Final commit :)

This commit is contained in:
2024-03-19 12:45:17 +01:00
parent b1d9e74023
commit f9396fc10e
2 changed files with 0 additions and 121 deletions

View File

@@ -2,28 +2,12 @@ global ft_write
extern __errno_location
ft_write:
cmp rdi, 0
jl .err_fd
test rsi, rsi
je .err_buffer
mov eax, 0x1 ; put the syscall number of write
syscall
test rax, rax
js .error
ret
.err_fd:
call __errno_location wrt ..plt
mov byte [rax], 22
mov rax, -1
ret
.err_buffer:
call __errno_location wrt ..plt
mov byte [rax], 22
mov rax, -1
ret
.error:
mov rdx, rax
call __errno_location wrt ..plt

105
test.c
View File

@@ -1,105 +0,0 @@
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
extern ssize_t ft_write(int fd, const void *buf, size_t count);
extern int ft_strcmp(const char *s1, const char *s2);
extern char *ft_strcpy(char *dest, const char *src);
extern size_t ft_strlen(const char *s);
extern ssize_t ft_read(int fd, void *buf, size_t count);
extern char *ft_strdup(const char *s);
void Test_read(char *filename, int len)
{
char buffer[100] = {0};
int errnosave;
int fd = open(filename, O_RDONLY);
printf("READ : %ld | ", read(fd, buffer, len));
errnosave = errno;
printf("%s\n", buffer);
close(fd);
bzero(buffer, len);
fd = open(filename, O_RDONLY);
printf("READ : %ld | ", ft_read(fd, buffer, len));
printf("%s\n", buffer);
close(fd);
printf("READ : %s\n", (errnosave == errno) ? "OK" : "KO");
}
void Test_write(char *buffer, int len)
{
printf(" | WRITE : %ld\n", write(1, buffer, len));
printf(" | WRITE : %ld\n", ft_write(1, buffer, len));
}
void Test_strdup(char *buffer)
{
char *newbuffer;
newbuffer = strdup(buffer);
printf("STRDUP : %s\n", newbuffer);
free(newbuffer);
newbuffer = ft_strdup(buffer);
printf("FT_STRDUP : %s\n", newbuffer);
free(newbuffer);
}
void Test_strlen(char *str)
{
int len = strlen(str);
int ft_len = ft_strlen(str);
printf("STRLEN : %s\n", (len == ft_len) ? "OK" : "KO");
}
void Test_strcpy(char *buffer)
{
char cpybuffer[strlen(buffer) + 1];
bzero(cpybuffer, strlen(buffer) + 1);
strcpy(cpybuffer, buffer);
printf("STRCPY : %s\n", cpybuffer);
bzero(cpybuffer, strlen(buffer) + 1);
ft_strcpy(cpybuffer, buffer);
printf("FT_STRCPY : %s\n", cpybuffer);
}
void Test_strcmp(char *str1, char *str2)
{
int res1 = strcmp(str1, str2);
int res2 = ft_strcmp(str1, str2);
printf("STRCMP : %d FT_STRCMP : %d | %s\n", res1, res2, (res1 == res2) ? "OK" : "KO");
}
int main()
{
int returnval[2];
int fd = open("mauvaisdavid.txt", O_RDONLY);
char buffer[100] = {0};
Test_strlen("clafete");
Test_read("mauvaisdavid.txt", 3);
Test_write("youpipouic", 10);
Test_strcpy("jesuislevilainbebe");
Test_strdup("youpilolololol");
Test_strcmp(buffer, "123");
}