New Development Release v1.19.0.b4

Added Feautures:
	- Added RTC memory support
	- Added uasyncio module
	- Added Lora mesh functionality with openthread protocol
Fixes:
	- Fixed problems with Non-Blocking Sockets
	- Updated broken link in Contributing agreement

Author: iwahdan88

CONTRIBUTING.md

@@ -1,4 +1,4 @@
-To get started, <a href="https://www.clahub.com/agreements/pycom/pycom-micropython">sign the Contributor License Agreement</a>.
+To get started, <a href="https://www.clahub.com/agreements/pycom/pycom-micropython-sigfox">sign the Contributor License Agreement</a>.
 
 When reporting an issue and especially submitting a pull request, please
 make sure that you are acquainted with Contributor Guidelines:

esp32/Makefile

@@ -83,8 +83,8 @@ LIBS = -L$(ESP_IDF_COMP_PATH)/esp32/lib -L$(ESP_IDF_COMP_PATH)/esp32/ld -L$(ESP_
        $(ESP_IDF_COMP_PATH)/newlib/lib/libm-psram-workaround.a \
        $(ESP_IDF_COMP_PATH)/newlib/lib/libc-psram-workaround.a \
        -lfreertos -ljson -ljsmn -llwip -lnewlib -lvfs -lopenssl -lmbedtls -lwpa_supplicant \
-       -lxtensa-debug-module -lbt -lsdmmc -lsoc -lheap -lbootloader_support -lmicro-ecc -u ld_include_panic_highint_hdl \
-
+       -lxtensa-debug-module -lbt -lsdmmc -lsoc -lheap -lbootloader_support -lmicro-ecc -lopenthread \
+			 -u ld_include_panic_highint_hdl
 ifeq ($(BOARD), $(filter $(BOARD), FIPY))
     LIBS += sigfox/modsigfox_fipy.a
 endif

esp32/application.mk

@@ -71,6 +71,7 @@ APP_INC += -I../lib/oofatfs
 APP_INC += -I../lib
 APP_INC += -I../drivers/sx127x
 APP_INC += -I../ports/stm32
+APP_INC += -I$(ESP_IDF_COMP_PATH)/openthread/src
 
 APP_MAIN_SRC_C = \
 	main.c \
@@ -127,7 +128,6 @@ APP_MODS_SRC_C = $(addprefix mods/,\
 	modusocket.c \
 	modnetwork.c \
 	modwlan.c \
-	moduselect.c \
 	modutime.c \
 	modpycom.c \
 	moduqueue.c \
@@ -191,6 +191,11 @@ APP_LORA_SRC_C = $(addprefix lora/,\
 	sx1276-board.c \
 	sx1272-board.c \
 	board.c \
+	otplat_alarm.c \
+	otplat_radio.c \
+	ot-settings.c \
+	ot-log.c \
+	ot-task.c \
 	)
 
 APP_LIB_LORA_SRC_C = $(addprefix lib/lora/,\
@@ -435,7 +440,7 @@ SIGN_BINARY = $(ESPSECUREPY) sign_data --keyfile $(SECURE_KEY)
 
 # actual command for signing a binary
 # it should be used as:
-# $(ENCRYPT_BINARY) $(ENCRYPT_0x10000) -o image_encrypt.bin image.bin 
+# $(ENCRYPT_BINARY) $(ENCRYPT_0x10000) -o image_encrypt.bin image.bin
 ENCRYPT_BINARY = $(ESPSECUREPY) encrypt_flash_data --keyfile $(ENCRYPT_KEY)
 ENCRYPT_0x10000 = --address 0x10000
 ENCRYPT_0x1A0000 = --address 0x1A0000
@@ -466,20 +471,20 @@ CFLAGS += -DCONFIG_SECURE_BOOT_ENABLED=1
 # find the configured private key file
 ORIG_SECURE_KEY := $(call resolvepath,$(call dequote,$(SECURE_KEY)),$(PROJECT_PATH))
 
