backup/ipxwrapper
1
0
Fork 0
mirror of https://github.com/solemnwarning/ipxwrapper synced 2024-12-30 16:45:37 +01:00
Code Issues Projects Releases Activity

Log DLL and function names in ipxwrapper.log instead of seperate log file.

Browse Source
This commit is contained in:
Daniel Collins 2011-08-11 20:36:35 +00:00
parent d3adf8efef
commit adfdff8fb7
3 changed files with 15 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
changes.txt
View File

@ -9,6 +9,9 @@ Version ???:
primary flag set.
Bugfix: Added missing exports to wsock32.dll and mswsock.dll.
Update: Log DLL and function names in ipxwrapper.log when call logging
is enabled.
Version 0.2.1:
Bugfix: Delay stub DLL LoadLibrary calls until first API call as using

24
mkstubs.pl
View File

@ -38,6 +38,7 @@ if(@ARGV == 3) {
print CODE "\tglobal\t_dllname\n";
print CODE "\tdllname_s:\tdb\t'".$ARGV[2]."'\n";
print CODE "\t_dllname:\tdd\tdllname_s\n";
print CODE "\tcall_fmt\tdb\t'\%s:\%s'\n";
}
foreach my $func(@stubs) {
@ -50,7 +51,7 @@ foreach my $func(@stubs) {
print CODE "\nsection .data\n";
if(@ARGV == 3) {
print CODE "\textern\t_call_log\n";
print CODE "\textern\t_log_calls\n";
}
foreach my $func(@stubs) {
@ -61,8 +62,7 @@ print CODE "\nsection .text\n";
print CODE "\textern\t_find_sym\n";
if(@ARGV == 3) {
print CODE "\textern\t_fputs\n";
print CODE "\textern\t_fputc\n";
print CODE "\textern\t_log_printf\n";
}
foreach my $func(@stubs) {
@ -70,22 +70,16 @@ foreach my $func(@stubs) {
print CODE "_$func:\n";
if(@ARGV == 3) {
print CODE "\tcmp\tdword [dword _call_log], 0\n";
print CODE "\tcmp\tbyte [_log_calls], 0\n";
print CODE "\tje\t$func\_nolog\n";
# Write symbol name to log with fputs
# Write DLL and symbol name to log
#
print CODE "\tpush\tdword [dword _call_log]\n";
print CODE "\tpush\t$func\_sym\n";
print CODE "\tcall\t_fputs\n";
print CODE "\tadd esp, 8\n";
# Write newline to log with fputc
#
print CODE "\tpush\tdword [dword _call_log]\n";
print CODE "\tpush\tdword 0x0A\n";
print CODE "\tcall\t_fputc\n";
print CODE "\tadd esp, 8\n";
print CODE "\tpush\tdllname_s\n";
print CODE "\tpush\tcall_fmt\n";
print CODE "\tcall\t_log_printf\n";
print CODE "\tadd esp, 12\n";
print CODE "\t$func\_nolog:\n";
}

15
src/stubdll.c
View File

@ -23,7 +23,7 @@ static HMODULE ipxdll = NULL;
static HMODULE sysdll = NULL;
extern char const *dllname;
FILE *call_log = NULL;
unsigned char log_calls = 0;
void log_open();
void log_close();
@ -54,13 +54,9 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
if(RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\IPXWrapper", 0, KEY_QUERY_VALUE, &key) == ERROR_SUCCESS) {
DWORD size = 1;
unsigned char log_calls;
if(RegQueryValueEx(key, "log_calls", NULL, NULL, (BYTE*)&log_calls, &size) == ERROR_SUCCESS && size == 1) {
if(log_calls && (call_log = fopen("winsock_calls.log", "a"))) {
setbuf(call_log, NULL);
fprintf(call_log, "%s loaded\n", dllname);
}
if(RegQueryValueEx(key, "log_calls", NULL, NULL, (BYTE*)&log_calls, &size) != ERROR_SUCCESS || size != 1) {
log_calls = 0;
}
RegCloseKey(key);
@ -76,11 +72,6 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
ipxdll = NULL;
}
if(call_log) {
fclose(call_log);
call_log = NULL;
}
log_close();
}