, I, 28523, "mbedtls", "ssl_tls.c:8084 => handshake
"
2020-06-04T04:38:27+03:00, I, 28526, "mbedtls", "ssl_cli.c:3510 client state: 0
"
2020-06-04T04:38:27+03:00, I, 28535, "mbedtls", "ssl_tls.c:2755 => flush output
"
2020-06-04T04:38:27+03:00, I, 28543, "mbedtls", "ssl_tls.c:2767 <= flush output
"
2020-06-04T04:38:27+03:00, I, 28551, "mbedtls", "ssl_cli.c:3510 client state: 1
"
2020-06-04T04:38:27+03:00, I, 28559, "mbedtls", "ssl_tls.c:2755 => flush output
"
2020-06-04T04:38:27+03:00, I, 28568, "mbedtls", "ssl_tls.c:2767 <= flush output
"
2020-06-04T04:38:27+03:00, I, 28576, "mbedtls", "ssl_cli.c:774 => write client hello
"
2020-06-04T04:38:27+03:00, D, 28585, "mbedtls", "ssl_cli.c:812 client hello, max version: [3:3]
"
2020-06-04T04:38:27+03:00, D, 28594, "mbedtls", "ssl_cli.c:703 client hello, current time: 1591234707
"
2020-06-04T04:38:27+03:00, D, 28603, "mbedtls", "ssl_cli.c:821 dumping 'client hello, random bytes' (32 bytes)
"
2020-06-04T04:38:27+03:00, D, 28614, "mbedtls", "ssl_cli.c:821 0000: 5e d8 50 93 a2 83 92 26 60 93 57 69 00 4c c9 84 ^.P....&`.Wi.L..
"
2020-06-04T04:38:27+03:00, D, 28626, "mbedtls", "ssl_cli.c:821 0010: a0 41 13 d8 a2 12 9d 47 35 db 0f 49 51 e1 a0 ef .A.....G5..IQ...
"
2020-06-04T04:38:27+03:00, D, 28639, "mbedtls", "ssl_cli.c:874 client hello, session id len.: 0
"
2020-06-04T04:38:27+03:00, D, 28648, "mbedtls", "ssl_cli.c:875 dumping 'client hello, session id' (0 bytes)
"
2020-06-04T04:38:27+03:00, D, 28658, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02c
"
2020-06-04T04:38:27+03:00, D, 28667, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c030
"
2020-06-04T04:38:27+03:00, D, 28676, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 009f
"
2020-06-04T04:38:27+03:00, D, 28684, "LED DISP", "LED Que cmd 1, patn 3"
2020-06-04T04:38:27+03:00, D, 28687, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0ad
"
2020-06-04T04:38:27+03:00, D, 28702, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c09f
"
2020-06-04T04:38:27+03:00, D, 28711, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c024
"
2020-06-04T04:38:27+03:00, D, 28720, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c028
"
2020-06-04T04:38:27+03:00, D, 28730, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 006b
"
2020-06-04T04:38:27+03:00, D, 28739, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c00a
"
2020-06-04T04:38:27+03:00, D, 28748, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c014
"
2020-06-04T04:38:27+03:00, D, 28757, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 0039
"
2020-06-04T04:38:27+03:00, D, 28767, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0af
"
2020-06-04T04:38:27+03:00, D, 28776, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0a3
"
2020-06-04T04:38:27+03:00, D, 28785, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02b
"
2020-06-04T04:38:27+03:00, D, 28794, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02f
"
2020-06-04T04:38:27+03:00, D, 28804, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 009e
"
2020-06-04T04:38:27+03:00, D, 28813, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0ac
"
2020-06-04T04:38:27+03:00, D, 28822, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c09e
"
2020-06-04T04:38:27+03:00, D, 28832, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c023
"
2020-06-04T04:38:27+03:00, D, 28841, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c027
"
2020-06-04T04:38:27+03:00, D, 28850, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 0067
"
2020-06-04T04:38:27+03:00, D, 28859, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c009
