Memory viewer now has a Goto command, different memory space modes, and allows viewing/editing specific banks

Cocoa/Document.h

@@ -9,6 +9,9 @@
 @property (strong) IBOutlet NSWindow *mainWindow;
 @property (strong) IBOutlet NSView *memoryView;
 @property (strong) IBOutlet NSPanel *memoryWindow;
+@property (readonly) GB_gameboy_t *gameboy;
+@property (strong) IBOutlet NSTextField *memoryBankInput;
+@property (strong) IBOutlet NSToolbarItem *memoryBankItem;
 
 -(uint8_t) readMemory:(uint16_t) addr;
 -(void) writeMemory:(uint16_t) addr value:(uint8_t)value;

Cocoa/Document.m

@@ -8,6 +8,8 @@
 #include "HexFiend/HexFiend.h"
 #include "GBMemoryByteArray.h"
 
+/* Todo: The general Objective-C coding style conflicts with SameBoy's. This file needs a cleanup. */
+
 @interface Document ()
 {
     /* NSTextViews freeze the entire app if they're modified too often and too quickly.
@@ -20,6 +22,7 @@
     HFController *hex_controller;
 
     NSString *lastConsoleInput;
+    HFLineCountingRepresenter *lineRep;
 }
 
 @property GBAudioClient *audioClient;
@@ -175,6 +178,12 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
     }
     [self readFromFile:self.fileName ofType:@"gb"];
     [self start];
+
+    if (hex_controller) {
+        /* Verify bank sanity, especially when switching models. */
+        [(GBMemoryByteArray *)(hex_controller.byteArray) setSelectedBank:0];
+        [self hexUpdateBank:self.memoryBankInput];
+    }
 }
 
 - (IBAction)togglePause:(id)sender
@@ -221,7 +230,7 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
     HFHexTextRepresenter *hexRep = [[HFHexTextRepresenter alloc] init];
     HFStringEncodingTextRepresenter *asciiRep = [[HFStringEncodingTextRepresenter alloc] init];
     HFVerticalScrollerRepresenter *scrollRep = [[HFVerticalScrollerRepresenter alloc] init];
-    HFLineCountingRepresenter *lineRep = [[HFLineCountingRepresenter alloc] init];
+    lineRep = [[HFLineCountingRepresenter alloc] init];
     HFStatusBarRepresenter *statusRep = [[HFStatusBarRepresenter alloc] init];
 
     lineRep.lineNumberFormat = HFLineNumberFormatHexadecimal;
@@ -250,6 +259,8 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
     [layoutView setFrame:layoutViewFrame];
     [layoutView setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable | NSViewMaxYMargin];
     [self.memoryView addSubview:layoutView];
+
+    self.memoryBankItem.enabled = false;
 }
 
 + (BOOL)autosavesInPlace {
@@ -521,7 +532,7 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
 - (void) performAtomicBlock: (void (^)())block
 {
     while (!is_inited);
-    bool was_running = running;
+    bool was_running = running && !gb.debug_stopped;
     if (was_running) {
         [self stop];
     }
@@ -546,4 +557,96 @@ static uint32_t rgbEncode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
     [self.memoryWindow makeKeyAndOrderFront:sender];
 }
 
