0.9.3 improvements

Makefile

@@ -16,6 +16,7 @@ XTENSA_TOOLS_ROOT ?= /opt/Espressif/crosstool-NG/builds/xtensa-lx106-elf/bin
 
 #Extra Tensilica includes from the ESS VM
 SDK_EXTRA_INCLUDES ?= /opt/Espressif/include
+SDK_EXTRA_LIBS ?= /opt/Espressif/arch/lib
 
 # base directory of the ESP8266 SDK package, absolute
 SDK_BASE	?= /opt/Espressif/ESP8266_SDK
@@ -28,6 +29,7 @@ ESPPORT		?= /dev/ttyUSB0
 TARGET		= httpd
 
 # which modules (subdirectories) of the project to include in compiling
+#MODULES		= driver user lwip/api lwip/app lwip/core lwip/core/ipv4 lwip/netif
 MODULES		= driver user
 EXTRA_INCDIR	= include \
 		. \
@@ -35,13 +37,15 @@ EXTRA_INCDIR	= include \
 		$(SDK_EXTRA_INCLUDES)
 
 # libraries used in this project, mainly provided by the SDK
-LIBS		= c gcc hal phy net80211 lwip wpa main
+LIBS		= c gcc hal phy pp net80211 wpa main lwip
 
 # compiler flags using during compilation of source files
-CFLAGS		= -Os -ggdb -std=c99 -Werror -Wpointer-arith -Wundef -Wall -Wl,-EL -fno-inline-functions -nostdlib -mlongcalls -mtext-section-literals  -D__ets__ -DICACHE_FLASH
+CFLAGS		= -Os -ggdb -std=c99 -Werror -Wpointer-arith -Wundef -Wall -Wl,-EL -fno-inline-functions \
+		-nostdlib -mlongcalls -mtext-section-literals  -D__ets__ -DICACHE_FLASH \
+		-DLWIP_OPEN_SRC -Wno-address
 
 # linker flags used to generate the main object file
-LDFLAGS		= -nostdlib -Wl,--no-check-sections -u call_user_start -Wl,-static
+LDFLAGS		= -nostdlib -Wl,--no-check-sections -u call_user_start -Wl,-static -L$(SDK_EXTRA_LIBS)
 
 # linker script used for the above linkier step
 LD_SCRIPT	= eagle.app.v6.ld

include/espmissingincludes.h

@@ -1,10 +1,12 @@
-#ifndef ESPMISSINGINCLUIDES_H
+#ifndef ESPMISSINGINCLUDES_H
-#define ESPMISSINGINCLUIDES_H
+#define ESPMISSINGINCLUDES_H
 
 #include <ets_sys.h>
+#include <stdint.h>
 
 //Missing function prototypes in include folders. Gcc will warn on these if we don't define 'em anywhere.
 //MOST OF THESE ARE GUESSED! but they seem to swork and shut up the compiler.
+typedef struct espconn espconn;
 
 int atoi(const char *nptr);
 void ets_install_putc1(void *routine);
@@ -33,4 +35,9 @@ void *pvPortZalloc(size_t);
 void uart_div_modify(int no, unsigned int freq);
 void vPortFree(void *ptr);
 void *vPortMalloc(size_t xWantedSize);
+uint8 wifi_get_opmode(void);
+uint32 system_get_time();
+int os_random();
+int rand(void);
+void ets_bzero(void *s, size_t n);
 #endif

mkespfsimage/main.c

@@ -36,7 +36,7 @@ int htoxl(int in) {
 size_t compressHeatshrink(char *in, int insize, char *out, int outsize, int level) {
 	char *inp=in;
 	char *outp=out;
-	int len;
+	size_t len;
 	int ws[]={5, 6, 8, 11, 13};
 	int ls[]={3, 3, 4, 4, 4};
 	HSE_poll_res pres;

user/cgi.c

@@ -20,6 +20,7 @@ Some random cgi routines.
 #include "cgi.h"
 #include "io.h"
 #include "espmissingincludes.h"
+#include <ip_addr.h>
 
 //cause I can't be bothered to write an ioGetLed()
 static char currLedState=0;

user/cgiwifi.c

@@ -28,9 +28,9 @@ typedef struct {
 	char enc;
 } ApData;
 
-//Scan resolt
+//Scan result
 typedef struct {
-	char scanInProgress;
+	char scanInProgress; //if 1, don't access the underlying stuff from the webpage.
 	ApData **apData;
 	int noAps;
 } ScanResultData;
@@ -46,7 +46,6 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
 	os_printf("wifiScanDoneCb %d\n", status);
 	if (status!=OK) {
 		cgiWifiAps.scanInProgress=0;
-		wifi_station_disconnect(); //test HACK
 		return;
 	}
 
@@ -65,11 +64,16 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
 	//Allocate memory for access point data
 	cgiWifiAps.apData=(ApData **)os_malloc(sizeof(ApData *)*n);
 	cgiWifiAps.noAps=n;
+	os_printf("Scan done: found %d APs\n", n);
 
