util: Lookup symbol names from addresses.

Nice for stack backtraces.

Windows-only for now.

5 files changed, 308 insertions, 1 deletions

diff --git a/src/gallium/auxiliary/util/Makefile b/src/gallium/auxiliary/util/Makefile
index d68bdeadcc..5035e9cc13 100644
--- a/src/gallium/auxiliary/util/Makefile
+++ b/src/gallium/auxiliary/util/Makefile
@@ -5,6 +5,8 @@ LIBNAME = util
 
 C_SOURCES = \
 	u_debug.c \
+	u_debug_symbol.c \
+	u_debug_stack.c \
 	u_blit.c \
 	u_cache.c \
 	u_draw_quad.c \
diff --git a/src/gallium/auxiliary/util/SConscript b/src/gallium/auxiliary/util/SConscript
index 0f15c632c3..8317263bb8 100644
--- a/src/gallium/auxiliary/util/SConscript
+++ b/src/gallium/auxiliary/util/SConscript
@@ -10,6 +10,7 @@ util = env.ConvenienceLibrary(
 		'u_debug_memory.c',
 		'u_debug_profile.c',
 		'u_debug_stack.c',
+		'u_debug_symbol.c',
 		'u_draw_quad.c',
 		'u_gen_mipmap.c',
 		'u_handle_table.c',
diff --git a/src/gallium/auxiliary/util/u_debug_stack.c b/src/gallium/auxiliary/util/u_debug_stack.c
index e5d61907c0..e9891fde8a 100644
--- a/src/gallium/auxiliary/util/u_debug_stack.c
+++ b/src/gallium/auxiliary/util/u_debug_stack.c
@@ -33,6 +33,7 @@
  */
 
 #include "u_debug.h"
+#include "u_debug_symbol.h"
 #include "u_debug_stack.h"
 
 
@@ -91,7 +92,7 @@ debug_backtrace_dump(const struct debug_stack_frame *backtrace,
    for(i = 0; i < nr_frames; ++i) {
       if(!backtrace[i].function)
          break;
-      debug_printf("\t%p\n", backtrace[i].function);
+      debug_symbol_print(backtrace[i].function);
    }
 }
 
