hacky function for logging pointers

1 files changed, 21 insertions, 0 deletions

diff --git a/src/arch/log.h b/src/arch/log.h
index 6365c20..0a5d5a0 100644
--- a/src/arch/log.h
+++ b/src/arch/log.h
@@ -3,5 +3,26 @@
 
 void log_write(const char *buf, size_t len);
 
+inline void log_hex(const char *buf, size_t len) {
+	char hex[2];
+	for (size_t i = 0; i < len; i++) {
+		hex[0] = (buf[i] & 0xF0) >> 4;
+		hex[0] += '0';
+		if (hex[0] > '9')
+			hex[0] += 'a' - '9' - 1;
+
+		hex[1] = buf[i] & 0xF;
+		hex[1] += '0';
+		if (hex[1] > '9')
+			hex[1] += 'a' - '9' - 1;
+		
+		log_write(hex, 2);
+	}
+}
+
 // used for static strings
 #define log_const(str) log_write(str, sizeof(str) - 1)
+
+// very hacky, shouldn't be actually used - only for debugging
+// prints backwards
+#define log_var_dont_use(var) log_hex((void*)&var, sizeof(var))