exeflat: add support for response file to exeflat utility
the command line can overflow DOS max length that it fixes this issue
This commit is contained in:
Jiri Malak
Kenneth J Davis
parent
2fb0956513
commit
a5b516dd7b
@ -74,6 +74,7 @@ git clean -x -d -f -e test -e _output -e _downloads -e _watcom
|
||||
echo set XCPU=386
|
||||
echo set XFAT=32
|
||||
echo set XNASM='C:\\devel\\nasm\\nasm'
|
||||
echo set XUPX=upx --8086 --best
|
||||
echo set OLDPATH=%PATH%
|
||||
echo set PATH='%WATCOM%\\binw;C:\\bin;%OLDPATH%'
|
||||
} | unix2dos > config.bat
|
||||
|
||||
@ -36,8 +36,8 @@ production: ../bin/$(TARGET).sys
|
||||
|
||||
# -S to avoid showing expected relocations
|
||||
# 0x10 & 0x78 or 0x79 depending on compilation options
|
||||
kernel.sys: kernel.exe ../utils/exeflat.exe ../utils/upxentry.bin ../utils/upxdevic.bin
|
||||
..$(DIRSEP)utils$(DIRSEP)exeflat.exe kernel.exe kernel.sys $(LOADSEG) -S0x10 -S0x78 -S0x79 -E..$(DIRSEP)utils$(DIRSEP)upxentry.bin -D..$(DIRSEP)utils$(DIRSEP)upxdevic.bin $(UPXOPT) $(XUPX)
|
||||
kernel.sys: kernel.exe ../utils/exeflat.exe ../utils/upxentry.bin ../utils/upxdevic.bin exeflat.rsp
|
||||
..$(DIRSEP)utils$(DIRSEP)exeflat.exe kernel.exe kernel.sys $(LOADSEG) @exeflat.rsp
|
||||
|
||||
kernel.exe: $(TARGET).lnk $(OBJS) $(LIBS)
|
||||
$(LINK) @$(TARGET).lnk;
|
||||
@ -46,11 +46,21 @@ clobber: clean
|
||||
-$(RM) kernel.exe kernel.sys status.me
|
||||
|
||||
clean:
|
||||
-$(RM) *.obj *.bak *.crf *.xrf *.map *.lst *.cod *.err *.lnk
|
||||
-$(RM) *.obj *.bak *.crf *.xrf *.map *.lst *.cod *.err *.lnk *.rsp
|
||||
|
||||
# XXX: This is a very ugly way of linking the kernel, forced upon us by the
|
||||
# inability of Turbo `make' 2.0 to perform command line redirection. -- ror4
|
||||
|
||||
exeflat.rsp: makefile
|
||||
-$(RM) exeflat.rsp
|
||||
$(ECHOTO) exeflat.rsp -S0x10
|
||||
$(ECHOTO) exeflat.rsp -S0x78
|
||||
$(ECHOTO) exeflat.rsp -S0x79
|
||||
$(ECHOTO) exeflat.rsp -E..$(DIRSEP)utils$(DIRSEP)upxentry.bin
|
||||
$(ECHOTO) exeflat.rsp -D..$(DIRSEP)utils$(DIRSEP)upxdevic.bin
|
||||
$(ECHOTO) exeflat.rsp $(UPXOPT)
|
||||
$(ECHOTO) exeflat.rsp $(XUPX)
|
||||
|
||||
$(TARGET).lnk: turboc.cfg makefile ../mkfiles/generic.mak ../mkfiles/$(COMPILER).mak
|
||||
-$(RM) *.lnk
|
||||
$(ECHOTO) $(TARGET).lnk $(OBJS1)+
|
||||
|
||||
152
utils/exeflat.c
152
utils/exeflat.c
@ -90,7 +90,7 @@ static void usage(void)
|
||||
|
||||
static int exeflat(const char *srcfile, const char *dstfile,
|
||||
const char *start, short *silentSegments, short silentcount,
|
||||
int UPX, UWORD stubexesize, UWORD stubdevsize,
|
||||
int use_upx, UWORD stubexesize, UWORD stubdevsize,
|
||||
UWORD entryparagraphs, exe_header *header)
|
||||
{
|
||||
int i, j;
|
||||
@ -207,7 +207,7 @@ static int exeflat(const char *srcfile, const char *dstfile,
|
||||
printf("\nProcessed %d relocations, %d not shown\n",
|
||||
header->exRelocItems, silentdone);
|
||||
|
||||
if (UPX)
|
||||
if (use_upx)
|
||||
{
|
||||
struct x {
|
||||
char y[(KERNEL_CONFIG_LENGTH + 2) <= BUFSIZE ? 1 : -1];
|
||||
@ -224,7 +224,7 @@ static int exeflat(const char *srcfile, const char *dstfile,
|
||||
/* The biggest .sys file that UPX accepts seems to be 65419 bytes long.