+- (IBAction)hexGoTo:(id)sender
+{
+    [self performAtomicBlock:^{
+        uint16_t addr;
+        if (GB_debugger_evaluate(&gb, [[sender stringValue] UTF8String], &addr, NULL)) {
+            NSBeep();
+            return;
+        }
+        addr -= lineRep.valueOffset;
+        if (addr >= hex_controller.byteArray.length) {
+            NSBeep();
+            return;
+        }
+        [hex_controller setSelectedContentsRanges:@[[HFRangeWrapper withRange:HFRangeMake(addr, 0)]]];
+        [hex_controller _ensureVisibilityOfLocation:addr];
+        [self.memoryWindow makeFirstResponder:self.memoryView.subviews[0].subviews[0]];
+    }];
+}
+
+- (IBAction)hexUpdateBank:(NSControl *)sender
+{
+    [self performAtomicBlock:^{
+        uint16_t addr, bank;
+        if (GB_debugger_evaluate(&gb, [[sender stringValue] UTF8String], &addr, &bank)) {
+            NSBeep();
+            return;
+        }
+
+        if (bank == (uint16_t) -1) {
+            bank = addr;
+        }
+
+        uint16_t n_banks = 1;
+        switch ([(GBMemoryByteArray *)(hex_controller.byteArray) mode]) {
+            case GBMemoryROM:
+                n_banks = gb.rom_size / 0x4000;
+                break;
+            case GBMemoryVRAM:
+                n_banks = gb.is_cgb ? 2 : 1;
+                break;
+            case GBMemoryExternalRAM:
+                n_banks = gb.mbc_ram_size / 0x2000;
+                break;
+            case GBMemoryRAM:
+                n_banks = gb.is_cgb ? 8 : 1;
+                break;
+            case GBMemoryEntireSpace:
+                break;
+        }
+
+        bank %= n_banks;
+
+        [sender setStringValue:[NSString stringWithFormat:@"$%x", bank]];
+        [(GBMemoryByteArray *)(hex_controller.byteArray) setSelectedBank:bank];
+        [hex_controller reloadData];
+    }];
+}
+
+- (IBAction)hexUpdateSpace:(NSPopUpButtonCell *)sender
+{
+    self.memoryBankItem.enabled = [sender indexOfSelectedItem] != GBMemoryEntireSpace;
+    GBMemoryByteArray *byteArray = (GBMemoryByteArray *)(hex_controller.byteArray);
+    [byteArray setMode:(GB_memory_mode_t)[sender indexOfSelectedItem]];
+    switch ((GB_memory_mode_t)[sender indexOfSelectedItem]) {
+        case GBMemoryEntireSpace:
+        case GBMemoryROM:
+            lineRep.valueOffset = 0;
+            byteArray.selectedBank = gb.mbc_rom_bank;
+            break;
+        case GBMemoryVRAM:
+            lineRep.valueOffset = 0x8000;
+            byteArray.selectedBank = gb.cgb_vram_bank;
+            break;
+        case GBMemoryExternalRAM:
+            lineRep.valueOffset = 0xA000;
+            byteArray.selectedBank = gb.mbc_ram_bank;
+            break;
+        case GBMemoryRAM:
+            lineRep.valueOffset = 0xC000;
+            byteArray.selectedBank = gb.cgb_ram_bank;
+            break;
+    }
+    [self.memoryBankInput setStringValue:[NSString stringWithFormat:@"$%x", byteArray.selectedBank]];
+    [hex_controller reloadData];
+    [self.memoryView setNeedsDisplay:YES];
+}
+
+- (GB_gameboy_t *) gameboy
+{
+    return &gb;
+}
+
 @end

