Core file images note: Add text delta field

headers/os/kernel/elf.h

@@ -666,6 +666,8 @@ typedef struct {
 	int64		ni_node;			/* node ID of mapped file */
 	uint32		ni_text_base;		/* base address of text segment */
 	uint32		ni_text_size;		/* size of text segment */
+	int32		ni_text_delta;		/* delta of the text segment relative to
+									   load address specified in the ELF file */
 	uint32		ni_data_base;		/* base address of data segment */
 	uint32		ni_data_size;		/* size of data segment */
 	uint32		ni_symbol_table;	/* address of dynamic symbol table */
@@ -689,6 +691,8 @@ typedef struct {
 	int64		ni_node;			/* node ID of mapped file */
 	uint64		ni_text_base;		/* base address of text segment */
 	uint64		ni_text_size;		/* size of text segment */
+	int64		ni_text_delta;		/* delta of the text segment relative to
+									   load address specified in the ELF file */
 	uint64		ni_data_base;		/* base address of data segment */
 	uint64		ni_data_size;		/* size of data segment */
 	uint64		ni_symbol_table;	/* address of dynamic symbol table */

src/apps/debugger/elf/CoreFile.cpp

@@ -65,17 +65,18 @@ CoreFileAreaInfo::CoreFileAreaInfo(ElfSegment* segment, int32 id,
 
 
 CoreFileImageInfo::CoreFileImageInfo(int32 id, int32 type, uint64 initRoutine,
-	uint64 termRoutine, uint64 textBase, uint64 textSize, uint64 dataBase,
-	uint64 dataSize, int32 deviceId, int64 nodeId, uint64 symbolTable,
-	uint64 symbolHash, uint64 stringTable, CoreFileAreaInfo* textArea,
-	CoreFileAreaInfo* dataArea, const BString& name)
+	uint64 termRoutine, uint64 textBase, uint64 textSize, int64 textDelta,
+	uint64 dataBase, uint64 dataSize, int32 deviceId, int64 nodeId,
+	uint64 symbolTable, uint64 symbolHash, uint64 stringTable,
+	CoreFileAreaInfo* textArea, CoreFileAreaInfo* dataArea, const BString& name)
 	:
 	fId(id),
 	fType(type),
 	fInitRoutine(initRoutine),
 	fTermRoutine(termRoutine),
 	fTextBase(textBase),
 	fTextSize(textSize),
+	fTextDelta(textDelta),
 	fDataBase(dataBase),
 	fDataSize(dataSize),
 	fDeviceId(deviceId),
@@ -479,6 +480,7 @@ CoreFile::_ReadImagesNote(const void* data, uint32 dataSize)
 		uint64 termRoutine = Get(entry.ni_term_routine);
 		uint64 textBase = Get(entry.ni_text_base);
 		uint64 textSize = Get(entry.ni_text_size);
+		int64 textDelta = Get(entry.ni_text_delta);
 		uint64 dataBase = Get(entry.ni_data_base);
 		uint64 dataSize = Get(entry.ni_data_size);
 		int32 deviceId = Get(entry.ni_device);
@@ -506,9 +508,9 @@ CoreFile::_ReadImagesNote(const void* data, uint32 dataSize)
 		CoreFileAreaInfo* textArea = _FindArea(textBase);
 		CoreFileAreaInfo* dataArea = _FindArea(dataBase);
 		CoreFileImageInfo* image = new(std::nothrow) CoreFileImageInfo(id, type,
-			initRoutine, termRoutine, textBase, textSize, dataBase, dataSize,
-			deviceId, nodeId, symbolTable, symbolHash, stringTable, textArea,
-			dataArea, copiedName);
+			initRoutine, termRoutine, textBase, textSize, textDelta, dataBase,
+			dataSize, deviceId, nodeId, symbolTable, symbolHash, stringTable,
+			textArea, dataArea, copiedName);
 		if (image == NULL || !fImageInfos.AddItem(image)) {
 			delete image;
 			return B_NO_MEMORY;

src/apps/debugger/elf/CoreFile.h

@@ -58,6 +58,7 @@ struct CoreFileImageInfo {
 								CoreFileImageInfo(int32 id, int32 type,
 									uint64 initRoutine, uint64 termRoutine,
 									uint64 textBase, uint64 textSize,
+									int64 textDelta,
 									uint64 dataBase, uint64 dataSize,
 									int32 deviceId, int64 nodeId,
 									uint64 symbolTable, uint64 symbolHash,
@@ -70,6 +71,7 @@ struct CoreFileImageInfo {
 			int32				Type() const		{ return fType; }
 			uint64				TextBase() const	{ return fTextBase; }
 			uint64				TextSize() const	{ return fTextSize; }
+			int64				TextDelta() const	{ return fTextDelta; }
 			uint64				DataBase() const	{ return fDataBase; }
 			uint64				DataSize() const	{ return fDataSize; }
 			uint64				SymbolTable() const	{ return fSymbolTable; }
@@ -84,6 +86,7 @@ struct CoreFileImageInfo {
 			uint64				fTermRoutine;
 			uint64				fTextBase;
 			uint64				fTextSize;
+			int64				fTextDelta;
 			uint64				fDataBase;
 			uint64				fDataSize;
 			int32				fDeviceId;

src/system/kernel/debug/core_dump.cpp

@@ -257,6 +257,7 @@ struct ImageInfo : DoublyLinkedListLinkImpl<ImageInfo> {
 		fData((addr_t)image->info.basic_info.data),
 		fTextSize(image->info.basic_info.text_size),
 		fDataSize(image->info.basic_info.data_size),
+		fTextDelta(image->info.text_delta),
 		fSymbolTable((addr_t)image->info.symbol_table),
 		fSymbolHash((addr_t)image->info.symbol_hash),
 		fStringTable((addr_t)image->info.string_table)
@@ -317,14 +318,18 @@ struct ImageInfo : DoublyLinkedListLinkImpl<ImageInfo> {
 	addr_t TextBase() const
 	{
 		return fText;
-
 	}
 
 	size_t TextSize() const
 	{
 		return fTextSize;
 	}
 
+	ssize_t TextDelta() const
+	{
+		return fTextDelta;
+	}
+
 	addr_t DataBase() const
 	{
 		return fData;
@@ -362,6 +367,7 @@ struct ImageInfo : DoublyLinkedListLinkImpl<ImageInfo> {
 	addr_t		fData;
 	size_t		fTextSize;
 	size_t		fDataSize;
+	ssize_t		fTextDelta;
 	addr_t		fSymbolTable;
 	addr_t		fSymbolHash;
 	addr_t		fStringTable;
@@ -1302,6 +1308,7 @@ struct CoreDumper {
 			entry.ni_text_size = imageInfo->TextSize();
 			entry.ni_data_base = imageInfo->DataBase();
 			entry.ni_data_size = imageInfo->DataSize();
+			entry.ni_text_delta = imageInfo->TextDelta();
 			entry.ni_symbol_table = imageInfo->SymbolTable();
 			entry.ni_symbol_hash = imageInfo->SymbolHash();
 			entry.ni_string_table = imageInfo->StringTable();