add bin2c module

1 files changed, 106 insertions, 0 deletions

diff --git a/xmake/modules/private/utils/bin2c.lua b/xmake/modules/private/utils/bin2c.lua
new file mode 100644
index 000000000..c6022eba0
--- /dev/null
+++ b/xmake/modules/private/utils/bin2c.lua
@@ -0,0 +1,106 @@
+--!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        bin2c.lua
+--
+
+-- imports
+import("core.base.bytes")
+import("core.base.option")
+
+local options = {
+    {'w', "linewidth",  "kv", nil, "Set the line width"},
+    {'i', "binarypath", "kv", nil, "Set the binary file path."},
+    {'o', "outputpath", "kv", nil, "Set the output file path."}
+}
+
+function _do_dump(binarydata, outputfile, opt)
+    local i = 0
+    local n = 147
+    local p = 0
+    local e = binarydata:size()
+    local line = nil
+    local linewidth = opt.linewidth or 0x20
+    local first = true
+    while p < e do
+        line = ""
+        if p + linewidth <= e then
+            for i = 0, linewidth - 1 do
+                if first then
+                    first = false
+                    line = line .. " "
+                else
+                    line = line .. ","
+                end
+                line = line .. string.format(" 0x%02X", binarydata[p + i + 1])
+            end
+            outputfile:print(line)
+            p = p + linewidth
+        elseif p < e then
+            local left = e - p
+            for i = 0, left - 1 do
+                if first then
+                    first = false
+                    line = line .. " "
+                else
+                    line = line .. ","
+                end
+                line = line .. string.format(" 0x%02X", binarydata[p + i + 1])
+            end
+            outputfile:print(line)
+            p = p + left
+        else
+            break
+        end
+    end
+end
+
+function _do_bin2c(binarypath, outputpath, opt)
+
+    -- init source directory and options
+    opt = opt or {}
+    binarypath = path.absolute(binarypath)
+    outputpath = path.absolute(outputpath)
+    assert(os.isfile(binarypath), "%s not found!", binarypath)
+
+    -- trace
+    print("generating code data file from %s ..", binarypath)
+
+    -- do dump
+    local binarydata = bytes(io.readfile(binarypath))
+    local outputfile = io.open(outputpath, 'w')
+    if outputfile then
+        _do_dump(binarydata, outputfile, opt)
+        outputfile:close()
+    end
+
+    -- trace
+    cprint("${bright}%s generated!", outputpath)
+end
+
+-- main entry
+function main(...)
+
+    -- parse arguments
+    local argv = {...}
+    local opt  = option.parse(argv, options, "Print c/c++ code files from the given binary file."
+                                           , ""
+                                           , "Usage: xmake l private.utils.bin2c [options]")
+
+    -- do bin2c
+    _do_bin2c(opt.binarypath, opt.outputpath, opt)
+end