tmpdisk 0.1

git-svn-id: svn://kolibrios.org@3035 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/system/tmpdisk/compile.bat

@@ -0,0 +1,6 @@
+..\C--\C-- tmpdisk.c rem /lst
+del tmpdisk
+rename tmpdisk.com tmpdisk
+rem ..\C--\kpack tmpdisk
+pause
+del warning.txt

programs/system/tmpdisk/tmpdisk.c

@@ -0,0 +1,136 @@
+#include "..\lib\kolibri.h" 
+#include "..\lib\strings.h" 
+#include "..\lib\file_system.h"
+
+
+//îáëàñòü äàííûõ
+struct ioctl_struct
+{
+	dword	handle;
+	dword	io_code;
+	dword	input;
+	dword	inp_size;
+	dword	output;
+	dword	out_size;
+};
+
+#define DEV_ADD_DISK 1	//input = structure add_disk_struc
+#define DEV_DEL_DISK 2	//input = structure del_disk_struc
+
+struct add_disk_struc
+{
+	dword DiskSize; // in sectors, 1 sector = 512 bytes. Include FAT service data
+	unsigned char DiskId; // from 0 to 9
+};
+
+struct del_disk_struc
+{
+	unsigned char DiskId; //from 0 to 9
+};
+
+
+ioctl_struct ioctl;
+add_disk_struc add_disk;
+del_disk_struc del_disk;
+
+
+void main()
+{   
+	int driver_handle;
+	int del_st, add_st, size_st;
+	
+	debug("===  tmpdisk 0.1  ===");
+	driver_handle = LoadDriver("tmpdisk");
+	if (driver_handle==0) {
+		debug("tmpdisk: driver loading failed");
+		ExitProcess();
+	}
+	else
+		debug("tmpdisk: driver loaded successfully");
+	
+	if (!param)
+	{
+		debug("tmpdisk error: no command line parameters");
+		debug("a[number]s[size in MB] - add RAM disk");
+		debug("d[number] - delete RAM disk");
+		ExitProcess();
+	}
+	strlwr(#param);
+	
+	//óäàëèòü äèñê
+	del_st=strchr(#param, 'd');
+	if (del_st)
+	{
+		del_disk.DiskId = atoi(#param+del_st);
+		ioctl.handle   = driver_handle;
+		
+		ioctl.io_code  = DEV_DEL_DISK;
+		ioctl.input    = #del_disk;
+		ioctl.inp_size = sizeof(del_disk);
+		ioctl.output   = 0;
+		ioctl.out_size = 0;
+	}
+	
+	//äîáàâèòü äèñê
+	add_st=strchr(#param, 'a');
+	if (add_st)
+	{
+		size_st= strchr(#param, 's');
+		if (!size_st)
+		{
+			debug("tmpdisk: disk size is not specified");
+			debug("tmpdisk: DiskSize = 200 MB (by default)");
+			add_disk.DiskSize = 200*2048;
+		}
+		else
+			add_disk.DiskSize = atoi(#param+size_st)*2048;
+		
+		//if (add_disk.DiskSize>GetFreeRam()) 
+		
+		param[size_st-1]=NULL;
+		add_disk.DiskId = atoi(#param+add_st);
+		
+		ioctl.handle   = driver_handle;
+		ioctl.io_code  = DEV_ADD_DISK;
+		ioctl.input    = #add_disk;
+		ioctl.inp_size = sizeof(add_disk);
+		ioctl.output   = 0;
+		ioctl.out_size = 0;
+	}
+	
+	if (!ioctl.io_code)
+	{
+		debug("tmpdisk: unknown command line parameters");
+		ExitProcess();
+	}
+	
+	RuleDriver(#ioctl);
+	switch(EAX)
+	{
+		case 0:
+			if (ioctl.io_code==DEV_ADD_DISK) debug("tmpdisk: disk added successfully");
+			else debug("tmpdisk: disk deleted successfully");
+			break;
+		case 1:
+			debug("tmpdisk: unknown IOCTL code, wrong input/output size...");
+			break;
+		case 2:
+			debug("tmpdisk: DiskId must be from 0 to 9");
+			break;
+		case 3:
+			debug("tmpdisk: DiskSize is too large");
+			break;
+		case 4:
+			debug("tmpdisk: DiskSize is too small");
+			break;
+		case 5:
+			debug("tmpdisk: memory allocation failed");
+			break;
+		default:
+			debug("tmpdisk: unknown error O_o");
+	}
+	ExitProcess();
+}
+
+
+stop: