Camera: Add a script to generate files from XML

Change-Id: I638017934ddfcfe8ab8f9f56bebb587dae35f17f

3 files changed, 81 insertions, 31 deletions

diff --git a/camera/docs/camera_metadata_tag_info.mako b/camera/docs/camera_metadata_tag_info.mako
index ab6c4048..13c24db2 100644
--- a/camera/docs/camera_metadata_tag_info.mako
+++ b/camera/docs/camera_metadata_tag_info.mako
@@ -60,3 +60,40 @@ tag_info_t *tag_info[ANDROID_SECTION_COUNT] = {
     ${path_name(i) | csyml},
   % endfor
 };
+
+int camera_metadata_enum_snprint(uint32_t tag,
+                                 uint32_t value,
+                                 char *dst,
+                                 size_t size) {
+    const char *msg = "error: not an enum";
+    int ret = -1;
+
+    switch(tag) {
+    % for sec in find_all_sections(metadata):
+      % for idx,entry in enumerate(find_unique_entries(sec)):
+        case ${entry.name | csym}: {
+          % if entry.type == 'enum':
+            switch (value) {
+              % for val in entry.enum.values:
+                case ${entry.name | csym}_${val.name}:
+                    msg = "${val.name}";
+                    ret = 0;
+                    break;
+              % endfor
+                default:
+                    msg = "error: enum value out of range";
+            }
+          % endif
+            break;
+        }
+      % endfor
+
+    %endfor
+    }
+
+    strncpy(dst, msg, size - 1);
+    dst[size - 1] = '\0';
+
+    return ret;
+}
+
diff --git a/camera/docs/camera_metadata_tags.mako b/camera/docs/camera_metadata_tags.mako
index d4a5e595..4d7ccfe8 100644
--- a/camera/docs/camera_metadata_tags.mako
+++ b/camera/docs/camera_metadata_tags.mako
@@ -101,34 +101,4 @@ typedef enum camera_metadata_enum_${csym(entry.name).lower()} {
 int camera_metadata_enum_snprint(uint32_t tag,
                                  uint32_t value,
                                  char *dst,
-                                 size_t size) {
-    const char *msg = "error: not an enum";
-    int ret = -1;
-
-    switch(tag) {
-    % for sec in find_all_sections(metadata):
-      % for idx,entry in enumerate(find_unique_entries(sec)):
-        case ${entry.name | csym}: {
-          % if entry.type == 'enum':
-            switch (value) {
-              % for val in entry.enum.values:
-                case ${entry.name | csym}_${val.name}:
-                    msg = "${val.name}";
-                    ret = 0;
-                    break;
-              % endfor
-                default:
-                    msg = "error: enum value out of range";
-            }
-          % endif
-            break;
-        }
-      % endfor
-
-    %endfor
-    }
-
-    snprintf(dst, size, msg);
-    return ret;
-}
-
+                                 size_t size);
diff --git a/camera/docs/metadata-generate b/camera/docs/metadata-generate
new file mode 100755
index 00000000..bf3e3eea
--- /dev/null
+++ b/camera/docs/metadata-generate
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+#
+# Copyright (C) 2012 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+#
+# Generate all files we have templates for:
+#   docs.html
+#   ../src/camera_metadata_tag_info.c
+#   ../src/camera_metadata_tags.h
+#
+
+thisdir=$(dirname $(readlink -f $0))
+
+function gen_file() {
+    local in=$thisdir/$1
+    local out=$thisdir/$2
+
+    $thisdir/metadata_parser_xml.py $thisdir/metadata_properties.xml $in > $out
+    return $?
+}
+
+$thisdir/metadata-parser-sanity-check || exit 1
+gen_file html.mako docs.html || exit 1
+gen_file camera_metadata_tag_info.mako ../src/camera_metadata_tag_info.c || exit 1
+gen_file camera_metadata_tags.mako ../include/system/camera_metadata_tags.h || exit 1
+
+echo "Successfully generated all metadata source files"
+
+exit 0