-$(ORIG_SECURE_KEY): 
+$(ORIG_SECURE_KEY):
 	$(ECHO) "Secure boot signing key '$@' missing. It can be generated using: "
 	$(ECHO) "$(ESPSECUREPY) generate_signing_key $(SECURE_KEY)"
 	exit 1
 
-# public key name; the name is important 
+# public key name; the name is important
 # because it will go into the elf with symbols having name derived out of this one
 SECURE_BOOT_VERIFICATION_KEY = signature_verification_key.bin
 
 # verification key derived from signing key.
 $(SECURE_BOOT_VERIFICATION_KEY): $(ORIG_SECURE_KEY)
 	$(ESPSECUREPY) extract_public_key --keyfile $< $@
 
-# key used for bootloader digest 
+# key used for bootloader digest
 SECURE_BOOTLOADER_KEY = secure-bootloader-key.bin
 
 $(SECURE_BOOTLOADER_KEY): $(ORIG_SECURE_KEY)
@@ -490,15 +495,15 @@ BOOTLOADER_REFLASH_DIGEST = 	$(BUILD)/bootloader/bootloader-reflash-digest.bin
 BOOTLOADER_REFLASH_DIGEST_ENC = $(BOOTLOADER_REFLASH_DIGEST)_enc
 
 ORIG_ENCRYPT_KEY := $(call resolvepath,$(call dequote,$(ENCRYPT_KEY)),$(PROJECT_PATH))
-$(ORIG_ENCRYPT_KEY): 
+$(ORIG_ENCRYPT_KEY):
 	$(ECHO) "WARNING: Encryption key '$@' missing. It can be created using: "
 	$(ECHO) "$(ESPSECUREPY) generate_flash_encryption_key $(ENCRYPT_KEY)"
 	exit 1
-	
+
 else #ifeq ($(SECURE), on)
-SECURE_BOOT_VERIFICATION_KEY = 
-SECURE_BOOTLOADER_KEY = 
-ORIG_ENCRYPT_KEY = 
+SECURE_BOOT_VERIFICATION_KEY =
+SECURE_BOOTLOADER_KEY =
+ORIG_ENCRYPT_KEY =
 endif #ifeq ($(SECURE), on)
 
 
@@ -525,7 +530,7 @@ ifeq ($(SECURE), on)
 	$(OBJCOPY) $(OBJCOPY_EMBED_ARGS) $(SECURE_BOOT_VERIFICATION_KEY) $(SECURE_BOOT_VERIFICATION_KEY).bin.o ;\
 	$(AR) cru libbootloader_support.a *.o ;\
 	$(CP) libbootloader_support.a ../
-	$(Q) $(RM) -rf ./bootloader/lib/bootloader_support_temp 
+	$(Q) $(RM) -rf ./bootloader/lib/bootloader_support_temp
 endif #ifeq ($(SECURE), on)
 	$(ECHO) "LINK $(CC) *** $(BOOT_LDFLAGS) *** $(BOOT_LIBS) -o $@"
 	$(Q) $(CC) $(BOOT_LDFLAGS) $(BOOT_LIBS) -o $@
@@ -591,7 +596,7 @@ ifeq ($(SECURE), on)
 endif #ifeq ($(SECURE), on)
 	$(ECHO) "LINK $@"
 	$(Q) $(CC) $(APP_LDFLAGS) $(APP_LIBS) -o $@
-	$(Q) $(SIZE) $@
+	$(SIZE) $@
 
 $(APP_BIN): $(BUILD)/application.elf $(PART_BIN) $(ORIG_ENCRYPT_KEY)
 	$(ECHO) "IMAGE $@"
@@ -626,7 +631,7 @@ ifeq ($(SECURE), on)
 	$(ECHO) $(SEPARATOR)
 	$(ECHO) $(SEPARATOR)
 endif # feq ($(SECURE), on)
-	
+
 $(BUILD)/esp32_out.ld: $(ESP_IDF_COMP_PATH)/esp32/ld/esp32.ld sdkconfig.h
 	$(ECHO) "CPP $@"
 	$(Q) $(CC) -I. -C -P -x c -E $< -o $@

