add: strdup

2024-09-03 10:37:12 +02:00
parent 3632b34e40
commit b3a4690a85
2 changed files with 29 additions and 1 deletions
--- a/src/ft_strdup.asm
+++ b/src/ft_strdup.asm
@ -0,0 +1,27 @@
+extern ft_strlen
+extern malloc
+extern ft_strcpy
+
+section .text
+        global ft_strdup
+        ft_strdup:
+                call ft_strlen
+
+                mov rbx, rdi
+                mov rdi, rax
+
+                call malloc
+
+                cmp rax, 0
+                je error
+
+                mov rdi, rax
+                mov rsi, rbx
+
+                call ft_strcpy
+
+                ret
+
+        error:
+                xor rax, rax
+                ret