diff --git a/src/gallium/auxiliary/util/u_debug_symbol.c b/src/gallium/auxiliary/util/u_debug_symbol.c
new file mode 100644
index 0000000000..7036f6bf96
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_debug_symbol.c
@@ -0,0 +1,250 @@
+/**************************************************************************
+ * 
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+/**
+ * @file
+ * Symbol lookup.
+ * 
+ * @author Jose Fonseca <jfonseca@vmware.com>
+ */
+
+#include "pipe/p_compiler.h"
+
+#include "u_debug.h"
+#include "u_debug_symbol.h"
+
+#if defined(PIPE_SUBSYSTEM_WINDOWS_USER) && defined(PIPE_ARCH_X86)
+   
+#include <windows.h>
+#include <stddef.h>
+#include <imagehlp.h>
+
+/*
+ * TODO: Cleanup code.
+ * TODO: Support x86_64 
+ */
+
+static BOOL bSymInitialized = FALSE;
+
+static HMODULE hModule_Imagehlp = NULL;
+
+typedef BOOL (WINAPI *PFNSYMINITIALIZE)(HANDLE, LPSTR, BOOL);
+static PFNSYMINITIALIZE pfnSymInitialize = NULL;
+
+static
+BOOL WINAPI j_SymInitialize(HANDLE hProcess, PSTR UserSearchPath, BOOL fInvadeProcess)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymInitialize || (pfnSymInitialize = (PFNSYMINITIALIZE) GetProcAddress(hModule_Imagehlp, "SymInitialize")))
+   )
+      return pfnSymInitialize(hProcess, UserSearchPath, fInvadeProcess);
+   else
+      return FALSE;
+}
+
+typedef BOOL (WINAPI *PFNSYMCLEANUP)(HANDLE);
+static PFNSYMCLEANUP pfnSymCleanup = NULL;
+
+static
+BOOL WINAPI j_SymCleanup(HANDLE hProcess)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymCleanup || (pfnSymCleanup = (PFNSYMCLEANUP) GetProcAddress(hModule_Imagehlp, "SymCleanup")))
+   )
+      return pfnSymCleanup(hProcess);
+   else
+      return FALSE;
+}
+
+typedef DWORD (WINAPI *PFNSYMSETOPTIONS)(DWORD);
+static PFNSYMSETOPTIONS pfnSymSetOptions = NULL;
+
+static
+DWORD WINAPI j_SymSetOptions(DWORD SymOptions)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymSetOptions || (pfnSymSetOptions = (PFNSYMSETOPTIONS) GetProcAddress(hModule_Imagehlp, "SymSetOptions")))
+   )
+      return pfnSymSetOptions(SymOptions);
+   else
+      return FALSE;
+}
+
+typedef BOOL (WINAPI *PFNSYMUNDNAME)(PIMAGEHLP_SYMBOL, PSTR, DWORD);
+static PFNSYMUNDNAME pfnSymUnDName = NULL;
+
+static
+BOOL WINAPI j_SymUnDName(PIMAGEHLP_SYMBOL Symbol, PSTR UnDecName, DWORD UnDecNameLength)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymUnDName || (pfnSymUnDName = (PFNSYMUNDNAME) GetProcAddress(hModule_Imagehlp, "SymUnDName")))
+   )
+      return pfnSymUnDName(Symbol, UnDecName, UnDecNameLength);
+   else
+      return FALSE;
+}
+
+typedef PFUNCTION_TABLE_ACCESS_ROUTINE PFNSYMFUNCTIONTABLEACCESS;
+static PFNSYMFUNCTIONTABLEACCESS pfnSymFunctionTableAccess = NULL;
+
+static
+PVOID WINAPI j_SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymFunctionTableAccess || (pfnSymFunctionTableAccess = (PFNSYMFUNCTIONTABLEACCESS) GetProcAddress(hModule_Imagehlp, "SymFunctionTableAccess")))
+   )
+      return pfnSymFunctionTableAccess(hProcess, AddrBase);
+   else
+      return NULL;
+}
+
+typedef PGET_MODULE_BASE_ROUTINE PFNSYMGETMODULEBASE;
+static PFNSYMGETMODULEBASE pfnSymGetModuleBase = NULL;
+
+static
+DWORD WINAPI j_SymGetModuleBase(HANDLE hProcess, DWORD dwAddr)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymGetModuleBase || (pfnSymGetModuleBase = (PFNSYMGETMODULEBASE) GetProcAddress(hModule_Imagehlp, "SymGetModuleBase")))
+   )
+      return pfnSymGetModuleBase(hProcess, dwAddr);
+   else
+      return 0;
+}
+
+typedef BOOL (WINAPI *PFNSTACKWALK)(DWORD, HANDLE, HANDLE, LPSTACKFRAME, LPVOID, PREAD_PROCESS_MEMORY_ROUTINE, PFUNCTION_TABLE_ACCESS_ROUTINE, PGET_MODULE_BASE_ROUTINE, PTRANSLATE_ADDRESS_ROUTINE);
+static PFNSTACKWALK pfnStackWalk = NULL;
+
+static
