1,28 → 1,33 |
#include <sys/types.h> |
#include <errno.h> |
#include <sys/kos_io.h> |
|
int write_file(const char *path,const void *buff, |
size_t offset, size_t count, size_t *writes) |
{ |
int retval; |
__asm__ __volatile__( |
"pushl $0 \n\t" |
"pushl $0 \n\t" |
"movl %%eax, 1(%%esp) \n\t" |
"pushl %%ebx \n\t" |
"pushl %%edx \n\t" |
"pushl $0 \n\t" |
"pushl %%ecx \n\t" |
"pushl $3 \n\t" |
"movl %%esp, %%ebx \n\t" |
"mov $70, %%eax \n\t" |
"int $0x40 \n\t" |
"testl %%esi, %%esi \n\t" |
"jz 1f \n\t" |
"movl %%ebx, (%%esi) \n\t" |
int retval; |
__asm__ __volatile__( |
"pushl $0 \n\t" |
"pushl $0 \n\t" |
"movl %%eax, 1(%%esp) \n\t" |
"pushl %%ebx \n\t" |
"pushl %%edx \n\t" |
"pushl $0 \n\t" |
"pushl %%ecx \n\t" |
"pushl $3 \n\t" |
"movl %%esp, %%ebx \n\t" |
"mov $70, %%eax \n\t" |
"int $0x40 \n\t" |
"testl %%esi, %%esi \n\t" |
"jz 1f \n\t" |
"movl %%ebx, (%%esi) \n\t" |
"1:" |
"addl $28, %%esp \n\t" |
:"=a" (retval) |
:"a"(path),"b"(buff),"c"(offset),"d"(count),"S"(writes)); |
return retval; |
"addl $28, %%esp \n\t" |
:"=a" (retval) |
:"a"(path),"b"(buff),"c"(offset),"d"(count),"S"(writes)); |
if(retval == 0) |
return 0; |
else if (retval == 8) |
return ENOSPC; |
return -1; |
}; |