Cocoa/Document.xib

@@ -10,6 +10,8 @@
                 <outlet property="consoleOutput" destination="doS-dM-hnl" id="Gn5-ju-Wb0"/>
                 <outlet property="consoleWindow" destination="21F-Ah-yHX" id="eQ4-ug-LsT"/>
                 <outlet property="mainWindow" destination="xOd-HO-29H" id="h8M-YB-vcC"/>
+                <outlet property="memoryBankInput" destination="rdV-q6-hc6" id="KBx-9T-2mX"/>
+                <outlet property="memoryBankItem" destination="bWC-FW-IYP" id="Lf2-dh-z32"/>
                 <outlet property="memoryView" destination="8hr-8o-3rN" id="fF0-rh-8ND"/>
                 <outlet property="memoryWindow" destination="mRm-dL-mCj" id="VPR-lu-vtI"/>
                 <outlet property="view" destination="uqf-pe-VAF" id="HMP-rf-Yqk"/>
@@ -69,10 +71,10 @@
                                     <color key="textColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
                                     <color key="backgroundColor" red="0.14901960784313725" green="0.14901960784313725" blue="0.14901960784313725" alpha="1" colorSpace="calibratedRGB"/>
                                     <size key="minSize" width="600" height="376"/>
-                                    <size key="maxSize" width="600" height="10000000"/>
+                                    <size key="maxSize" width="1160" height="10000000"/>
                                     <color key="insertionPointColor" name="controlTextColor" catalog="System" colorSpace="catalog"/>
                                     <size key="minSize" width="600" height="376"/>
-                                    <size key="maxSize" width="600" height="10000000"/>
+                                    <size key="maxSize" width="1160" height="10000000"/>
                                     <allowedInputSourceLocales>
                                         <string>NSAllRomanInputSourcesLocaleIdentifier</string>
                                     </allowedInputSourceLocales>
@@ -84,7 +86,7 @@
                             <rect key="frame" x="-100" y="-100" width="87" height="18"/>
                             <autoresizingMask key="autoresizingMask"/>
                         </scroller>
-                        <scroller key="verticalScroller" wantsLayer="YES" verticalHuggingPriority="750" doubleValue="1" horizontal="NO" id="cwi-6E-rbh">
+                        <scroller key="verticalScroller" wantsLayer="YES" verticalHuggingPriority="750" horizontal="NO" id="cwi-6E-rbh">
                             <rect key="frame" x="584" y="0.0" width="16" height="376"/>
                             <autoresizingMask key="autoresizingMask"/>
                         </scroller>
@@ -125,7 +127,79 @@
                 <rect key="frame" x="0.0" y="0.0" width="528" height="320"/>
                 <autoresizingMask key="autoresizingMask"/>
             </view>
-            <point key="canvasLocation" x="-102" y="60"/>
+            <toolbar key="toolbar" implicitIdentifier="D857E961-E523-4295-83F8-0849316E827C" autosavesConfiguration="NO" allowsUserCustomization="NO" displayMode="iconAndLabel" sizeMode="regular" id="82v-uB-RPi">
+                <allowedToolbarItems>
+                    <toolbarItem implicitItemIdentifier="NSToolbarSpaceItem" id="WUk-8p-S6B"/>
+                    <toolbarItem implicitItemIdentifier="NSToolbarFlexibleSpaceItem" id="E3z-um-6KG"/>
+                    <toolbarItem implicitItemIdentifier="4F6AAE25-1E9D-4111-9E5B-91F0792E56CD" label="Address Space" paletteLabel="Address Space" id="VTy-lj-K0H">
+                        <nil key="toolTip"/>
+                        <size key="minSize" width="100" height="25"/>
+                        <size key="maxSize" width="100" height="25"/>
+                        <popUpButton key="view" verticalHuggingPriority="750" id="vfJ-vu-gqJ">
+                            <rect key="frame" x="0.0" y="14" width="100" height="25"/>
+                            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                            <popUpButtonCell key="cell" type="roundTextured" bezelStyle="texturedRounded" alignment="left" lineBreakMode="truncatingTail" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="bpD-j9-omo">
+                                <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
+                                <font key="font" metaFont="menu"/>
+                                <menu key="menu" id="gTX-6Z-mOH">
+                                    <items>
+                                        <menuItem title="Entire Space" id="Zp5-J9-dd3"/>
+                                        <menuItem title="ROM" tag="1" id="ANn-pq-5SA"/>
+                                        <menuItem title="Video RAM" tag="2" id="m35-GY-cKE"/>
+                                        <menuItem title="Cartridge RAM" tag="3" id="AOc-Up-PNm"/>
+                                        <menuItem title="RAM" tag="4" id="dg4-zf-bo4"/>
+                                    </items>
+                                </menu>
+                                <connections>
+                                    <action selector="hexUpdateSpace:" target="-2" id="1xc-Wa-RGp"/>
+                                </connections>
+                            </popUpButtonCell>
+                        </popUpButton>
+                    </toolbarItem>
+                    <toolbarItem implicitItemIdentifier="D16C64D2-2F0D-4033-A1EC-A1E699522ECE" label="Bank" paletteLabel="Bank" id="bWC-FW-IYP">
+                        <nil key="toolTip"/>
+                        <size key="minSize" width="64" height="22"/>
+                        <size key="maxSize" width="64" height="22"/>
+                        <textField key="view" verticalHuggingPriority="750" id="rdV-q6-hc6">
+                            <rect key="frame" x="0.0" y="14" width="64" height="22"/>
+                            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                            <textFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" selectable="YES" editable="YES" sendsActionOnEndEditing="YES" state="on" borderStyle="bezel" id="JCn-Y1-eHS">
+                                <font key="font" metaFont="system"/>
+                                <color key="textColor" name="textColor" catalog="System" colorSpace="catalog"/>
+                                <color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
+                            </textFieldCell>
+                            <connections>
+                                <action selector="hexUpdateBank:" target="-2" id="Mx9-WI-wgO"/>
+                            </connections>
+                        </textField>
+                    </toolbarItem>
+                    <toolbarItem implicitItemIdentifier="F9723DA8-D79F-43AB-876B-783DD0204AA6" label="Go to" paletteLabel="Go to" id="rLO-D7-zRG">
+                        <nil key="toolTip"/>
+                        <size key="minSize" width="96" height="22"/>
+                        <size key="maxSize" width="128" height="22"/>
+                        <textField key="view" verticalHuggingPriority="750" id="EJd-jG-hmH">
+                            <rect key="frame" x="0.0" y="14" width="96" height="22"/>
+                            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                            <textFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" selectable="YES" editable="YES" state="on" borderStyle="bezel" bezelStyle="round" id="vg5-Nn-abb">
+                                <font key="font" metaFont="system"/>
+                                <color key="textColor" name="textColor" catalog="System" colorSpace="catalog"/>
+                                <color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
+                            </textFieldCell>
+                            <connections>
+                                <action selector="hexGoTo:" target="-2" id="7WG-8C-SK8"/>
+                            </connections>
+                        </textField>
+                    </toolbarItem>
+                </allowedToolbarItems>
+                <defaultToolbarItems>
+                    <toolbarItem reference="VTy-lj-K0H"/>
+                    <toolbarItem reference="bWC-FW-IYP"/>
+                    <toolbarItem reference="E3z-um-6KG"/>
+                    <toolbarItem reference="rLO-D7-zRG"/>
+                </defaultToolbarItems>
+            </toolbar>
+            <point key="canvasLocation" x="-185" y="61"/>
         </window>
+        <menuItem title="Cartridge RAM" id="ylM-ah-PNQ"/>
     </objects>
 </document>

