Add bct_dump tool.

nvboot_bct.h

Index: nvboot_bct.h
diff --git a/nvboot_bct.h b/nvboot_bct.h
index 734ed3bfad9cea043312ab3fb21cf8754dc2560f..c2831159081c77a57660a404061af86cb3a5d81d 100644
--- a/nvboot_bct.h
+++ b/nvboot_bct.h
@@ -132,19 +132,19 @@ typedef struct nvboot_badblock_table_rec
  */
 typedef struct nvboot_config_table_rec
 {
-	nvboot_hash crypto_hash;
-	nvboot_hash random_aes_blk;
-	u_int32_t boot_data_version;
-	u_int32_t block_size_log2;
-	u_int32_t page_size_log2;
-	u_int32_t partition_size;
-	u_int32_t bct_used_data[NVBOOT_BCT_USED_DATA_SIZE];
-	nvboot_badblock_table badblock_table;
-	u_int32_t bootloader_used;
-	nv_bootloader_info bootloader[NVBOOT_MAX_BOOTLOADERS];
-	u_int8_t customer_data[NVBOOT_BCT_CUSTOMER_DATA_SIZE];
-	u_int8_t enable_fail_back;
-	u_int8_t reserved[NVBOOT_BCT_RESERVED_SIZE];
+	nvboot_hash crypto_hash;                               //   16 @ 0x0000
+	nvboot_hash random_aes_blk;                            //   16 @ 0x0010
+	u_int32_t boot_data_version;                           //    4 @ 0x0020
+	u_int32_t block_size_log2;                             //    4 @ 0x0024
+	u_int32_t page_size_log2;                              //    4 @ 0x0028
+	u_int32_t partition_size;                              //    4 @ 0x002c
+	u_int32_t bct_used_data[NVBOOT_BCT_USED_DATA_SIZE];    // 2136 @ 0x0030
+	nvboot_badblock_table badblock_table;                  //  518 @ 0x0888
+	u_int32_t bootloader_used;                             //    4 @ 0x0a8e
+	nv_bootloader_info bootloader[NVBOOT_MAX_BOOTLOADERS]; //  176 @ 0x0a92
+	u_int8_t customer_data[NVBOOT_BCT_CUSTOMER_DATA_SIZE]; // 1192 @ 0x0b42
+	u_int8_t enable_fail_back;                             //    1 @ 0x0fea
+	u_int8_t reserved[NVBOOT_BCT_RESERVED_SIZE];           //    3 @ 0x0feb
 } nvboot_config_table;
 
 /** @} */