*/
#include "pipe/p_compiler.h"
+#include "os/os_thread.h"
+#include "u_string.h"
#include "u_debug.h"
#include "u_debug_symbol.h"
+#include "u_hash_table.h"
-#if defined(PIPE_SUBSYSTEM_WINDOWS_USER) && defined(PIPE_ARCH_X86)
+#if defined(PIPE_OS_WINDOWS) && defined(PIPE_ARCH_X86)
#include <windows.h>
#include <stddef.h>
-#include <imagehlp.h>
-/*
- * TODO: Cleanup code.
- * TODO: Support x86_64
- */
+#include "dbghelp.h"
+
static BOOL bSymInitialized = FALSE;
-static HMODULE hModule_Imagehlp = NULL;
+static HMODULE hModule_Dbghelp = NULL;
-typedef BOOL (WINAPI *PFNSYMINITIALIZE)(HANDLE, LPSTR, BOOL);
-static PFNSYMINITIALIZE pfnSymInitialize = NULL;
static
-BOOL WINAPI j_SymInitialize(HANDLE hProcess, PSTR UserSearchPath, BOOL fInvadeProcess)
+FARPROC WINAPI __GetProcAddress(LPCSTR lpProcName)
{
- if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymInitialize || (pfnSymInitialize = (PFNSYMINITIALIZE) GetProcAddress(hModule_Imagehlp, "SymInitialize")))
- )
- return pfnSymInitialize(hProcess, UserSearchPath, fInvadeProcess);
- else
- return FALSE;
+#ifdef PIPE_CC_GCC
+ if (!hModule_Dbghelp) {
+ /*
+ * bfdhelp.dll is a dbghelp.dll look-alike replacement, which is able to
+ * understand MinGW symbols using BFD library. It is available from
+ * http://people.freedesktop.org/~jrfonseca/bfdhelp/ for now.
+ */
+ hModule_Dbghelp = LoadLibraryA("bfdhelp.dll");
+ }
+#endif
+
+ if (!hModule_Dbghelp) {
+ hModule_Dbghelp = LoadLibraryA("dbghelp.dll");
+ if (!hModule_Dbghelp) {
+ return NULL;
+ }
+ }
+
+ return GetProcAddress(hModule_Dbghelp, lpProcName);
}
-typedef BOOL (WINAPI *PFNSYMCLEANUP)(HANDLE);
-static PFNSYMCLEANUP pfnSymCleanup = NULL;
+
+typedef BOOL (WINAPI *PFNSYMINITIALIZE)(HANDLE, LPSTR, BOOL);
+static PFNSYMINITIALIZE pfnSymInitialize = NULL;
static
-BOOL WINAPI j_SymCleanup(HANDLE hProcess)
+BOOL WINAPI j_SymInitialize(HANDLE hProcess, PSTR UserSearchPath, BOOL fInvadeProcess)
{
if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymCleanup || (pfnSymCleanup = (PFNSYMCLEANUP) GetProcAddress(hModule_Imagehlp, "SymCleanup")))
+ (pfnSymInitialize || (pfnSymInitialize = (PFNSYMINITIALIZE) __GetProcAddress("SymInitialize")))
)
- return pfnSymCleanup(hProcess);
+ return pfnSymInitialize(hProcess, UserSearchPath, fInvadeProcess);
else
return FALSE;
}
DWORD WINAPI j_SymSetOptions(DWORD SymOptions)
{
if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymSetOptions || (pfnSymSetOptions = (PFNSYMSETOPTIONS) GetProcAddress(hModule_Imagehlp, "SymSetOptions")))
+ (pfnSymSetOptions || (pfnSymSetOptions = (PFNSYMSETOPTIONS) __GetProcAddress("SymSetOptions")))