Cocoa/GBMemoryByteArray.h

@@ -2,6 +2,16 @@
 #import "HexFiend/HexFiend.h"
 #import "HexFiend/HFByteArray.h"
 
+typedef enum {
+    GBMemoryEntireSpace,
+    GBMemoryROM,
+    GBMemoryVRAM,
+    GBMemoryExternalRAM,
+    GBMemoryRAM
+} GB_memory_mode_t;
+
 @interface GBMemoryByteArray : HFByteArray
 - (instancetype) initWithDocument:(Document *)document;
+@property uint16_t selectedBank;
+@property GB_memory_mode_t mode;
 @end

Cocoa/GBMemoryByteArray.m

@@ -17,17 +17,84 @@
 
 - (unsigned long long)length
 {
+    switch (_mode) {
+        case GBMemoryEntireSpace:
             return 0x10000;
+        case GBMemoryROM:
+            return 0x8000;
+        case GBMemoryVRAM:
+            return 0x2000;
+        case GBMemoryExternalRAM:
+            return 0x2000;
+        case GBMemoryRAM:
+            return 0x2000;
+    }
 }
 
 - (void)copyBytes:(unsigned char *)dst range:(HFRange)range
 {
-    uint16_t addr = (uint16_t) range.location;
+    __block uint16_t addr = (uint16_t) range.location;
-    unsigned long long length = range.length;
+    __block unsigned long long length = range.length;
+    if (_mode == GBMemoryEntireSpace) {
         while (length) {
             *(dst++) = [_document readMemory:addr++];
             length--;
         }
+    }
+    else {
+        [_document performAtomicBlock:^{
+            unsigned char *_dst = dst;
+            uint16_t bank_backup = 0;
+            GB_gameboy_t *gb = _document.gameboy;
+            switch (_mode) {
+                case GBMemoryROM:
+                    bank_backup = gb->mbc_rom_bank;
+                    gb->mbc_rom_bank = self.selectedBank;
+                    break;
+                case GBMemoryVRAM:
+                    bank_backup = gb->cgb_vram_bank;
+                    if (gb->is_cgb) {
+                        gb->cgb_vram_bank = self.selectedBank;
+                    }
+                    addr += 0x8000;
+                    break;
+                case GBMemoryExternalRAM:
+                    bank_backup = gb->mbc_ram_bank;
+                    gb->mbc_ram_bank = self.selectedBank;
+                    addr += 0xA000;
+                    break;
+                case GBMemoryRAM:
+                    bank_backup = gb->cgb_ram_bank;
+                    if (gb->is_cgb) {
+                        gb->cgb_ram_bank = self.selectedBank;
+                    }
+                    addr += 0xC000;
+                    break;
+                default:
+                    assert(false);
+            }
+            while (length) {
+                *(_dst++) = [_document readMemory:addr++];
+                length--;
+            }
+            switch (_mode) {
+                case GBMemoryROM:
+                    gb->mbc_rom_bank = bank_backup;
+                    break;
+                case GBMemoryVRAM:
+                    gb->cgb_vram_bank = bank_backup;
+                    break;
+                case GBMemoryExternalRAM:
+                    gb->mbc_ram_bank = bank_backup;
+                    break;
+                case GBMemoryRAM:
+                    gb->cgb_ram_bank = bank_backup;
+                    break;
+                default:
+                    assert(false);
+            }
+        }];
+    }
 }
 
