/* Copyright (c) 1990-2007 Info-ZIP. All rights reserved. See the accompanying file LICENSE, version 2000-Apr-09 or later (the contents of which are also included in unzip.h) for terms of use. If, for some reason, all these files are missing, the Info-ZIP license also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html */ /*--------------------------------------------------------------------------- acorn.c RISCOS-specific routines for use with Info-ZIP's UnZip 5.2 and later. Contains: do_wild() <-- generic enough to put in fileio.c? mapattr() mapname() checkdir() mkdir() setRISCOSexfield() printRISCOSexfield() close_outfile() stamp_file() version() ---------------------------------------------------------------------------*/ #define UNZIP_INTERNAL #include "^.unzip.h" #include "riscos.h" #define FTYPE_FFF (1<<17) /* set filetype to &FFF when extracting */ #ifdef WILD_STOP_AT_DIR # define WESEP , (oU.W_flag ? '.' : '\0') #else # define WESEP #endif static int created_dir; /* used in mapname(), checkdir() */ static int renamed_fullpath; /* ditto */ static int has_mimemap = -1; /* used in mimemap() */ extern int mkdir(const char *path, int mode); static int has_NFS_ext(const char *name); static void setRISCOSexfield(ZCONST char *path, ZCONST void *ef_spark); #ifdef DEBUG static void printRISCOSexfield(int isdir, ZCONST void *extra_field); #endif static int uxtime2acornftime(unsigned *pexadr, unsigned *pldadr, time_t ut); static int mimemap(const char *name); #ifndef SFX /**********************/ /* Function do_wild() */ /* for porting: dir separator; match(ignore_case) */ /**********************/ char *do_wild(__G__ wildspec) __GDEF ZCONST char *wildspec; /* only used first time on a given dir */ { static DIR *wild_dir = (DIR *)NULL; static ZCONST char *wildname; static char *dirname, matchname[FILNAMSIZ]; static int notfirstcall=FALSE, have_dirname, dirnamelen; struct dirent *file; /* Even when we're just returning wildspec, we *always* do so in * matchname[]--calling routine is allowed to append four characters * to the returned string, and wildspec may be a pointer to argv[]. */ if (!notfirstcall) { /* first call: must initialize everything */ notfirstcall = TRUE; /* break the wildspec into a directory part and a wildcard filename */ if ((wildname = (ZCONST char *)strrchr(wildspec, '.')) == (ZCONST char *)NULL) { dirname = "."; dirnamelen = 1; have_dirname = FALSE; wildname = wildspec; } else { ++wildname; /* point at character after '/' */ dirnamelen = wildname - wildspec; if ((dirname = (char *)malloc(dirnamelen+1)) == (char *)NULL) { Info(slide, 0x201, ((char *)slide, "warning: cannot allocate wildcard buffers\n")); strncpy(matchname, wildspec, FILNAMSIZ); matchname[FILNAMSIZ-1] = '\0'; return matchname; /* but maybe filespec was not a wildcard */ } strncpy(dirname, wildspec, dirnamelen); dirname[dirnamelen] = '\0'; /* terminate for strcpy below */ have_dirname = TRUE; } if ((wild_dir = opendir(dirname)) != (DIR *)NULL) { while ((file = readdir(wild_dir)) != (struct dirent *)NULL) { if (file->d_name[0] == '/' && wildname[0] != '/') continue; /* Unix: '*' and '?' do not match leading dot */ if (match(file->d_name, wildname, 0 WESEP)) { /* 0=case sens.