cooking.c

Linux下的系统信息获取

    /* cast our data ptr to a structure ptr of SMBIOS type 3 */
    type3 = (smbios_type_3 *)smbiosstruct;

    /* prepare header strings */
    sprintf (line, "%-35s%s %d %s\n", TYPE, SEP1, smbiosstruct->type, TYPE3_NAME);
    strcpy(file, line);
	sprintf (line, "%-35s%s %d %s\n", LENGTH, SEP1, smbiosstruct->length, BYTES);
	strcat(file, line);
	sprintf (line, "%-35s%s %d\n\n", HANDLE, SEP1, smbiosstruct->handle);
	strcat(file, line);

	sprintf (line, "%-35s%s %s\n", TYPE3_MANUFACTURER, SEP1, GetString(smbiosstruct, (unsigned int)(type3->manufacturer)));
	strcat(file, line);
	sprintf (line, "%-35s%s %s\n", TYPE3_VERSION, SEP1, GetString(smbiosstruct, (unsigned int)(type3->version)));
	strcat(file, line);
	sprintf (line, "%-35s%s %s\n", TYPE3_SERIAL_NUMBER, SEP1, GetString(smbiosstruct, (unsigned int)(type3->serialnumber)));
	strcat(file, line);
    sprintf (line, "%-35s%s %s\n", TYPE3_ASSET_TAG, SEP1, GetString(smbiosstruct, (unsigned int)(type3->asset_tag)));
    strcat(file, line);

 	
    if(type3->type &0x80)
        sprintf (line, "%-35s%s %s\n", TYPE3_CHASSIS_LOCK, SEP1, TYPE3_CL_PRESENT);
    else
        sprintf (line, "%-35s%s %s\n", TYPE3_CHASSIS_LOCK, SEP1, TYPE3_CL_NOT_PRESENT);
 	strcat(file, line);

    switch(type3->type & 0x7F)
	{
		case 1:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_OTHER);
					break;
		case 2:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_UNKNOWN);
					break;
		case 3:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_DESKTOP);
					break;
		case 4:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_LOW_PROFILE);
					break;
		case 5:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_PIZZA_BOX);
					break;
		case 6:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_MINI_TOWER);
					break;
		case 7:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_TOWER);
					break;
		case 8:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_PORTABLE);
					break;
		case 9:		sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_LAPTOP);
					break;
		case 10:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_NOTEBOOK);
					break;
		case 11:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_HANDHELD);
					break;
		case 12:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_DOCKING_STATION);
					break;
        case 13:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_ALL_IN_ONE);
					break;
		case 14:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_SUB_NOTEBOOK);
					break;
		case 15:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_SPACE_SAVING);
					break;
		case 16:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_LUNCH_BOX);
					break;
		case 17:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_MAIN_SERVER_CHASSIS);
					break;
		case 18:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_EXPANSION_CHASSIS);
					break;
		case 19:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_SUB_CHASSIS);
					break;
		case 20:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_BUS_EXP_CHASSIS);
					break;
		case 21:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_PERIPHERAL_CHASSIS);
					break;
		case 22:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_RAID_CHASSIS);
					break;
		case 23:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_RACK_MOUNT_CHASSIS);
					break;
		case 24:	sprintf (line, "%-35s%s %s\n", TYPE3_TYPE, SEP1, TYPE3_TYPE_SEALED_CASE_PC);
					break;
		default:    sprintf (line, "%-35s%s %d\n", TYPE3_TYPE, SEP1, type3->type & 0x7F);
	}
    strcat(file, line);

    /* SMBIOS 2.1 and higher */
    if(smbiosstruct->length > 0x09)
    {
 		switch(type3->bootup_state)
		{
			case 1:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_OTHER);
						break;
			case 2:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_UNKNOWN);
						break;
			case 3:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_SAFE);
						break;
			case 4:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_WARNING);
						break;
			case 5:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_CRITICAL);
						break;
			case 6:		sprintf (line, "%-35s%s %s\n", TYPE3_BOOT_STATE, SEP1, TYPE3_STATE_NON_RECOVERABLE);
						break;
			default:    sprintf (line, "%-35s%s %d\n", TYPE3_BOOT_STATE, SEP1, type3->bootup_state);
		}
  	    strcat(file,line);

