Merge pull request #76 from nodemcu/dev095

Dev095 add file.format(), more ram.

README.md

@@ -12,7 +12,26 @@ home: [nodemcu.com](http://www.nodemcu.com)<br />
 bbs: [中文论坛Chinese bbs](http://bbs.nodemcu.com)<br />
 Tencent QQ group QQ群: 309957875<br />
 
+# Summary
+- Easy to access wireless router
+- Based on Lua 5.1.4 (without *io, math, debug, os* module.)
+- Event-Drive programming preferred.
+- Build-in file, timer, pwm, i2c, 1-wire, net, gpio, wifi, adc, uart and system api.
+- GPIO pin re-mapped, use the index to access gpio, i2c, pwm.
+
+# To Do List (pull requests are very welcomed)
+- fix wifi smart connect
+- add spi module
+- add mqtt module
+- add coap module
+
 # Change log
+2015-01-07<br />
+retrive more ram back.<br />
+add api file.format() to rebuild file system.<br />
+rename "NodeMcu" to "NodeMCU" in firmware.<br />
+add some check for file system op.
+
 2015-01-06<br />
 update sdk to 0.9.5.<br />
 pre_build bin now compiled by gcc toolchain.<br />
@@ -20,22 +39,8 @@ memory/heap usage optimized.<br />
 add support for multiple platform and toolchain include eclipse. <br />
 combine firmware for 512K, 1M, 2M, 4M flash to one. flash size auto-detected.
 
-2014-12-30<br />
-modify uart.on api, when run_input set to 0, uart.on now can read raw data from uart.<br />
-serial input now accept non-ascii chars.<br />
-fix dev-kit gpio map.<br />
-add setip, setmac, sleeptype api to wifi module. <br />
-add tmr.time() api to get rtc time and calibration.
-
 [more change log](https://github.com/nodemcu/nodemcu-firmware/wiki/nodemcu_api_en#change_log)<br />
 [更多变更日志](https://github.com/nodemcu/nodemcu-firmware/wiki/nodemcu_api_cn#change_log)
-# Summary
-- Easy to access wireless router
-- Based on Lua 5.1.4
-- Event-Drive programming preferred.
-- Build-in file, timer, pwm, i2c, 1-wire, net, gpio, wifi, adc, uart and system api.
-- GPIO pin re-mapped, use the index to access gpio, i2c, pwm.
-- GPIO Map Table:
 
 ##GPIO NEW TABLE ( Build 20141219 and later)
 
@@ -141,6 +146,7 @@ eagle.app.v6.irom0text.bin: 0x10000<br />
 esp_init_data_default.bin: 0x7c000<br />
 blank.bin: 0x7e000<br />
 
+*Better run file.format() after flash*
 
 #Connect the hardware in serial
 baudrate:9600

app/driver/onewire.c

@@ -469,7 +469,8 @@ uint8_t onewire_crc8(const uint8_t *addr, uint8_t len)
 	
 	while (len--) {
 		uint8_t inbyte = *addr++;
-		for (uint8_t i = 8; i; i--) {
+    uint8_t i;
+		for (i = 8; i; i--) {
 			uint8_t mix = (crc ^ inbyte) & 0x01;
 			crc >>= 1;
 			if (mix) crc ^= 0x8C;

app/include/driver/onewire.h

@@ -29,7 +29,7 @@
 // old versions of OneWire).  If you disable this, a slower
 // but very compact algorithm is used.
 #ifndef ONEWIRE_CRC8_TABLE
-#define ONEWIRE_CRC8_TABLE 1
+#define ONEWIRE_CRC8_TABLE 0
 #endif
 
 // You can allow 16-bit CRC checks by defining this to 1

app/include/user_config.h

@@ -6,8 +6,8 @@
 #define NODE_VERSION_REVISION	5U
 #define NODE_VERSION_INTERNAL   0U
 
-#define NODE_VERSION	"NodeMcu 0.9.5"
+#define NODE_VERSION	"NodeMCU 0.9.5"
-#define BUILD_DATE	    "build 20150106"
+#define BUILD_DATE	    "build 20150107"
 
 // #define FLASH_512K
 // #define FLASH_1M

app/lua/lobject.c

@@ -22,7 +22,7 @@
 #include "lstring.h"
 #include "lvm.h"
 
-
+#include "flash_api.h"
 
 const TValue luaO_nilobject_ = {LUA_TVALUE_NIL};
 
@@ -52,7 +52,7 @@ int luaO_fb2int (int x) {
 
 
 int luaO_log2 (unsigned int x) {
-  static const lu_byte log_2[256] = {
+  static const lu_byte log_2[256] ICACHE_STORE_ATTR ICACHE_RODATA_ATTR = {
     0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
     6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
     7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
@@ -64,7 +64,8 @@ int luaO_log2 (unsigned int x) {
   };
   int l = -1;
   while (x >= 256) { l += 8; x >>= 8; }
-  return l + log_2[x];
+  // return l + log_2[x];
+  return l + byte_of_aligned_array(log_2,x);
 
 }
 

app/lua/lua.c

@@ -133,7 +133,7 @@ static int docall (lua_State *L, int narg, int clear) {
 
 static void print_version (void) {
   // l_message(NULL, LUA_RELEASE "  " LUA_COPYRIGHT);
-  l_message(NULL, NODE_VERSION " " BUILD_DATE "  powered by " LUA_RELEASE);
+  l_message(NULL, "\n" NODE_VERSION " " BUILD_DATE "  powered by " LUA_RELEASE);
 }
 
 

app/modules/file.c

@@ -11,7 +11,7 @@
 #include "flash_fs.h"
 #include "c_string.h"
 
-static int file_fd = FS_OPEN_OK - 1;
+static volatile int file_fd = FS_OPEN_OK - 1;
 
 // Lua: open(filename, mode)
 static int file_open( lua_State* L )
@@ -48,6 +48,22 @@ static int file_close( lua_State* L )
   return 0;  
 }
 
+// Lua: format()
+static int file_format( lua_State* L )
+{
+  size_t len;
+  file_close(L);
+  if( !fs_format() )
+  {
+    NODE_ERR( "\ni*** ERROR ***: unable to format. FS might be compromised.\n" );
+    NODE_ERR( "It is advised to re-flash the NodeMCU image.\n" );
+  }
+  else{
+    NODE_ERR( "format done.\n" );
+  }
+  return 0; 
+}
+
 #if defined(BUILD_WOFS)
 // Lua: list()
 static int file_list( lua_State* L )
@@ -63,22 +79,6 @@ static int file_list( lua_State* L )
   return 1;
 }
 
-// Lua: format()
-static int file_format( lua_State* L )
-{
-  size_t len;
-  file_close(L);
-  if( !fs_format() )
-  {
-    NODE_ERR( "\ni*** ERROR ***: unable to format. FS might be compromised.\n" );
-    NODE_ERR( "It is advised to re-flash the nodeMcu image.\n" );
-  }
-  else{
-    NODE_ERR( "format done.\n" );
-  }
-  return 0; 
-}
-
 #elif defined(BUILD_SPIFFS)
 
 extern spiffs fs;
@@ -275,8 +275,8 @@ const LUA_REG_TYPE file_map[] =
   { LSTRKEY( "writeline" ), LFUNCVAL( file_writeline ) },
   { LSTRKEY( "read" ), LFUNCVAL( file_read ) },
   { LSTRKEY( "readline" ), LFUNCVAL( file_readline ) },
-#if defined(BUILD_WOFS)
   { LSTRKEY( "format" ), LFUNCVAL( file_format ) },
+#if defined(BUILD_WOFS)
 #elif defined(BUILD_SPIFFS)
   { LSTRKEY( "remove" ), LFUNCVAL( file_remove ) },
   { LSTRKEY( "seek" ), LFUNCVAL( file_seek ) },

app/platform/flash_api.c

@@ -71,10 +71,10 @@ bool flash_set_size(uint8_t size)
     // Reboot required!!!
     // If you don't know what you're doing, your nodemcu may turn into stone ...
     uint8_t data[SPI_FLASH_SEC_SIZE] ICACHE_STORE_ATTR;
-    SPIRead(0, data, sizeof(data));
+    spi_flash_read(0, (uint32 *)data, sizeof(data));
     SPIFlashInfo *p_spi_flash_info = (SPIFlashInfo *)(data);
     p_spi_flash_info->size = size;
-    SPIEraseSector(0);
+    spi_flash_erase_sector(0);
     spi_flash_write(0, (uint32 *)data, sizeof(data));
     //p_spi_flash_info = flash_get_info();
     //p_spi_flash_info->size = size;
@@ -175,14 +175,14 @@ uint32_t flash_get_speed(void)
 bool flash_init_data_written(void)
 {
     // FLASH SEC - 4
-    // Dangerous, here are dinosaur infested!!!!!
-    // Reboot required!!!
-    // It will init system data to default!
     uint32_t data[2] ICACHE_STORE_ATTR;
-    SPIRead((flash_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, data, sizeof(data));
+    if (SPI_FLASH_RESULT_OK == spi_flash_read((flash_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, (uint32 *)data, sizeof(data)))
-    if(data[0] == 0xFFFFFFFF && data[1] == 0xFFFFFFFF) {
+    {
+        if (data[0] == 0xFFFFFFFF && data[1] == 0xFFFFFFFF)
+        {
             return false;
         }
+    }
     return true;
 }
 
