From df2d16faa681af8770e63c5e3f9307ba12bd9685 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jul 18 2024 05:08:24 +0000
Subject: library api's: defined source data flags.


---

diff --git a/include/tpax/tpax.h b/include/tpax/tpax.h
index 1ea9887..bb6aae7 100644
--- a/include/tpax/tpax.h
+++ b/include/tpax/tpax.h
@@ -63,6 +63,17 @@ extern "C" {
 
 #define TPAX_DRIVER_STRICT_DEVICE_ID    0X10000000
 
+/* source data flags */
+#define TPAX_SOURCE_DATA_NONE           0x0000
+#define TPAX_SOURCE_DATA_PENDING        0x0001
+#define TPAX_SOURCE_DATA_OPENED         0x0002
+#define TPAX_SOURCE_DATA_CLOSED         0x0004
+
+#define TPAX_SOURCE_DATA_FILEIO         0X0010
+#define TPAX_SOURCE_DATA_MAPPED         0x0020
+#define TPAX_SOURCE_DATA_CACHED         0x0040
+#define TPAX_SOURCE_DATA_ERROR          0x0080
+
 /* error flags */
 #define TPAX_ERROR_TOP_LEVEL		0x0001
 #define TPAX_ERROR_NESTED		0x0002
@@ -119,6 +130,7 @@ struct tpax_common_ctx {
 	uint64_t			drvflags;
 	uint64_t			actflags;
 	uint64_t			fmtflags;
+	uint64_t			srcflags;
 	uint32_t			blksize;
 };
 
diff --git a/src/driver/tpax_driver_ctx.c b/src/driver/tpax_driver_ctx.c
index 6a5f882..4ad7fe6 100644
--- a/src/driver/tpax_driver_ctx.c
+++ b/src/driver/tpax_driver_ctx.c
@@ -818,6 +818,8 @@ int tpax_lib_get_driver_ctx(
 	} else if (archive) {
 		memcpy(&lfdctx,fdctx,sizeof(*fdctx));
 
+		cctx.srcflags = TPAX_SOURCE_DATA_PENDING;
+
 		lfdctx.fdin = openat(
 			fdctx->fdcwd,
 			archive->arg,
@@ -829,7 +831,15 @@ int tpax_lib_get_driver_ctx(
 				program,archive->arg,
 				meta,false);
 
+		cctx.srcflags = TPAX_SOURCE_DATA_OPENED;
+
 		fdctx = &lfdctx;
+
+	} else if (cctx.drvflags & TPAX_DRIVER_EXEC_MODE_WRITE) {
+		cctx.srcflags = TPAX_SOURCE_DATA_NONE;
+
+	} else {
+		cctx.srcflags = TPAX_SOURCE_DATA_PENDING;
 	}
 
 	/* not implemented mode(s) */