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genntdll enhanced to generate ntoskrnl Zw stubs (to be tested)
svn path=/trunk/; revision=556
This commit is contained in:
Emanuele Aliberti
parent
6409ce374c
commit
1e589af8e1
2 changed files with 201 additions and 112 deletions
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@ -1,9 +1,15 @@
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/*
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/* $Id: genntdll.c,v 1.6 1999/06/17 00:10:30 ea Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS version of ntdll
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* FILE: iface/native/genntdll.c
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* PURPOSE: Generates the system call stubs in ntdll
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* CHANGE HISTORY: Added a '@xx' to deal with stdcall [ Ariadne ]
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* 19990616 (ea)
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* Four arguments now required; 4th is the file
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* for ntoskrnl ZwXXX functions (which are merely calls
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* to twin NtXXX calls, via int 0x2e (x86).
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*
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*/
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/* INCLUDE ******************************************************************/
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@ -17,129 +23,195 @@
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#define PARAMETERIZED_LIBS
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#define VERBOSE
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/* FUNCTIONS ****************************************************************/
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int process(FILE* in, FILE* out, FILE *out2)
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int
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process(
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FILE * in,
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FILE * out,
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FILE * out2,
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FILE * out3
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)
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{
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char line[255];
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char* s;
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char* name;
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char* name2;
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int value;
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char* nr_args;
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char* stmp;
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char line [255];
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char * s;
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char * name; /* NtXXX name */
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char * name2; /* ZwXXX name */
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int value;
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char * nr_args; /* stack_size / machine_word_size */
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char * stmp;
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unsigned char first1 = TRUE;
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fprintf(out,"// Machine generated, don't edit\n");
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fprintf(out,"\n\n");
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fprintf(out2,"// Machine generated, don't edit\n");
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fprintf(out2,"\n\n");
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//fprintf(out2,"#include <ntddk.h>");
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fprintf(out2,"\n\n\n");
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fprintf(out2,"SERVICE_TABLE _SystemServiceTable[256] = {\n");
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unsigned char first1 = TRUE;
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value = 0;
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while (!feof(in) && fgets(line,255,in) != NULL)
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{
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// fgets(line,255,in);
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if ((s=(char *)strchr(line,13))!=NULL)
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{
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*s=0;
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}
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s=&line[0];
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if ((*s)!='#' && (*s) != 0)
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{
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name = (char *)strtok(s," \t");
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name2 = (char *)strtok(NULL," \t");
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// value = strtok(NULL," \t");
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nr_args = (char *)strtok(NULL," \t");
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/*
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* NTDLL stubs file header
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*/
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fprintf(out,"// Machine generated, don't edit\n");
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fprintf(out,"\n\n");
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/*
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* Service table header
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*/
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fprintf(out2,"// Machine generated, don't edit\n");
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fprintf(out2,"\n\n");
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//fprintf(out2,"#include <ntddk.h>");
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fprintf(out2,"\n\n\n");
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fprintf(out2,"SERVICE_TABLE _SystemServiceTable[256] = {\n");
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/*
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* NTOSKRNL Zw functions stubs header
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*/
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fprintf(out3,"// Machine generated, don't edit\n");
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fprintf(out3,"\n\n");
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/*
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* Scan the database. DB is a text file; each line
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* is a record, which contains data for one system
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* function. Each record has three columns:
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*
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* NT_NAME (e.g. NtCreateProcess)
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* ZW_NAME (e.g. ZwCreateProcess)
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* STACK_SIZE (in machine words: for x[3456]86
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* processors a machine word is 4 bytes)
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*/
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value = 0;
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while (!feof(in) && fgets(line,255,in) != NULL)
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{
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//fgets(line,255,in);
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if ((s=(char *)strchr(line,13))!=NULL)
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{
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*s=0;
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}
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s = & line[0];
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if ((*s)!='#' && (*s) != 0)
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{
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name = (char *)strtok(s," \t");
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name2 = (char *)strtok(NULL," \t");
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//value = strtok(NULL," \t");
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nr_args = (char *)strtok(NULL," \t");
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if ((stmp=strchr(nr_args,'\n'))!=NULL)
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{
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*stmp=0;
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}
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// printf("name %s value %d\n",name,value);
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#ifdef PARAMETERIZED_LIBS
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fprintf(out,"__asm__(\"\\n\\t.global _%s@%s\\n\\t\"\n",name,nr_args);
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fprintf(out,"\".global _%s@%s\\n\\t\"\n",name2,nr_args);
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fprintf(out,"\"_%s@%s:\\n\\t\"\n",name,nr_args);
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fprintf(out,"\"_%s@%s:\\n\\t\"\n",name2,nr_args);
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#else
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fprintf(out,"__asm__(\"\\n\\t.global _%s\\n\\t\"\n",name);
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fprintf(out,"\".global _%s\\n\\t\"\n",name2);
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fprintf(out,"\"_%s:\\n\\t\"\n",name);
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fprintf(out,"\"_%s:\\n\\t\"\n",name2);
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if ((stmp=strchr(nr_args,'\n'))!=NULL)
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{
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*stmp=0;
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}
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#ifdef VERBOSE
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printf("name = \"%s\" value = %d\n",name,value);
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#endif
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fprintf(out,"\t\"mov\t$%d,%%eax\\n\\t\"\n",value);
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fprintf(out,"\t\"lea\t4(%%esp),%%edx\\n\\t\"\n");
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fprintf(out,"\t\"int\t$0x2E\\n\\t\"\n");
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fprintf(out,"\t\"ret\t$%s\\n\\t\");\n\n",nr_args);
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/*
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* Write the NTDLL stub for the current
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* system call: NtXXX and ZwXXX symbols
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* are aliases.
