From 128026c9a2de83a8ac6214e733fa871440c6b77f Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Tue, 16 May 2000 12:43:53 +0000
Subject: added the ".trailer" type, to mark where a packet turns into a
 trailer this now gives us enough to parse complete function calls, including
 the return values (This used to be commit
 ca8f1e92adf3603ad15f73277576cc9178bb4d74)

---
 source3/aparser/Makefile      |  2 +-
 source3/aparser/header.awk    |  1 +
 source3/aparser/parsefn.awk   | 16 +++++++--
 source3/aparser/spool.struct  | 80 ++++++++++++++++++++++++-------------------
 source3/aparser/srvsvc.struct | 53 ++++++++++++++++++----------
 source3/aparser/vluke.c       |  3 +-
 6 files changed, 97 insertions(+), 58 deletions(-)

(limited to 'source3/aparser')

diff --git a/source3/aparser/Makefile b/source3/aparser/Makefile
index 160b11155a..ebf3a9bcde 100644
--- a/source3/aparser/Makefile
+++ b/source3/aparser/Makefile
@@ -7,7 +7,7 @@ AWKPROGS=dump.awk harness.awk header.awk parsefn.awk main.awk parsetree.awk temp
 all: test.h vluke
 
 test.h : $(AWKPROGS)
-	igawk -f main.awk spool.struct
+	igawk -f main.awk srvsvc.struct
 
 vluke: test.h $(OBJ) 
 	$(CC) $(CFLAGS) -o vluke $(OBJ)
diff --git a/source3/aparser/header.awk b/source3/aparser/header.awk
index 406335c930..24232bacf0 100644
--- a/source3/aparser/header.awk
+++ b/source3/aparser/header.awk
@@ -13,6 +13,7 @@ function header_element(f, elnum,
 			LOCAL, type)
 {
 	type=elements[elnum, "type"];
+	if (substr(type,1,1) == ".") return;
 	xprintf(f,"\t%s %s;\n", type, header_elstring(elnum));
 }
 
diff --git a/source3/aparser/parsefn.awk b/source3/aparser/parsefn.awk
index 68f08618a6..3f1e3e8093 100644
--- a/source3/aparser/parsefn.awk
+++ b/source3/aparser/parsefn.awk
@@ -27,6 +27,7 @@ function parse_element(f, v, elnum, flags,
 		       LOCAL, type, elem)
 {
 	type = elements[elnum, "type"];
+	if (substr(type,1,1) == ".") return;
 	elem = elements[elnum, "elem"];
 	if (elements[elnum,"ptr"] == "") {
 		v["PTR"] = "\\&";
@@ -117,24 +118,33 @@ function parse_buffers(f, v, elnum, flags,
 }
 
 function struct_parser(f, v, struct_num,
-		       LOCAL, i) 
+		       LOCAL, i, n1) 
 {
 	v["STRUCTNAME"] = structs[struct_num, "name"];
 	v["FUNCNAME"] = "io_" v["STRUCTNAME"];
 	print_template(f, "fn_start.tpl", v);
 
+	for (n1=0;n1<structs[struct_num, "num_elems"];n1++) {
+		if (elements[structs[struct_num, n1], "type"] == ".trailer") break;
+	}
+
         # first all the structure pointers, scalars and arrays
-	for (i=0;i<structs[struct_num, "num_elems"];i++) {
+	for (i=0;i<n1;i++) {
 		parse_scalars(f, v, structs[struct_num, i], "PARSE_SCALARS");
 	}
 
 	print_template(f, "fn_mid.tpl", v);
 
 	# now the buffers
-	for (i=0;i<structs[struct_num, "num_elems"];i++) {
+	for (i=0;i<n1;i++) {
 		parse_buffers(f, v, structs[struct_num, i], "PARSE_BUFFERS");
 	}
 
