+ ; g goes to first line =-=-=-=-=-=-=-=-=-=-=-=-=
+ mov eax, DWORD [ebp-CMDSTR]
+ cmp BYTE [eax], 'g'
+ jne _repl_cmd_jumptop_end
+
+ mov DWORD [cur_line], 0x00
+
+ jmp _repl_continue
+ _repl_cmd_jumptop_end:
+
+ ; G goes to last line =-=-=-=-=-=-=-=-=-=-=-=-=
+ mov eax, DWORD [ebp-CMDSTR]
+ cmp BYTE [eax], 'G'
+ jne _repl_cmd_jumpbot_end
+
+ mov eax, DWORD [buffer_lines]
+ sub eax, 1
+ mov DWORD [cur_line], eax
+
+ jmp _repl_continue
+ _repl_cmd_jumpbot_end:
+
+ ; c changes the current line =-=-=-=-=-=-=-=-=-=
+ mov eax, DWORD [ebp-CMDSTR]
+ cmp BYTE [eax], 'c'
+ jne _repl_cmd_change_end
+
+ ; read a new line to use
+ push 0
+ call readLine
+
+ mov esi, eax
+
+ ; free old string
+ mov eax, [cur_line]
+ mov ecx, 4
+ mul ecx
+ add eax, [buffer]
+ push DWORD [eax]
+ call free
+
+ ; insert new string
+ mov eax, [cur_line]
+ mov ecx, 4
+ mul ecx
+ add eax, DWORD [buffer]
+ mov [eax], esi
+
+ jmp _repl_continue
+ _repl_cmd_change_end:
+