 - (NSArray *)byteSlices
@@ -49,15 +116,60 @@
 {
     if (slice.length != lrange.length) return; /* Insertion is not allowed, only overwriting. */
     [_document performAtomicBlock:^{
+        uint16_t addr = (uint16_t) lrange.location;
+        uint16_t bank_backup = 0;
+        GB_gameboy_t *gb = _document.gameboy;
+        switch (_mode) {
+            case GBMemoryROM:
+                bank_backup = gb->mbc_rom_bank;
+                gb->mbc_rom_bank = self.selectedBank;
+                break;
+            case GBMemoryVRAM:
+                bank_backup = gb->cgb_vram_bank;
+                if (gb->is_cgb) {
+                    gb->cgb_vram_bank = self.selectedBank;
+                }
+                addr += 0x8000;
+                break;
+            case GBMemoryExternalRAM:
+                bank_backup = gb->mbc_ram_bank;
+                gb->mbc_ram_bank = self.selectedBank;
+                addr += 0xA000;
+                break;
+            case GBMemoryRAM:
+                bank_backup = gb->cgb_ram_bank;
+                if (gb->is_cgb) {
+                    gb->cgb_ram_bank = self.selectedBank;
+                }
+                addr += 0xC000;
+                break;
+            default:
+                break;
+        }
         uint8_t values[lrange.length];
         [slice copyBytes:values range:HFRangeMake(0, lrange.length)];
-        uint16_t addr = (uint16_t) lrange.location;
         uint8_t *src = values;
         unsigned long long length = lrange.length;
         while (length) {
             [_document writeMemory:addr++ value:*(src++)];
             length--;
         }
+        switch (_mode) {
+            case GBMemoryROM:
+                gb->mbc_rom_bank = bank_backup;
+                break;
+            case GBMemoryVRAM:
+                gb->cgb_vram_bank = bank_backup;
+                break;
+            case GBMemoryExternalRAM:
+                gb->mbc_ram_bank = bank_backup;
+                break;
+            case GBMemoryRAM:
+                gb->cgb_ram_bank = bank_backup;
+                break;
+            default:
+                break;
+        }
     }];
 }
 

Core/debugger.c

@@ -333,11 +333,11 @@ static struct {
 };
 
 value_t debugger_evaluate(GB_gameboy_t *gb, const char *string,
-                           unsigned int length, bool *error,
+                           size_t length, bool *error,
                            uint16_t *watchpoint_address, uint8_t *watchpoint_new_value);
 
 static lvalue_t debugger_evaluate_lvalue(GB_gameboy_t *gb, const char *string,
-                                         unsigned int length, bool *error,
+                                         size_t length, bool *error,
                                          uint16_t *watchpoint_address, uint8_t *watchpoint_new_value)
 {
     *error = false;
@@ -410,19 +410,19 @@ static lvalue_t debugger_evaluate_lvalue(GB_gameboy_t *gb, const char *string,
                 case 'p': if (string[1] == 'c') return (lvalue_t){LVALUE_REG16, .register_address = &gb->pc};
             }
         }
-        GB_log(gb, "Unknown register: %.*s\n", length, string);
+        GB_log(gb, "Unknown register: %.*s\n", (unsigned int) length, string);
         *error = true;
         return (lvalue_t){0,};
     }
 
-    GB_log(gb, "Expression is not an lvalue: %.*s\n", length, string);
+    GB_log(gb, "Expression is not an lvalue: %.*s\n", (unsigned int) length, string);
     *error = true;
     return (lvalue_t){0,};
 }
 