"
2020-06-04T04:38:27+03:00, D, 28869, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c013
"
2020-06-04T04:38:27+03:00, D, 28878, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 0033
"
2020-06-04T04:38:27+03:00, D, 28887, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0ae
"
2020-06-04T04:38:27+03:00, D, 28897, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0a2
"
2020-06-04T04:38:27+03:00, D, 28906, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 009d
"
2020-06-04T04:38:27+03:00, D, 28915, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c09d
"
2020-06-04T04:38:27+03:00, D, 28924, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 003d
"
2020-06-04T04:38:27+03:00, D, 28934, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 0035
"
2020-06-04T04:38:27+03:00, D, 28943, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c032
"
2020-06-04T04:38:27+03:00, D, 28952, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02a
"
2020-06-04T04:38:27+03:00, D, 28962, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c00f
"
2020-06-04T04:38:27+03:00, D, 28971, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02e
"
2020-06-04T04:38:27+03:00, D, 28980, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c026
"
2020-06-04T04:38:27+03:00, D, 28989, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c005
"
2020-06-04T04:38:27+03:00, D, 28999, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0a1
"
2020-06-04T04:38:27+03:00, D, 29008, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 009c
"
2020-06-04T04:38:27+03:00, D, 29017, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c09c
"
2020-06-04T04:38:27+03:00, D, 29027, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 003c
"
2020-06-04T04:38:27+03:00, D, 29036, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: 002f
"
2020-06-04T04:38:27+03:00, D, 29045, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c031
"
2020-06-04T04:38:27+03:00, D, 29054, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c029
"
2020-06-04T04:38:27+03:00, D, 29064, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c00e
"
2020-06-04T04:38:27+03:00, D, 29073, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c02d
"
2020-06-04T04:38:28+03:00, D, 29082, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c025
"
2020-06-04T04:38:28+03:00, D, 29092, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c004
"
2020-06-04T04:38:28+03:00, D, 29101, "mbedtls", "ssl_cli.c:922 client hello, add ciphersuite: c0a0
"
2020-06-04T04:38:28+03:00, D, 29110, "mbedtls", "ssl_cli.c:934 client hello, got 48 ciphersuites (excluding SCSVs)
"
2020-06-04T04:38:28+03:00, D, 29121, "mbedtls", "ssl_cli.c:943 adding EMPTY_RENEGOTIATION_INFO_SCSV
"
2020-06-04T04:38:28+03:00, D, 29130, "mbedtls", "ssl_cli.c:992 client hello, compress len.: 1
"
2020-06-04T04:38:28+03:00, D, 29139, "mbedtls", "ssl_cli.c:994 client hello, compress alg.: 0
"
2020-06-04T04:38:28+03:00, D, 29148, "mbedtls", "ssl_cli.c:69 client hello, adding server name extension: Carrion-IOTHub.azure-devices.net
"
2020-06-04T04:38:28+03:00, D, 29161, "mbedtls", "ssl_cli.c:186 client hello, adding signature_algorithms extension
"
2020-06-04T04:38:28+03:00, D, 29172, "mbedtls", "ssl_cli.c:271 client hello, adding supported_elliptic_curves extension
"
2020-06-04T04:38:28+03:00, D, 29183, "mbedtls", "ssl_cli.c:336 client hello, adding supported_point_formats extension
"
2020-06-04T04:38:28+03:00, D, 29194, "mbedtls", "ssl_cli.c:518 client hello, adding encrypt_then_mac extension
