add asn1c rule

5 files changed, 191 insertions, 0 deletions

diff --git a/tests/projects/c/asn1c/src/main.c b/tests/projects/c/asn1c/src/main.c
new file mode 100644
index 000000000..cb396a543
--- /dev/null
+++ b/tests/projects/c/asn1c/src/main.c
@@ -0,0 +1,73 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <Rectangle.h>   /* Rectangle ASN.1 type  */
+
+/*
+ * This is a custom function which writes the
+ * encoded output into some FILE stream.
+ */
+static int
+write_out(const void *buffer, size_t size, void *app_key) {
+	FILE *out_fp = app_key;
+	size_t wrote;
+
+	wrote = fwrite(buffer, 1, size, out_fp);
+
+	return (wrote == size) ? 0 : -1;
+}
+
+int main(int ac, char **av) {
+	Rectangle_t *rectangle; /* Type to encode        */
+	asn_enc_rval_t ec;      /* Encoder return value  */
+
+	/* Allocate the Rectangle_t */
+	rectangle = calloc(1, sizeof(Rectangle_t)); /* not malloc! */
+	if(!rectangle) {
+		perror("calloc() failed");
+		exit(71); /* better, EX_OSERR */
+	}
+
+	/* 
+	 * Initialize the Rectangle members 
+	 */
+
+	/* height */
+	rectangle->height = 42;
+
+	/* width */
+	rectangle->width = 23;
+
+	/* BER encode the data if filename is given */
+	if(ac < 2) {
+		fprintf(stderr, "Specify filename for BER output\n");
+	} else {
+		const char *filename = av[1];
+		FILE *fp = fopen(filename, "wb");   /* for BER output */
+
+		if(!fp) {
+			perror(filename);
+			exit(71); /* better, EX_OSERR */
+		}
+
+		/* Encode the Rectangle type as BER (DER) */
+		ec = der_encode(&asn_DEF_Rectangle,
+				rectangle, write_out, fp);
+		fclose(fp);
+		if(ec.encoded == -1) {
+			fprintf(stderr,
+					"Could not encode Rectangle (at %s)\n",
+					ec.failed_type ? ec.failed_type->name : "unknown");
+			exit(65); /* better, EX_DATAERR */
+		} else {
+			fprintf(stderr, "Created %s with BER encoded Rectangle\n",
+					filename);
+		}
+	}
+
+	/* Also print the constructed Rectangle XER encoded (XML) */
+	xer_fprint(stdout, &asn_DEF_Rectangle, rectangle);
+
+	return 0; /* Encoding finished successfully */
+}
+
+
diff --git a/tests/projects/c/asn1c/src/rectangle.asn1 b/tests/projects/c/asn1c/src/rectangle.asn1
new file mode 100644
index 000000000..30646dd13
--- /dev/null
+++ b/tests/projects/c/asn1c/src/rectangle.asn1
@@ -0,0 +1,7 @@
+RectangleModule1 DEFINITIONS ::=
+BEGIN
+Rectangle ::= SEQUENCE {
+    height  INTEGER,
+    width   INTEGER
+}
+END
diff --git a/tests/projects/c/asn1c/xmake.lua b/tests/projects/c/asn1c/xmake.lua
new file mode 100644
index 000000000..d8bca2020
--- /dev/null
+++ b/tests/projects/c/asn1c/xmake.lua
@@ -0,0 +1,9 @@
+add_rules("mode.debug", "mode.release")
+add_requires("asn1c")
+
+target("test")
+    set_kind("binary")
+    add_files("src/*.c")
+    add_files("src/*.asn1")
+    add_rules("asn1c")
+    add_packages("asn1c")
diff --git a/xmake/modules/detect/tools/find_asn1c.lua b/xmake/modules/detect/tools/find_asn1c.lua
new file mode 100644
index 000000000..074485b94
--- /dev/null
+++ b/xmake/modules/detect/tools/find_asn1c.lua
@@ -0,0 +1,54 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        find_asn1c.lua
+--
+
+-- imports
+import("lib.detect.find_program")
+import("lib.detect.find_programver")
+
+-- find asn1c
+--
+-- @param opt   the argument options, e.g. {version = true}
+--
+-- @return      program, version
+--
+-- @code
+--
+-- local asn1c = find_asn1c()
+-- local asn1c, version = find_asn1c({version = true})
+--
+-- @endcode
+--
+function main(opt)
+
+    -- init options
+    opt         = opt or {}
+    opt.check   = opt.check or "-v"
+    opt.command = opt.command or "-v"
+
+    -- find program
+    local program = find_program(opt.program or "asn1c", opt)
+
+    -- find program version
+    local version = nil
+    if program and opt and opt.version then
+        version = find_programver(program, opt)
+    end
+    return program, version
+end
diff --git a/xmake/rules/asn1c/xmake.lua b/xmake/rules/asn1c/xmake.lua
new file mode 100644
index 000000000..7efbcd040
--- /dev/null
+++ b/xmake/rules/asn1c/xmake.lua
@@ -0,0 +1,48 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+rule("asn1c")
+    set_extensions(".asn1")
+    before_buildcmd_file(function (target, batchcmds, sourcefile_asn1, opt)
+
+        -- get asn1c
+        import("lib.detect.find_tool")
+        local asn1c = assert(find_tool("asn1c"), "asn1c not found!")
+
+        -- asn1 to *.c sourcefiles
+        local sourcefile_dir = path.join(target:autogendir(), "rules", "asn1c")
+        batchcmds:show_progress(opt.progress, "${color.build.object}compiling.asn1c %s", sourcefile_asn1)
+        batchcmds:mkdir(sourcefile_dir)
+        batchcmds:vrunv(asn1c.program, {path.absolute(sourcefile_asn1)}, {curdir = sourcefile_dir})
+
+        -- compile *.c
+        for _, sourcefile in ipairs(os.files(path.join(sourcefile_dir, "*.c|converter-*.c"))) do
+            local objectfile = target:objectfile(sourcefile)
+            batchcmds:compile(sourcefile, objectfile, {configs = {includedirs = sourcefile_dir}})
+            table.insert(target:objectfiles(), objectfile)
+        end
+
+        -- add includedirs
+        target:add("includedirs", sourcefile_dir)
+
+        -- add deps
+        batchcmds:add_depfiles(sourcefile_asn1)
+        batchcmds:set_depcache(target:dependfile(sourcefile_asn1))
+    end)