Asphalt8.ifgiovanni
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The document allocates memory for variables used to store information about a data conversion routine. It allocates 1024 bytes each for the conversion and back conversion routines, 256 bytes for a type name, and 4 bytes to store the byte size. It then stores the type name "Asphalt8.IFGIOVANNI" and sets the byte size to 4 and a flag for using floats to 0. The conversion routine XORs and rotates the passed in value, while the back conversion routine reverses these operations to convert the value back.
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![alloc(ConvertRoutine,1024)
alloc(ConvertBackRoutine,1024)
alloc(TypeName,256)
alloc(ByteSize,4)
alloc(UsesFloat,1)
TypeName:
db 'Asphalt8.IFGIOVANNI',0
ByteSize:
dd 4
UsesFloat:
db 0
ConvertRoutine:
[64-bit]
mov eax,[rcx]
xor eax, 0baadf00d
rol eax, 0e
ret
[/64-bit]
[32-bit]
push ebp
mov ebp,esp
mov eax,[ebp+8]
mov eax,[eax]
xor eax, 0baadf00d
rol eax, 0e
pop ebp
ret 4
[/32-bit]
ConvertBackRoutine:
[64-bit]
ror ecx, e
xor ecx, baadf00d](https://cdn.statically.io/img/image.slidesharecdn.com/asphalt8-150427214112-conversion-gate02/85/Asphalt8-ifgiovanni-1-320.jpg)
![mov [rdx],ecx
ret
[/64-bit]
[32-bit]
push ebp
mov ebp,esp
push eax
push ebx
mov eax,[ebp+8]
mov ebx,[ebp+c]
ror eax, 0e
xor eax, 0baadf00d
mov [ebx],eax
pop ebx
pop eax
pop ebp
ret 8
[/32-bit]](https://cdn.statically.io/img/www.slideshare.net/data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
Asphalt8.ifgiovanni
- 1. alloc(ConvertRoutine,1024) alloc(ConvertBackRoutine,1024) alloc(TypeName,256) alloc(ByteSize,4) alloc(UsesFloat,1) TypeName: db 'Asphalt8.IFGIOVANNI',0 ByteSize: dd 4 UsesFloat: db 0 ConvertRoutine: [64-bit] mov eax,[rcx] xor eax, 0baadf00d rol eax, 0e ret [/64-bit] [32-bit] push ebp mov ebp,esp mov eax,[ebp+8] mov eax,[eax] xor eax, 0baadf00d rol eax, 0e pop ebp ret 4 [/32-bit] ConvertBackRoutine: [64-bit] ror ecx, e xor ecx, baadf00d
- 2. mov [rdx],ecx ret [/64-bit] [32-bit] push ebp mov ebp,esp push eax push ebx mov eax,[ebp+8] mov ebx,[ebp+c] ror eax, 0e xor eax, 0baadf00d mov [ebx],eax pop ebx pop eax pop ebp ret 8 [/32-bit]