 #define ERROR ((value_t){0,})
 value_t debugger_evaluate(GB_gameboy_t *gb, const char *string,
-                          unsigned int length, bool *error,
+                          size_t length, bool *error,
                           uint16_t *watchpoint_address, uint8_t *watchpoint_new_value)
 {
     *error = false;
@@ -567,7 +567,7 @@ value_t debugger_evaluate(GB_gameboy_t *gb, const char *string,
             return (value_t){true, symbol->bank, symbol->addr};
         }
 
-        GB_log(gb, "Unknown register or symbol: %.*s\n", length, string);
+        GB_log(gb, "Unknown register or symbol: %.*s\n", (unsigned int) length, string);
         *error = true;
         return ERROR;
     }
@@ -581,7 +581,7 @@ value_t debugger_evaluate(GB_gameboy_t *gb, const char *string,
     }
     uint16_t literal = (uint16_t) (strtol(string, &end, base));
     if (end != string + length) {
-        GB_log(gb, "Failed to parse: %.*s\n", length, string);
+        GB_log(gb, "Failed to parse: %.*s\n", (unsigned int) length, string);
         *error = true;
         return ERROR;
     }
@@ -1559,3 +1559,17 @@ const char *GB_debugger_name_for_address(GB_gameboy_t *gb, uint16_t addr)
     if (symbol && symbol->addr == addr) return symbol->name;
     return NULL;
 }
+
+/* The public version of debugger_evaluate */
+bool GB_debugger_evaluate(GB_gameboy_t *gb, const char *string, uint16_t *result, uint16_t *result_bank)
+{
+    bool error = false;
+    value_t value = debugger_evaluate(gb, string, strlen(string), &error, NULL, NULL);
+    if (result) {
+        *result = value.value;
+    }
+    if (result_bank) {
+        *result_bank = value.has_bank? value.value : -1;
+    }
+    return error;
+}

Core/debugger.h

@@ -11,4 +11,5 @@ void GB_debugger_test_read_watchpoint(GB_gameboy_t *gb, uint16_t addr);
 void GB_debugger_load_symbol_file(GB_gameboy_t *gb, const char *path);
 const GB_bank_symbol_t *GB_debugger_find_symbol(GB_gameboy_t *gb, uint16_t addr);
 const char *GB_debugger_name_for_address(GB_gameboy_t *gb, uint16_t addr);
+bool GB_debugger_evaluate(GB_gameboy_t *gb, const char *string, uint16_t *result, uint16_t *result_bank); /* result_bank is -1 if unused. */
 #endif /* debugger_h */

HexFiend/HFController.h

@@ -367,7 +367,7 @@ You create an HFController via <tt>[[HFController alloc] init]</tt>.  After that
 - (unsigned long long)contentsLength;
 
 - (void) reloadData;
-
+- (void)_ensureVisibilityOfLocation:(unsigned long long)location;
 @end
 
 /*! A notification posted whenever any of the HFController's properties change.  The object is the HFController.  The userInfo contains one key, HFControllerChangedPropertiesKey, which contains an NSNumber with the changed properties as a HFControllerPropertyBits bitmask.  This is useful for external objects to be notified of changes.  HFRepresenters added to the HFController are notified via the controllerDidChange: message.

HexFiend/HFController.m

@@ -1796,7 +1796,7 @@ static BOOL rangesAreInAscendingOrder(NSEnumerator *rangeEnumerator) {
     [cachedData release];
     cachedData = nil;
     [self _updateDisplayedRange];
-    [self _addPropertyChangeBits: HFControllerContentValue];
+    [self _addPropertyChangeBits: HFControllerContentValue | HFControllerContentLength];
     END_TRANSACTION();
 }
 

HexFiend/HFLineCountingView.m

@@ -368,7 +368,7 @@ static inline int common_prefix_length(const char *a, const char *b) {
     [self getLineNumberFormatString:formatString length:sizeof formatString];
     
     while (lineCount--) {
-        int charCount = sprintf(buffer + bufferIndex, formatString, lineValue);
+        int charCount = sprintf(buffer + bufferIndex, formatString, lineValue + self.representer.valueOffset);
         HFASSERT(charCount > 0);
         bufferIndex += charCount;
         buffer[bufferIndex++] = '\n';