Retrieve CPU brand by C and Win32 API
This task use C and Win32 API to read CPU brand.
Read CPU brand using cpuid
Call GetCPUBrand method to retrieve CPU brand.
| 1 | string GetCPUBrand() { |
| 2 | char pszCPUBrand[49]; |
| 3 | memset(pszCPUBrand, ' ', 49); |
| 4 | |
| 5 | _asm { |
| 6 | mov eax, 80000002h |
| 7 | cpuid |
| 8 | |
| 9 | // getting information from EAX |
| 10 | |
| 11 | mov pszCPUBrand[0], al |
| 12 | mov pszCPUBrand[1], ah |
| 13 | ror eax, 16 |
| 14 | mov pszCPUBrand[2], al |
| 15 | mov pszCPUBrand[3], ah |
| 16 | |
| 17 | // getting information from EBX |
| 18 | |
| 19 | mov pszCPUBrand[4], bl |
| 20 | mov pszCPUBrand[5], bh |
| 21 | ror ebx, 16 |
| 22 | mov pszCPUBrand[6], bl |
| 23 | mov pszCPUBrand[7], bh |
| 24 | |
| 25 | // getting information from ECX |
| 26 | |
| 27 | mov pszCPUBrand[8], cl |
| 28 | mov pszCPUBrand[9], ch |
| 29 | ror ecx, 16 |
| 30 | mov pszCPUBrand[10], cl |
| 31 | mov pszCPUBrand[11], ch |
| 32 | |
| 33 | // getting information from EDX |
| 34 | |
| 35 | mov pszCPUBrand[12], dl |
| 36 | mov pszCPUBrand[13], dh |
| 37 | ror edx, 16 |
| 38 | mov pszCPUBrand[14], dl |
| 39 | mov pszCPUBrand[15], dh |
| 40 | |
| 41 | mov eax, 80000003h |
| 42 | cpuid |
| 43 | |
| 44 | // getting information from EAX |
| 45 | |
| 46 | mov pszCPUBrand[16], al |
| 47 | mov pszCPUBrand[17], ah |
| 48 | ror eax, 16 |
| 49 | mov pszCPUBrand[18], al |
| 50 | mov pszCPUBrand[19], ah |
| 51 | |
| 52 | // getting information from EBX |
| 53 | |
| 54 | mov pszCPUBrand[20], bl |
| 55 | mov pszCPUBrand[21], bh |
| 56 | ror ebx, 16 |
| 57 | mov pszCPUBrand[22], bl |
| 58 | mov pszCPUBrand[23], bh |
| 59 | |
| 60 | // getting information from ECX |
| 61 | |
| 62 | mov pszCPUBrand[24], cl |
| 63 | mov pszCPUBrand[25], ch |
| 64 | ror ecx, 16 |
| 65 | mov pszCPUBrand[26], cl |
| 66 | mov pszCPUBrand[27], ch |
| 67 | |
| 68 | // getting information from EDX |
| 69 | |
| 70 | mov pszCPUBrand[28], dl |
| 71 | mov pszCPUBrand[29], dh |
| 72 | ror edx, 16 |
| 73 | mov pszCPUBrand[30], dl |
| 74 | mov pszCPUBrand[31], dh |
| 75 | |
| 76 | mov eax, 80000004h |
| 77 | cpuid |
| 78 | |
| 79 | // getting information from EAX |
| 80 | |
| 81 | mov pszCPUBrand[32], al |
| 82 | mov pszCPUBrand[33], ah |
| 83 | ror eax, 16 |
| 84 | mov pszCPUBrand[34], al |
| 85 | mov pszCPUBrand[35], ah |
| 86 | |
| 87 | // getting information from EBX |
| 88 | |
| 89 | mov pszCPUBrand[36], bl |
| 90 | mov pszCPUBrand[37], bh |
| 91 | ror ebx, 16 |
| 92 | mov pszCPUBrand[38], bl |
| 93 | mov pszCPUBrand[39], bh |
| 94 | |
| 95 | // getting information from ECX |
| 96 | |
| 97 | mov pszCPUBrand[40], cl |
| 98 | mov pszCPUBrand[41], ch |
| 99 | ror ecx, 16 |
| 100 | mov pszCPUBrand[42], cl |
| 101 | mov pszCPUBrand[43], ch |
| 102 | |
| 103 | // getting information from EDX |
| 104 | |
| 105 | mov pszCPUBrand[44], dl |
| 106 | mov pszCPUBrand[45], dh |
| 107 | ror edx, 16 |
| 108 | mov pszCPUBrand[46], dl |
| 109 | mov pszCPUBrand[47], dh |
| 110 | |
| 111 | } |
| 112 | |
| 113 | pszCPUBrand[48] = '\0'; |
| 114 | |
| 115 | return string(pszCPUBrand); |
| 116 | } |
string GetCPUBrand() {
char pszCPUBrand[49];
memset(pszCPUBrand, ' ', 49);
_asm {
mov eax, 80000002h
cpuid
// getting information from EAX
mov pszCPUBrand[0], al
mov pszCPUBrand[1], ah
ror eax, 16
mov pszCPUBrand[2], al
mov pszCPUBrand[3], ah
// getting information from EBX
mov pszCPUBrand[4], bl
mov pszCPUBrand[5], bh
ror ebx, 16
mov pszCPUBrand[6], bl
mov pszCPUBrand[7], bh
// getting information from ECX
mov pszCPUBrand[8], cl
mov pszCPUBrand[9], ch
ror ecx, 16
mov pszCPUBrand[10], cl
mov pszCPUBrand[11], ch
// getting information from EDX
mov pszCPUBrand[12], dl
mov pszCPUBrand[13], dh
ror edx, 16
mov pszCPUBrand[14], dl
mov pszCPUBrand[15], dh
mov eax, 80000003h
cpuid
// getting information from EAX
mov pszCPUBrand[16], al
mov pszCPUBrand[17], ah
ror eax, 16
mov pszCPUBrand[18], al
mov pszCPUBrand[19], ah
// getting information from EBX
mov pszCPUBrand[20], bl
mov pszCPUBrand[21], bh
ror ebx, 16
mov pszCPUBrand[22], bl
mov pszCPUBrand[23], bh
// getting information from ECX
mov pszCPUBrand[24], cl
mov pszCPUBrand[25], ch
ror ecx, 16
mov pszCPUBrand[26], cl
mov pszCPUBrand[27], ch
// getting information from EDX
mov pszCPUBrand[28], dl
mov pszCPUBrand[29], dh
ror edx, 16
mov pszCPUBrand[30], dl
mov pszCPUBrand[31], dh
mov eax, 80000004h
cpuid
// getting information from EAX
mov pszCPUBrand[32], al
mov pszCPUBrand[33], ah
ror eax, 16
mov pszCPUBrand[34], al
mov pszCPUBrand[35], ah
// getting information from EBX
mov pszCPUBrand[36], bl
mov pszCPUBrand[37], bh
ror ebx, 16
mov pszCPUBrand[38], bl
mov pszCPUBrand[39], bh
// getting information from ECX
mov pszCPUBrand[40], cl
mov pszCPUBrand[41], ch
ror ecx, 16
mov pszCPUBrand[42], cl
mov pszCPUBrand[43], ch
// getting information from EDX
mov pszCPUBrand[44], dl
mov pszCPUBrand[45], dh
ror edx, 16
mov pszCPUBrand[46], dl
mov pszCPUBrand[47], dh
}
pszCPUBrand[48] = '\0';
return string(pszCPUBrand);
}
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