@@ -192,10 +192,15 @@ bool flash_init_data_default(void)
     // Dangerous, here are dinosaur infested!!!!!
     // Reboot required!!!
     // It will init system data to default!
-
+    bool result = false;
-    SPIEraseSector((flash_get_sec_num() - 4));
+    if (SPI_FLASH_RESULT_OK == spi_flash_erase_sector((flash_get_sec_num() - 4)))
-    spi_flash_write((flash_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, (uint32 *)flash_init_data, 128);
+    {
-    return true;
+        if (SPI_FLASH_RESULT_OK == spi_flash_write((flash_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, (uint32 *)flash_init_data, 128))
+        {
+            result = true;
+        }
+    }
+    return result;
 }
 
 bool flash_init_data_blank(void)
@@ -204,14 +209,30 @@ bool flash_init_data_blank(void)
     // Dangerous, here are dinosaur infested!!!!!
     // Reboot required!!!
     // It will init system config to blank!
-    SPIEraseSector((flash_get_sec_num() - 2));
+    bool result = false;
-    SPIEraseSector((flash_get_sec_num() - 1));
+    if ((SPI_FLASH_RESULT_OK == spi_flash_erase_sector((flash_get_sec_num() - 2))) &&
-    return true;
+            (SPI_FLASH_RESULT_OK == spi_flash_erase_sector((flash_get_sec_num() - 1))))
+    {
+        result = true;
+    }
+
+    return result ;
 }
 
 bool flash_self_destruct(void)
 {
-    // Erase your flash. Good bye!
+    // Dangerous, Erase your flash. Good bye!
     SPIEraseChip();
     return true;
 }
+
+uint8_t byte_of_aligned_array(const uint8_t* aligned_array, uint32_t index)
+{
+    if( (((uint32_t)aligned_array)%4) != 0 ){
+        NODE_DBG("aligned_array is not 4-byte aligned.\n");
+        return 0;
+    }
+    uint32_t v = ((uint32_t *)aligned_array)[ index/4 ];
+    uint8_t *p = (uint8_t *) (&v);
+    return p[ (index%4) ];
+}

app/platform/flash_api.h

@@ -5,6 +5,28 @@
 #include "cpu_esp8266.h"
 #define FLASH_MAP_START_ADDRESS (INTERNAL_FLASH_START_ADDRESS)
 
+/******************************************************************************
+ * ROM Function definition
+ * Note: It is unsafe to use ROM function, but it may efficient.
+ * SPIEraseSector
+ * unknown SPIEraseSector(uint16 sec);
+ * The 1st parameter is flash sector number.
+
+ * SPIRead (Unsafe)
+ * unknown SPIRead(uint32_t src_addr, uint32_t *des_addr, uint32_t size);
+ * The 1st parameter is source addresses.
+ * The 2nd parameter is destination addresses.
+ * The 3rd parameter is size.
+ * Note: Sometimes it have no effect, may be need a delay or other option(lock or unlock, etc.) with known reason.
+
+ * SPIWrite (Unsafe)
+ * unknown SPIWrite(uint32_t des_addr, uint32_t *src_addr, uint32_t size);
+ * The 1st parameter is destination addresses.
+ * The 2nd parameter is source addresses.
+ * The 3rd parameter is size.
+ * Note: Sometimes it have no effect, may be need a delay or other option(lock or unlock, etc.) with known reason.
+*******************************************************************************/
+
 typedef struct
 {
     uint8_t unknown0;
@@ -45,5 +67,6 @@ bool flash_init_data_written(void);
 bool flash_init_data_default(void);
 bool flash_init_data_blank(void);
 bool flash_self_destruct(void);
+uint8_t byte_of_aligned_array(const uint8_t* aligned_array, uint32_t index);
 
 #endif // __FLASH_API_H__

app/spiffs/spiffs.c

@@ -81,6 +81,7 @@ int myspiffs_format( void )
   while( sect_first <= sect_last )
     if( platform_flash_erase_sector( sect_first ++ ) == PLATFORM_ERR )
       return 0;
+  spiffs_mount();
   return 1;
 }
 
