SA SCM: Difference between revisions

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A scm file is a binary file with certain structure. The common information about what this file is for can be found [[Mission Scripting (Overview)|here]]. The scm file structure looks like the following:
A scm file is a binary file with certain structure. The common information about what this file is for can be found [[Mission_Scripting_(Overview)|here]]. The scm file structure looks like the following:


(02 00 01)h + 32 bit int     Jump to second segment
====(02 00 01)h + 32 bit int Jump to second segment====
byte                         Padding
byte Padding
  (Global vars)              Space for variable saving
(Global vars)              Space for variable saving
(02 00 01)h + 32 bit int     Jump to third segment
(02 00 01)h + 32 bit int Jump to third segment
byte                         Segment id
byte Segment id
  32 bit int                Number of models
32 bit int                Number of models
  (model names)              24 byte model names * number of models(model 0 not used)
  (model names)              24 byte model names * number of models(model 0 not used)
(02 00 01)h + 32 bit int     Jump to fourth segment
(02 00 01)h + 32 bit int Jump to fourth segment
byte                         Segment id
byte Segment id
  32 bit int                MAIN size
32 bit int                MAIN size
  32 bit int                Largest mission size
  32 bit int                Largest mission size
  32 bit int                Number of missions
  32 bit int                Number of missions
  32 bit int                Highest number of locals used in mission/exernal
  32 bit int                Highest number of locals used in mission/external
  (mission addresses)        32 bit addresses * number of missions
  (mission addresses)        32 bit addresses * number of missions
(02 00 01)h + 32 bit int     Jump to fifth segment
(02 00 01)h + 32 bit int Jump to fifth segment
byte                         Segment id
byte Segment id
  32 bit int                Largest external size
32 bit int                Largest external size
  32 bit int                Number of externals
  32 bit int                Number of externals
  (external data):          28 byte external data * number of externals
  (external data):          28 byte external data * number of externals
    20 bytes                Name of external
    20 bytes                Name of external
    32 bit int              Offset of external
    32 bit int              Offset of external
    32 bit int              Size of external
    32 bit int              Size of external
(02 00 01)h + 32 bit int     Jump to sixth segment
(02 00 01)h + 32 bit int Jump to sixth segment
byte                         Segment id
byte Segment id
  32 bit int                (Unused)
32 bit int                (Unused)
(02 00 01)h + 32 bit int     Jump to seventh segment
(02 00 01)h + 32 bit int Jump to seventh segment
byte                         Segment id
byte Segment id
  32 bit int                Size of global var space
32 bit int                Size of global var space
  32 bit int                (Unused)
  32 bit int                (Unused)
(MAIN code)                 MAIN section, equal to size defined earlier
(MAIN code) MAIN section, equal to size defined earlier
(mission code)               The mission data, missions stored at offsets defined earlier
(mission code) The mission data, missions stored at offsets defined earlier


{{Script-stub}}
{{stub}}


[[Category:Mission Script]] [[Category:File Formats]]{{fdl}}
{{fdl}}
[[Category:Mission Script]]
[[Category:File Formats]]

Latest revision as of 13:11, 17 February 2011

A scm file is a binary file with certain structure. The common information about what this file is for can be found here. The scm file structure looks like the following:

(02 00 01)h + 32 bit int Jump to second segment

byte Padding

(Global vars)              Space for variable saving

(02 00 01)h + 32 bit int Jump to third segment byte Segment id

32 bit int                 Number of models
 (model names)              24 byte model names * number of models(model 0 not used)

(02 00 01)h + 32 bit int Jump to fourth segment byte Segment id

32 bit int                 MAIN size
 32 bit int                 Largest mission size
 32 bit int                 Number of missions
 32 bit int                 Highest number of locals used in mission/external
 (mission addresses)        32 bit addresses * number of missions

(02 00 01)h + 32 bit int Jump to fifth segment byte Segment id

32 bit int                 Largest external size
 32 bit int                 Number of externals
 (external data):           28 byte external data * number of externals
   20 bytes                 Name of external
   32 bit int               Offset of external
   32 bit int               Size of external

(02 00 01)h + 32 bit int Jump to sixth segment byte Segment id

32 bit int                 (Unused)

(02 00 01)h + 32 bit int Jump to seventh segment byte Segment id

32 bit int                 Size of global var space
 32 bit int                 (Unused)

(MAIN code) MAIN section, equal to size defined earlier (mission code) The mission data, missions stored at offsets defined earlier

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