graphics!

1 files changed, 22 insertions, 5 deletions

diff --git a/src/user/include/knob/format.h b/src/user/include/knob/format.h
index d55036c..fed31c7 100644
--- a/src/user/include/knob/format.h
+++ b/src/user/include/knob/format.h
@@ -1,12 +1,29 @@
 #ifndef KNOB_FORMAT_H
 #define KNOB_FORMAT_H
 
-#include <stdbool.h>
+#include <knob/heap.h>
+
 #include <stdint.h>
+#include <stdarg.h>
+
+//allocates new memory
+char *format_v(const char *fmt, va_list args);
+
+//allocates new memory
+char *format(const char *fmt, ...);
+
+void syslogf_v(const char *fmt, va_list args);
+
+void syslogf(const char *fmt, ...);
+
+//reads a unsigned decimal terminated by either null or whitespace
+//returns length of string plus length of whitespace
+//returns 0 on failure
+uint32_t try_swtou(const char *from, uint32_t *i_out);
 
-bool try_sntoi(const char *s, uint32_t n, uint32_t *out);
-void itosz(uint32_t i, char *out) __attribute__ ((access (write_only, 2)));
-void itosz_h8(uint8_t i, char *out) __attribute__ ((access (write_only, 2)));
-void itosz_h32(uint32_t i, char *out) __attribute__ ((access (write_only, 2)));
+//reads a hexadecimal terminated by either null or whitespace
+//returns length of string plus length of whitespace
+//returns 0 on failure
+uint32_t try_swtoh(const char *from, uint32_t *i_out);
 
 #endif
\ No newline at end of file