22 lines
480 B
C
22 lines
480 B
C
|
|
int set_file_size(const char *path, unsigned size)
|
|
{
|
|
int retval;
|
|
__asm__ __volatile__(
|
|
"pushl $0 \n\t"
|
|
"pushl $0 \n\t"
|
|
"movl %0, 1(%%esp) \n\t"
|
|
"pushl $0 \n\t"
|
|
"pushl $0 \n\t"
|
|
"pushl $0 \n\t"
|
|
"pushl %%ebx \n\t"
|
|
"push $4 \n\t"
|
|
"movl %%esp, %%ebx \n\t"
|
|
"movl $70, %%eax \n\t"
|
|
"int $0x40 \n\t"
|
|
"addl $28, %%esp \n\t"
|
|
:"=a" (retval)
|
|
:"a" (path), "b" (size));
|
|
return retval;
|
|
};
|