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*/
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#ifdef PARAMETERIZED_LIBS
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fprintf(out,"__asm__(\"\\n\\t.global _%s@%s\\n\\t\"\n",name,nr_args);
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fprintf(out,"\".global _%s@%s\\n\\t\"\n",name2,nr_args);
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fprintf(out,"\"_%s@%s:\\n\\t\"\n",name,nr_args);
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fprintf(out,"\"_%s@%s:\\n\\t\"\n",name2,nr_args);
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#else
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fprintf(out,"__asm__(\"\\n\\t.global _%s\\n\\t\"\n",name);
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fprintf(out,"\".global _%s\\n\\t\"\n",name2);
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fprintf(out,"\"_%s:\\n\\t\"\n",name);
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fprintf(out,"\"_%s:\\n\\t\"\n",name2);
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#endif
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fprintf(out,"\t\"mov\t$%d,%%eax\\n\\t\"\n",value);
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fprintf(out,"\t\"lea\t4(%%esp),%%edx\\n\\t\"\n");
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fprintf(out,"\t\"int\t$0x2E\\n\\t\"\n");
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fprintf(out,"\t\"ret\t$%s\\n\\t\");\n\n",nr_args);
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value++;
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/*
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* Now write the current system call's name
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* in the service table.
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*/
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value++;
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if ( first1 == TRUE )
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first1 = FALSE;
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else
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fprintf(out2,",\n");
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if (first1 == TRUE)
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{
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first1 = FALSE;
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}
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else
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{
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fprintf(out2,",\n");
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}
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fprintf(out2,"\t\t{ %s, (ULONG)%s }",nr_args,name);
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}
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}
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fprintf(out2,"\t\t{ %s, (ULONG)%s }",nr_args,name);
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/*
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* Now write the NTOSKRNL stub for the
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* current system call. ZwXXX does NOT
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* alias the corresponding NtXXX call.
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*/
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fprintf(out3,"__asm__(\n");
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fprintf(out3,"\".global _%s@%s\\n\\t\"\n",name2,nr_args);
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fprintf(out3,"\"_%s@%s:\\n\\t\"\n",name2,nr_args);
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fprintf(out3,"\t\"mov\t$%d,%%eax\\n\\t\"\n",value);
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fprintf(out3,"\t\"lea\t4(%%esp),%%edx\\n\\t\"\n");
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fprintf(out3,"\t\"int\t$0x2E\\n\\t\"\n");
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fprintf(out3,"\t\"ret\t$%s\\n\\t\");\n\n",nr_args);
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}
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}
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fprintf(out2,"\n};\n");
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fprintf(out2,"\n};\n");
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return(0);
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return(0);
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}
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void usage(void)
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void usage(char * argv0)
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{
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printf("Usage: genntdll sysfuncs.lst outfile.asm outfile.h\n");
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printf("\
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Usage: %s sysfuncs.lst napi.c napi.h zw.c\n\
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sysfuncs.lst system functions database\n\
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napi.c NTDLL stubs\n\
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napi.h NTOSKRNL service table\n\
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zw.c NTOSKRNL Zw stubs\n",
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argv0
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);
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}
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int main(int argc, char* argv[])
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{
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FILE* in;
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FILE* out;
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FILE *out2;
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int ret;
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FILE * in; /* System calls database */
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FILE * out; /* NTDLL stubs */
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FILE * out2; /* SERVICE_TABLE */
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FILE * out3; /* NTOSKRNL Zw stubs */
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int ret;
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if (argc!=4)
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{
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usage();
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return(1);
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}
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if (argc != 5)
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{
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usage(argv[0]);
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return(1);
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}
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in = fopen(argv[1],"rb");
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if (in==NULL)
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{
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perror("Failed to open input file");
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return(1);
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}
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in = fopen(argv[1],"rb");
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if (in == NULL)
