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path: root/OsmoVTY.st
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"Copyright placeholder"

CStruct subclass: Vty_app_info [
    <category: 'libosmovty'>
    <comment: 'I represent the vty_app_info... some structs are wrong'>
    <declaration: #(
        #(#name #string)
        #(#version #string)
        #(#copyright #string)
        #(#tall_ctx #(#ptr #int))
        #(#go_parent_cb #(#ptr #int))
        #(#is_config_node #(#ptr #int))) >
]

CStruct subclass: Vty_vector [
    <category: 'libosmovty'>
    <comment: 'I am the struct _vector class'>
    "the index is wrong but we do not need to access it"
    <declaration: #(
        #(#active #uInt)
        #(#alloced #uInt)
        #(#index #(#ptr #int))) >
]

CStruct subclass: Vty_cmd_element [
    <category: 'libosmovty'>
    <comment: 'I represent the lowlevel command'>
    <declaration: #(
        #(#name #string)
        #(#func #(#ptr #int))
        #(#doc #string)
        #(#daemon #int)
        #(#strvec #(#ptr #{Vty_vector}))
        #(#cmdsize #uInt)
        #(#config #string)
        #(#subconfig #(#ptr #{Vty_vector}))
        #(#attr #uChar))>
]

CStruct subclass: Vty_cmd_node [
    <comment: 'I provide access to a cmd_node'>
    <category: 'libosmovty'>

    <declaration: #(
        #(#node #int)
        #(#prompt #string)
        #(#vtysh #int)
        #(#func #(#ptr #int))
        #(#cmd_vector #(#ptr #{Vty_vector}))) >
]

Object subclass: NodeType [
    <category: 'libosmovty'>

    NodeType class >> AUTH_NODE [
        ^ 0
    ]

    NodeType class >> VIEW_NODE [
        ^ 1
    ]

    NodeType class >> AUTH_ENABLE_NODE [
        ^ 2
    ]

    NodeType class >> ENABLE_NODE [
        ^ 3
    ]

    NodeType class >> CONFIG_NODE [
        ^ 4
    ]

    NodeType class >> SERVICE_NODE [
        ^ 5
    ]

    NodeType class >> DEBUG_NODE [
        ^ 6
    ]

    NodeType class >> VTY_NODE [
        ^ 7
    ]
]

Object subclass: OSMOVTY [
    <comment: 'I provide access to the VTY code'>
    <category: 'libosmovty'>

    OSMOVTY class >> initialize [
        DLD addLibrary: 'libosmovty.so.0'
    ]

    OSMOVTY class >> vty_init: app_info [
        <cCall: 'vty_init' returning: #void args: #(#cObject) >
    ]

    OSMOVTY class >> vty_read_config_file: file_name priv: priv [
        <cCall: 'vty_read_config_file' returning: #int args: #(#string (#ptr #long)) >
    ]

    OSMOVTY class >> telnet_init: tall_context priv: priv port: aPort [
        <cCall: 'telnet_init' returning: #int args: #(#cObject #cObject #int) >
    ]

    OSMOVTY class >> install_node: aNode func: aFunc [
        <cCall: 'install_node' returning: #void args: #(#cObject #cObject) >
    ]

    OSMOVTY class >> install_default: aNode [
        <cCall: 'install_default' returning: #void args: #(#int) >
    ]

    OSMOVTY class >> install_element: aNode cmd: aCmd [
        <cCall: 'install_element' returning: #void args: #(#int #{Vty_cmd_element}) >
    ]

    OSMOVTY class >> install_element_ve: aCmd [
        <cCall: 'install_element_ve' returning: #void args: #(#{Vty_cmd_element}) >
    ]

    OSMOVTY class >> vty_out: aVty msg: aMsg [
            <cCall: 'vty_out' returning: #int args: #(#cObject #string) >
    ]

    OSMOVTY class >> vty_out_newline: aVty [
        <cCall: 'vty_out_newline' returning: #int args: #(#cObject) >
    ]

    OSMOVTY class >> initWith: aName version: aVersion license: aLicense port: aPort [
        | app_info |

        app_info := Vty_app_info new.
        app_info name value: aName.
        app_info version value: aVersion.
        app_info copyright value: aLicense.
        app_info tall_ctx value: 0.
        app_info go_parent_cb value: 0.
        app_info is_config_node value: 0.

        OSMOVTY vty_init: app_info.
        OSMOVTY telnet_init: nil priv: nil port: 4444.
    ]
]

Object subclass: VTYCommand [
    <comment: 'I represent a vty command'>
    <category: 'libosmovty-st'>

    | command callback |

    VTYCommand class >> initWith: aCommand help: aHelp [
        <category: 'creation'>
        "Create a new command. The memory is allocated permamently"

        | command |
        command := Vty_cmd_element new.
        command name value: aCommand.
        command doc value: aHelp.

        ^ (self new)
                command: command;
                yourself.
    ]

    handleCommand: aCmd vty: aVty argc: aArgc argv: aArgv [
        aCmd inspect.
        aVty inspect.
        aArgc inspect.
        aArgv inspect.
        Transcript show: 'abc'; nl.
        ^ 0
    ]

    command: aCommand [
        <category: 'private'>

        "We need to know when we are removed as we will segfault soon"
        self addToBeFinalized.

        command := aCommand.
        callback := CCallbackDescriptor
                        for: [ :cmd :vty :argc :argv | self handleCommand: cmd vty: vty argc: argc argv: argv.]
                        returning: #int
                        withArgs: #(#cObject #cObject #int #(#ptr #string)).
        command func value: callback.
    ]

    command [
        <category: 'command'>
        ^ command
    ]

    finalize [
        Transcript show: 'Command is being removed... bad'.
        super fianilize.
    ]
]

Eval [
    OSMOVTY initialize.
]