Abstract EXT2, add JMK Emacs integration
diff --git a/src/kernel/io.c b/src/kernel/io.c
index 0ba13ae..1c10b53 100644
--- a/src/kernel/io.c
+++ b/src/kernel/io.c
@@ -30,6 +30,13 @@
return ret;
}
+struct ext2_dir_contains_data
+{
+ char *name;
+ uint len;
+ bool found;
+};
+
void outl(ushort port, uint val)
{
asm("outl %1, %0" : : "dN"(port), "a"(val));
@@ -85,6 +92,32 @@
return i;
}
+uint strnlen(char *s, size_t len)
+{
+ int i;
+
+ for (i = 0; s[i] && i < len; i++)
+ {
+ }
+
+ return i;
+}
+
+int strncmp(char *a, char *b, size_t len)
+{
+ int al = strnlen(a, len), bl = strnlen(b, len);
+
+ if (al != bl)
+ return bl - al;
+
+ for (int i = 0; i < al; i++)
+ {
+ if (a[i] != b[i])
+ return -1;
+ }
+ return 0;
+}
+
int strcmp(char *a, char *b)
{
int al = strlen(a), bl = strlen(b);