)
return pfnSymSetOptions(SymOptions);
else
return FALSE;
}
-typedef BOOL (WINAPI *PFNSYMUNDNAME)(PIMAGEHLP_SYMBOL, PSTR, DWORD);
-static PFNSYMUNDNAME pfnSymUnDName = NULL;
+typedef BOOL (WINAPI *PFNSYMGETSYMFROMADDR)(HANDLE, DWORD64, PDWORD64, PSYMBOL_INFO);
+static PFNSYMGETSYMFROMADDR pfnSymFromAddr = NULL;
static
-BOOL WINAPI j_SymUnDName(PIMAGEHLP_SYMBOL Symbol, PSTR UnDecName, DWORD UnDecNameLength)
+BOOL WINAPI j_SymFromAddr(HANDLE hProcess, DWORD64 Address, PDWORD64 Displacement, PSYMBOL_INFO Symbol)
{
if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymUnDName || (pfnSymUnDName = (PFNSYMUNDNAME) GetProcAddress(hModule_Imagehlp, "SymUnDName")))
+ (pfnSymFromAddr || (pfnSymFromAddr = (PFNSYMGETSYMFROMADDR) __GetProcAddress("SymFromAddr")))
)
- return pfnSymUnDName(Symbol, UnDecName, UnDecNameLength);
+ return pfnSymFromAddr(hProcess, Address, Displacement, Symbol);
else
return FALSE;
}
-typedef PFUNCTION_TABLE_ACCESS_ROUTINE PFNSYMFUNCTIONTABLEACCESS;
-static PFNSYMFUNCTIONTABLEACCESS pfnSymFunctionTableAccess = NULL;
-static
-PVOID WINAPI j_SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
+static INLINE void
+debug_symbol_name_dbghelp(const void *addr, char* buf, unsigned size)
{
- if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymFunctionTableAccess || (pfnSymFunctionTableAccess = (PFNSYMFUNCTIONTABLEACCESS) GetProcAddress(hModule_Imagehlp, "SymFunctionTableAccess")))
- )
- return pfnSymFunctionTableAccess(hProcess, AddrBase);
+ HANDLE hProcess;
+ BYTE symbolBuffer[1024];
+ PSYMBOL_INFO pSymbol = (PSYMBOL_INFO) symbolBuffer;
+ DWORD64 dwDisplacement = 0; /* Displacement of the input address, relative to the start of the symbol */
+
+ hProcess = GetCurrentProcess();
+
+ memset(pSymbol, 0, sizeof *pSymbol);
+ pSymbol->SizeOfStruct = sizeof(symbolBuffer);
+ pSymbol->MaxNameLen = sizeof(symbolBuffer) - offsetof(SYMBOL_INFO, Name);
+
+ if(!bSymInitialized) {
+ j_SymSetOptions(/* SYMOPT_UNDNAME | */ SYMOPT_LOAD_LINES);
+ if(j_SymInitialize(hProcess, NULL, TRUE))
+ bSymInitialized = TRUE;
+ }
+
+ if(!j_SymFromAddr(hProcess, (DWORD64)(uintptr_t)addr, &dwDisplacement, pSymbol))
+ buf[0] = 0;
else
- return NULL;
+ {
+ strncpy(buf, pSymbol->Name, size);
+ buf[size - 1] = 0;
+ }
}
+#endif
-typedef PGET_MODULE_BASE_ROUTINE PFNSYMGETMODULEBASE;
-static PFNSYMGETMODULEBASE pfnSymGetModuleBase = NULL;
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
+#include <execinfo.h>
-static
-DWORD WINAPI j_SymGetModuleBase(HANDLE hProcess, DWORD dwAddr)
+/* This can only provide dynamic symbols, or binary offsets into a file.
+ *
+ * To fix this, post-process the output with tools/addr2line.sh
+ */
+static INLINE void
+debug_symbol_name_glibc(const void *addr, char* buf, unsigned size)
{
- if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymGetModuleBase || (pfnSymGetModuleBase = (PFNSYMGETMODULEBASE) GetProcAddress(hModule_Imagehlp, "SymGetModuleBase")))
- )
- return pfnSymGetModuleBase(hProcess, dwAddr);
- else
- return 0;
+ char** syms = backtrace_symbols((void**)&addr, 1);
+ strncpy(buf, syms[0], size);
+ buf[size - 1] = 0;
+ free(syms);
}
+#endif
+
+void
+debug_symbol_name(const void *addr, char* buf, unsigned size)
+{
+#if defined(PIPE_OS_WINDOWS) && defined(PIPE_ARCH_X86)
+ debug_symbol_name_dbghelp(addr, buf, size);
+ if(buf[0])
+ return;
+#endif
-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;
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
+ debug_symbol_name_glibc(addr, buf, size);
+ if(buf[0])
+ return;
+#endif
-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
-)
+ util_snprintf(buf, size, "%p", addr);
+ buf[size - 1] = 0;
+}
+
+void
+debug_symbol_print(const void *addr)
{
- 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;
+ char buf[1024];
+ debug_symbol_name(addr, buf, sizeof(buf));
+ debug_printf("\t%s\n", buf);
}
-typedef BOOL (WINAPI *PFNSYMGETSYMFROMADDR)(HANDLE, DWORD, LPDWORD, PIMAGEHLP_SYMBOL);
-static PFNSYMGETSYMFROMADDR pfnSymGetSymFromAddr = NULL;
+struct util_hash_table* symbols_hash;
+pipe_static_mutex(symbols_mutex);
-static
-BOOL WINAPI j_SymGetSymFromAddr(HANDLE hProcess, DWORD Address, PDWORD Displacement, PIMAGEHLP_SYMBOL Symbol)
+static unsigned hash_ptr(void* p)
{
- if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymGetSymFromAddr || (pfnSymGetSymFromAddr = (PFNSYMGETSYMFROMADDR) GetProcAddress(hModule_Imagehlp, "SymGetSymFromAddr")))
- )
- return pfnSymGetSymFromAddr(hProcess, Address, Displacement, Symbol);
- else
- return FALSE;
+ return (unsigned)(uintptr_t)p;
}
-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)
+static int compare_ptr(void* a, void* b)
{
- if(
- (hModule_Imagehlp || (hModule_Imagehlp = LoadLibraryA("IMAGEHLP.DLL"))) &&
- (pfnSymGetLineFromAddr || (pfnSymGetLineFromAddr = (PFNSYMGETLINEFROMADDR) GetProcAddress(hModule_Imagehlp, "SymGetLineFromAddr")))
- )
- return pfnSymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line);
+ if(a == b)
+ return 0;
+ else if(a < b)
+ return -1;
else
- return FALSE;
+ return 1;
}
-
-static INLINE boolean
-debug_symbol_print_imagehlp(const void *addr)
+const char*
+debug_symbol_name_cached(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);
+ const char* name;
+#ifdef PIPE_SUBSYSTEM_WINDOWS_USER
+ static boolean first = TRUE;
- if(!bSymInitialized) {
- j_SymSetOptions(/* SYMOPT_UNDNAME | */ SYMOPT_LOAD_LINES);
- if(j_SymInitialize(hProcess, NULL, TRUE))
- bSymInitialized = TRUE;
+ if (first) {
+ pipe_mutex_init(symbols_mutex);
+ first = FALSE;
}
-
- 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) && defined(PIPE_ARCH_X86)
- if(debug_symbol_print_imagehlp(addr))
- return;
-#endif
-
- debug_printf("\t%p\n", addr);
+ pipe_mutex_lock(symbols_mutex);
+ if(!symbols_hash)
+ symbols_hash = util_hash_table_create(hash_ptr, compare_ptr);
+ name = util_hash_table_get(symbols_hash, (void*)addr);
+ if(!name)
+ {
+ char buf[1024];
+ debug_symbol_name(addr, buf, sizeof(buf));
+ name = strdup(buf);
+
+ util_hash_table_set(symbols_hash, (void*)addr, (void*)name);
+ }
+ pipe_mutex_unlock(symbols_mutex);
+ return name;
}
projects / mesa.git / blobdiff