        switch(type3->pwr_supply_state)
		{
			case 1:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_OTHER);
						break;
			case 2:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_UNKNOWN);
						break;
		    case 3:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_SAFE);
						break;
			case 4:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_WARNING);
						break;
			case 5:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_CRITICAL);
						break;
			case 6:		sprintf (line, "%-35s%s %s\n", TYPE3_POWER_SUPPLY_STATE, SEP1, TYPE3_STATE_NON_RECOVERABLE);
						break;
			default:    sprintf (line, "%-35s%s %d\n", TYPE3_POWER_SUPPLY_STATE, SEP1, type3->bootup_state);
		}
  	    strcat(file,line);

        switch(type3->thermal_state)
		{
			case 1:		sprintf (line, "%-35s%s %s\n", TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_OTHER);
						break;
			case 2:		sprintf (line, "%-35s%s %s\n",  TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_UNKNOWN);
						break;
			case 3:		sprintf (line, "%-35s%s %s\n",  TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_SAFE);
						break;
			case 4:		sprintf (line, "%-35s%s %s\n",  TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_WARNING);
						break;
			case 5:		sprintf (line, "%-35s%s %s\n",  TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_CRITICAL);
						break;
			case 6:		sprintf (line, "%-35s%s %s\n",  TYPE3_THERMAL_STATE, SEP1, TYPE3_STATE_NON_RECOVERABLE);
						break;
			default:    sprintf (line, "%-35s%s %d\n",  TYPE3_THERMAL_STATE, SEP1, type3->thermal_state);
		}
  	    strcat(file,line);

        switch(type3->security_state)
		{
			case 1:		sprintf (line, "%-35s%s %s\n", TYPE3_SECURITY_STATE, SEP1, TYPE3_SEC_OTHER);
						break;
			case 2:		sprintf (line, "%-35s%s %s\n", TYPE3_SECURITY_STATE, SEP1, TYPE3_SEC_UNKNOWN);
						break;
			case 3:		sprintf (line, "%-35s%s %s\n", TYPE3_SECURITY_STATE, SEP1, TYPE3_SEC_NONE);
						break;
			case 4:		sprintf (line, "%-35s%s %s\n", TYPE3_SECURITY_STATE, SEP1, TYPE3_SEC_EXT_LOCKED_OUT);
						break;
			case 5:		sprintf (line, "%-35s%s %s\n", TYPE3_SECURITY_STATE, SEP1, TYPE3_SEC_EXT_ENABLED);
						break;
			default:    sprintf (line, "%-35s%s %d\n", TYPE3_SECURITY_STATE, SEP1, type3->security_state);
		}
  	    strcat(file,line);

    }

    /* SMBIOS 2.3 and higher */
    if(smbiosstruct->length > 0x0D)
    {
        sprintf(line, "%-35s%s %.8X h\n", TYPE3_OEM_DEFINED, SEP1, type3->oem_defined);
        strcat(file, line);
    }

    /* now line contains a string with fully interpreted type 3 data */
	*plength = strlen(file);

	/* allocate memory */
	scratch = kmalloc (*plength+1, GFP_BUFFER);
	if (scratch == NULL)
	{
		*plength = 0;

		return NULL;
	}

	/* copy the interpreted data */
	memcpy (scratch, file, *plength);

	/* return a string with all the interpreted data for the given raw structure. */
	/* the caller is responsible to free the memory. */	
	return scratch;

}


/** \fn unsigned char * bios_cook_type_4 (smbios_struct *smbiosstruct, unsigned int * plength)
  * \brief writes interpreted SMBIOS Type 4 data to a /proc file
  * \param smbiosstruct pointer to SMBIOS Type 4 raw structure
  * \param plength amount of memory allocated by this function
  * \return pointer to string that holds the interpreted data
  *
  * this function gets a raw SMBIOS Type 4 (Processor) structure. it
  * interpretes the raw data and builds a string with the interpreted
  * data. this is the return value of this structure. the caller is
  * responsible to free the allocated memory.
  *
  * \author Joachim Braeuer
  * \date March 2001
  */

unsigned char *
bios_cook_type_4 (smbios_struct * smbiosstruct, unsigned int *plength)
{
	smbios_type_4 *type4;
    unsigned char * scratch;
	