+	# and any trailers
+	for (i=n1;i<structs[struct_num, "num_elems"];i++) {
+		parse_buffers(f, v, structs[struct_num, i], "PARSE_SCALARS");
+	}
+
 	print_template(f, "fn_end.tpl", v);
 }
 
diff --git a/source3/aparser/spool.struct b/source3/aparser/spool.struct
index 43f50ba1d6..77f3226b5b 100644
--- a/source3/aparser/spool.struct
+++ b/source3/aparser/spool.struct
@@ -1,11 +1,16 @@
 module spool
-test R_GETPRINTERDRIVER2
+test PRINTER_DRIVER_INFO_LEVEL_6
 
 struct BUFFER5 {
        uint32 buf_len;
        uint16 buffer[buf_len];
 };
 
+struct BUFFERP {
+       uint32 buf_len;
+       BUFFER5 *buf;
+};
+
 struct UNISTR2 {
        uint32 max_len;
        uint32 undoc;
@@ -13,9 +18,14 @@ struct UNISTR2 {
        uint16 buffer[str_len];
 };
 
-struct UINT64_S {
-       uint32 low;
-       uint32 high;
+struct LPWSTR {
+       UNISTR2 *str;
+};
+
+struct VERSION {
+       uint32 version;
+       uint32 build;
+       uint32 osversion;
 };
 
 struct NTTIME {
@@ -23,42 +33,42 @@ struct NTTIME {
        uint32 high;
 };
 
+struct DWORD {
+       uint32 x;
+};
+
 struct PRINTER_DRIVER_INFO_LEVEL_3 {
-	uint32 cversion;
-	UNISTR2 *name;
-	UNISTR2 *environment;
-	UNISTR2 *driverpath;
-	UNISTR2 *datafile;
-	UNISTR2 *configfile;
-	UNISTR2 *helpfile;
-	UNISTR2 *monitorname;
-	UNISTR2 *defaultdatatype;
-	uint32  dependentfiles_len;
-	BUFFER5 *dependentfiles;
+	DWORD cversion;
+	LPWSTR name;
+	LPWSTR environment;
+	LPWSTR driverpath;
+	LPWSTR datafile;
+	LPWSTR configfile;
+	LPWSTR helpfile;
+	LPWSTR monitorname;
+	LPWSTR defaultdatatype;
+	BUFFERP dependentfiles;
 };
 
 struct PRINTER_DRIVER_INFO_LEVEL_6 {
-  uint32   dummy1; 
-  uint32   version; 
-  UNISTR2  *name;       
-  UNISTR2  *environment;
-  UNISTR2  *driverpath;
-  UNISTR2  *datafile;
-  UNISTR2  *configfile;
-  UNISTR2  *helpfile;
-  UNISTR2  *monitorname;
-  UNISTR2  *defaultdatatype;
-  uint32   dependentfiles_len;
-  BUFFER5  *dependentfiles;
-  uint32   previousnames_len;
-  BUFFER5  *previousnames;
+  DWORD   dummy1; 
+  DWORD   version; 
+  LPWSTR   name;       
+  LPWSTR environment;
+  LPWSTR driverpath;
+  LPWSTR datafile;
+  LPWSTR configfile;
+  LPWSTR helpfile;
+  LPWSTR monitorname;
+  LPWSTR defaultdatatype;
+  BUFFERP  dependentfiles;
+  BUFFERP  previousnames;
   NTTIME   driverdate; 
-  UINT64_S driverversion; 
-  uint32   dummy4;
-  UNISTR2  *mfgname; 
-  UNISTR2  *oemurl; 
-  UNISTR2  *hardwareid; 
-  UNISTR2  *provider; 
+  VERSION driverversion; 
+  LPWSTR mfgname; 
+  LPWSTR oemurl; 
+  LPWSTR hardwareid; 
+  LPWSTR provider; 
 };
 
 
diff --git a/source3/aparser/srvsvc.struct b/source3/aparser/srvsvc.struct
index 61e67c4f4a..44d88944cb 100644
--- a/source3/aparser/srvsvc.struct
+++ b/source3/aparser/srvsvc.struct
@@ -1,5 +1,5 @@
 module srvsvc
-test SRV_R_NET_SHARE_ENUM
+test SRV_R_NET_SERVER_INFO
 
 struct UNISTR2 {
        uint32 max_len;
@@ -8,26 +8,41 @@ struct UNISTR2 {
        uint16 buffer[str_len];
 };
 
