exit codes

build.sh

@@ -1 +1 @@
-clang src/main.c -o build/main
+clang -nostartfiles src/main.c -o build/main 

src/ableos_std/ableos_std.c

@@ -12,8 +12,13 @@
 
 #include "services/log_service.c"
 #include "services/csprng_service.c"
+#include "services/memory_service.c"
 
 
 #include "random/random.c"
 #include "arguments.c"
 #include "process.c"
+#include "exit.h"
+
+
+#include "collections/vec.c"

src/ableos_std/collections/vec.c

@@ -0,0 +1,38 @@
+typedef struct {
+    // Pointer to the vector data
+    void* data;
+    // the current size of the vector
+    int size;
+    int capacity;
+    // Size of the types stored
+    int type_size;
+} Vector;
+
+
+// initial_capacity in type_size
+Vector init(int initial_capacity, int type_size) {
+    Vector vec;
+    vec.size = 0;
+    vec.type_size = type_size;
+    vec.capacity = initial_capacity;
+    // TODO
+    // vec.data = malloc(initial_capacity * vec.type_size);
+
+    return vec;
+}
+
+void push(Vector vec, void* ptr) {
+    // calculate offset
+    void* offset = vec.data + (vec.size * vec.type_size);
+    vec.size += 1;
+    printf("size %d", offset);
+    // TODO
+    // memcpy(offset, ptr, vec.type_size);
+}
+// pop
+
+void* get(Vector vec, int index){
+    return 0;
+}
+
+void set(Vector vec, int index, void* ptr){}

src/ableos_std/exit.h

@@ -0,0 +1,27 @@
+
+typedef struct {
+    String reason;
+} ExitCode;
+
+ExitCode ecode_new(char* ptr){
+    return (ExitCode) {
+        .reason = from_c_str(ptr),
+    };
+}
+
+typedef ExitCode ExitCodeArray[255];
+
+
+typedef struct {
+    ExitCodeArray exit_code_registry;
+}ExitCodeRegistry ;
+
+
+
+ExitCodeRegistry exit_codes;
+int exit_code_count = 0;
+
+void register_exit_code(ExitCode ecode) {
+    exit_codes.exit_code_registry[exit_code_count] = ecode;
+    exit_code_count += 1;
+}

src/ableos_std/math.h

@@ -0,0 +1,13 @@
+/*Sadly sometimes dividing people in half is a bad thing actually*/
+int divide_up(int n, int d) {
+    if (n % d == 0) {
+        return n / d;
+    }
+    return 1 + n / d;
+}
+
+int square(int a){
+    return a * a;
+} int half(int a){
+    return a / 2;
+}

src/ableos_std/process.c

@@ -1,7 +1,7 @@
 
 
 typedef enum {
-    Success,
+    ProcessSuccess,
     NoPermission,
     NoProcess,
 

src/ableos_std/random/mersenne_twister/lib.h

@@ -3,10 +3,10 @@
 #define STATE_VECTOR_M      397 
 
 typedef struct tagMTRand {
-  unsigned long mt[STATE_VECTOR_LENGTH];
+  u32 mt[STATE_VECTOR_LENGTH];
-  int index;
+  i32 index;
 } MTRand;
 
-MTRand mersenne_twister_seed_rand(unsigned long seed);
+MTRand mersenne_twister_seed_rand(u32 seed);
 u32 mt_generate_u32(MTRand* rand);
 f64 mt_generate_f64_0_to_1(MTRand* rand);

src/ableos_std/services/memory_service.c

@@ -0,0 +1,26 @@
+/*
+This is a kernel provided service
+*/
+
+typedef enum {
+    MemorySuccess,
+    MemoryLimitReached,
+} MemoryServiceResponse;
+
+
+
+
+// Limit a process to having page_limit amount of pages
+void limit_pages(u64 page_limit) {
+    info("Limiting application memory ");
+}
+
+
+// Allocate pages amount of pages
+MemoryServiceResponse page_alloc(u64 pages) {
+    return MemorySuccess;
+}
+// page_ptr ***MUST*** be a page aligned ptr that will be unallocated
+MemoryServiceResponse page_dealloc(void* page_ptr) {
+    return MemorySuccess;
+}

src/ableos_std/start.c

@@ -0,0 +1,15 @@
+#include <stdlib.h>
+void _start() {
+    register_exit_code(ecode_new("Success"));
+    int exit_code = main();
+    char* ptr = exit_codes.exit_code_registry[exit_code].reason.ptr;
+
+    if (ptr == 0) {
+        printf("Invalid ExitCode");
+    } else {
+        printf("EXIT [%s]", ptr);
+    }
+
+    // This is linux focused
+    exit(1);
+}