*/ if (have_dirname) { strcpy(matchname, dirname); strcpy(matchname+dirnamelen, file->d_name); } else strcpy(matchname, file->d_name); return matchname; } } /* if we get to here directory is exhausted, so close it */ closedir(wild_dir); wild_dir = (DIR *)NULL; } /* return the raw wildspec in case that works (e.g., directory not * searchable, but filespec was not wild and file is readable) */ strncpy(matchname, wildspec, FILNAMSIZ); matchname[FILNAMSIZ-1] = '\0'; return matchname; } /* last time through, might have failed opendir but returned raw wildspec */ if (wild_dir == (DIR *)NULL) { notfirstcall = FALSE; /* nothing left to try--reset for new wildspec */ if (have_dirname) free(dirname); return (char *)NULL; } /* If we've gotten this far, we've read and matched at least one entry * successfully (in a previous call), so dirname has been copied into * matchname already. */ while ((file = readdir(wild_dir)) != (struct dirent *)NULL) if (match(file->d_name, wildname, 0 WESEP)) { /* 0 == case sens. */ if (have_dirname) { /* strcpy(matchname, dirname); */ strcpy(matchname+dirnamelen, file->d_name); } else strcpy(matchname, file->d_name); return matchname; } closedir(wild_dir); /* have read at least one dir entry; nothing left */ wild_dir = (DIR *)NULL; notfirstcall = FALSE; /* reset for new wildspec */ if (have_dirname) free(dirname); return (char *)NULL; } /* end function do_wild() */ #endif /* !SFX */ /**************************/ /* Function has_NFS_ext() */ /**************************/ static int has_NFS_ext(const char* name) { int i = strlen(name) - 4; return (i >= 0 && name[i] == ',' && (i > 0 || name[i-1]=='/') && isxdigit(name[i+1]) && isxdigit(name[i+2]) && isxdigit(name[i+3])); } /* end function has_NFS_ext() */ /**********************/ /* Function mapattr() */ /**********************/ int mapattr(__G) __GDEF { ulg tmp = G.crec.external_file_attributes; switch (G.pInfo->hostnum) { case AMIGA_: tmp = (unsigned)(tmp>>17 & 7); /* Amiga RWE bits */ G.pInfo->file_attr = (unsigned)(tmp<<6 | tmp<<3 | tmp); break; case THEOS_: tmp &= 0xF1FFFFFFL; if ((tmp & 0xF0000000L) != 0x40000000L) tmp &= 0x01FFFFFFL; /* not a dir, mask all ftype bits */ else tmp &= 0x41FFFFFFL; /* leave directory bit as set */ /* fall through! */ case ACORN_: case UNIX_: case VMS_: case ATARI_: case ATHEOS_: case BEOS_: case QDOS_: case TANDEM_: G.pInfo->file_attr = (unsigned)(tmp >> 16); if (G.pInfo->file_attr != 0 || !G.extra_field) { break; } else { /* Some (non-Info-ZIP) implementations of Zip for Unix and VMS (and probably others ??) leave 0 in the upper 16-bit part of the external_file_attributes field. Instead, they store file permission attributes in some extra field. As a work-around, we search for the presence of one of these extra fields and fall back to the MSDOS compatible part of external_file_attributes if one of the known e.f. types has been detected. Later, we might implement extraction of the permission bits from the VMS extra field. But for now, the work-around should be sufficient to provide "readable" extracted files. (For ASI Unix e.f., an experimental remap of the e.f. mode value IS already provided!) */ ush ebID; unsigned ebLen; uch *ef = G.extra_field; unsigned ef_len = G.crec.extra_field_length; int r = FALSE; while (!r && ef_len >= EB_HEADSIZE) { ebID = makeword(ef); ebLen = (unsigned)makeword(ef+EB_LEN); if (ebLen > (ef_len - EB_HEADSIZE)) /* discoverd some e.f. inconsistency! */ break; switch (ebID) { case EF_ASIUNIX: if (ebLen >= (EB_ASI_MODE+2)) { G.pInfo->file_attr = (unsigned)makeword(ef+(EB_HEADSIZE+EB_ASI_MODE)); /* force stop of loop: */ ef_len = (ebLen + EB_HEADSIZE); break; } /* else: fall through! */ case EF_PKVMS: /* "found nondecypherable e.f. with perm. attr" */ r = TRUE; default: break; } ef_len -= (ebLen + EB_HEADSIZE); ef += (ebLen + EB_HEADSIZE); } if (!r) break; } /* fall through! */ /* all remaining cases: expand MSDOS read-only bit into write perms */ case FS_FAT_: /* PKWARE's PKZip for Unix marks entries as FS_FAT_, but stores the * Unix attributes in the upper 