@@ -107,10 +108,20 @@ size_t myspiffs_write( int fd, const void* ptr, size_t len ){
     return len;
   }
 #endif
-  return SPIFFS_write(&fs, (spiffs_file)fd, (void *)ptr, len);
+  int res = SPIFFS_write(&fs, (spiffs_file)fd, (void *)ptr, len);
+  if (res < 0) {
+    NODE_DBG("write errno %i\n", SPIFFS_errno(&fs));
+    return 0;
+  }
+  return res;
 }
 size_t myspiffs_read( int fd, void* ptr, size_t len){
-  return SPIFFS_read(&fs, (spiffs_file)fd, ptr, len);
+  int res = SPIFFS_read(&fs, (spiffs_file)fd, ptr, len);
+  if (res < 0) {
+    NODE_DBG("read errno %i\n", SPIFFS_errno(&fs));
+    return 0;
+  }
+  return res;
 }
 int myspiffs_lseek( int fd, int off, int whence ){
   return SPIFFS_lseek(&fs, (spiffs_file)fd, off, whence);
@@ -123,8 +134,13 @@ int myspiffs_tell( int fd ){
 }
 int myspiffs_getc( int fd ){
   char c = EOF;
+  int res;
   if(!myspiffs_eof(fd)){
-    SPIFFS_read(&fs, (spiffs_file)fd, &c, 1);
+    res = SPIFFS_read(&fs, (spiffs_file)fd, &c, 1);
+    if (res != 1) {
+      NODE_DBG("getc errno %i\n", SPIFFS_errno(&fs));
+      return (int)EOF;
+    }
   }
   return (int)c;
 }

app/ssl/crypto/ssl_aes.c

@@ -81,7 +81,7 @@
 /*
  * AES S-box
  */
-static const uint8_t aes_sbox[256] =
+static const uint8_t aes_sbox[256] ICACHE_STORE_ATTR ICACHE_RODATA_ATTR =
 {
 	0x63,0x7C,0x77,0x7B,0xF2,0x6B,0x6F,0xC5,
 	0x30,0x01,0x67,0x2B,0xFE,0xD7,0xAB,0x76,
@@ -120,7 +120,7 @@ static const uint8_t aes_sbox[256] =
 /*
  * AES is-box
  */
-static const uint8_t aes_isbox[256] = 
+static const uint8_t aes_isbox[256] ICACHE_STORE_ATTR ICACHE_RODATA_ATTR = 
 {
     0x52,0x09,0x6a,0xd5,0x30,0x36,0xa5,0x38,
     0xbf,0x40,0xa3,0x9e,0x81,0xf3,0xd7,0xfb,
@@ -226,20 +226,28 @@ void ICACHE_FLASH_ATTR AES_set_key(AES_CTX *ctx, const uint8_t *key,
 
         if ((i % words) == 0)
         {
-            tmp2 =(uint32_t)aes_sbox[(tmp    )&0xff]<< 8;
+            // tmp2 =(uint32_t)aes_sbox[(tmp    )&0xff]<< 8;
-            tmp2|=(uint32_t)aes_sbox[(tmp>> 8)&0xff]<<16;
+            // tmp2|=(uint32_t)aes_sbox[(tmp>> 8)&0xff]<<16;
-            tmp2|=(uint32_t)aes_sbox[(tmp>>16)&0xff]<<24;
+            // tmp2|=(uint32_t)aes_sbox[(tmp>>16)&0xff]<<24;
-            tmp2|=(uint32_t)aes_sbox[(tmp>>24)     ];
+            // tmp2|=(uint32_t)aes_sbox[(tmp>>24)     ];
+            tmp2 =((uint32_t)byte_of_aligned_array(aes_sbox,(tmp    )&0xff))<< 8;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>> 8)&0xff))<<16;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>>16)&0xff))<<24;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>>24)     ));
             tmp=tmp2^(((unsigned int)*ip)<<24);
             ip++;
         }
 
         if ((words == 8) && ((i % words) == 4))
         {
-            tmp2 =(uint32_t)aes_sbox[(tmp    )&0xff]    ;
+            // tmp2 =(uint32_t)aes_sbox[(tmp    )&0xff]    ;
-            tmp2|=(uint32_t)aes_sbox[(tmp>> 8)&0xff]<< 8;
+            // tmp2|=(uint32_t)aes_sbox[(tmp>> 8)&0xff]<< 8;
-            tmp2|=(uint32_t)aes_sbox[(tmp>>16)&0xff]<<16;
+            // tmp2|=(uint32_t)aes_sbox[(tmp>>16)&0xff]<<16;
-            tmp2|=(uint32_t)aes_sbox[(tmp>>24)     ]<<24;
+            // tmp2|=(uint32_t)aes_sbox[(tmp>>24)     ]<<24;
+            tmp2 =((uint32_t)byte_of_aligned_array(aes_sbox,(tmp    )&0xff))    ;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>> 8)&0xff))<< 8;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>>16)&0xff))<<16;
+            tmp2|=((uint32_t)byte_of_aligned_array(aes_sbox,(tmp>>24)     ))<<24;
             tmp=tmp2;
         }
 
