From 9d2e04c95285825a196205163eebd945a362fb5e Mon Sep 17 00:00:00 2001
From: PancakeTAS <pancake@mgnet.work>
Date: Mon, 18 May 2026 15:51:33 +0200
Subject: Split public/private API into respective locations

---
 src/ioctl.cpp | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 src/ioctl.cpp

(limited to 'src/ioctl.cpp')

diff --git a/src/ioctl.cpp b/src/ioctl.cpp
new file mode 100644
index 0000000..982e1e9
--- /dev/null
+++ b/src/ioctl.cpp
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: MIT */
+
+#include "drm++/ioctl.hpp"
+
+#include <format>
+#include <string>
+
+#include <errno.h>
+
+using namespace drm::ioctl;
+
+Exception::Exception(int fd, unsigned long op)
+        : m_fd(fd), m_op(op), m_syserrno(errno) {
+    switch (errno) {
+        case EBADF:
+            m_code = Error::BadFileDescriptor;
+            break;
+        case EINVAL:
+        case ENOTTY:
+            m_code = Error::InvalidArgument;
+            break;
+        case ENOTSUP:
+            m_code = Error::NotSupported;
+            break;
+        default:
+            m_code = Error::Other;
+    }
+}
+
+std::string Exception::readable() {
+    switch (this->m_code) {
+        case Error::BadFileDescriptor:
+            return std::format(
+                "ioctl({}, {}) failed: Invalid file descriptor",
+                this->m_fd, this->m_op
+            );
+        case Error::InvalidArgument:
+            return std::format(
+                "ioctl({}, {}) failed: Invalid argument (errno {})",
+                this->m_fd, this->m_op, this->m_syserrno
+            );
+        case Error::NotSupported:
+            return std::format(
+                "ioctl({}, {}) failed: Operation not supported",
+                this->m_fd, this->m_op
+            );
+        case Error::Other:
+            return std::format(
+                "ioctl({}, {}) failed: Unknown error (errno {})",
+                this->m_fd, this->m_op, this->m_syserrno
+            );
+    }
+}
+
+Exception::~Exception() = default;
-- 
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