1 files changed, 26 insertions, 0 deletions
diff --git a/error.h b/error.h
new file mode 100644
index 0000000..2128eea
--- /dev/null
+++ b/error.h
@@ -0,0 +1,26 @@
+#ifndef STERNENBLOG_ERROR_H
+#define STERNENBLOG_ERROR_H
+
+enum sternenblog_error {
+  //! No error
+  STERNENBLOG_OK = 0,
+  //! libc call returned error, check `errno` for details
+  STERNENBLOG_ERROR_SYSTEM = -1,
+  //! requested item doesn't exist
+  STERNENBLOG_ERROR_NOT_FOUND = -2,
+  //! access to the requested item isn't allowed (either by system or us)
+  STERNENBLOG_ERROR_FORBIDDEN = -3,
+  //! CGI environment is not correctly set up
+  STERNENBLOG_ERROR_CGI = -4,
+  //! User send a request that doesn't make sense to us
+  STERNENBLOG_ERROR_REQUEST = -5,
+  //! The unexpected happened like an assumption not holding.
+  //! If this error is generated it is likely a bug
+  STERNENBLOG_ERROR_UNEXPECTED = -6,
+};
+
+int error_http_status(enum sternenblog_error err);
+
+int error_from_errno(void);
+
+#endif