@@ -375,10 +383,15 @@ static void ICACHE_FLASH_ATTR AES_encrypt(const AES_CTX *ctx, uint32_t *data)
         /* Perform ByteSub and ShiftRow operations together */
         for (row = 0; row < 4; row++)
         {
-            a0 = (uint32_t)aes_sbox[(data[row%4]>>24)&0xFF];
+            // a0 = (uint32_t)aes_sbox[(data[row%4]>>24)&0xFF];
-            a1 = (uint32_t)aes_sbox[(data[(row+1)%4]>>16)&0xFF];
+            // a1 = (uint32_t)aes_sbox[(data[(row+1)%4]>>16)&0xFF];
-            a2 = (uint32_t)aes_sbox[(data[(row+2)%4]>>8)&0xFF]; 
+            // a2 = (uint32_t)aes_sbox[(data[(row+2)%4]>>8)&0xFF]; 
-            a3 = (uint32_t)aes_sbox[(data[(row+3)%4])&0xFF];
+            // a3 = (uint32_t)aes_sbox[(data[(row+3)%4])&0xFF];
+
+            a0 = (uint32_t)(byte_of_aligned_array(aes_sbox,(data[row%4]>>24)&0xFF));
+            a1 = (uint32_t)(byte_of_aligned_array(aes_sbox,(data[(row+1)%4]>>16)&0xFF));
+            a2 = (uint32_t)(byte_of_aligned_array(aes_sbox,(data[(row+2)%4]>>8)&0xFF)); 
+            a3 = (uint32_t)(byte_of_aligned_array(aes_sbox,(data[(row+3)%4])&0xFF));
 
             /* Perform MixColumn iff not last round */
             if (curr_rnd < (rounds - 1))
@@ -423,10 +436,15 @@ static void ICACHE_FLASH_ATTR AES_decrypt(const AES_CTX *ctx, uint32_t *data)
         /* Perform ByteSub and ShiftRow operations together */
         for (row = 4; row > 0; row--)
         {
-            a0 = aes_isbox[(data[(row+3)%4]>>24)&0xFF];
+            // a0 = aes_isbox[(data[(row+3)%4]>>24)&0xFF];
-            a1 = aes_isbox[(data[(row+2)%4]>>16)&0xFF];
+            // a1 = aes_isbox[(data[(row+2)%4]>>16)&0xFF];
-            a2 = aes_isbox[(data[(row+1)%4]>>8)&0xFF];
+            // a2 = aes_isbox[(data[(row+1)%4]>>8)&0xFF];
-            a3 = aes_isbox[(data[row%4])&0xFF];
+            // a3 = aes_isbox[(data[row%4])&0xFF];
+
+            a0 = byte_of_aligned_array(aes_isbox,(data[(row+3)%4]>>24)&0xFF);
+            a1 = byte_of_aligned_array(aes_isbox,(data[(row+2)%4]>>16)&0xFF);
+            a2 = byte_of_aligned_array(aes_isbox,(data[(row+1)%4]>>8)&0xFF);
+            a3 = byte_of_aligned_array(aes_isbox,(data[row%4])&0xFF);
 
             /* Perform MixColumn iff not last round */
             if (curr_rnd<(rounds-1))

app/user/user_main.c

@@ -83,9 +83,12 @@ void user_init(void)
         return;
     }
     
-    if(!flash_init_data_written()){
+    if( !flash_init_data_written() ){
         NODE_ERR("Restore init data.\n");
+		// Flash init data at FLASHSIZE - 0x04000 Byte.
         flash_init_data_default();
+		// Flash blank data at FLASHSIZE - 0x02000 Byte.
+        flash_init_data_blank(); 
     }
 
 #if defined( BUILD_WOFS )

examples/fragment.lua

@@ -310,3 +310,5 @@ uart.on("data", 5 ,function(input) if input=="quit\r" then uart.on("data") else
 uart.on("data", 0 ,function(input) if input=="q" then uart.on("data") else print(input) end end, 0)
 
 uart.on("data","\r",function(input) if input=="quit" then uart.on("data") else print(input) end end, 1)
+
+for k, v in pairs(file.list()) do print('file:'..k..' len:'..v) end