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authorAndrew Tridgell <tridge@samba.org>2000-05-17 06:53:21 +0000
committerAndrew Tridgell <tridge@samba.org>2000-05-17 06:53:21 +0000
commitba2f726efdb97c95c6110b0365a011121e27fce3 (patch)
treeab61d7cddc2bb615a938505b817cf0fd438999e0 /source3
parentc560164030c0b842ee06f651a2b019c5596624a2 (diff)
downloadsamba-ba2f726efdb97c95c6110b0365a011121e27fce3.tar.gz
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- added typedefs
- added parse error checking - made parser more flexible (This used to be commit ab0beaf3573471fab1fda3358987b337811f99b7)
Diffstat (limited to 'source3')
-rwxr-xr-xsource3/aparser/build8
-rw-r--r--source3/aparser/main.awk51
-rw-r--r--source3/aparser/parsefn.awk2
-rw-r--r--source3/aparser/parser.h1
-rw-r--r--source3/aparser/parsetree.awk16
-rw-r--r--source3/aparser/srvsvc.struct26
-rw-r--r--source3/aparser/token.awk92
7 files changed, 131 insertions, 65 deletions
diff --git a/source3/aparser/build b/source3/aparser/build
index db4bec057d..a8b49451f6 100755
--- a/source3/aparser/build
+++ b/source3/aparser/build
@@ -2,6 +2,12 @@
file=$1
-igawk -f main.awk $file
+if ! igawk -f main.awk $file; then
+ echo parse failed;
+ exit 1;
+fi
+echo compiling vluke
gcc -Wall -g -o vluke parser.c vluke.c
+echo done.
+
diff --git a/source3/aparser/main.awk b/source3/aparser/main.awk
index 5d67f123c7..46acfe5c59 100644
--- a/source3/aparser/main.awk
+++ b/source3/aparser/main.awk
@@ -1,57 +1,22 @@
# the main program
@include dump.awk
-@include parsetree.awk
@include header.awk
@include util.awk
@include template.awk
@include parsefn.awk
@include harness.awk
-
-/^module/ {
- start_module($2);
- next;
-}
-
-/^test/ {
- add_test($2);
- next;
-}
-
-/^struct.*\{/ {
- start_struct($2);
- next;
-}
-
-/^[ \t]*union.*\{/ {
- start_union($2);
- next;
-}
-
-/^[ \t]*case.*;/ {
- split($0,a,"[ \t;]*");
- parse_case(a[3],a[4],a[5]);
- next;
-}
-
-/^\};/ {
- end_struct();
- next;
-}
-
-/^[ \t]*\}/ {
- end_union();
- next;
-}
-
-/.*;/ {
- split($0,a,"[ \t;]*");
- add_struct_elem(a[2], a[3]);
-}
+@include parsetree.awk
+@include token.awk
END {
- dump_structs("debug.out");
+ dump_structs("dump.out");
+ printf("Producing headers...\n");
produce_headers("prs_"module".h");
+ printf("Producing parsers...\n");
produce_parsers("prs_"module".c");
+ printf("Producing harness...\n");
produce_harness("test.h");
+ printf("Done.\n");
+ exit 0;
}
diff --git a/source3/aparser/parsefn.awk b/source3/aparser/parsefn.awk
index 4c88cdeab8..45c41d770b 100644
--- a/source3/aparser/parsefn.awk
+++ b/source3/aparser/parsefn.awk
@@ -15,7 +15,7 @@ function parse_array(f, v, elnum, flags,
v["FLAGS"] = flags;
v["ARRAY_LEN"] = elements[elnum, "array_len"];
- if (type == "uint16") {
+ if (type == "wchar") {
print_template(f, "prs_wstring.tpl", v);
} else {
print_template(f, "prs_array.tpl", v);
diff --git a/source3/aparser/parser.h b/source3/aparser/parser.h
index 7d4425ed3e..5c3a14c66f 100644
--- a/source3/aparser/parser.h
+++ b/source3/aparser/parser.h
@@ -25,6 +25,7 @@
typedef int BOOL;
typedef unsigned char uint8;
typedef unsigned short uint16;
+typedef unsigned short wchar;
typedef unsigned uint32;
#define False 0
diff --git a/source3/aparser/parsetree.awk b/source3/aparser/parsetree.awk
index e99793f516..fe0958e7bf 100644
--- a/source3/aparser/parsetree.awk
+++ b/source3/aparser/parsetree.awk
@@ -9,6 +9,19 @@ function start_module(name)
