Developer CD Series 1993 October: Windmill on DISC

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/ Developer CD Series 1993 October: Windmill on DISC / ADC Developer CD (1993-10) (''Windmill On DISC'')_iso / Dev.CD Oct 93.iso / What's New? / Tool Chest / Memory Monitor / MemoryMonitor.vulib < prev

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Text File | 1993-08-13 | 13.4 KB | 403 lines | [TEXT/MPS ]

####################################################################################### # InitMemoryMonitor( OnTarget := false ) # # Prepares Memory Monitor as an external tool. # # Input: # # OnTarget # Pass in true if Memory Monitor is to run on a target, false for the Host. # By default Memory Monitor runs on the Host # ####################################################################################### Task InitMemoryMonitor( OnTarget := false ) Begin x := MemoryMonitor( "Initialize", OnTarget ); Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # QuitMemoryMonitor() # # Causes Memory Monitor application to 'Quit'. # ####################################################################################### Task QuitMemoryMonitor() Begin x := MemoryMonitor( "Quit" ); Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # GetAllProcesses( pCallAsync := false ) # # Returns a list of all processes which are currently running. # # Input: # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is a list of ProcessRecord elements: { ProcRec, ProcRec, ... } # Each ProcessRecord element is a list containing the following elements # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 string Name The name of the process # 2 string Type The 4 letter type code # 3 string Signature The 4 letter signature code # 4 string Location Decimal digits of address of the heap zone # 5 string Size Decimal digits of heap zone size in bytes # 6 string Free Decimal digits of Free Memory in bytes # ####################################################################################### Task GetAllProcesses( pCallAsync := false ) Begin x := MemoryMonitor( "GetAllProcesses" ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # GetProcessInfo( ProcName, pCallAsync := false ) # # Returns Process Manager information for the process specified # by the ProcName paramter # # Input: # # ProcName string The name of the process of interest # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # return value is a ProcessRecord containing the following elements # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 string Name The name of the process # 2 string Type The 4 letter type code # 3 string Signature The 4 letter signature code # 4 string Location Decimal digits of address of the heap zone # 5 string Size Decimal digits of heap zone size in bytes # 6 string Free Decimal digits of Free Memory in bytes # ####################################################################################### Task GetProcessInfo( ProcName, pCallAsync := false ) Begin x := MemoryMonitor( "GetProcessInfo", ProcName ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # GetZoneMap( ZoneSelector, pCallAsync := false ) # # Returns a list containing location and size info for the specified zone # and all zones nested within the specified zone. # # Input: # # ZoneSelector Determines which heap zone, may be of two forms: # # Form 1: string # The process/zone name # # Example 'Finder' - the Finder's heap zone # # Form 2: { string [[,integer] ...] } # Element 1 determines the root heap zone # Each following index specifies which nested heap zone # # Example { 'Virtual User', 1 } - first nested heap zone within Virtual User # # There are two names which can be used in the place of a prcess name # 'SystemZone' and 'MultiFinderZone'. These values allow access # to the two root heap zones. # # Example { 'System', 1 } - The first nested heap within the System heap. # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is a list of ZoneRecord elements: { ZoneLoc, ZoneLoc, ... } # Note the fourth element is a list which may contain more ZoneRecord elements. # Since heap zones can be nested, ZoneRecords can also be nested. # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 string StartAddress Decimal digits of address where heap zone begins # 2 string EndAddress Decimal digits of address where heap zone ends # 3 string Size Decimal digits of size of the heap zone in bytes # 4 list NestedZones List of all nested heap zones # ####################################################################################### Task GetZoneMap( ZoneSelector := "", pCallAsync := false ) Begin x := MemoryMonitor( "GetZoneMap", ZoneSelector ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # GetZoneTotals( ZoneSelector, pCallAsync := false ) # # Returns a summary of how memory is allocated within a specified heap zone. # The total bytes and number of blocks is returned for each of the following # catagories : # Free, # Relocatable, # Non-Relocatable, # Non-Relocatable/Locked, # Non-Relocatable/Not Locked & Purgable # # This is similar to Macsbug's HT (heap totals) command # # Input: # # ZoneSelector Determines which heap zone, may be of two forms: # # Form 1: string # The process/zone name # # Example 'Finder' - the Finder's heap zone # # Form 2: { string [[,integer] ...] } # Element 1 determines the root heap zone # Each following index specifies which nested heap zone # # Example { 'Virtual User', 1 } - first nested heap zone within Virtual User # # There are two names which can be used in the place of a prcess name # 'SystemZone' and 'MultiFinderZone'. These values allow access # to the two root heap zones. # # Example { 'System', 1 } - The first nested heap within the System heap. # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # return value is a list of one element for each catagory of block allocation type # Each element is itself a list containing two values, number of blocks and total bytes # 'number of blocks' is an integer value, and 'total bytes' is a string of decimal digits # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 list Free { number of blocks, total bytes } # 2 list Relocatable { number of blocks, total bytes } # 3 list Non-Relocatable { number of blocks, total bytes } # 4 list Non-Relocatable/Locked { number of blocks, total bytes } # 5 list Non-Relocatable/Not Locked & Purgable { number of blocks, total bytes } # 6 list Total { number of blocks, total bytes } # ####################################################################################### Task GetZoneTotals( ZoneSelector, pCallAsync := false ) Begin x := MemoryMonitor( "GetZoneTotals", ZoneSelector ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # CheckZone( ZoneSelector, pCallAsync := false ) # # Checks the Memory Manager data structures within the specified heap zone # Returns true if no inconsistencies are found. # # This is similar to Macsbug's HC (heap check) command # # Input: # # ZoneSelector Determines which heap zone, may be of two forms: # # Form 1: string # The process/zone name # # Example 'Finder' - the Finder's heap zone # # Form 2: { string [[,integer] ...] } # Element 1 determines the root heap zone # Each following index specifies which nested heap zone # # Example { 'Virtual User', 1 } - first nested heap zone within Virtual User # # There are two names which can be used in the place of a prcess name # 'SystemZone' and 'MultiFinderZone'. These values allow access # to the two root heap zones. # # Example { 'System', 1 } - The first nested heap within the System heap. # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is a symbol : either true or false # ####################################################################################### Task CheckZone( ZoneSelector, pCallAsync := false ) Begin x := MemoryMonitor( "CheckZone", ZoneSelector ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # GetAboutThisMacintosh( pCallAsync := false ) # # Returns information contained in the "About this Macintosh" box. # # Input: # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is a list of items from Finder's About Box ( "About This Macintosh" ). # Each element of the list is as follows: # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 string PhysicalRAM Decimal digits of 'Built-in Memory' # 2 string LogicalRAM Decimal digits of 'Total Memory' # 3 string LargestBlock Decimal digits of 'Largest unused block' # 4 list Processes List of info for each process # # The 'Processes' element is a list containing one of the following records # for each process. # # Index Data Type Label Significance # ----- --------- ----- ------------ # 1 string Name Process name # 2 string LargestBlock Decimal digits of process size in bytes # ####################################################################################### Task GetAboutThisMacintosh( pCallAsync := false ) Begin x := MemoryMonitor( "GetAboutThisMacintosh" ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # ReadBytes( pAddress, pCount, pCallAsync := false ) # # Returns a list of contiguous bytes from memory # # Input: # # pAddress list The location of the first byte to read. # The list must contain the High & Low words of the address # # pCount integer The number of bytes to read # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is a list of integers. # Each one is equal to the value of the byte read from memory. # ####################################################################################### Task ReadBytes( pAddress, pCount, pCallAsync := false ) Begin x := MemoryMonitor( "ReadBytes", pAddress, pCount ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # MacsbugCmd( Commands, Label := "Memory Moniotr", RemainInMacsBug := false, pCallAsync := false ) # # Executes a Macsbug command, via Macsbug command line # # Input: # # Commands string One or more Macsbug commands, separated by semi-colons. # # Label string Optional label which is desplayed in Macsbug, # prior to command line execution # # RemainInMacsBug string if false, a "Go" command is appended to the command line # otherwise, no "Go" command is appeded. This makes it possible # to remain in Macsbug ( for what ever reason ) # # pCallAsync boolean Determines wheather the tool is called asynchronously # # Output: # # The return value is the 'true' symbol if successful, otherwise 'undefined' # ####################################################################################### Task MacsbugCmd( CommandLine, Label := "Memory Monitor", RemainInMacsBug := false, pCallAsync := false ) Begin ### Append a "Go" command so we won't stay in Macsbug if RemainInMacsBug begin CommandLine := "{Label}; {CommandLine}"; end; else begin CommandLine := "{Label}; {CommandLine} ;g"; end; x := MemoryMonitor( "MacsbugCmd", CommandLine ) Async:pCallAsync; Script_Error := ScriptError(); return { x[1], x[2], x[3], Script_Error }; end; ####################################################################################### # MemoryMonitor Tool Declaration # # Defines the V.U. scripting interface to Memory Monitor # Tool MemoryMonitor s:'MMTL' begin ##################################################### ### Services specific to Memory Monitor: ### Process Manager Service "GetAllProcesses"( ) return 'list'; Service "GetProcessInfo"( ) return 'list'; ### Heap Zone Service "GetZoneMap"( 'undefined' ) return 'list'; Service "GetZoneTotals"( 'undefined' ) return 'list'; Service "CheckZone"( 'undefined' ) return 'symbol'; ### Finder's About Box Service "GetAboutThisMacintosh"( ) return 'list'; ### Reading Memory Service "ReadBytes"( 'list', 'integer' ) return 'list'; ### Macsbug Command Service "MacsbugCmd"( 'string' ) return 'symbol'; ##################################################### ### Services common to all Virtual User external tools: Service "Initialize" ( 'undefined' ); Service "Cancel" ( 'string' ); Service "Poll" ( 'string' ) return 'string'; Service "ServiceSupported" ( 'string' ) return 'undefined'; Service "GetToolServices" () return 'list'; Service "GetToolVersion" () return 'list'; Service "Quit"(); end;