From 397379bca3c5fc424d8c8fc79d1b04daf4f78331 Mon Sep 17 00:00:00 2001
From: kamkow1 <kamkow256@gmail.com>
Date: Sun, 21 Sep 2025 22:50:39 +0200
Subject: [PATCH] Rework requesting process arguments

---
 kernel/proc/proc.h          |  4 ++--
 kernel/syscall/processctl.c | 11 +++++++----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/kernel/proc/proc.h b/kernel/proc/proc.h
index 208f3b8..6545f4c 100644
--- a/kernel/proc/proc.h
+++ b/kernel/proc/proc.h
@@ -11,7 +11,7 @@
 
 #define PROC_NAME_MAX 0x100
 
-#define PROC_STACKBLOCKS (1024*4)
+#define PROC_STACKBLOCKS (1024*2)
 #define PROC_STACKSIZE (PROC_STACKBLOCKS * BITMAP_BLOCK_SIZE)
 
 #define PROC_MAX 0x100 // max amount of processes
@@ -19,7 +19,7 @@
 #define PROC_VFSHANDLES_MAX   0x80
 #define PROC_PIPEHANDLES_MAX  0x20
 
-#define PROC_MMAN_MAP_BASE  0x700000000000
+#define PROC_MMAN_MAP_BASE  0x500000000000
 #define PROC_USER_STACK_TOP 0x800000000000
 
 typedef struct {
diff --git a/kernel/syscall/processctl.c b/kernel/syscall/processctl.c
index 9d1e827..40f4752 100644
--- a/kernel/syscall/processctl.c
+++ b/kernel/syscall/processctl.c
@@ -91,21 +91,24 @@ int32_t SYSCALL5(sys_processctl, pid1, cmd1, arg1, arg2, arg3) {
       ret = proc->procargs.len;
     } break;
     case PCTL_ARGV: {
-      char **argbuf = (char **)arg1;
+      size_t *argslen = (size_t *)arg1;
+      char **argbuf = (char **)arg2;
       if (argbuf == NULL) {
         ret = E_INVALIDARGUMENT;
         goto done;
       }
-      size_t len = arg2;
-      size_t i;
+      size_t maxargs = (size_t)arg3;
+
       ProcArg *arg, *argtmp;
-      LL_FOREACH_SAFE_IDX_LIMIT(proc->procargs.list, arg, argtmp, i, len) {
+      size_t i;
+      LL_FOREACH_SAFE_IDX_LIMIT(proc->procargs.list, arg, argtmp, i, maxargs) {
         if (argbuf[i] == NULL) {
           ret = E_INVALIDARGUMENT;
           goto done;
         }
         hal_strcpy(argbuf[i], arg->string);
       }
+      *argslen = i;
 
       ret = E_OK;
     } break;