+struct LPWSTR {
+       UNISTR2 *str;
+};
+
 /* function 15 */
 struct SRV_SHARE_INFO_1 {
-	UNISTR2 *uni_netname;
+	LPWSTR uni_netname;
 	uint32 type;
-	UNISTR2 *uni_remark;
+	LPWSTR uni_remark;
 };
 
-struct SHARE_ENUM {
-       uint32 level;
-       uint32 num_entries;
-       union info[level] {
-              case 1 SRV_SHARE_INFO_1 entries[num_entries];
-       }
+struct SRV_SHARE_INFO_2 {
+	LPWSTR uni_netname;
+	uint32 type;
+	LPWSTR uni_remark;
+	uint32 perms;
+	uint32 max_uses;
+	uint32 num_uses;
+	LPWSTR path;
+	LPWSTR passwd;
 };
 
 struct SRV_R_NET_SHARE_ENUM {
        uint32 level;
-       uint32 dummy;
-       SHARE_ENUM *shares;
-       uint32 *num_entries;
+       uint32 level2;
+       uint32 *ret_count;
+       uint32 num_entries;
+       union *info[level] {
+              case 1 SRV_SHARE_INFO_1 info1[num_entries];
+              case 2 SRV_SHARE_INFO_2 info2[num_entries];
+       }
+       .trailer;
+       uint32 count;
+       uint32 status1;
+       uint32 status2;
 };
 
 
@@ -35,32 +50,32 @@ struct SRV_R_NET_SHARE_ENUM {
 /* function 21 */
 struct SERVER_INFO_100 {
 	uint32  dwPlatformID;
-	UNISTR2 *pszName;
+	LPWSTR pszName;
 };
 
 struct SERVER_INFO_101 {
 	    uint32  dwPlatformID;
-	    UNISTR2 *pszName;
+	    LPWSTR pszName;
 	    uint32  dwVerMajor;
 	    uint32  dwVerMinor;
 	    uint32  dwType;
-	    UNISTR2 *pszComment;
+	    LPWSTR pszComment;
 };
 
 struct SERVER_INFO_102 {
     uint32  dwPlatformID;
-    UNISTR2 *pszName;
+    LPWSTR pszName;
     uint32  dwVerMajor;
     uint32  dwVerMinor;
     uint32  dwType;
-    UNISTR2 *pszComment;
+    LPWSTR pszComment;
     uint32  dwUsers;
     uint32   lDisc;
     uint32   bHidden;
     uint32  dwAnnounce;
     uint32  dwAnnDelta;
     uint32  dwLicenses;
-    UNISTR2 *pszUserPath;
+    LPWSTR pszUserPath;
 };
 
 struct SRV_R_NET_SERVER_INFO {
@@ -70,4 +85,6 @@ struct SRV_R_NET_SERVER_INFO {
 		case 101 SERVER_INFO_101 *sv101;
 		case 102 SERVER_INFO_102 *sv102;
        }
+       .trailer;
+       uint32 status;
 };
diff --git a/source3/aparser/vluke.c b/source3/aparser/vluke.c
index 312eeceb2c..f5612a773d 100644
--- a/source3/aparser/vluke.c
+++ b/source3/aparser/vluke.c
@@ -33,7 +33,8 @@ int main(int argc, char *argv[])
 	ps.io = UNMARSHALL;
 	il = (TEST_STRUCT *)malloc(sizeof(*il));
 	ret = TEST_FUNC(desc, &ps, 1, il, PARSE_SCALARS|PARSE_BUFFERS);
-	printf("\nret=%s\n\n\n", ret?"OK":"Bad");
+	printf("\nret=%s\n", ret?"OK":"Bad");
+	printf("Trailer is %d bytes\n\n", ps.grow_size - ps.data_offset);
 	dump_data(0, ps.data_p, ps.grow_size);
 	return !ret;
 }
-- 
cgit