FEAT: VFS overhaul

src/core/kutils.c

@@ -30,6 +30,16 @@ int k_strcmp(const char *s1, const char *s2) {
     return *(const unsigned char*)s1 - *(const unsigned char*)s2;
 }
 
+int k_strncmp(const char *s1, const char *s2, size_t n) {
+    while (n && *s1 && (*s1 == *s2)) {
+        s1++;
+        s2++;
+        n--;
+    }
+    if (n == 0) return 0;
+    return *(const unsigned char*)s1 - *(const unsigned char*)s2;
+}
+
 void k_strcpy(char *dest, const char *src) {
     while (*src) *dest++ = *src++;
     *dest = 0;

src/core/kutils.h

@@ -13,6 +13,7 @@ void k_memset(void *dest, int val, size_t len);
 void k_memcpy(void *dest, const void *src, size_t len);
 size_t k_strlen(const char *str);
 int k_strcmp(const char *s1, const char *s2);
+int k_strncmp(const char *s1, const char *s2, size_t n);
 void k_strcpy(char *dest, const char *src);
 int k_atoi(const char *str);
 void k_itoa(int n, char *buf);

src/core/main.c

@@ -24,6 +24,12 @@
 #include "smp.h"
 #include "work_queue.h"
 #include "lapic.h"
+#include "fs/sysfs.h"
+#include "fs/procfs.h"
+#include "sys/kernel_subsystem.h"
+#include "sys/module_manager.h"
+
+extern void sysfs_init_subsystems(void);
 
 // --- Limine Requests ---
 __attribute__((used, section(".requests")))
@@ -202,6 +208,11 @@ void kmain(void) {
     fat32_mkdir("/Library/DOOM");
     fat32_mkdir("/docs");
 
+    // Initialize Virtual Filesystems
+    sysfs_init_subsystems();
+    vfs_mount("/sys", "sysfs", "sysfs", sysfs_get_ops(), NULL);
+    vfs_mount("/proc", "procfs", "procfs", procfs_get_ops(), NULL);
+
     if (module_request.response == NULL) {
         serial_write("[DEBUG] ERROR: Limine Module Response is NULL!\n");
     } else {
@@ -241,6 +252,8 @@ void kmain(void) {
                     fat32_close(fh);
                 }
             }
+            // Register all discovered modules in our module manager for /sys/module
+            module_manager_register(clean_path, (uint64_t)mod->address, mod->size);
         }
     }
     
@@ -260,7 +273,7 @@ void kmain(void) {
     // Initialize LAPIC for IPI support
     lapic_init();
 
-    // Initialize SMP — bring up all CPU cores
+    // Initialize SMP 
     if (smp_request.response != NULL) {
         uint32_t online = smp_init(smp_request.response);
         serial_write("[DEBUG] SMP init complete, CPUs online: ");
@@ -268,7 +281,6 @@ void kmain(void) {
         serial_write("\n");
     } else {
         serial_write("[DEBUG] No SMP response from bootloader\n");
-        // Still init as single-CPU
         smp_init(NULL);
     }
 

src/core/man_entries.h

@@ -14,7 +14,7 @@ static size_t man_strlen(const char *str) {
 }
 
 static void write_man_file(const char *name, const char *content) {
-    char path[128] = "A:/Library/man/";
+    char path[128] = "/Library/man/";
     int i = 15;
     while (*name) path[i++] = *name++;
     path[i++] = '.';
@@ -31,8 +31,8 @@ static void write_man_file(const char *name, const char *content) {
 }
 
 void create_man_entries(void) {
-    fat32_mkdir("A:/Library");
-    fat32_mkdir("A:/Library/man");
+    fat32_mkdir("/Library");
+    fat32_mkdir("/Library/man");
 
     write_man_file("ping", "PING - Send ICMP echo requests\n\nUsage: ping <ip>\n\nSends ICMP echo requests to the specified IP address and displays the response times.");
     write_man_file("net", "NET - Network utilities\n\nUsage: net init\nnet info\nnet ipset >ip<\nnet udpsend >ip< >port< >message< net ping >ip< net help\n\nA collection of network-related commands.");
@@ -55,7 +55,7 @@ void create_man_entries(void) {
     write_man_file("touch", "TOUCH - Create empty file\n\nUsage: touch <filename>\n\nCreates a new empty file if it doesn't exist.");
     write_man_file("cc", "CC - C Compiler\n\nUsage: cc <file.c>\n\nThe BoredOS C Compiler. Compiles C source files into executables. (execute these with ./>file<)");
     write_man_file("crash", "CRASH - Trigger kernel exception\n\nUsage: crash\n\nIntentionally triggers a null pointer dereference to test handlers.");
-    write_man_file("sysfetch", "SYSFETCH - Show OS information\n\nUsage: sysfetch\n\nDisplays system information in a neofetch-like layout. Configurable via A:/Library/conf/sysfetch.cfg.");
+    write_man_file("sysfetch", "SYSFETCH - Show OS information\n\nUsage: sysfetch\n\nDisplays system information in a neofetch-like layout. Configurable via /Library/conf/sysfetch.cfg.");
     write_man_file("meminfo", "MEMINFO - Memory usage stats\n\nUsage: meminfo\n\nDisplays current physical and virtual memory allocation statistics.");
     write_man_file("pci_list", "PCI_LIST - Scan PCI bus\n\nUsage: pci_list\n\nScans the PCI bus and lists all detected hardware devices.");
     write_man_file("reboot", "REBOOT - Restart system\n\nUsage: reboot\n\nRestarts the computer immediately.");

src/core/platform.c

@@ -4,6 +4,7 @@
 #include <stdint.h>
 #include "limine.h"
 #include <stddef.h>
+#include "platform.h"
 static volatile struct limine_hhdm_request hhdm_request __attribute__((used, section(".requests"))) = {
     .id = LIMINE_HHDM_REQUEST,
     .revision = 0,
@@ -69,3 +70,13 @@ void platform_get_cpu_model(char *model) {
     }
     model[48] = '\0';
 }
+void platform_get_cpu_vendor(char *vendor) {
+    uint32_t eax, ebx, ecx, edx;
+    asm volatile("cpuid" : "=a"(eax), "=b"(ebx), "=c"(ecx), "=d"(edx) : "a"(0));
+    
+    char *p = (char *)vendor;
+    *((uint32_t *)&p[0]) = ebx;
+    *((uint32_t *)&p[4]) = edx;
+    *((uint32_t *)&p[8]) = ecx;
+    p[12] = '\0';
+}

src/core/platform.h

@@ -10,5 +10,6 @@ void platform_init(void);
 uint64_t p2v(uint64_t phys);
 uint64_t v2p(uint64_t virt);
 void platform_get_cpu_model(char *model);
+void platform_get_cpu_vendor(char *vendor);
 
 #endif