48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
#include "../include/syscall.h"
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void syscall_print(char* c){
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uint32_t rets;
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uint32_t __arg1 = c;
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register uint32_t ebx asm("ebx") = __arg1;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_PRINT), "r"(ebx) : "memory", "cc");
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}
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void syscall_putchar(char c){
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uint32_t rets;
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uint32_t __arg1 = (uint32_t)(c);
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register uint32_t ebx asm("ebx") = __arg1;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_PUTC), "r"(ebx) : "memory", "cc");
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}
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char syscall_getc(){
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uint32_t rets;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_GETC) : "memory", "cc");
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return rets;
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}
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void* syscall_malloc(size_t size){
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uint32_t rets;
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uint32_t __arg1 = (uint32_t)(size);
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register uint32_t ebx asm("ebx") = __arg1;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_MALLOC), "r"(ebx) : "memory", "cc");
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return rets;
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}
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void syscall_free(void *ptr){
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uint32_t rets;
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uint32_t __arg1 = (uint32_t)(ptr);
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register uint32_t ebx asm("ebx") = __arg1;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_FREE), "r"(ebx) : "memory", "cc");
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}
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void syscall_exit(int code){
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uint32_t rets;
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uint32_t __arg1 = (uint32_t)(code);
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register uint32_t ebx asm("ebx") = __arg1;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_EXIT), "r"(ebx) : "memory", "cc");\
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}
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void syscall_g_clean(){
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uint32_t rets;
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asm volatile("int $31\n\t" : "=a"(rets) : "0"(SYSCALL_G_CLEAN) : "memory", "cc");
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} |