"
2020-06-04T04:38:28+03:00, D, 29204, "mbedtls", "ssl_cli.c:552 client hello, adding extended_master_secret extension
"
2020-06-04T04:38:28+03:00, D, 29215, "mbedtls", "ssl_cli.c:585 client hello, adding session ticket extension
"
2020-06-04T04:38:28+03:00, D, 29225, "mbedtls", "ssl_cli.c:1071 client hello, total extension length: 115
"
2020-06-04T04:38:28+03:00, I, 29235, "mbedtls", "ssl_tls.c:3184 => write handshake message
"
2020-06-04T04:38:28+03:00, I, 29245, "mbedtls", "ssl_tls.c:3343 => write record
"
2020-06-04T04:38:28+03:00, D, 29252, "mbedtls", "ssl_tls.c:3423 output record: msgtype = 22, version = [3:1], msglen = 258
"
2020-06-04T04:38:28+03:00, I, 29265, "mbedtls", "ssl_tls.c:2755 => flush output
"
2020-06-04T04:38:28+03:00, I, 29272, "mbedtls", "ssl_tls.c:2774 message length: 263, out_left: 263
"
2020-06-04T04:38:28+03:00, I, 29284, "mbedtls", "ssl_tls.c:2779 ssl->f_send() returned 263 (-0xfffffef9)
"
2020-06-04T04:38:28+03:00, I, 29292, "mbedtls", "ssl_tls.c:2807 <= flush output
"
2020-06-04T04:38:28+03:00, I, 29300, "mbedtls", "ssl_tls.c:3476 <= write record
"
2020-06-04T04:38:28+03:00, I, 29309, "mbedtls", "ssl_tls.c:3320 <= write handshake message
"
2020-06-04T04:38:28+03:00, I, 29318, "mbedtls", "ssl_cli.c:1106 <= write client hello
"
2020-06-04T04:38:28+03:00, I, 29327, "mbedtls", "ssl_cli.c:3510 client state: 2
"
2020-06-04T04:38:28+03:00, I, 29335, "mbedtls", "ssl_tls.c:2755 => flush output
"
2020-06-04T04:38:28+03:00, I, 29343, "mbedtls", "ssl_tls.c:2767 <= flush output
"
2020-06-04T04:38:28+03:00, I, 29351, "mbedtls", "ssl_cli.c:1499 => parse server hello
"
2020-06-04T04:38:28+03:00, I, 29360, "mbedtls", "ssl_tls.c:4311 => read record
"
2020-06-04T04:38:28+03:00, I, 29368, "mbedtls", "ssl_tls.c:2536 => fetch input
"
2020-06-04T04:38:28+03:00, I, 29377, "mbedtls", "ssl_tls.c:2697 in_left: 0, nb_want: 5
"
2020-06-04T04:38:28+03:00, I, 29386, "mbedtls", "ssl_tls.c:2721 in_left: 0, nb_want: 5
"
2020-06-04T04:38:28+03:00, I, 29394, "mbedtls", "ssl_tls.c:8094 <= handshake
"
2020-06-04T04:38:28+03:00, D, 29502, "esp-tls", "handshake in progress..."
2020-06-04T04:38:28+03:00, I, 29505, "mbedtls", "ssl_tls.c:8084 => handshake
"
2020-06-04T04:38:28+03:00, I, 29508, "mbedtls", "ssl_cli.c:3510 client state: 2
"
2020-06-04T04:38:28+03:00, I, 29515, "mbedtls", "ssl_tls.c:2755 => flush output
"
2020-06-04T04:38:28+03:00, I, 29524, "mbedtls", "ssl_tls.c:2767 <= flush output
"
2020-06-04T04:38:28+03:00, I, 29532, "mbedtls", "ssl_cli.c:1499 => parse server hello
"
2020-06-04T04:38:28+03:00, I, 29541, "mbedtls", "ssl_tls.c:4311 => read record
"
2020-06-04T04:38:28+03:00, I, 29549, "mbedtls", "ssl_tls.c:2536 => fetch input
"
2020-06-04T04:38:28+03:00, I, 29557, "mbedtls", "ssl_tls.c:2697 in_left: 0, nb_want: 5
"
2020-06-04T04:38:28+03:00, I, 29567, "mbedtls", "ssl_tls.c:2721 in_left: 0, nb_want: 5
"
2020-06-04T04:38:28+03:00, I, 29575, "mbedtls", "ssl_tls.c:2722 ssl->f_recv(_timeout)() returned 0 (-0x0000)
"
2020-06-04T04:38:28+03:00, W, 29585, "mbedtls", "ssl_tls.c:4973 mbedtls_ssl_fetch_input() returned -29312 (-0x7280)
"
2020-06-04T04:38:28+03:00, W, 29597, "mbedtls", "ssl_tls.c:4344 ssl_get_next_record() returned -29312 (-0x7280)
"
2020-06-04T04:38:28+03:00, W, 29608, "mbedtls", "ssl_cli.c:1506 mbedtls_ssl_read_record() returned -29312 (-0x7280)
"
2020-06-04T04:38:28+03:00, I, 29619, "mbedtls", "ssl_tls.c:8094 <= handshake
"
2020-06-04T04:38:28+03:00, E, 29627, "esp-tls", "mbedtls_ssl_handshake returned -0x7280"
2020-06-04T04:38:29+03:00, D, 30683, "LED DISP", "LED Que cmd 1, patn 1"