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321b30ca56
micropython/extmod
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Keenan Johnson 321b30ca56 extmod/modtls_mbedtls: Wire in support for DTLS. 
This commit enables support for DTLS, i.e. TLS over datagram transport
protocols like UDP.  While support for DTLS is absent in CPython, it is
worth supporting it in MicroPython because it is the basis of the
ubiquitous CoAP protocol, used in many IoT projects.

To select DTLS, a new set of "protocols" are added to SSLContext:
- ssl.PROTOCOL_DTLS_CLIENT
- ssl.PROTOCOL_DTLS_SERVER

If one of these is set, the library assumes that the underlying socket is a
datagram-like socket (i.e. UDP or similar).

Our own timer callbacks are implemented because the out of the box
implementation relies on `gettimeofday()`.

This new DTLS feature is enabled on all ports that use mbedTLS.

This commit is an update to a previous PR #10062.

Addresses issue #5270 which requested DTLS support.

Signed-off-by: Keenan Johnson <keenan.johnson@gmail.com>
2025-02-14 12:55:25 +11:00
..
asyncio extmod/asyncio: Make current_task raise exception when there is no task. 2024-02-28 15:48:51 +11:00
axtls-include all: Prune trailing whitespace. 2024-03-07 16:25:17 +11:00
berkeley-db all: Update extmod, ports, examples to build with new berkeley-db lib. 2024-03-16 12:19:12 +11:00
btstack all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
libmetal extmod/libmetal: Fix libmetal rules for mkdir dependencies. 2024-09-06 17:14:03 +10:00
lwip-include extmod/lwip-include: Increase number of lwIP timers when mDNS enabled. 2025-02-14 12:32:00 +11:00
mbedtls extmod/modtls_mbedtls: Wire in support for DTLS. 2025-02-14 12:55:25 +11:00
nimble extmod/nimble: Remove asserts of ediv_rand_present and adjust comments. 2024-11-05 11:27:06 +11:00
extmod.cmake extmod/modmarshal: Add new marshal module. 2025-02-11 16:54:20 +11:00
extmod.mk extmod/modmarshal: Add new marshal module. 2025-02-11 16:54:20 +11:00
font_petme128_8x8.h extmod: Move font_petme128_8x8.h from ports/stm32 to extmod. 2022-05-05 13:30:40 +10:00
machine_adc_block.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_adc.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_bitstream.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_i2c.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_i2s.c esp32/machine_i2s: Integrate new I2S IDF driver. 2024-03-08 13:31:02 +11:00
machine_mem.c extmod/modmachine: Add MICROPY_PY_MACHINE_MEMX configuration option. 2024-03-15 12:04:34 +11:00
machine_pinbase.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_pulse.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_pwm.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_signal.c extmod/modmachine: Add MICROPY_PY_MACHINE_SIGNAL configuration option. 2024-03-15 12:04:25 +11:00
machine_spi.c extmod/machine_spi: Support firstbit=LSB for machine.SoftSPI. 2024-07-12 22:59:31 +10:00
machine_timer.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_uart.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
machine_usb_device.c extmod/machine_usb_device: Add USBDevice.remote_wakeup method. 2024-07-02 10:23:26 +10:00
machine_wdt.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
misc.h extmod/os_dupterm: Let mp_os_dupterm_tx_strn() return num bytes written. 2023-12-22 10:26:52 +11:00
modasyncio.c extmod/modasyncio: Add support for a callback on TaskQueue push. 2024-06-20 00:11:05 +10:00
modbinascii.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modbluetooth.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modbluetooth.h all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modbtree.c extmod/modbtree: Add checks for already-closed database. 2024-07-22 10:42:29 +10:00
modcryptolib.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
moddeflate.c extmod/moddeflate: Add missing size_t cast. 2025-01-02 13:33:39 +11:00
modframebuf.c extmod/modframebuf: Fix 0 radius bug in FrameBuffer.ellipse. 2024-11-28 22:56:44 +11:00
modhashlib.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modheapq.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modjson.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modlwip.c extmod/modlwip: Fix incorrect peer address for IPv6. 2025-01-29 10:49:34 +11:00
modmachine.c extmod/modmachine: Use sys.exit as implementation of machine.soft_reset. 2024-07-20 12:18:07 +10:00
modmachine.h extmod/machine_usb_device: Add support for Python USB devices. 2024-03-15 14:22:11 +11:00
modmarshal.c extmod/modmarshal: Add new marshal module. 2025-02-11 16:54:20 +11:00
modnetwork.c extmod/network_ppp_lwip: Add network.PPP via lwIP. 2024-08-29 23:46:13 +10:00
modnetwork.h extmod/network_ppp_lwip: Add network.PPP via lwIP. 2024-08-29 23:46:13 +10:00