|
||||
Actually, UPX 3.96 appears to accept DOS/SYS files up to 65426 bytes.
|
||||
To avoid problems we use a slightly lower limit. */
|
||||
if (UPX) {
|
||||
if (use_upx) {
|
||||
if (stubdevsize && stubexesize)
|
||||
compress_sys_file = (size - stubdevsize) <= /* 65426 */ 65400;
|
||||
/* would need to subtract 0x10 for the device header here
|
||||
@ -407,13 +407,59 @@ static void write_header(FILE *dest, unsigned char * code, UWORD stubsize,
|
||||
}
|
||||
}
|
||||
|
||||
int my_isspace( int c )
|
||||
{
|
||||
switch( c ) {
|
||||
case ' ':
|
||||
case '\n':
|
||||
case '\r':
|
||||
case '\f':
|
||||
case '\t':
|
||||
case '\v':
|
||||
return( 1 );
|
||||
default:
|
||||
return( 0 );
|
||||
}
|
||||
}
|
||||
|
||||
char *getarg( FILE *fp )
|
||||
{
|
||||
static char buff[256];
|
||||
char *str;
|
||||
size_t len;
|
||||
|
||||
while( (str = fgets( buff, sizeof(buff) - 1, fp )) != NULL ) {
|
||||
buff[sizeof(buff) - 1] = '\0';
|
||||
len = strlen(buff);
|
||||
while( len > 0 ) {
|
||||
len--;
|
||||
if( my_isspace( buff[len] ) ) {
|
||||
buff[len] = '\0';
|
||||
continue;
|
||||
}
|
||||
len++;
|
||||
break;
|
||||
}
|
||||
while( len-- > 0 ) {
|
||||
if( !my_isspace(*str) ) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if( *str != '\0' ) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
return( str );
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
short silentSegments[20], silentcount = 0;
|
||||
static exe_header header; /* must be initialized to zero */
|
||||
int UPX = FALSE;
|
||||
int use_upx = 0;
|
||||
char *upx_cmd;
|
||||
int i;
|
||||
size_t sz, len, len2, n;
|
||||
size_t len;
|
||||
int compress_sys_file;
|
||||
char *buffer, *tmpexe, *cmdbuf, *entryexefilename = "", *entrydevfilename = "";
|
||||
FILE *dest, *source;
|
||||
@ -423,30 +469,60 @@ int main(int argc, char **argv)
|
||||
FILE * entryf = NULL;
|
||||
UWORD end;
|
||||
UWORD stubexesize = 0, stubdevsize = 0;
|
||||
FILE *indir = NULL;
|
||||
|
||||
/* if no arguments provided, show usage and exit */
|
||||
if (argc < 4) usage();
|
||||
|
||||
upx_cmd = malloc(1);
|
||||
*upx_cmd = '\0';
|
||||
i = 4;
|
||||
/* do optional argument processing here */
|
||||
for (i = 4; i < argc && !UPX; i++)
|
||||
while ( i < argc || indir != NULL )
|
||||
{
|
||||
char *argptr = argv[i];
|
||||
char *argptr = NULL;
|
||||
|
||||
if (argptr[0] != '-' && argptr[0] != '/')
|
||||
usage();
|
||||
|
||||
argptr++;
|
||||
|
||||
switch (toupper(argptr[0]))
|
||||
if( indir != NULL ) {
|
||||
argptr = getarg( indir );
|
||||
if(argptr == NULL) {
|
||||
fclose( indir );
|
||||
indir = NULL;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
if( argptr == NULL ) {
|
||||
argptr = argv[i++];
|
||||
}
|
||||
if( use_upx ) {
|
||||
len = strlen( upx_cmd );
|
||||
if( len > 0 ) len++;
|
||||
upx_cmd = realloc( upx_cmd, len + strlen( argptr ) + 1 );
|
||||
if( len > 0 ) upx_cmd[len - 1] = ' ';
|
||||
strcpy( upx_cmd + len, argptr );
|
||||
