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Load the symbols from ntoskrn.exe from the boot cd, if it is possible.

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svn path=/trunk/; revision=17425
This commit is contained in:
Hartmut Birr 2005-08-17 20:41:15 +00:00
parent fa4888f2fc
commit f8cf29f8d0
1 changed files with 72 additions and 0 deletions
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72
reactos/boot/freeldr/freeldr/reactos/setupldr.c
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@ -19,6 +19,7 @@
*/
#include <freeldr.h>
#include <reactos/rossym.h>
#include <debug.h>
#include <arch.h>
#include <disk.h>
@ -42,6 +43,21 @@ memory_map_t reactos_memory_map[32]; // Memory map
#define USE_UI
static BOOLEAN
FreeldrReadFile(PVOID FileContext, PVOID Buffer, ULONG Size)
{
ULONG BytesRead;
return FsReadFile((PFILE) FileContext, (ULONG) Size, &BytesRead, Buffer)
&& Size == BytesRead;
}
static BOOLEAN
FreeldrSeekFile(PVOID FileContext, ULONG_PTR Position)
{
FsSetFilePointer((PFILE) FileContext, (ULONG) Position);
return TRUE;
}
static BOOL
LoadKernel(PCHAR szSourcePath, PCHAR szFileName)
@ -108,6 +124,60 @@ LoadKernel(PCHAR szSourcePath, PCHAR szFileName)
return(TRUE);
}
static BOOL
LoadKernelSymbols(PCHAR szSourcePath, PCHAR szFileName)
{
static ROSSYM_CALLBACKS FreeldrCallbacks =
{
MmAllocateMemory,
MmFreeMemory,
FreeldrReadFile,
FreeldrSeekFile
};
CHAR szFullName[256];
PFILE FilePointer;
PROSSYM_INFO RosSymInfo;
ULONG Size;
ULONG_PTR Base;
if (szSourcePath[0] != '\\')
{
strcpy(szFullName, "\\");
strcat(szFullName, szSourcePath);
}
else
{
strcpy(szFullName, szSourcePath);
}
if (szFullName[strlen(szFullName)] != '\\')
{
strcat(szFullName, "\\");
}
if (szFileName[0] != '\\')
{
strcat(szFullName, szFileName);
}
else
{
strcat(szFullName, szFileName + 1);
}
RosSymInit(&FreeldrCallbacks);
FilePointer = FsOpenFile(szFullName);
if (FilePointer && RosSymCreateFromFile(FilePointer, &RosSymInfo))
{
Base = FrLdrCreateModule("NTOSKRNL.SYM");
Size = RosSymGetRawDataLength(RosSymInfo);
RosSymGetRawData(RosSymInfo, (PVOID)Base);
FrLdrCloseModule(Base, Size);
RosSymDelete(RosSymInfo);
return TRUE;
}
return FALSE;
}
static BOOL
LoadDriver(PCHAR szSourcePath, PCHAR szFileName)
@ -388,6 +458,8 @@ VOID RunLoader(VOID)
if (!LoadDriver(SourcePath, "hal.dll"))
return;
/* Create ntoskrnl.sym */
LoadKernelSymbols(SourcePath, "ntoskrnl.exe");
/* Export the hardware hive */
Base = FrLdrCreateModule ("HARDWARE");