esp32/get_idf_libs.py

@@ -52,7 +52,7 @@ def main():
     shutil.copy(src + '/vfs/libvfs.a', dst)
     shutil.copy(src + '/wpa_supplicant/libwpa_supplicant.a', dst)
     shutil.copy(src + '/xtensa-debug-module/libxtensa-debug-module.a', dst)
-
+    shutil.copy(src + '/openthread/libopenthread.a', dst)
 
 if __name__ == "__main__":
     main()

esp32/lib/libopenthread.a

@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2018, Pycom Limited.
+ *
+ * This software is licensed under the GNU GPL version 3 or any
+ * later version, with permitted additional terms. For more information
+ * see the Pycom Licence v1.0 document supplied with this file, or
+ * available at https://www.pycom.io/opensource/licensing
+ */
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include <stdarg.h>
+#include "ot-log.h"
+
+#include "pycom_config.h"
+#include <openthread/types.h>
+#include <openthread/config.h>
+#include <openthread/platform/alarm-milli.h>
+#include <openthread/platform/uart.h>
+#include <openthread-core-config.h>
+#include <openthread/platform/logging.h>
+
+#define LOG_PARSE_BUFFER_SIZE 2048
+
+static char logString[LOG_PARSE_BUFFER_SIZE + 1];
+static uint16_t length = 0;
+
+/**
+ * This function outputs logs.
+ *
+ * @param[in]  aLogLevel   The log level.
+ * @param[in]  aLogRegion  The log region.
+ * @param[in]  aFormat     A pointer to the format string.
+ * @param[in]  ...         Arguments for the format specification.
+ *
+ */
+void otPlatLog(otLogLevel aLogLevel, otLogRegion aLogRegion,
+        const char *aFormat, ...) {
+    (void) aLogRegion;
+
+    if (aLogLevel <= OPENTHREAD_CONFIG_LOG_LEVEL) {
+
+        length += sprintf(&logString[length], " %d ", otPlatAlarmMilliGetNow());
+        // Parse user string.
+        va_list paramList;
+        va_start(paramList, aFormat);
+        length += vsnprintf(&logString[length],
+                (LOG_PARSE_BUFFER_SIZE - length), aFormat, paramList);
+
+        if (length > LOG_PARSE_BUFFER_SIZE) {
+            length = LOG_PARSE_BUFFER_SIZE;
+        }
+
+        logString[length++] = '\n';
+        va_end(paramList);
+    }
+}
+
+void otPlatLogBuf(const char *aBuf, uint16_t aBufLength) {
+
+    if (LOG_PARSE_BUFFER_SIZE - length < aBufLength)
+        aBufLength = LOG_PARSE_BUFFER_SIZE - length;
+
+    memcpy(&logString[length], aBuf, aBufLength);
+    length += aBufLength;
+}
+
+void otPlatLogBufHex(const uint8_t *aBuf, uint16_t aBufLength) {
+
+    if (LOG_PARSE_BUFFER_SIZE - length < aBufLength)
+        aBufLength = LOG_PARSE_BUFFER_SIZE - length;
+    for (int i = 0; i < aBufLength; i++) {
+        length += sprintf(&logString[length], "%x ", aBuf[i]);
+    }
+}
+
+void otPlatLogFlush(void) {
+    ets_printf("%s", logString); // output whole log string
+    memset(logString, 0, length);
+    length = 0;
+}
+

esp32/lora/ot-log.c

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018, Pycom Limited.
+ *
+ * This software is licensed under the GNU GPL version 3 or any
+ * later version, with permitted additional terms. For more information
+ * see the Pycom Licence v1.0 document supplied with this file, or
+ * available at https://www.pycom.io/opensource/licensing
+ */
+
+#ifndef LORA_OT_LOG_H_
+#define LORA_OT_LOG_H_
+
+void otPlatLogFlush(void);
+
+// openThread log a buffer
+void otPlatLogBuf(const char *aBuf, uint16_t aBufLength);
+void otPlatLogBufHex(const uint8_t *aBuf, uint16_t aBufLength);
+
+#endif /* LORA_OT_LOG_H_ */