| /* |
| * Copyright 2004-2004 The Apache Software Foundation. |
| // (c) Copyright IBM Corp. 2004, 2005 All Rights Reserved |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| |
| #include "PlatformSpecificOS400.hpp" |
| |
| #include <ctype.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <qusec.h> // Qus_EC_t |
| #include <mih/rslvsp.h> // rslvsp() |
| #include <mih/micommon.h> // _AUTH_EXECUTE |
| #include <qleawi.h> // QleActBndPgm(), QleGetExp() |
| #include <qp0lstdi.h> // Qp0lCvtPathToQSYSObjName() |
| #include <unistd.h> // readlink() |
| #include <except.h> |
| #include <errno.h> |
| #include <qwcrtvca.h> // Retrieve job's ccsid API prototype |
| #include <locale.h> |
| |
| |
| /**********************************************************************/ |
| /* Function: */ |
| /* retrieveJobCcsid */ |
| /* Description: */ |
| /* Retrieves the ccsid of the current job. */ |
| /* If the current job's ccsid is 65535, the job's default ccsid is */ |
| /* returned. */ |
| /* If the ccsid cannot be retrieved (error occurs), -1 is returned. */ |
| /* Return: */ |
| /* int status of call. if 0, success; -1 failure. */ |
| /**********************************************************************/ |
| |
| #define RTV_CCSID_ATTR_LEN 512 |
| |
| static int retrieveJobCcsid(int *ccsid, char *langID) |
| { |
| char receiverVariable[RTV_CCSID_ATTR_LEN]; |
| char format[8] = {'R', 'T', 'V', 'C', '0', '1', '0', '0'}; |
| int numberOfAttributes = 3; |
| int attributeKeys[3] = {QWCA_KEY_CCSID, QWCA_KEY_DEFAULTCCSID, QWCA_KEY_LANGID}; |
| Qwc_RTVC_Attribute_Data_t *attribute; |
| int defaultCcsid; |
| char errorCode[8]; |
| int i; |
| memset(errorCode, 0x00, sizeof(errorCode)); |
| |
| #pragma exception_handler(RetrieveJobCcsidError,0,_C1_ALL,_C2_ALL,_CTLA_HANDLE) |
| QWCRTVCA(receiverVariable,RTV_CCSID_ATTR_LEN,format,numberOfAttributes,attributeKeys,&errorCode); |
| #pragma disable_handler |
| if (((Qwc_RTVC0100_t *)receiverVariable)->Number_Fields_Rtnd != 3) |
| { |
| /* Unable to retrieve the ccsid information */ |
| return -1; |
| } |
| /* Retrieved ccsid, default CCSID and language ID */ |
| attribute = (Qwc_RTVC_Attribute_Data_t *)(receiverVariable + sizeof(int)); |
| for (i=0; i < 3; i++) |
| { |
| if (attribute->Key_Field == QWCA_KEY_CCSID) |
| *ccsid = *(int *)((char *)attribute + sizeof(Qwc_RTVC_Attribute_Data_t)); |
| else if (attribute->Key_Field == QWCA_KEY_DEFAULTCCSID) |
| defaultCcsid = *(int *)((char *)attribute + sizeof(Qwc_RTVC_Attribute_Data_t)); |
| else |
| strncpy(langID, ((char *)attribute + sizeof(Qwc_RTVC_Attribute_Data_t)), 3); |
| attribute = (Qwc_RTVC_Attribute_Data_t *)((char *)attribute + attribute->Length_Field_Info_Rtnd); |
| } |
| if (*ccsid == 65535) |
| *ccsid = defaultCcsid; |
| |
| return 0; |
| |
| RetrieveJobCcsidError: |
| return -1; |
| } |
| |
| |
| typedef int HMODULE; |
| |
| static char *dlErrorMessage = NULL; |
| |
| /* |
| * ========================================== |
| * dlopen() |
| * Gain access to an executable object file. |
| * ========================================== |
| */ |
| void * os400_dlopen(const char *file) |
| { |
| Qus_EC_t err = { sizeof(err), 0}; |
