Blame src/internal/ntapi_log.h

25347d
/********************************************************/
25347d
/*  ntapi: Native API core library                      */
25347d
/*  Copyright (C) 2013--2016  Z. Gilboa                 */
25347d
/*  Released under GPLv2 and GPLv3; see COPYING.NTAPI.  */
25347d
/********************************************************/
25347d
25347d
#include <psxtypes/psxtypes.h>
25347d
#include <ntapi/nt_file.h>
25347d
#include <ntapi/ntapi.h>
25347d
#include "ntapi_impl.h"
25347d
25347d
static inline int __ntapi_uintptr_to_utf8(uintptr_t value,unsigned char * buf)
25347d
{
25347d
	int i,len;
25347d
	uintptr_t val;
25347d
25347d
	if (!value) {
25347d
		*buf = '0';
25347d
		len = 1;
25347d
	} else {
25347d
		for (len=0,val=value; val; val=val/10,len++);
25347d
		for (i=len,buf+=len-1; i; i--,buf--,value=value/10)
25347d
			*buf = '0' + (value % 10);
25347d
	}
25347d
25347d
	return len;
25347d
}
25347d
25347d
static inline ssize_t __ntapi_log_write(void * msg,uint32_t size)
25347d
{
25347d
	int32_t		status;
25347d
	void *		hlog;
25347d
	nt_iosb		iosb;
25347d
	uintptr_t	buffer[8] = {0};
62cbab
	unsigned char *	ch = (unsigned char *)buffer;
25347d
25347d
	if (!(hlog = __ntapi_internals()->rtdata->hlog))
25347d
		return NT_STATUS_INVALID_HANDLE;
25347d
25347d
	*ch++ = '@';
25347d
	ch   += __ntapi_uintptr_to_utf8(
25347d
			pe_get_current_process_id(),
25347d
			ch);
25347d
	*ch++ = ':';
25347d
	ch   += __ntapi_uintptr_to_utf8(
25347d
			pe_get_current_thread_id(),
25347d
			ch);
25347d
	*ch++ = '@';
25347d
	*ch++ = ' ';
25347d
25347d
	__ntapi->zw_write_file(
25347d
		hlog,
25347d
		0,0,0,&iosb,
25347d
		buffer,
62cbab
		(uint32_t)(ch-(unsigned char *)buffer),
25347d
		0,0);
25347d
25347d
	status = __ntapi->zw_write_file(
25347d
		hlog,
25347d
		0,0,0,&iosb,
25347d
		msg,
25347d
		(uint32_t)size,
25347d
		0,0);
25347d
25347d
	return status ? -1 : iosb.info;
25347d
}