16 bits of the external attributes * field, just like Info-ZIP's Zip for Unix. We try to use that * value, after a check for consistency with the MSDOS attribute * bits (see below). */ G.pInfo->file_attr = (unsigned)(tmp >> 16); /* fall through! */ case FS_HPFS_: case FS_NTFS_: case MAC_: case TOPS20_: default: /* Ensure that DOS subdir bit is set when the entry's name ends * in a '/'. Some third-party Zip programs fail to set the subdir * bit for directory entries. */ if ((tmp & 0x10) == 0) { extent fnlen = strlen(G.filename); if (fnlen > 0 && G.filename[fnlen-1] == '/') tmp |= 0x10; } /* read-only bit --> write perms; subdir bit --> dir exec bit */ tmp = !(tmp & 1) << 1 | (tmp & 0x10) >> 4; if ((G.pInfo->file_attr & 0700) == (unsigned)(0400 | tmp<<6)) /* keep previous G.pInfo->file_attr setting, when its "owner" * part appears to be consistent with DOS attribute flags! */ break; G.pInfo->file_attr = (unsigned)(0444 | tmp<<6 | tmp<<3 | tmp); break; } /* end switch (host-OS-created-by) */ G.pInfo->file_attr&=0xFFFF; G.pInfo->file_attr|=(0xFFDu<<20); if (has_NFS_ext(G.filename)) { int ftype=strtol(G.filename+strlen(G.filename)-3,NULL,16)&0xFFF; G.pInfo->file_attr = (G.pInfo->file_attr & 0x000FFFFF) | (ftype<<20); } else { int type = mimemap(G.filename); if (type == -1) type = (G.crec.internal_file_attributes & 1) ? 0xFFF : 0xFFD; G.pInfo->file_attr = (G.pInfo->file_attr & 0x000FFFFF) | (type<<20); } return 0; } /* end function mapattr() */ /************************/ /* Function mimemap() */ /************************/ static int mimemap(const char *name) { const char *ext = name; int type; if (has_mimemap < 0) has_mimemap = !(SWI_OS_CLI("%RMEnsure MimeMap 0.05 RMLoad System:Modules.Network.MimeMap") || SWI_OS_CLI("%RMEnsure MimeMap 0.05")); if (!has_mimemap) return -1; /* no MimeMap module; fall back on text flag test */ do { while (*ext && *ext!='.') ext++; if (!*ext) return -1; /* no suitable extension; fallback */ type = SWI_MimeMap_Translate(ext++); } while (type == -1); return type; } /************************/ /* Function mapname() */ /************************/ int mapname(__G__ renamed) __GDEF int renamed; /* * returns: * MPN_OK - no problem detected * MPN_INF_TRUNC - caution (truncated filename) * MPN_INF_SKIP - info "skip entry" (dir doesn't exist) * MPN_ERR_SKIP - error -> skip entry * MPN_ERR_TOOLONG - error -> path is too long * MPN_NOMEM - error (memory allocation failed) -> skip entry * [also MPN_VOL_LABEL, MPN_CREATED_DIR] */ { char pathcomp[FILNAMSIZ]; /* path-component buffer */ char *pp, *cp=(char *)NULL; /* character pointers */ char *lastsemi=(char *)NULL; /* pointer to last semi-colon in pathcomp */ int error = MPN_OK; register unsigned workch; /* hold the character being tested */ char *checkswap=NULL; /* pointer the the extension to check */ /*--------------------------------------------------------------------------- Initialize various pointers and counters and stuff. ---------------------------------------------------------------------------*/ if (G.pInfo->vollabel) return MPN_VOL_LABEL; /* can't set disk volume labels in RISCOS */ /* can create path as long as not just freshening, or if user told us */ G.create_dirs = (!uO.fflag || renamed); created_dir = FALSE; /* not yet */ /* user gave full pathname: don't prepend rootpath */ renamed_fullpath = (renamed && (*G.filename == '/')); if (checkdir(__G__ (char *)NULL, INIT) == MPN_NOMEM) return MPN_NOMEM; /* initialize path buffer, unless no memory */ *pathcomp = '\0'; /* initialize translation buffer */ pp = pathcomp; /* point to translation buffer */ if (uO.jflag) /* junking directories */ cp = (char *)strrchr(G.filename, '/'); if (cp == (char *)NULL) /* no '/' or not junking dirs */ cp = G.filename; /* point to internal zipfile-member pathname */ else ++cp; /* point to start of last component of path */ /*--------------------------------------------------------------------------- Begin main loop through characters in filename. ---------------------------------------------------------------------------*/ while ((workch = (uch)*cp++) != 0) { switch (workch) { case '/': /* can assume -j flag not given */ *pp = '\0'; if (((error = checkdir(__G__ pathcomp, APPEND_DIR)) & MPN_MASK) > MPN_INF_TRUNC) return error; pp = pathcomp; /* reset conversion buffer for next piece */ lastsemi = (char *)NULL; /* leave direct. semi-colons alone */ checkswap=NULL; /* reset checking at start of new leafname */ break; case '.': *pp++ = '/'; checkswap=pp; break; case ';': /* VMS version (or DEC-20 attrib?) */ lastsemi = pp; *pp++ = ';'; /* keep for now; remove VMS ";##" */ break; /* later, if requested */ case ' ': /* change spaces to hard-spaces */ *pp++ = 160; /* (ISO 8859-1 Latin-1 codepage) */ break; /* The following substitutions, unless stated otherwise, follow * those for DOSFS. They translate special symbols into other * characters which have no special meaning to RISC OS. */ case '#': *pp++ = '?'; break; /* single-char wildcard */ case '&': *pp++ = '+'; break; case '@': *pp++ = '='; break; case '%': *pp++ = ';'; break; case '$': *pp++ = '<'; break; case '^': *pp++ = '>'; break; /* parent-dir reference */ /* The following substitutions deal with the remaining special * symbols. ('.' is handled above.) */ case '*': *pp++ = 0xD7; break; /* Latin-1 'multiply' */ case '"': *pp++ = '~'; break; case ':': *pp++ = ';'; break; case '\\': *pp++ = '/'; break; case '|': *pp++ = 0xA6; break; /* Latin-1 'broken bar' */ default: /* allow European characters in filenames: */ if (isprint(workch) || (128 <= workch && workch <= 254)) *pp++ = (char)workch; } /* end switch */ } /* end while loop */ /*--------------------------------------------------------------------------- Report if directory was created (and no file to create: filename ended in '/'), check name to be sure it exists, and combine path and name be- fore exiting. ---------------------------------------------------------------------------*/ if (G.filename[strlen(G.filename) - 1] == '/') { checkdir(__G__ G.filename, GETPATH); if (created_dir) { if (QCOND2) { Info(slide, 0, ((char *)slide, " creating: %s\n", FnFilter1(G.filename))); } /* set dir time (note trailing '/') */ return (error & ~MPN_MASK) | MPN_CREATED_DIR; } /* dir existed already; don't look for data to extract */ return (error & ~MPN_MASK) | MPN_INF_SKIP; } *pp = '\0'; /* done with pathcomp: terminate it */ /* if not saving them, remove VMS version numbers (appended ";###") */ if (!uO.V_flag && lastsemi) { pp = lastsemi + 1; while (isdigit((uch)(*pp))) ++pp; if (*pp == '\0') /* only digits between ';' and end: nuke */ *lastsemi = '\0'; } if (*pathcomp == '\0') { Info(slide, 1, ((char *)slide, "mapname: conversion of %s failed\n", FnFilter1(G.filename))); return (error & ~MPN_MASK) | MPN_ERR_SKIP; } if (checkswap!