From fefce250813e189c91df8b16b54367e648f12eee Mon Sep 17 00:00:00 2001
From: Boris Barbulovski <bbarbulovski@gmail.com>
Date: Sun, 9 Mar 2025 15:52:24 +0100
Subject: [PATCH] C3 Android logcat interface. (#2030)

* C3 Android logcat interface.
---------

Co-authored-by: Christoffer Lerno <christoffer@aegik.com>
---
 lib/std/os/android/log.c3 | 69 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 lib/std/os/android/log.c3

diff --git a/lib/std/os/android/log.c3 b/lib/std/os/android/log.c3
new file mode 100644
index 000000000..712f28b4e
--- /dev/null
+++ b/lib/std/os/android/log.c3
@@ -0,0 +1,69 @@
+module std::os::android @if(env::ANDROID);
+
+
+enum LogPriority : (CInt val)
+{
+	ANDROID_LOG_UNKNOWN = 0,
+	ANDROID_LOG_DEFAULT = 1,
+	ANDROID_LOG_VERBOSE = 2,
+	ANDROID_LOG_DEBUG   = 3,
+	ANDROID_LOG_INFO    = 4,
+	ANDROID_LOG_WARN    = 5,
+	ANDROID_LOG_ERROR   = 6,
+	ANDROID_LOG_FATAL   = 7,
+	ANDROID_LOG_SILENT  = 8
+}
+
+enum LogId : (CInt val)
+{
+	LOG_ID_MIN      = 0,
+	LOG_ID_MAIN     = 0,
+	LOG_ID_RADIO    = 1,
+	LOG_ID_EVENTS   = 2,
+	LOG_ID_SYSTEM   = 3,
+	LOG_ID_CRASH    = 4,
+	LOG_ID_STATS    = 5,
+	LOG_ID_SECURITY = 6,
+	LOG_ID_KERNEL   = 7,
+	LOG_ID_MAX      = 7,
+	LOG_ID_DEFAULT  = 0x7FFFFFFF
+}
+
+struct LogMessage @packed
+{
+	usz struct_size;
+	CInt buffer_id;
+	CInt priority;
+	ZString tag;
+	ZString file;
+	CUInt line;
+	ZString message;
+}
+
+extern fn CInt log_write(LogPriority prio, ZString tag, ZString text) @extern("__android_log_write");
+extern fn CInt log_print(LogPriority prio, ZString tag, ZString fmt, ...) @extern("__android_log_print");
+extern fn void log_assert(ZString cond, ZString tag, ZString fmt, ...) @extern("__android_log_assert");
+
+fn bool log_id_is_valid(LogId id)
+{
+	return id >= LOG_ID_MIN && id < LOG_ID_MAX;
+}
+
+extern fn CInt log_buf_write(CInt bufID, CInt prio, ZString tag, ZString text) @extern("__android_log_buf_write");
+extern fn CInt log_buf_print(CInt bufID, CInt prio, ZString tag, ZString fmt, ...) @extern("__android_log_buf_print");
+
+def LoggerFunction = fn void(LogMessage* log_message);
+def AborterFunction = fn void(ZString abort_message);
+
+extern fn void log_write_log_message(LogMessage log_message) @extern("__android_log_write_log_message");
+extern fn void log_set_logger(LoggerFunction logger) @extern("__android_log_set_logger");
+extern fn void log_logd_logger(LogMessage log_message) @extern("__android_log_logd_logger");
+extern fn void log_stderr_logger(LogMessage log_message) @extern("__android_log_stderr_logger");
+extern fn void log_set_aborter(AborterFunction aborter) @extern("__android_log_set_aborter");
+extern fn void log_call_aborter(ZString abort_message) @extern("__android_log_call_aborter");
+extern fn void log_default_aborter(ZString abort_message) @extern("__android_log_default_aborter");
+extern fn CInt log_is_loggable(CInt prio, ZString tag, CInt default_prio) @extern("__android_log_is_loggable");
+extern fn CInt log_is_loggable_len(CInt prio, ZString tag, isz len, CInt default_prio) @extern("__android_log_is_loggable_len");
+extern fn CInt log_set_minimum_priority(CInt priority) @extern("__android_log_set_minimum_priority");
+extern fn CInt log_get_minimum_priority() @extern("__android_log_get_minimum_priority");
+extern fn void log_set_default_tag(ZString tag) @extern("__android_log_set_default_tag");