modonewire.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modopenamp_remoteproc_store.c extmod/modopenamp: Add support for building Open-AMP on device side. 2024-08-08 17:59:32 +10:00
modopenamp_remoteproc.c extmod/modopenamp: Add support for building Open-AMP on device side. 2024-08-08 17:59:32 +10:00
modopenamp_remoteproc.h extmod/modopenamp_remoteproc: Add new OpenAMP RemoteProc class. 2024-03-15 18:11:28 +11:00
modopenamp.c extmod/modopenamp: Use mp_event_* functions for poll/wait. 2024-08-08 18:02:21 +10:00
modopenamp.h extmod/modopenamp_remoteproc: Add new OpenAMP RemoteProc class. 2024-03-15 18:11:28 +11:00
modos.c extmod/vfs: Guard mutating fs functions with MICROPY_VFS_WRITABLE. 2024-12-20 21:58:50 +11:00
modplatform.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modplatform.h extmod/modplatform: Distinguish RISC-V 64 from RISC-V 32. 2024-12-10 12:10:36 +11:00
modrandom.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modre.c py: Add new cstack API for stack checking, with limit margin macro. 2024-08-14 12:55:45 +10:00
modselect.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modsocket.c extmod/modsocket: Add missing static in private function definitions. 2025-01-02 13:33:39 +11:00
modtime.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modtime.h all: Rename *umodule*.h to remove the "u" prefix. 2023-06-08 17:54:14 +10:00
modtls_axtls.c extmod/modtls_axtls: Add verify_mode and CERT_NONE constant. 2024-03-28 17:36:13 +11:00
modtls_mbedtls.c extmod/modtls_mbedtls: Wire in support for DTLS. 2025-02-14 12:55:25 +11:00
moductypes.c extmod/moductypes: Fix large return values of addressof and INT_MAYBE. 2024-12-18 11:00:08 +11:00
modvfs.c extmod/vfs_rom: Add VfsRom filesystem object. 2024-12-23 13:04:54 +11:00
modwebrepl.c all: Use new mp_obj_new_str_from_cstr() function. 2024-07-04 15:55:03 +10:00
modwebsocket.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
modwebsocket.h all: Rename *umodule*.h to remove the "u" prefix. 2023-06-08 17:54:14 +10:00
mpbthci.c extmod/modbluetooth: Refactor stack/hci/driver/port bindings. 2020-09-08 11:41:31 +10:00
mpbthci.h extmod/nimble: Add support for reading whole HCI UART packets. 2022-06-03 11:53:28 +10:00
network_cyw43.c extmod/network_cyw43: Allow configuring active AP interface. 2024-11-20 14:42:26 +11:00
network_cyw43.h extmod: Add network-level class binding to cyw43 driver. 2019-06-03 16:47:35 +10:00
network_esp_hosted.c all: Use new mp_obj_new_str_from_cstr() function. 2024-07-04 15:55:03 +10:00
network_lwip.c all: Use new mp_obj_new_str_from_cstr() function. 2024-07-04 15:55:03 +10:00
network_ninaw10.c extmod/network_nina: Fix the AP security mode constants. 2024-07-12 01:03:46 +10:00
network_ppp_lwip.c extmod/network_ppp: Allow stream=None to suspend PPP. 2024-11-13 13:11:32 +11:00
network_wiznet5k.c extmod/network_wiznet5k: Reset mDNS when interface is brought up. 2024-10-23 16:29:28 +11:00
os_dupterm.c extmod/os_dupterm: Handle exception properly when it occurs in parallel. 2024-03-16 10:59:03 +11:00
vfs_blockdev.c extmod/vfs_blockdev: Support bool return from Python read/write blocks. 2024-11-13 14:21:29 +11:00
vfs_fat_diskio.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
vfs_fat_file.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
vfs_fat.c extmod/vfs_fat: Set default volume label on mkfs if it's defined. 2024-07-23 11:39:17 +10:00
vfs_fat.h extmod: Factor out block-device struct to make independent of fatfs. 2019-10-29 12:12:37 +11:00
vfs_lfs.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
vfs_lfs.h extmod: Add VFS littlefs bindings. 2019-10-29 14:17:29 +11:00
vfs_lfsx_file.c all: Remove the "STATIC" macro and just use "static" instead. 2024-03-07 14:20:42 +11:00
vfs_lfsx.c all: Use new mp_obj_new_str_from_cstr() function. 2024-07-04 15:55:03 +10:00
vfs_posix_file.c extmod/vfs_posix_file: Skip flush of tty handles in msvc debug builds. 2024-10-09 15:03:07 +11:00
vfs_posix.c all: Use new mp_obj_new_str_from_cstr() function. 2024-07-04 15:55:03 +10:00
vfs_posix.h extmod/vfs: Introduce a C-level VFS protocol, with fast import_stat. 2018-06-06 14:33:42 +10:00
vfs_reader.c extmod/vfs_reader: Add support for opening a memory-mappable file. 2024-12-23 13:04:54 +11:00
vfs_rom_file.c extmod/vfs_rom: Add VfsRom filesystem object. 2024-12-23 13:04:54 +11:00
vfs_rom.c extmod/vfs_rom: Remove ability to create VfsRom from an address. 2025-02-11 17:56:13 +11:00
vfs_rom.h extmod/vfs_rom: Add VfsRom filesystem object. 2024-12-23 13:04:54 +11:00
vfs.c extmod/vfs: Guard mutating fs functions with MICROPY_VFS_WRITABLE. 2024-12-20 21:58:50 +11:00
vfs.h extmod/vfs: Guard mutating fs functions with MICROPY_VFS_WRITABLE. 2024-12-20 21:58:50 +11:00
virtpin.c py/obj: Add accessors for type slots and use everywhere. 2022-09-19 19:06:07 +10:00
virtpin.h all: Unify header guard usage. 2017-07-18 11:57:39 +10:00