SALS_INFO_GET_TREE is a standard SAP function module that performs functionality. This is available within standard R/3 SAP systems depending on version and release level.
Below are the pattern details for this FM showing its interface including any import, export and tables parameters. There is also a list of Exceptions and for your convenience any standard documentation available. All this information and more can also be viewed if you enter the function module name SALS_INFO_GET_TREE into the relevant SAP transaction such as SE37 or SE80.
CALL FUNCTION 'SALS_INFO_GET_TREE' " * EXPORTING * tid = " alglobtid * sysid = SY-SYSID " sy-sysid * mc_name = " almttre40b-mtmcname * mo_name = " almttre40b-objectname * ma_name = " almttre40b-mtnameshrt * TABLES * out_treeinfo = " almttre40b * perftyperc = " alperftype * smestyperc = " alsmsgrawt * link_txt_attr_rc = " altxtlnkat EXCEPTIONS C_CALL_FAILED = 1 " INVALID_TID = 2 " UNKNOWN_MC = 3 " UNKNOWN_MO = 4 " UNKNOWN_MA = 5 " . " SALS_INFO_GET_TREE