num_tests=0;
}
+function parse_typedef(type1, type2,
+ LOCAL, type, i)
+{
+ type=type2;
+ if (substr(type,1,1)=="*") type=substr(type,2);
+
+ i=match(type,"[[]");
+ if (i != 0) type = substr(type, 1, i-1);
+ start_struct(type);
+ add_struct_elem(type1, type2);
+ end_struct("");
+}
+
function start_struct(name)
{
current_struct=num_structs;
@@ -18,8 +31,9 @@ function start_struct(name)
structs[current_struct, "num_unions"]=0;
}
-function end_struct()
+function end_struct(name)
{
+ if (name!="") structs[num_structs, "name"]=name;
printf("struct %s with %d elements\n",
structs[num_structs, "name"],
structs[num_structs, "num_elems"]);
diff --git a/source3/aparser/srvsvc.struct b/source3/aparser/srvsvc.struct
index e50fe11a82..aa40c8f15e 100644
--- a/source3/aparser/srvsvc.struct
+++ b/source3/aparser/srvsvc.struct
@@ -1,28 +1,16 @@
module srvsvc
-#define SRV_NETCONNENUM 0x08
-#define SRV_NETFILEENUM 0x09
-#define SRV_NETSESSENUM 0x0c
-#define SRV_NETSHAREENUM 0x0f
-#define SRV_NET_SHARE_GET_INFO 0x10
-#define SRV_NET_SRV_GET_INFO 0x15
-#define SRV_NET_SRV_SET_INFO 0x16
-#define SRV_NET_REMOTE_TOD 0x1c
-
-struct UNISTR2 {
+typedef uint32 LONG;
+typedef uint32 *ENUM_HND;
+
+typedef struct _UNISTR2 {
uint32 max_len;
uint32 undoc;
uint32 str_len;
- uint16 buffer[str_len];
-};
+ wchar buffer[str_len];
+} UNISTR2;
-struct LPWSTR {
- UNISTR2 *str;
-};
-
-struct ENUM_HND {
- uint32 *handle; /* enumeration handle */
-};
+typedef UNISTR2 *LPWSTR;
/* function 8 */
struct CONN_INFO_0 {
diff --git a/source3/aparser/token.awk b/source3/aparser/token.awk
new file mode 100644
index 0000000000..a64700f536
--- /dev/null
+++ b/source3/aparser/token.awk
@@ -0,0 +1,92 @@
+# tokenise the input file
+
+function parse_error(msg) {
+ printf("PARSE ERROR: %s\nLine "NR" : "$0"\n", msg);
+ exit 1;
+}
+
+# ignore blank lines
+/^[ \t]*$/ {
+ next;
+}
+
+# ignore comments
+/^[ \t]*\#/ {
+ next;
+}
+
+# ignore C comments
+/^[ \t]*\/\*.*\*\// {
+ next;
+}
+
+/^[ \t]*module/ {
+ {if (module!="") parse_error("you can only specify one module name");}
+ start_module($2);
+ next;
+}
+
+{if (module=="") parse_error("you must specify the module name first");}
+
+/^[ \t]*typedef struct.*\{/ {
+ {if (current_struct!="") parse_error("you cannot have nested structures");}
+ start_struct($3);
+ next;
+}
+
+/^[ \t]*typedef.*;/ {
+ {if (current_struct!="") parse_error("typedefs must be global");}
+ split($0,a,"[ \t;]*");
+ parse_typedef(a[2], a[3]);
+ next;
+}
+
+/^[ \t]*struct.*\{/ {
+ {if (current_struct!="") parse_error("you cannot have nested structures");}
+ start_struct($2);
+ next;
+}
+
+{if (current_struct=="") parse_error("this must appear inside a structure");}
+
+/^[ \t]*union.*\{/ {
+ {if (current_union!="") parse_error("you cannot have nested unions");}
+ start_union($2);
+ next;
+}
+
+/^[ \t]*case.*;/ {
+ {if (current_union=="") parse_error("this must appear inide a union");}
+ split($0,a,"[ \t;]*");
+ parse_case(a[3],a[4],a[5]);
+ next;
+}
+
+/^[ \t]*\}$/ {
+ {if (current_union=="") parse_error("this must appear inside a union");}
+ end_union();
+ next;
+}
+
+{if (current_union!="") parse_error("this cannot appear inside a union");}
+
+/^[ \t]*\};/ {
+ end_struct("");
+ next;
+}
+
+/^[ \t]*\} .*;/ {
+ split($0,a,"[ \t;]*");
+ end_struct(a[2]);
+ next;
+}
+
+/^.*;/ {
+ split($0,a,"[ \t;]*");
+ add_struct_elem(a[2], a[3]);
+ next;
+}
+
+{
+ parse_error("Unknown construct.");
+}