/* * 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 "platforms/axutil_platform_auto_sense.h" #include #include #include #include // Qus_EC_t #include // rslvsp() #include // _AUTH_EXECUTE #include // QleActBndPgm(), QleGetExp() #include // Qp0lCvtPathToQSYSObjName() #include // readlink() #include #include #include // Retrieve job's ccsid API prototype /**********************************************************************/ /* 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}; int rc; char dllPath[4*1024+1]; char *fp; char pathNameBuffer[8*1024]; Qlg_Path_Name_T *pathName; Qp0l_QSYS_Info_t qsys_info; char objectName[11]; char objectLibrary[11]; _SYSPTR sysP; _OBJ_TYPE_T objectType; HMODULE handle; int actInfoLen; Qle_ABP_Info_t activationInfo; void *returnHandle; dlErrorMessage = NULL; // Assume symbolic link, if error, assume actual path memset(dllPath, 0x00, 4*1024+1); rc = readlink ( file , dllPath, 4*1024); if (rc == -1) strcpy(dllPath, file); // Uppercase file fp = dllPath; while (*fp++) *fp = toupper(*fp); // Parse the path to its QSYS.LIB file system name: library and service program. pathName = (Qlg_Path_Name_T *)pathNameBuffer; 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(). sprintf(objectName, "%-10.10s", qsys_info.Obj_Name); sprintf(objectLibrary,"%-10.10s", qsys_info.Lib_Name); #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). 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. 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[] = "<>&\"\'"; static int initializePlatform(void) { 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\'"); } } return rc; } // TODO-AMRA static int platformRc = initializePlatform(); int os400_alphasort( const struct dirent **__d1, const struct dirent **__d2) { return strcoll((*__d1)->d_name, (*__d2)->d_name); } int os400_scandir( const char *_dirname, struct dirent **__namelist[], int (*selector) (const struct dirent * entry), int (*compare) (const struct dirent ** __d1, const struct dirent ** __d2)) { DIR *dirp = NULL; struct dirent **vector = NULL; struct dirent *dp = NULL; int vector_size = 0; int nfiles = 0; if (__namelist == NULL) { return -1; } dirp = opendir(_dirname); if (!dirp) { return -1; } dp = readdir(dirp); while (dp) { int dsize = 0; struct dirent *newdp = NULL; if (selector && (*selector) (dp) == 0) { dp = readdir(dirp); continue; } if (nfiles == vector_size) { struct dirent **newv; if (vector_size == 0) { vector_size = 10; } else { vector_size *= 2; } newv = (struct dirent **) realloc(vector, vector_size * sizeof(struct dirent *)); if (!newv) { return -1; } vector = newv; } /*dsize = (int) sizeof(struct dirent) + (int) ((strlen(dp->d_name) + 1) * sizeof(char));*/ dsize = (int) sizeof(struct dirent); newdp = (struct dirent *) malloc(dsize); if (newdp == NULL) { while (nfiles-- > 0) { free(vector[nfiles]); } free(vector); return -1; } vector[nfiles++] = (struct dirent *) memcpy(newdp, dp, dsize); dp = readdir(dirp); } closedir(dirp); *__namelist = vector; if (compare) { // TODO-AMRA qsort(*__namelist, nfiles, sizeof(struct dirent *), compare); } return nfiles; }