 	//Copy access point data to the static struct
 	n=0;
 	bss_link = (struct bss_info *)arg;
 	while (bss_link != NULL) {
+		if (n>=cgiWifiAps.noAps) {
+			os_printf("Huh? I have more than the allocated %d aps!\n", cgiWifiAps.noAps);
+			break;
+		}
 		cgiWifiAps.apData[n]=(ApData *)os_malloc(sizeof(ApData));
 		cgiWifiAps.apData[n]->rssi=bss_link->rssi;
 		cgiWifiAps.apData[n]->enc=bss_link->authmode;
@@ -78,7 +82,6 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
 		bss_link = bss_link->next.stqe_next;
 		n++;
 	}
-	os_printf("Scan done: found %d APs\n", n);
 	//We're done.
 	cgiWifiAps.scanInProgress=0;
 }
@@ -86,14 +89,17 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
 
 //Routine to start a WiFi access point scan.
 static void ICACHE_FLASH_ATTR wifiStartScan() {
-	int x;
+//	int x;
+	if (cgiWifiAps.scanInProgress) return;
 	cgiWifiAps.scanInProgress=1;
+/*
 	x=wifi_station_get_connect_status();
 	if (x!=STATION_GOT_IP) {
 		//Unit probably is trying to connect to a bogus AP. This messes up scanning. Stop that.
 		os_printf("STA status = %d. Disconnecting STA...\n", x);
 		wifi_station_disconnect();
 	}
+*/
 	wifi_station_scan(NULL, wifiScanDoneCb);
 }
 
@@ -137,6 +143,7 @@ static void ICACHE_FLASH_ATTR resetTimerCb(void *arg) {
 	int x=wifi_station_get_connect_status();
 	if (x==STATION_GOT_IP) {
 		//Go to STA mode. This needs a reset, so do that.
+		os_printf("Got IP. Going into STA mode..\n");
 		wifi_set_opmode(1);
 		system_restart();
 	} else {
@@ -150,6 +157,7 @@ static void ICACHE_FLASH_ATTR resetTimerCb(void *arg) {
 static void ICACHE_FLASH_ATTR reassTimerCb(void *arg) {
 	int x;
 	static ETSTimer resetTimer;
+	os_printf("Try to connect to AP....\n");
 	wifi_station_disconnect();
 	wifi_station_set_config(&stconf);
 	wifi_station_connect();
@@ -180,11 +188,12 @@ int ICACHE_FLASH_ATTR cgiWiFiConnect(HttpdConnData *connData) {
 
 	os_strncpy((char*)stconf.ssid, essid, 32);
 	os_strncpy((char*)stconf.password, passwd, 64);
+	os_printf("Try to connect to AP %s pw %s\n", essid, passwd);
 
 	//Schedule disconnect/connect
 	os_timer_disarm(&reassTimer);
 	os_timer_setfn(&reassTimer, reassTimerCb, NULL);
-#if 0
+#if 1
 	os_timer_arm(&reassTimer, 1000, 0);
 
 	httpdRedirect(connData, "connecting.html");

user/espfs.c

@@ -131,6 +131,7 @@ EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
 			//Yay, this is the file we need!
 			p+=h.nameLen; //Skip to content.
 			r=(EspFsFile *)os_malloc(sizeof(EspFsFile)); //Alloc file desc mem
+//			os_printf("Alloc %p\n", r);
 			if (r==NULL) return NULL;
 			r->header=(EspFsHeader *)hpos;
 			r->decompressor=h.compression;
@@ -186,6 +187,7 @@ int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len) {
 		unsigned int elen, rlen;
 		char ebuff[16];
 		heatshrink_decoder *dec=(heatshrink_decoder *)fh->decompData;
+//		os_printf("Alloc %p\n", dec);
 		while(decoded<len) {
 			//Feed data into the decompressor
 			//ToDo: Check ret val of heatshrink fns for errors
@@ -216,9 +218,12 @@ void ICACHE_FLASH_ATTR espFsClose(EspFsFile *fh) {
 	if (fh==NULL) return;
 #ifdef EFS_HEATSHRINK
 	if (fh->decompressor==COMPRESS_HEATSHRINK) {
-		heatshrink_decoder_free((heatshrink_decoder*)fh->decompData);
+		heatshrink_decoder *dec=(heatshrink_decoder *)fh->decompData;
+		heatshrink_decoder_free(dec);
+//		os_printf("Freed %p\n", dec);
 	}
 #endif
+//	os_printf("Freed %p\n", fh);
 	os_free(fh);
 }
 

user/heatshrink_decoder.c

@@ -13,7 +13,6 @@
 #include "mem.h"
 #include "osapi.h"
 #include "heatshrink_config_httpd.h"
-#define malloc(x) os_malloc(x)
 #define memset(x,y,z) os_memset(x,y,z)
 #define memcpy(x,y,z) os_memcpy(x,y,z)
 #include "../lib/heatshrink/heatshrink_decoder.c"

user/httpd.h

@@ -1,7 +1,7 @@
 #ifndef HTTPD_H
 #define HTTPD_H
-#include <ip_addr.h>
 #include <c_types.h>
+#include "lwip/ip_addr.h"
 #include <espconn.h>
 
 #define HTTPD_CGI_MORE 0

user/user_main.c

@@ -41,6 +41,7 @@ HttpdBuiltInUrl builtInUrls[]={
 
 void user_init(void) {
 	stdoutInit();
+	os_printf("HTTPD EXAMPLE START\n");
 	ioInit();
 	httpdInit(builtInUrls, 80);
 	os_printf("\nReady\n");