+BOOL WINAPI j_StackWalk(
+   DWORD MachineType, 
+   HANDLE hProcess, 
+   HANDLE hThread, 
+   LPSTACKFRAME StackFrame, 
+   PVOID ContextRecord, 
+   PREAD_PROCESS_MEMORY_ROUTINE ReadMemoryRoutine,  
+   PFUNCTION_TABLE_ACCESS_ROUTINE FunctionTableAccessRoutine,
+   PGET_MODULE_BASE_ROUTINE GetModuleBaseRoutine, 
+   PTRANSLATE_ADDRESS_ROUTINE TranslateAddress 
+)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnStackWalk || (pfnStackWalk = (PFNSTACKWALK) GetProcAddress(hModule_Imagehlp, "StackWalk")))
+   )
+      return pfnStackWalk(
+         MachineType, 
+         hProcess, 
+         hThread, 
+         StackFrame, 
+         ContextRecord, 
+         ReadMemoryRoutine,  
+         FunctionTableAccessRoutine,
+         GetModuleBaseRoutine, 
+         TranslateAddress 
+      );
+   else
+      return FALSE;
+}
+
+typedef BOOL (WINAPI *PFNSYMGETSYMFROMADDR)(HANDLE, DWORD, LPDWORD, PIMAGEHLP_SYMBOL);
+static PFNSYMGETSYMFROMADDR pfnSymGetSymFromAddr = NULL;
+
+static
+BOOL WINAPI j_SymGetSymFromAddr(HANDLE hProcess, DWORD Address, PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymGetSymFromAddr || (pfnSymGetSymFromAddr = (PFNSYMGETSYMFROMADDR) GetProcAddress(hModule_Imagehlp, "SymGetSymFromAddr")))
+   )
+      return pfnSymGetSymFromAddr(hProcess, Address, Displacement, Symbol);
+   else
+      return FALSE;
+}
+
+typedef BOOL (WINAPI *PFNSYMGETLINEFROMADDR)(HANDLE, DWORD, LPDWORD, PIMAGEHLP_LINE);
+static PFNSYMGETLINEFROMADDR pfnSymGetLineFromAddr = NULL;
+
+static
+BOOL WINAPI j_SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr, PDWORD pdwDisplacement, PIMAGEHLP_LINE Line)
+{
+   if(
+      (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
+      (pfnSymGetLineFromAddr || (pfnSymGetLineFromAddr = (PFNSYMGETLINEFROMADDR) GetProcAddress(hModule_Imagehlp, "SymGetLineFromAddr")))
+   )
+      return pfnSymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line);
+   else
+      return FALSE;
+}
+
+
+static INLINE boolean
+debug_symbol_print_imagehlp(const void *addr)
+{
+   HANDLE hProcess;
+   BYTE symbolBuffer[1024];
+   PIMAGEHLP_SYMBOL pSymbol = (PIMAGEHLP_SYMBOL) symbolBuffer;
+   DWORD dwDisplacement = 0;  // Displacement of the input address, relative to the start of the symbol
+
+   hProcess = GetCurrentProcess();
+
+   pSymbol->SizeOfStruct = sizeof(symbolBuffer);
+   pSymbol->MaxNameLength = sizeof(symbolBuffer) - offsetof(IMAGEHLP_SYMBOL, Name);
+
+   if(!bSymInitialized) {
+      j_SymSetOptions(/* SYMOPT_UNDNAME | */ SYMOPT_LOAD_LINES);
+      if(j_SymInitialize(hProcess, NULL, TRUE))
+         bSymInitialized = TRUE;
+   }
+      
+   if(!j_SymGetSymFromAddr(hProcess, (DWORD)addr, &dwDisplacement, pSymbol))
+      return FALSE;
+
+   debug_printf("\t%s\n", pSymbol->Name);
+
+   return TRUE;
+   
+}
+#endif
+
+
+void
+debug_symbol_print(const void *addr)
+{
+#if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+   if(debug_symbol_print_imagehlp(addr))
+      return;
+#endif
+   
+   debug_printf("\t%p\n", addr);
+}
diff --git a/src/gallium/auxiliary/util/u_debug_symbol.h b/src/gallium/auxiliary/util/u_debug_symbol.h
new file mode 100644
index 0000000000..021586987b
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_debug_symbol.h
@@ -0,0 +1,53 @@
+/**************************************************************************
+ * 
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#ifndef U_DEBUG_SYMBOL_H_
+#define U_DEBUG_SYMBOL_H_
+
+
+/**
+ * @file
+ * Symbol lookup.
+ * 
+ * @author Jose Fonseca <jfonseca@vmware.com>
+ */
+
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+
+void
+debug_symbol_print(const void *addr);
+
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif /* U_DEBUG_SYMBOL_H_ */