| dlErrorMessage = NULL; |
| |
| // Assume symbolic link, if error, assume actual path |
| char dllPath[4*1024+1]; |
| memset(dllPath, 0x00, 4*1024+1); |
| int rc = readlink ( file , dllPath, 4*1024); |
| if (rc == -1) |
| strcpy(dllPath, file); |
| |
| // Uppercase file |
| char *fp = dllPath; |
| while (*fp++) *fp = toupper(*fp); |
| |
| // Parse the path to its QSYS.LIB file system name: library and service program. |
| char pathNameBuffer[8*1024]; |
| Qlg_Path_Name_T *pathName = (Qlg_Path_Name_T *)pathNameBuffer; |
| Qp0l_QSYS_Info_t qsys_info; |
| |
| memset(pathNameBuffer, 0x00, sizeof (pathNameBuffer)); |
| pathName->Path_Length = strlen(dllPath); |
| memcpy( &(((char *) pathName)[sizeof(Qlg_Path_Name_T)]), dllPath, pathName->Path_Length); |
| pathName->Path_Name_Delimiter[0] = '/'; |
| |
| Qp0lCvtPathToQSYSObjName(pathName,&qsys_info,"QSYS0100",sizeof(Qp0l_QSYS_Info_t), 0, &err); |
| |
| if (err.Bytes_Available) |
| { |
| dlErrorMessage = "Path to shared library not valid."; |
| return NULL; |
| } |
| |
| // blank pad object name and library in order to use on rslvsp(). |
| char objectName[11]; |
| char objectLibrary[11]; |
| sprintf(objectName, "%-10.10s", qsys_info.Obj_Name); |
| sprintf(objectLibrary,"%-10.10s", qsys_info.Lib_Name); |
| |
| _SYSPTR sysP; |
| _OBJ_TYPE_T objectType; |
| |
| #pragma exception_handler (LBL_RSLV_EH, 0,_C1_ALL,_C2_MH_ESCAPE |_C2_MH_FUNCTION_CHECK, _CTLA_HANDLE) |
| |
| // Resolve pointer to DLL. |
| objectType = WLI_SRVPGM; |
| sysP = rslvsp(objectType,objectName, objectLibrary,_AUTH_EXECUTE); |
| |
| #pragma disable_handler |
| |
| // We got a pointer to the DLL. Activate it (i.e. load it). |
| HMODULE handle; |
| int actInfoLen; |
| Qle_ABP_Info_t activationInfo; |
| actInfoLen = sizeof(activationInfo); |
| QleActBndPgm (&sysP,&handle,&activationInfo,&actInfoLen,&err); |
| if (err.Bytes_Available) |
| { |
| dlErrorMessage = "Unable to activate shared library."; |
| return NULL; |
| } |
| |
| // Return the dlopen object. |
| void *returnHandle = malloc(sizeof(HMODULE)); |
| memcpy(returnHandle, &handle, sizeof(HMODULE)); |
| return returnHandle; |
| |
| LBL_RSLV_EH: |
| dlErrorMessage = "Unable to resolve to shared library."; |
| return NULL; |
| } |
| |
| /* |
| * dlsym() |
| * Obtain the address to symbol from a dlopen() object. |
| */ |
| void * os400_dlsym(void *handle, const char * name) |
| { |
| void *symbolAddress = NULL; |
| int exportType; |
| |
| Qus_EC_t err = {sizeof(err),0 }; |
| dlErrorMessage = NULL; |
| |
| #pragma exception_handler (LBL_RSLV_EH, 0,_C1_ALL,_C2_MH_ESCAPE |_C2_MH_FUNCTION_CHECK, _CTLA_HANDLE) |
| |
| // Get the function pointer. |
| // Export type of 1 means that that the pointer is to a procedure. |
| |
| QleGetExp ((int *)handle,0,0,(char *)name,&symbolAddress,&exportType,&err); |
| if (err.Bytes_Available) |
| { |
| dlErrorMessage = "Unable to resolve to procedure in shared library."; |
| return NULL; |
| } |
| |
| return symbolAddress; |
| |
| #pragma disable_handler |
| |
| LBL_RSLV_EH: |
| dlErrorMessage = "Unable to resolve to procedure in shared library."; |
| return NULL; |
| } |
| |
| |
| /* |