src/keyb.c

@@ -0,0 +1,97 @@
+#include <stdio.h>
+#include "ableos_std/ableos_std.c"
+
+typedef enum {
+    // KeyUp is the default state
+    KeyUp = 0,
+    KeyDown = 0x43,
+} KeyState;
+
+typedef struct {
+    KeyState kstate;
+    // TODO: https://github.com/rust-windowing/winit/issues/2995
+    char key;
+} KeyboardEvent;
+
+
+void send_keyb_event_ipc(KeyboardEvent kevent){
+
+}
+
+
+
+KeyboardEvent get_keyboard_event(){
+    /*
+    li64(r1, 5);
+    li64(r2, 0x64);
+    eca();
+    */
+
+    return (KeyboardEvent) {
+        .kstate = KeyUp,
+        .key = 'c' 
+    };
+
+}
+
+typedef enum {
+    ScanCodeSet1 = 0x43,
+    ScanCodeSet2 = 0x41,
+    ScanCodeSet3 = 0x3f,
+    
+    ACK = 0xFA,
+    Resend = 0xFE,
+} PS2Response;
+
+typedef enum {
+    GetCurrent = 0,
+    CommandScanCodeSet1 = 1,
+    CommandScanCodeSet2 = 2,
+    CommandScanCodeSet3 = 3,
+} PS2ScancodeSet;
+
+
+PS2Response set_led() {
+    return Resend;
+}
+
+PS2Response scancode_command(PS2ScancodeSet scancode) {
+    return  Resend;
+}
+
+// Replacement for the PS/2 Keyboard Driver on ableOS 
+int main() {
+    Argument args = get_arguments();
+
+    MTRand a = mersenne_twister_seed_rand(10);
+    f64 ac = mt_generate_f64_0_to_1(&a);
+    printf("%f\n\r", ac);
+
+    int b = string_eq(args.value, from_c_str("x86-64"));
+    if (b == 1) {
+        info("running on X86");
+    } else {
+        error("This driver cannot run on non-x86_64 machines");
+        // terminate_process();
+    }
+
+    info("abc");
+    bool running = false;
+    while (running) {
+        // check incoming buffer for keyb settings changes
+        bool changes = false;
+        // if they exist apply changes 
+        if (changes) {
+            set_led();
+        }
+        // check keyb state
+        get_keyboard_event();
+        // push keyb state to a buffer
+    }
+    
+    create_process();
+
+
+    return 0;
+};
+

src/main.c

@@ -1,97 +1,9 @@
 #include <stdio.h>
 #include "ableos_std/ableos_std.c"
 
-typedef enum {
-    // KeyUp is the default state
-    KeyUp = 0,
-    KeyDown = 0x43,
-} KeyState;
-
-typedef struct {
-    KeyState kstate;
-    // TODO: https://github.com/rust-windowing/winit/issues/2995
-    char key;
-} KeyboardEvent;
-
-
-void send_keyb_event_ipc(KeyboardEvent kevent){
-
-}
-
-
-
-KeyboardEvent get_keyboard_event(){
-    /*
-    li64(r1, 5);
-    li64(r2, 0x64);
-    eca();
-    */
-
-    return (KeyboardEvent) {
-        .kstate = KeyUp,
-        .key = 'c' 
-    };
-
-}
-
-typedef enum {
-    ScanCodeSet1 = 0x43,
-    ScanCodeSet2 = 0x41,
-    ScanCodeSet3 = 0x3f,
-    
-    ACK = 0xFA,
-    Resend = 0xFE,
-} PS2Response;
-
-typedef enum {
-    GetCurrent = 0,
-    CommandScanCodeSet1 = 1,
-    CommandScanCodeSet2 = 2,
-    CommandScanCodeSet3 = 3,
-} PS2ScancodeSet;
-
-
-PS2Response set_led() {
-    return Resend;
-}
-
-PS2Response scancode_command(PS2ScancodeSet scancode) {
-    return  Resend;
-}
-
-// Replacement for the PS/2 Keyboard Driver on ableOS 
 int main() {
-    Argument args = get_arguments();
+    register_exit_code(ecode_new("File System Error"));
-
+    return 1;
-    MTRand a = mersenne_twister_seed_rand(10);
-    f64 ac = mt_generate_f64_0_to_1(&a);
-    printf("%f\n\r", ac);
-
-    int b = string_eq(args.value, from_c_str("x86-64"));
-    if (b == 1) {
-        info("running on X86");
-    } else {
-        error("This driver cannot run on non-x86_64 machines");
-        // terminate_process();
 }
 
-    info("abc");
+#include "ableos_std/start.c"
-    bool running = false;
-    while (running) {
-        // check incoming buffer for keyb settings changes
-        bool changes = false;
-        // if they exist apply changes 
-        if (changes) {
-            set_led();
-        }
-        // check keyb state
-        get_keyboard_event();
-        // push keyb state to a buffer
-    }
-    
-    create_process();
-
-
-    return 0;
-};
-