	/* contains the full block of interpreted data */
    /* on some systems the system crashed if the stack (local variables) */
    /* is bigger than one pages (4k). since linux needs some space in this */
    /* page the variables should never exceed 3kB. */
	unsigned char file[2800];

	/* contains one line of the above file */
    unsigned char line[128];

    int i;
    unsigned char help[16];
    unsigned char help2[16];


    /* cast our data ptr to a structure ptr of SMBIOS type 4 */
    type4 = (smbios_type_4 *)smbiosstruct;

    /* prepare header strings */
    sprintf (line, "%-35s%s %d %s\n", TYPE, SEP1, smbiosstruct->type, TYPE4_NAME);
    strcpy(file, line);
	sprintf (line, "%-35s%s %d %s\n", LENGTH, SEP1, smbiosstruct->length, BYTES);
	strcat(file, line);
	sprintf (line, "%-35s%s %d\n\n", HANDLE, SEP1, smbiosstruct->handle);
	strcat(file, line);



	sprintf (line, "%-35s%s %s\n", TYPE4_SOCKET_DESIGNATION, SEP1, GetString(smbiosstruct, (unsigned int)(type4->socket_designation)));
	strcat(file, line);

	switch(type4->type)
	{
	    case 1:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_OTHER);
					break;
		case 2:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_UNKNOWN);
					break;
		case 3:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_CENTRAL);
					break;
		case 4:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_MATH);
					break;
		case 5:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_DSP);
					break;
		case 6:		sprintf (line, "%-35s%s %s\n", TYPE4_TYPE, SEP1, TYPE4_TYPE_VIDEO);
					break;
		default:    sprintf (line, "%-35s%s %d\n", TYPE4_TYPE, SEP1, type4->type);
	}
	strcat(file, line);

    switch(type4->family)
	{
        case 1:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_OHTER);
        			break;
		case 2:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_UNKNOWN);
					break;
		case 3:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_8086);
					break;
		case 4:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_80286);
					break;
		case 5:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_I386);
					break;
		case 6:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_I486);
					break;
		case 7:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_8087);
					break;
		case 8:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_80287);
					break;
		case 9:		sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_80387);
					break;
		case 10:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_80487);
					break;
		case 11:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM);
					break;
		case 12:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM_PRO);
					break;
		case 13:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM_II);
					break;
		case 14:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM_MMX);
					break;
		case 15:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_CELERON);
					break;
		case 16:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM_II_XEON);
					break;
		case 17:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_PENTIUM_III);
					break;
		case 18:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M1);
					break;
		case 19:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M2);
					break;
		case 20:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M1_RES);
					break;
		case 21:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M1_RES);
					break;
		case 22:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M1_RES);
					break;
		case 23:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_M1_RES);
					break;
		case 24:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_DURON);
					break;
		case 25:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_K5);
					break;
		case 26:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_K6);
					break;
		case 27:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_K62);
					break;
		case 28:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_K63);
					break;
		case 29:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ATHLON);
					break;
		case 30:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_29000);
					break;
		case 31:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_K62P);
					break;
		case 32:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC);
					break;
		case 33:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_601);
					break;
		case 34:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_603);
					break;
		case 35:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_603P);
					break;
		case 36:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_604);
					break;
	    case 37:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_620);
					break;
		case 38:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_X704);
					break;
		case 39:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_POWERPC_750);
					break;
		case 48:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA);
					break;
		case 49:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21064);
					break;
		case 50:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21066);
					break;
		case 51:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21164);
					break;
		case 52:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21164PC);
					break;
		case 53:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21164a);
					break;
		case 54:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21264);
					break;
		case 55:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_ALPHA_21364);
					break;
		case 64:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_MIPS);
					break;
	    case 65:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_MIPS_R4000);
					break;
		case 66:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_MIPS_R4200);
					break;
		case 67:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_MIPS_R4400);
					break;
		case 68:	sprintf (line, "%-35s%s %s\n", TYPE4_FAMILY, SEP1, TYPE4_FAMILY_MIPS_R4600);
					break;