| * ========================================== |
| * dlclose() |
| * Close a dlopen() object. |
| * ========================================== |
| */ |
| int os400_dlclose(void *handle) |
| { |
| dlErrorMessage = NULL; |
| *(int *)handle = -1; |
| free(handle); |
| return 0; |
| } |
| |
| /* |
| * ========================================== |
| * dlclose() |
| * Close a dlopen() object. |
| * ========================================== |
| */ |
| char * os400_dlerror() |
| { |
| char *retError = dlErrorMessage; |
| dlErrorMessage = NULL; |
| return retError; |
| } |
| |
| /* ---------------------------------------------------------------------------------*/ |
| /* ---------------------------------------------------------------------------------*/ |
| /* Below are routines to handle conversion between ascii and ebcdic */ |
| /* */ |
| /* The tables below are used to translate single byte data, and should never */ |
| /* be used to translate data that is not single byte. */ |
| /* ---------------------------------------------------------------------------------*/ |
| /* ---------------------------------------------------------------------------------*/ |
| |
| |
| /* constToAsc conversion table generated by ebcdic 37 -> ascii 819 */ |
| const char EBCDICtoASCII[256] = { |
| /* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ |
| 0, 1, 2, 3, 156, 9, 134, 127, 151, 141, 142, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 157, 133, 8, 135, 24, 25, 146, 143, 28, 29, 30, 31, |
| 128, 129, 130, 131, 132, 10, 23, 27, 136, 137, 138, 139, 140, 5, 6, 7, |
| 144, 145, 22, 147, 148, 149, 150, 4, 152, 153, 154, 155, 20, 21, 158, 26, |
| 32, 160, 226, 228, 224, 225, 227, 229, 231, 241, 162, 46, 60, 40, 43, 124, |
| 38, 233, 234, 235, 232, 237, 238, 239, 236, 223, 33, 36, 42, 41, 59, 172, |
| 45, 47, 194, 196, 192, 193, 195, 197, 199, 209, 166, 44, 37, 95, 62, 63, |
| 248, 201, 202, 203, 200, 205, 206, 207, 204, 96, 58, 35, 64, 39, 61, 34, |
| 216, 97, 98, 99, 100, 101, 102, 103, 104, 105, 171, 187, 240, 253, 254, 177, |
| 176, 106, 107, 108, 109, 110, 111, 112, 113, 114, 170, 186, 230, 184, 198, 164, |
| 181, 126, 115, 116, 117, 118, 119, 120, 121, 122, 161, 191, 208, 221, 222, 174, |
| 94, 163, 165, 183, 169, 167, 182, 188, 189, 190, 91, 93, 175, 168, 180, 215, |
| 123, 65, 66, 67, 68, 69, 70, 71, 72, 73, 173, 244, 246, 242, 243, 245, |
| 125, 74, 75, 76, 77, 78, 79, 80, 81, 82, 185, 251, 252, 249, 250, 255, |
| 92, 247, 83, 84, 85, 86, 87, 88, 89, 90, 178, 212, 214, 210, 211, 213, |
| 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 179, 219, 220, 217, 218, 159 |
| }; |
| |
| /* ascToString conversion table generated by ascii 819 -> ebcdic 37 */ |
| const char ASCIItoEBCDIC[256] = { |
| /* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ |
| 0, 1, 2, 3, 55, 45, 46, 47, 22, 5, 37, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 60, 61, 50, 38, 24, 25, 63, 39, 28, 29, 30, 31, |
| 64, 90, 127, 123, 91, 108, 80, 125, 77, 93, 92, 78, 107, 96, 75, 97, |
| 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 122, 94, 76, 126, 110, 111, |
| 124, 193, 194, 195, 196, 197, 198, 199, 200, 201, 209, 210, 211, 212, 213, 214, |