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{
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perror("Failed to open input file (system calls database)");
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return(1);
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}
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out = fopen(argv[2],"wb");
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if (out==NULL)
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{
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perror("Failed to open output file");
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return(1);
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}
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out2 = fopen(argv[3],"wb");
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if (out2==NULL)
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{
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perror("Failed to open output file");
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return(1);
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}
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out = fopen(argv[2],"wb");
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if (out == NULL)
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{
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perror("Failed to open output file (NTDLL stubs)");
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return(1);
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}
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out2 = fopen(argv[3],"wb");
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if (out2 == NULL)
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{
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perror("Failed to open output file (NTOSKRNL service table)");
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return(1);
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}
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out3 = fopen(argv[4],"wb");
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if (out3 == NULL)
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{
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perror("Failed to open output file (NTOSKRNL Zw stubs)");
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return(1);
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}
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ret = process(in,out,out2,out3);
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ret = process(in,out,out2);
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fclose(in);
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fclose(out);
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fclose(out2);
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fclose(out3);
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fclose(in);
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fclose(out);
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fclose(out2);
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return(ret);
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return(ret);
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}
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@ -1,26 +1,43 @@
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# $Id: makefile,v 1.8 1999/06/17 00:10:30 ea Exp $
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#
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# ReactOS Operating System
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#
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# Generate:
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# - genntdll
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# - ntoskrnl.exe service table;
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# - ntoskrnl.exe Zw functions stubs to call Nt functions from kernel mode;
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# - ntdll.dll stubs to call system functions from user mode applications.
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#
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TARGET = genntdll
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SYSTEM_CALLS_DB = sysfuncs.lst
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NTDLL_STUBS = ../../lib/ntdll/napi.c
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KERNEL_SERVICE_TABLE = ../../include/ntdll/napi.h
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KERNEL_ZW_CALLS = ../../ntoskrnl/nt/zw.c
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NAPI_FILES = $(NTDLL_STUBS) $(KERNEL_SERVICE_TABLE) $(KERNEL_ZW_CALLS)
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NAPI_FILES = ../../lib/ntdll/napi.c ../../include/ntdll/napi.h
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all: $(TARGET)$(EXE_POSTFIX) $(NAPI_FILES)
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all: genntdll$(EXE_POSTFIX) $(NAPI_FILES)
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$(NAPI_FILES): sysfuncs.lst genntdll$(EXE_POSTFIX)
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genntdll$(EXE_POSTFIX) sysfuncs.lst ../../lib/ntdll/napi.c ../../include/ntdll/napi.h
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$(NAPI_FILES): $(SYSTEM_CALLS_DB) $(TARGET)$(EXE_POSTFIX)
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$(TARGET)$(EXE_POSTFIX) \
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$(SYSTEM_CALLS_DB) \
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$(NTDLL_STUBS) \
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$(KERNEL_SERVICE_TABLE) \
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$(KERNEL_ZW_CALLS)
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# (rjj) i removed the following option from line below: -If:\gnu\mingw32\include
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genntdll$(EXE_POSTFIX): genntdll.c
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$(NATIVE_CC) -g genntdll.c -o genntdll$(EXE_POSTFIX)
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$(TARGET)$(EXE_POSTFIX): $(TARGET).c
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$(NATIVE_CC) -g $(TARGET).c -o $(TARGET)$(EXE_POSTFIX)
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clean:
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- $(RM) genntdll$(EXE_POSTFIX)
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- $(RM) $(TARGET)$(EXE_POSTFIX)
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ifeq ($(DOSCLI),yes)
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- $(RM) ..\..\lib\ntdll\napi.c
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- $(RM) ..\..\include\ntdll\napi.h
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- $(RM) ..\..\ntoskrnl\nt\zw.c
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else
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- $(RM) ../../lib/ntdll/napi.c
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- $(RM) ../../include/ntdll/napi.h
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- $(RM) $(NTDLL_STUBS)
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- $(RM) $(KERNEL_SERVICE_TABLE)
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- $(RM) $(KERNEL_ZW_CALLS)
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endif
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.PHONY: all clean
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