代码详情：
#include <Windows.h>
#include <stdio.h>
#include <string.h>
#include <string>
using namespace std;
typedef struct _dmi_header
{
BYTE type;
BYTE length;
WORD handle;
}dmi_header; //声明结构体dmi_header
typedef struct _RawSMBIOSData
{
BYTE Used20CallingMethod;
BYTE SMBIOSMajorVersion;
BYTE SMBIOSMinorVersion;
BYTE DmiRevision;
DWORD Length;
BYTE SMBIOSTableData[1];
}RawSMBIOSData; //声明结构体RawSMBIOSData
const char *dmi_chassis_type(BYTE code)
{
static const char *type[] = {
"Other",
"Unknown",
"Desktop",
"Low Profile Desktop",
"Pizza Box",
"Mini Tower",
"Tower",
"Portable",
"Laptop",
"Notebook",
"Hand Held",
"Docking Station",
"All In One",
"Sub Notebook",
"Space-saving",
"Lunch Box",
"Main Server Chassis",
"Expansion Chassis",
"Sub Chassis",
"Bus Expansion Chassis",
"Peripheral Chassis",
"RAID Chassis",
"Rack Mount Chassis",
"Sealed-case PC",
"Multi-system",
"CompactPCI",
"AdvancedTCA",
"Blade",
"Blade Enclosing"
};
code &= 0x7F;
if (code >= 0x01 && code <= 0x1D)
return type[code - 0x01];
return "unknown";
}
void dmi_system_uuid(const BYTE *p, short ver, std::string &uuid)
{
int only0xFF = 1, only0x00 = 1;
int i;
for (i = 0; i < 16 && (only0x00 || only0xFF); i++)
{
if (p[i] != 0x00) only0x00 = 0;
if (p[i] != 0xFF) only0xFF = 0;
}
if (only0xFF)
{
printf("Not Present");
return;
}
if (only0x00)
{
printf("Not Settable");
return;
}
char ch[256]; memset(ch, 0, sizeof(ch));
if (ver >= 0x0206)
sprintf(ch, "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X",
p[3], p[2], p[1], p[0], p[5], p[4], p[7], p[6],
p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15]);
else
sprintf(ch, "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X",
p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7],
p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15]);
printf("%s\n", ch);
uuid = std::string(ch);
}
const char *dmi_string(const dmi_header *dm, BYTE s)
{
char *bp = (char *)dm;
size_t i, len;
if (s == 0)
return "Not Specified";
bp += dm->length;
while (s > 1 && *bp)
{
bp += strlen(bp);
bp++;
s--;
}
if (!*bp)
return "BAD_INDEX";
len = strlen(bp);
for (i = 0; i < len; i++)
if (bp[i] < 32 || bp[i] == 127)
bp[i] = '.';
return bp;
}
int GetSystemUUID(std::string &uuid)
{
int ret = 0;
RawSMBIOSData *Smbios;
dmi_header *h = NULL;
int flag = 1;
ret = GetSystemFirmwareTable('RSMB', 0, 0, 0);
if (!ret)
{
printf("Function failed!\n");
return 1;
}
DWORD bufsize = ret;
char *buf = new char[bufsize];
memset(buf, 0, bufsize);
ret = GetSystemFirmwareTable('RSMB', 0, buf, bufsize);
if (!ret)
{
printf("Function failed!\n");
delete[]buf;
return 1;
}
Smbios = (RawSMBIOSData *)buf;
BYTE *p = Smbios->SMBIOSTableData;
if (Smbios->Length != bufsize - 8)
{
printf("Smbios length error\n");
delete[]buf;
return 1;
}
for (int i = 0; Smbios->Length; i++) {
h = (dmi_header *)p;
if (h->type == 0 && flag) {
printf("\nType %02d - [BIOS]\n", h->type);
printf("\tBIOS Vendor : %s\n", dmi_string(h, p[0x4]));
printf("\tBIOS Version: %s\n", dmi_string(h, p[0x5]));
printf("\tRelease Date: %s\n", dmi_string(h, p[0x8]));