} else {
|
||||
switch (*(unsigned char *)argptr++)
|
||||
{
|
||||
case '@':
|
||||
indir = fopen( argptr, "r" );
|
||||
if( indir == NULL ) {
|
||||
printf("can't open indirect file '%s'\n", argptr);
|
||||
exit(1);
|
||||
}
|
||||
break;
|
||||
case '-':
|
||||
case '/':
|
||||
switch (toupper(*(unsigned char *)argptr++))
|
||||
{
|
||||
case 'U':
|
||||
UPX = i;
|
||||
use_upx = 1;
|
||||
break;
|
||||
case 'E':
|
||||
entryexefilename = &argptr[1];
|
||||
entryexefilename = malloc(strlen(argptr) + 1);
|
||||
strcpy(entryexefilename, argptr);
|
||||
break;
|
||||
case 'D':
|
||||
entrydevfilename = &argptr[1];
|
||||
entrydevfilename = malloc(strlen(argptr) + 1);
|
||||
strcpy(entrydevfilename, argptr);
|
||||
break;
|
||||
case 'S':
|
||||
if (silentcount >= LENGTH(silentSegments))
|
||||
@ -455,16 +531,19 @@ int main(int argc, char **argv)
|
||||
(int)LENGTH(silentSegments));
|
||||
exit(1);
|
||||
}
|
||||
|
||||
silentSegments[silentcount++] = (short)strtol(argptr + 1, NULL, 0);
|
||||
silentSegments[silentcount++] = (short)strtol(argptr, NULL, 0);
|
||||
break;
|
||||
default:
|
||||
usage();
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
usage();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (UPX) {
|
||||
if (use_upx) {
|
||||
if (*entryexefilename) {
|
||||
entryf = fopen(entryexefilename, "rb");
|
||||
if (!entryf) {
|
||||
@ -510,10 +589,9 @@ int main(int argc, char **argv)
|
||||
|
||||
compress_sys_file = exeflat(argv[1], argv[2], argv[3],
|
||||
silentSegments, silentcount,
|
||||
UPX, stubexesize, stubdevsize, 0, &header);
|
||||
if (!UPX)
|
||||
exit(0);
|
||||
|
||||
use_upx, stubexesize, stubdevsize, 0, &header);
|
||||
if (use_upx)
|
||||
{
|
||||
/* move kernel.sys tmp.exe */
|
||||
if (!compress_sys_file)
|
||||
{
|
||||
@ -527,27 +605,12 @@ int main(int argc, char **argv)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
len2 = strlen(tmpexe) + 1;
|
||||
sz = len2;
|
||||
if (sz < 256) sz = 256;
|
||||
cmdbuf = malloc(sz);
|
||||
len = 0;
|
||||
for (i = UPX+1; i < argc; i++)
|
||||
{
|
||||
n = strlen(argv[i]);
|
||||
if (len + len2 + n + 2 >= sz) {
|
||||
sz *= 2;
|
||||
cmdbuf = realloc(cmdbuf, sz);
|
||||
}
|
||||
if (i > UPX+1)
|
||||
cmdbuf[len++] = ' ';
|
||||
memcpy(cmdbuf + len, argv[i], n + 1);
|
||||
len += n;
|
||||
}
|
||||
cmdbuf[len++] = ' ';
|
||||
len = strlen(upx_cmd);
|
||||
cmdbuf = malloc(len + 1 + strlen(tmpexe) + 1);
|
||||
strcpy(cmdbuf, upx_cmd);
|
||||
cmdbuf[len] = ' ';
|
||||
/* if tmpexe is tmpfile set above no quotes needed, if user needs quotes should add on cmd line */
|
||||
memcpy(cmdbuf + len, tmpexe, len2);
|
||||
cmdbuf[len + len2] = '\0';
|
||||
strcpy(cmdbuf + len + 1, tmpexe);
|
||||
printf("%s\n", cmdbuf);
|
||||
fflush(stdout);
|
||||
if (system(cmdbuf))
|
||||
@ -620,5 +683,6 @@ int main(int argc, char **argv)
|
||||
fclose(source);
|
||||
remove("tmp.bin");
|
||||
remove(tmpexe);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user