From 7c30e1432bafd2c8065dddcdb99a46e64e997b18 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Fri, 12 May 2023 11:33:10 -0400
Subject: ustar: Support writing device major and minor

---
(limited to 'src')

diff --git a/src/opk/write.c b/src/opk/write.c
index 7940222..b9e50c7 100644
--- a/src/opk/write.c
+++ b/src/opk/write.c
@@ -150,7 +150,7 @@ _opkg_opk_opk_write_dir_read(struct opkg_opk_opk *opk,
 			if (opkg_opk_ustar_write_header(opk->inner_ustar,
 						&child,
 						st.st_mode & 0777,
-						uid, uname, gid, gname, 0,
+						uid, uname, gid, gname, 0, 0, 0,
 						opk->mtime, 'd', NULL) !=
 					OPKG_OPK_OK) {
 				fputs(_("Error: Failed to write header\n"),
@@ -177,7 +177,7 @@ _opkg_opk_opk_write_dir_read(struct opkg_opk_opk *opk,
 			link[link_len] = '\0';
 			if (opkg_opk_ustar_write_header(opk->inner_ustar,
 						&child, 0777,
-						uid, uname, gid, gname, 0,
+						uid, uname, gid, gname, 0, 0, 0,
 						opk->mtime, 'l', link) !=
 					OPKG_OPK_OK) {
 				fputs(_("Error: Failed to write header\n"),
@@ -195,7 +195,7 @@ _opkg_opk_opk_write_dir_read(struct opkg_opk_opk *opk,
 			if (opkg_opk_ustar_write_header(opk->inner_ustar,
 						&child,
 						st.st_mode & 0777,
-						uid, uname, gid, gname,
+						uid, uname, gid, gname, 0, 0,
 						st.st_size,
 						opk->mtime, '-', NULL) !=
 					OPKG_OPK_OK) {
@@ -316,7 +316,7 @@ _opkg_opk_opk_build_inner_archive(struct opkg_opk_opk *opk,
 	gname = getgrgid(gid)->gr_name;
 	if (opkg_opk_ustar_write_header(opk->inner_ustar, &dirent,
 				st.st_mode & 0777, uid, uname, gid, gname, 0,
-				opk->mtime, 'd', NULL) != OPKG_OPK_OK) {
+				0, 0, opk->mtime, 'd', NULL) != OPKG_OPK_OK) {
 		fputs(_("Error: Failed to write header\n"),
 				stderr);
 		goto err3;
@@ -341,7 +341,7 @@ _opkg_opk_opk_build_inner_archive(struct opkg_opk_opk *opk,
 	dirent.name   = OPKG_OPK_OPK_ARCHIVE_NAMES_[archive_type];
 	dirent.parent = NULL;
 	if (opkg_opk_ustar_write_header(opk->outer_ustar, &dirent, 0644,
-				0, opk->outer_uname, 0, opk->outer_gname,
+				0, opk->outer_uname, 0, opk->outer_gname, 0, 0,
 				written, opk->mtime, '-', NULL) !=
 			OPKG_OPK_OK) {
 		fputs(_("Error: Failed to write header\n"), stderr);
@@ -440,7 +440,7 @@ opkg_opk_opk_write(struct opkg_opk_opk *opk, const char *file_name)
 	dirent.name   = "debian-binary";
 	dirent.parent = NULL;
 	if (opkg_opk_ustar_write_header(opk->outer_ustar, &dirent, 0644,
-				0, opk->outer_uname, 0, opk->outer_gname,
+				0, opk->outer_uname, 0, opk->outer_gname, 0, 0,
 				4, opk->mtime, '-', NULL) != OPKG_OPK_OK) {
 		fputs(_("Error: Failed to write header\n"), stderr);
 		ret = OPKG_OPK_ERROR;
diff --git a/src/ustar.c b/src/ustar.c
index 359f967..669596e 100644
--- a/src/ustar.c
+++ b/src/ustar.c
@@ -280,6 +280,7 @@ int
 opkg_opk_ustar_write_header(struct opkg_opk_ustar *ustar,
 		struct opkg_opk_dirent *dirent, uint16_t mode,
 		uid_t uid, const char *uname, gid_t gid, const char *gname,
+		uint32_t devmajor, uint32_t devminor,
 		uint64_t size, uint64_t mtime, char type, const char *linkname)
 {
 	uint32_t       chksum;
@@ -302,11 +303,13 @@ opkg_opk_ustar_write_header(struct opkg_opk_ustar *ustar,
 	 * even checking endptr, so we have to NUL-terminate these fields.  Also
 	 * parsing these fields with strtol() are our very own
 	 * _opkg_opk_ustar_next() and opkg_opk_ustar_list() above. */
-	sprintf(ustar->header.mode,   "%07o", mode);
-	sprintf(ustar->header.uid,    "%07o", uid);
-	sprintf(ustar->header.gid,    "%07o", gid);
-	sprintf(ustar->header.size,  "%011o", size);
-	sprintf(ustar->header.mtime, "%011o", mtime);
+	sprintf(ustar->header.mode,      "%07o", mode);
+	sprintf(ustar->header.uid,       "%07o", uid);
+	sprintf(ustar->header.gid,       "%07o", gid);
+	sprintf(ustar->header.size,     "%011o", size);
+	sprintf(ustar->header.mtime,    "%011o", mtime);
+	sprintf(ustar->header.devmajor,  "%07o", devmajor);
+	sprintf(ustar->header.devminor,  "%07o", devminor);
 	switch (type) {
 		case '-':  /* Regular file */
 			*ustar->header.typeflag = '0';
diff --git a/src/ustar.h b/src/ustar.h
index 8dfd771..19e6422 100644
--- a/src/ustar.h
+++ b/src/ustar.h
@@ -91,6 +91,7 @@ int
 opkg_opk_ustar_write_header(struct opkg_opk_ustar *ustar,
 		struct opkg_opk_dirent *dirent, uint16_t mode,
 		uid_t uid, const char *uname, gid_t gid, const char *gname,
+		uint32_t devmajor, uint32_t devminor,
 		uint64_t size, uint64_t mtime, char type, const char *linkname);
 
 int
--
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