| 215, 216, 217, 226, 227, 228, 229, 230, 231, 232, 233, 186, 224, 187, 176, 109, |
| 121, 129, 130, 131, 132, 133, 134, 135, 136, 137, 145, 146, 147, 148, 149, 150, |
| 151, 152, 153, 162, 163, 164, 165, 166, 167, 168, 169, 192, 79, 208, 161, 7, |
| 32, 33, 34, 35, 36, 21, 6, 23, 40, 41, 42, 43, 44, 9, 10, 27, |
| 48, 49, 26, 51, 52, 53, 54, 8, 56, 57, 58, 59, 4, 20, 62, 255, |
| 65, 170, 74, 177, 159, 178, 106, 181, 189, 180, 154, 138, 95, 202, 175, 188, |
| 144, 143, 234, 250, 190, 160, 182, 179, 157, 218, 155, 139, 183, 184, 185, 171, |
| 100, 101, 98, 102, 99, 103, 158, 104, 116, 113, 114, 115, 120, 117, 118, 119, |
| 172, 105, 237, 238, 235, 239, 236, 191, 128, 253, 254, 251, 252, 173, 174, 89, |
| 68, 69, 66, 70, 67, 71, 156, 72, 84, 81, 82, 83, 88, 85, 86, 87, |
| 140, 73, 205, 206, 203, 207, 204, 225, 112, 221, 222, 219, 220, 141, 142, 223 |
| }; |
| |
| |
| /* converts an existing non constant character buffer from Ebcdic ( 37 ) */ |
| /* to Ascii ( 819 ). */ |
| char* strtoasc( char *string ) |
| { |
| char* pch = string; |
| if( string == NULL ) return NULL; |
| |
| /* while not EOL... */ |
| while( *pch != (char)0 ) |
| { |
| *pch = EBCDICtoASCII[*pch]; |
| pch++; |
| } |
| return string; |
| } |
| char* buftoasc( char *b, int len ) |
| { |
| char* pch = b; |
| if( b == NULL ) return NULL; |
| |
| /* while not EOL... */ |
| while( len > 0 ) |
| { |
| *pch = EBCDICtoASCII[*pch]; |
| pch++;len--; |
| } |
| return b; |
| } |
| |
| /* converts an existing non-constant character buffer from ASCII ( 819 ) */ |
| /* to EBCDIC ( 37 ). */ |
| char* asctostr( char *string ) |
| { |
| char* pch = string; |
| if( string == NULL ) return NULL; |
| |
| /* while not EOL... */ |
| while( *pch != (char)0 ) |
| { |
| *pch = ASCIItoEBCDIC[*pch]; |
| pch++; |
| } |
| return string; |
| } |
| char* asctobuf( char *b, int len ) |
| { |
| char* pch = b; |
| if( b == NULL ) return NULL; |
| |
| /* while not EOL... */ |
| while( len > 0 ) |
| { |
| *pch = ASCIItoEBCDIC[*pch]; |
| pch++;len--; |
| } |
| return b; |
| } |
| |
| |
| char PLATFORM_DOUBLE_QUOTE_S[] = "\""; |
| char PLATFORM_DOUBLE_QUOTE_C = '\"'; |
| char PLATFORM_XML_ENTITY_REFERENCE_CHARS_S[] = "<>&\"\'"; |
| char PLATFORM_PROCESS_DECIMAL_POINT_C = '.'; |
| |
| |
| static int initializePlatform() |
| { |
| char *language= "En_US"; |
| char langID[3] = {'E' , 'N' , 'U'}; |
| int jobCCSID = 37; |
| |
| int rc = retrieveJobCcsid(&jobCCSID, langID); |
| if (rc == 0) |
| { |
| // double quote character is not invariant when running |
| // turkish ccsid (1026). That is, the hexadecimal value |
| // of double quote is different than when running in |
| // any other language. So use correct double quote character. |
| if (jobCCSID == 1026) |
| { |
| strcpy(PLATFORM_DOUBLE_QUOTE_S, "\xFC"); |
| PLATFORM_DOUBLE_QUOTE_C = '\xFC'; |
| strcpy(PLATFORM_XML_ENTITY_REFERENCE_CHARS_S, "<>&\xFC\'"); |
| } |
| } |
| |
| struct lconv * processLocale = localeconv(); |
| |
| if (processLocale != NULL) |
| PLATFORM_PROCESS_DECIMAL_POINT_C = *(processLocale->decimal_point); |
| |
| return rc; |
| } |
| |
| static int platformRc = initializePlatform(); |
| |
| |