if (p[0x16] != 0xff && p[0x17] != 0xff)
printf("\tEC version: %d.%d\n", p[0x16], p[0x17]);
flag = 0;
}
else if (h->type == 1) {
printf("\nType %02d - [System Information]\n", h->type);
printf("\tManufacturer: %s\n", dmi_string(h, p[0x4]));
printf("\tProduct Name: %s\n", dmi_string(h, p[0x5]));
printf("\tVersion: %s\n", dmi_string(h, p[0x6]));
printf("\tSerial Number: %s\n", dmi_string(h, p[0x7]));
printf("\tUUID: "); dmi_system_uuid(p + 0x8, Smbios->SMBIOSMajorVersion * 0x100 + Smbios->SMBIOSMinorVersion, uuid);
printf("\tSKU Number: %s\n", dmi_string(h, p[0x19]));
printf("\tFamily: %s\n", dmi_string(h, p[0x1a]));
}
else if (h->type == 2) {
printf("\nType %02d - [System Information]\n", h->type);
printf("\tManufacturer: %s\n", dmi_string(h, p[0x4]));
printf("\tProduct: %s\n", dmi_string(h, p[0x5]));
printf("\tVersion: %s\n", dmi_string(h, p[0x6]));
printf("\tSerial Number: %s\n", dmi_string(h, p[0x7]));
printf("\tAsset Tag: %s\n", dmi_string(h, p[0x8]));
printf("\tLocation in Chassis: %s\n", dmi_string(h, p[0x0a]));
}
else if (h->type == 3) {
printf("\nType %02d - [System Enclosure or Chassis]\n", h->type);
printf("\tManufacturer: %s\n", dmi_string(h, p[0x04]));
printf("\tType: %s\n", dmi_chassis_type(p[0x05]));
printf("\tVersion: %s\n", dmi_string(h, p[0x06]));
printf("\tSerial Number: %s\n", dmi_string(h, p[0x07]));
printf("\tAsset Tag Number: %s\n", dmi_string(h, p[0x08]));
printf("\tVersion: %s\n", dmi_string(h, p[0x10]));
}
else if (h->type == 4) {
printf("\nType %02d - [Processor Information]\n", h->type);
printf("\tSocket Designation: %s\n", dmi_string(h, p[0x04]));
printf("\tProcessor Manufacturer: %s\n", dmi_string(h, p[0x07]));
printf("\tProcessor Version: %s\n", dmi_string(h, p[0x10]));
printf("\tVoltage: %d (Bit0 - 5v, Bit1 - 3.3v, Bit2 - 2.9v)\n", p[0x11] & 0x7);
printf("\tExternal Clock: %d MHz\n", p[0x12] + p[0x13] * 0x100);
printf("\tMax Speed: %d MHz\n", p[0x14] + p[0x15] * 0x100);
printf("\tCurrent Speed: %d MHz\n", p[0x16] + p[0x17] * 0x100);
printf("\tSerial Number: %s\n", dmi_string(h, p[0x20]));
printf("\tAsset Tag: %s\n", dmi_string(h, p[0x21]));
printf("\tPart Number: %s\n", dmi_string(h, p[0x22]));
}
else if (h->type == 17) {
if (p[0xc] + p[0xd] * 0x100 == 0)
continue;
printf("\nType %02d - [Memory]\n", h->type);
printf("\tTotal Width: %d\n", p[0x8]);
printf("\tData Width:%d\n", p[0xa]);
printf("\tSize: %d MB\n", p[0xc] + p[0xd] * 0x100);
printf("\tSpeed: %dMHz\n", p[0x15] + p[0x16] * 0x100);
printf("\tBank Locator: %s\n", dmi_string(h, p[0x11]));
printf("\tManufacturer: %s\n", dmi_string(h, p[0x17]));
printf("\tSerial Number: %s\n", dmi_string(h, p[0x18]));
printf("\tAsset Tag: %s\n", dmi_string(h, p[0x19]));
printf("\tPart Number: %s\n", dmi_string(h, p[0x1A]));
}
p += h->length;
while ((*(WORD *)p) != 0) p++;
p += 2;
}
delete[]buf;
return 0;
}
std::string GetUUIDString()
{
std::string uuid;
uuid = "123-abc-plm-!@#";
GetSystemUUID(uuid);
return uuid;
}
int main(int argc, char* argv[])
{
GetUUIDString();
getchar();
return 0;
}
