Code improved for less memory

[proxmark3-svn] / client / lualibs / read14a.lua

diff --git a/client/lualibs/read14a.lua b/client/lualibs/read14a.lua
index ec227b1716a101b74505c25587542e2629c2c91e..60fc0e683452fedb41f6064cb54ea1b1b76c381a 100644 (file)
--- a/client/lualibs/read14a.lua
+++ b/client/lualibs/read14a.lua
@@ -2,7 +2,7 @@
        This is a library to read 14443a tags. It can be used something like this
 
        local reader = require('read14a')
        This is a library to read 14443a tags. It can be used something like this
 
        local reader = require('read14a')

-       result, err = reader.read1443a()
+       result, err = reader.read14443a()

        if not result then
                print(err)
                return
        if not result then
                print(err)
                return


@@ -26,7 +26,7 @@ local ISO14A_COMMAND = {
        ISO14A_NO_RATS = 0x200
 }
 
        ISO14A_NO_RATS = 0x200
 }
 

-local ISO14443a_TYPES = {}             
+local ISO14443a_TYPES = {}

 ISO14443a_TYPES[0x00] = "NXP MIFARE Ultralight | Ultralight C"
 ISO14443a_TYPES[0x01] = "NXP MIFARE TNP3xxx Activision Game Appliance"
 ISO14443a_TYPES[0x04] = "NXP MIFARE (various !DESFire !DESFire EV1)"
 ISO14443a_TYPES[0x00] = "NXP MIFARE Ultralight | Ultralight C"
 ISO14443a_TYPES[0x01] = "NXP MIFARE TNP3xxx Activision Game Appliance"
 ISO14443a_TYPES[0x04] = "NXP MIFARE (various !DESFire !DESFire EV1)"


@@ -43,14 +43,14 @@ ISO14443a_TYPES[0x88] = "Infineon MIFARE CLASSIC 1K"
 ISO14443a_TYPES[0x98] = "Gemplus MPCOS"
 
 
 ISO14443a_TYPES[0x98] = "Gemplus MPCOS"
 
 

-local function tostring_1443a(sak)
+local function tostring_14443a(sak)

        return ISO14443a_TYPES[sak] or ("Unknown (SAK=%x)"):format(sak)
 end
 
        return ISO14443a_TYPES[sak] or ("Unknown (SAK=%x)"):format(sak)
 end
 

-local function parse1443a(data)
+local function parse14443a(data)

        --[[
 
        --[[
 

-       Based on this struct : 
+       Based on this struct :

 
        typedef struct {
                byte_t uid[10];
 
        typedef struct {
                byte_t uid[10];


@@ -66,14 +66,14 @@ local function parse1443a(data)
        local count,uid,uidlen, atqa, sak, ats_len, ats= bin.unpack('H10CH2CC',data)
        uid = uid:sub(1,2*uidlen)
        --print("uid, atqa, sak: ",uid, atqa, sak)
        local count,uid,uidlen, atqa, sak, ats_len, ats= bin.unpack('H10CH2CC',data)
        uid = uid:sub(1,2*uidlen)
        --print("uid, atqa, sak: ",uid, atqa, sak)

-       --print("TYPE: ", tostring_1443a(sak))
-       return { uid = uid, atqa  = atqa, sak = sak, name = tostring_1443a(sak)}
+       --print("TYPE: ", tostring_14443a(sak))
+       return { uid = uid, atqa  = atqa, sak = sak, name = tostring_14443a(sak)}

 end
 
 --- Sends a USBpacket to the device
 -- @param command - the usb packet to send
 end
 
 --- Sends a USBpacket to the device
 -- @param command - the usb packet to send

--- @param ignoreresponse - if set to true, we don't read the device answer packet 
---             which is usually recipe for fail. If not sent, the host will wait 2s for a 
+-- @param ignoreresponse - if set to true, we don't read the device answer packet
+--             which is usually recipe for fail. If not sent, the host will wait 2s for a

 --             response of type CMD_ACK
 -- @return     packet,nil if successfull
 --                     nil, errormessage if unsuccessfull
 --             response of type CMD_ACK
 -- @return     packet,nil if successfull
 --                     nil, errormessage if unsuccessfull


@@ -99,7 +99,7 @@ end
 local function read14443a(dont_disconnect, no_rats)
        local command, result, info, err, data
 
 local function read14443a(dont_disconnect, no_rats)
        local command, result, info, err, data
 

-       command = Command:new{cmd = cmds.CMD_READER_ISO_14443a, 
+       command = Command:new{cmd = cmds.CMD_READER_ISO_14443a,

                                                                arg1 = ISO14A_COMMAND.ISO14A_CONNECT}
        if dont_disconnect then
                command.arg1 = command.arg1 + ISO14A_COMMAND.ISO14A_NO_DISCONNECT
                                                                arg1 = ISO14A_COMMAND.ISO14A_CONNECT}
        if dont_disconnect then
                command.arg1 = command.arg1 + ISO14A_COMMAND.ISO14A_NO_DISCONNECT


@@ -110,24 +110,24 @@ local function read14443a(dont_disconnect, no_rats)
        local result,err = sendToDevice(command)
        if result then
                local count,cmd,arg0,arg1,arg2 = bin.unpack('LLLL',result)
        local result,err = sendToDevice(command)
        if result then
                local count,cmd,arg0,arg1,arg2 = bin.unpack('LLLL',result)

-               if arg0 == 0 then 
+               if arg0 == 0 then

                        return nil, "iso14443a card select failed"
                end
                data = string.sub(result,count)
                        return nil, "iso14443a card select failed"
                end
                data = string.sub(result,count)

-               info, err = parse1443a(data)
+               info, err = parse14443a(data)

        else
                err ="No response from card"
        end
 
        else
                err ="No response from card"
        end
 

-       if err then 
-               print(err) 
+       if err then
+               print(err)

                return nil, err
        end
        return info
 end
 
 ---
                return nil, err
        end
        return info
 end
 
 ---

--- Waits for a mifare card to be placed within the vicinity of the reader. 
+-- Waits for a mifare card to be placed within the vicinity of the reader.

 -- @return if successfull: an table containing card info
 -- @return if unsuccessfull : nil, error
 local function waitFor14443a()
 -- @return if successfull: an table containing card info
 -- @return if unsuccessfull : nil, error
 local function waitFor14443a()


@@ -139,14 +139,14 @@ local function waitFor14443a()
        end
        return nil, "Aborted by user"
 end
        end
        return nil, "Aborted by user"
 end

+

 local library = {
 local library = {

-       
-       read1443a = read14443a,
-       read    = read14443a,
+       read14443a = read14443a,
+       read = read14443a,

        waitFor14443a = waitFor14443a,
        waitFor14443a = waitFor14443a,

-       parse1443a = parse1443a,
+       parse14443a = parse14443a,

        sendToDevice = sendToDevice,
        ISO14A_COMMAND = ISO14A_COMMAND,
 }
 
        sendToDevice = sendToDevice,
        ISO14A_COMMAND = ISO14A_COMMAND,
 }
 

-return library
\ No newline at end of file
+return library