=NULL) { if (checkext(checkswap)) { if ((error = checkdir(__G__ checkswap, APPEND_DIR)) > 1) return error; *(checkswap-1)=0; /* remove extension from pathcomp */ } } if (!uO.acorn_nfs_ext && has_NFS_ext(pathcomp)) { /* remove the filetype extension unless requested otherwise */ /* the filetype should be already set by mapattr() */ pathcomp[strlen(pathcomp)-4]=0; } checkdir(__G__ pathcomp, APPEND_NAME); /* returns 1 if truncated: care? */ checkdir(__G__ G.filename, GETPATH); return error; } /* end function mapname() */ /***********************/ /* Function checkdir() */ /***********************/ int checkdir(__G__ pathcomp, flag) __GDEF char *pathcomp; int flag; /* * returns: * MPN_OK - no problem detected * MPN_INF_TRUNC - (on APPEND_NAME) truncated filename * MPN_INF_SKIP - path doesn't exist, not allowed to create * MPN_ERR_SKIP - path doesn't exist, tried to create and failed; or path * exists and is not a directory, but is supposed to be * MPN_ERR_TOOLONG - path is too long * MPN_NOMEM - can't allocate memory for filename buffers */ { static int rootlen = 0; /* length of rootpath */ static char *rootpath; /* user's "extract-to" directory */ static char *buildpath; /* full path (so far) to extracted file */ static char *end; /* pointer to end of buildpath ('\0') */ # define FN_MASK 7 # define FUNCTION (flag & FN_MASK) /*--------------------------------------------------------------------------- APPEND_DIR: append the path component to the path being built and check for its existence. If doesn't exist and we are creating directories, do so for this one; else signal success or error as appropriate. ---------------------------------------------------------------------------*/ if (FUNCTION == APPEND_DIR) { int too_long = FALSE; #ifdef SHORT_NAMES char *old_end = end; #endif Trace((stderr, "appending dir segment [%s]\n", FnFilter1(pathcomp))); while ((*end = *pathcomp++) != '\0') ++end; #ifdef SHORT_NAMES /* path components restricted to 14 chars, typically */ if ((end-old_end) > FILENAME_MAX) /* GRR: proper constant? */ *(end = old_end + FILENAME_MAX) = '\0'; #endif /* GRR: could do better check, see if overrunning buffer as we go: * check end-buildpath after each append, set warning variable if * within 20 of FILNAMSIZ; then if var set, do careful check when * appending. Clear variable when begin new path. */ /* next check: need to append '/', at least one-char name, '\0' */ if ((end-buildpath) > FILNAMSIZ-3) too_long = TRUE; /* check if extracting dir? */ if (stat(buildpath, &G.statbuf)) { /* path doesn't exist */ if (!G.create_dirs) { /* told not to create (freshening) */ free(buildpath); return MPN_INF_SKIP; /* path doesn't exist: nothing to do */ } if (too_long) { Info(slide, 1, ((char *)slide, "checkdir error: path too long: %s\n", FnFilter1(buildpath))); fflush(stderr); free(buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } if (mkdir(buildpath, 0777) == -1) { /* create the directory */ Info(slide, 1, ((char *)slide, "checkdir error: cannot create %s\n\ unable to process %s.\n", FnFilter2(buildpath), FnFilter1(G.filename))); free(buildpath); /* path didn't exist, tried to create, failed */ return MPN_ERR_SKIP; } created_dir = TRUE; } else if (!S_ISDIR(G.statbuf.st_mode)) { Info(slide, 1, ((char *)slide, "checkdir error: %s exists but is not directory\n\ unable to process %s.\n", FnFilter2(buildpath), FnFilter1(G.filename))); free(buildpath); /* path existed but wasn't dir */ return MPN_ERR_SKIP; } if (too_long) { Info(slide, 1, ((char *)slide, "checkdir error: path too long: %s\n", FnFilter1(buildpath))); free(buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } *end++ = '.'; /************* was '/' *************/ *end = '\0'; Trace((stderr, "buildpath now = [%s]\n", FnFilter1(buildpath))); return MPN_OK; } /* end if (FUNCTION == APPEND_DIR) */ /*--------------------------------------------------------------------------- GETPATH: copy full path to the string pointed at by pathcomp, and free buildpath. ---------------------------------------------------------------------------*/ if (FUNCTION == GETPATH) { strcpy(pathcomp, buildpath); Trace((stderr, "getting and freeing path [%s]\n", FnFilter1(pathcomp))); free(buildpath); buildpath = end = (char *)NULL; return MPN_OK; } /*--------------------------------------------------------------------------- APPEND_NAME: assume the path component is the filename; append it and return without checking for existence. ---------------------------------------------------------------------------*/ if (FUNCTION == APPEND_NAME) { #ifdef SHORT_NAMES char *old_end = end; #endif Trace((stderr, "appending filename [%s]\n", FnFilter1(pathcomp))); while ((*end = *pathcomp++) != '\0') { ++end; #ifdef SHORT_NAMES /* truncate name at 14 characters, typically */ if ((end-old_end) > FILENAME_MAX) /* GRR: proper constant? */ *(end = old_end + FILENAME_MAX) = '\0'; #endif if ((end-buildpath) >= FILNAMSIZ) { *--end = '\0'; Info(slide, 0x201, ((char *)slide, "checkdir warning: path too long; truncating\n\ %s\n -> %s\n", FnFilter1(G.filename), FnFilter2(buildpath))); return MPN_INF_TRUNC; /* filename truncated */ } } Trace((stderr, "buildpath now = [%s]\n", FnFilter1(buildpath))); /* could check for existence here, prompt for new name... */ return MPN_OK; } /*--------------------------------------------------------------------------- INIT: allocate and initialize buffer space for the file currently being extracted. If file was renamed with an absolute path, don't prepend the extract-to path. ---------------------------------------------------------------------------*/ /* GRR: for VMS and TOPS-20, add up to 13 to strlen */ if (FUNCTION == INIT) { Trace((stderr, "initializing buildpath to ")); if ((buildpath = (char *)malloc(strlen(G.filename)+rootlen+1)) == (char *)NULL) return MPN_NOMEM; if ((rootlen > 0) && !renamed_fullpath) { strcpy(buildpath, rootpath); end = buildpath + rootlen; } else { *buildpath = '\0'; end = buildpath; } Trace((stderr, "[%s]\n", FnFilter1(buildpath))); return MPN_OK; } /*--------------------------------------------------------------------------- ROOT: if appropriate, store the path in rootpath and create it if necessary; else assume it's a zipfile member and return. This path segment gets used in extracting all members from every zipfile specified on the command line. ---------------------------------------------------------------------------*/ #if (!defined(SFX) || defined(SFX_EXDIR)) if (FUNCTION == ROOT) { Trace((stderr, "initializing root path to [%s]\n", FnFilter1(pathcomp))); if (pathcomp == (char *)NULL) { rootlen = 0; return MPN_OK; } if (rootlen > 0) /* rootpath was already set, nothing to do */ return MPN_OK; if ((rootlen = strlen(pathcomp)) > 0) { char *tmproot; if ((tmproot = (char *)malloc(rootlen+2)) == (char *)NULL) { rootlen = 0; return MPN_NOMEM; } strcpy(tmproot, pathcomp); if (tmproot[rootlen-1] == '.') { /****** was '/' ********/ tmproot[--rootlen] = '\0'; } if (rootlen > 0 && (SSTAT(tmproot, &G.statbuf) || !S_ISDIR(G.statbuf.st_mode))) { /* path does not exist */ if (!G.create_dirs /* || isshexp(tmproot) */ ) { free(tmproot); rootlen = 0; /* skip (or treat as stored file) */ return MPN_INF_SKIP; } /* create the directory (could add loop here scanning tmproot * to create more than one level, but why really necessary?) */ if (mkdir(tmproot, 0777) == -1) { Info(slide, 1, ((char *)slide, "checkdir: cannot create extraction directory: %s\n", FnFilter1(tmproot))); free(tmproot); rootlen = 0; /* path didn't exist, tried to create, and failed: */ /* file exists, or 2+ subdir levels required */ return MPN_ERR_SKIP; } } tmproot[rootlen++] = '.'; /*********** was '/' *************/ tmproot[rootlen] = '\0'; if ((rootpath = (char *)realloc(tmproot, rootlen+1)) == NULL) { free(tmproot); rootlen = 0; return MPN_NOMEM; } Trace((stderr, "rootpath now = [%s]\n", FnFilter1(rootpath))); } return MPN_OK; } #endif /* !SFX || SFX_EXDIR */ /*--------------------------------------------------------------------------- END: free rootpath, immediately prior to program exit. ---------------------------------------------------------------------------*/ if (FUNCTION == END) { Trace((stderr, "freeing rootpath\n")); if (rootlen > 0) { free(rootpath); rootlen = 0; } return MPN_OK; } return MPN_INVALID; /* should never reach */ } /* end function checkdir() */ /********************/ /* Function mkdir() */ /********************/ int mkdir(path, mode) const char *path; int mode; /* ignored */ /* * returns: 0 - successful * -1 - failed (errno not set, however) */ { return (SWI_OS_File_8((char *)path) == NULL)? 0 : -1; } /*********************************/ /* extra_field-related functions */ /*********************************/ static void setRISCOSexfield(ZCONST char *path, ZCONST void *ef_spark) { if (ef_spark!=NULL) { extra_block *block=(extra_block *)ef_spark; SWI_OS_File_1((char *)path,block->loadaddr,block->execaddr,block->attr); } } #ifdef DEBUG static void printRISCOSexfield(int isdir, ZCONST void *extra_field) { extra_block *block=(extra_block *)extra_field; printf("\n This file has RISC OS file informations in the local extra field.\n"); if (isdir) { /* I prefer not to print this string... should change later... */ /* printf(" The file is a directory.\n");*/ } else if ((block->loadaddr & 0xFFF00000) != 0xFFF00000) { printf(" Load address: %.8X\n",block->loadaddr); printf(" Exec address: %.8X\n",block->execaddr); } else { /************* should change this to use OS_FSControl 18 to get filetype string ************/ char tmpstr[16]; char ftypestr[32]; int flen; sprintf(tmpstr,"File$Type_%03x",(block->loadaddr & 0x000FFF00) >> 8); if (SWI_OS_ReadVarVal(tmpstr,ftypestr,32,&flen)==NULL) { ftypestr[flen]=0; printf(" Filetype: %s (&%.3X)\n",ftypestr,(block->loadaddr & 0x000FFF00) >> 8); } else { printf(" Filetype: &%.3X\n",(block->loadaddr & 0x000FFF00) >> 8); } } printf(" Access: "); if (block->attr & (1<<3)) printf("L"); if (block->attr & (1<<0)) printf("W"); if (block->attr & (1<<1)) printf("R"); printf("/"); if (block->attr & (1<<4)) printf("w"); if (block->attr & (1<<5)) printf("r"); printf("\n\n"); } #endif /* DEBUG */ /**********************************************/ /* internal help function for time conversion */ /**********************************************/ static int uxtime2acornftime(unsigned *pexadr, unsigned *pldadr, time_t ut) { unsigned timlo; /* 3 lower bytes of acorn file-time plus carry byte */ unsigned timhi; /* 2 high bytes of acorn file-time */ timlo = ((unsigned)ut & 0x00ffffffU) * 100 + 0x00996a00U; timhi = ((unsigned)ut >> 24); timhi = timhi * 100 + 0x0000336eU + (timlo >> 24); if (timhi & 0xffff0000U) return 1; /* calculation overflow, do not change time */ /* insert the five time bytes into loadaddr and execaddr variables */ *pexadr = (timlo & 0x00ffffffU) | ((timhi & 0x000000ffU) << 24); *pldadr = (*pldadr & 0xffffff00U) | ((timhi >> 8) & 0x000000ffU); return 0; /* subject to future extension to signal overflow */ } /****************************/ /* Function close_outfile() */ /****************************/ void close_outfile(__G) __GDEF { zvoid *spark_ef; fclose(G.outfile); if ((spark_ef = getRISCOSexfield(G.extra_field, G.lrec.extra_field_length)) != NULL) { setRISCOSexfield(G.filename, spark_ef); } else { unsigned int loadaddr, execaddr; int attr; int mode=G.pInfo->file_attr&0xffff; /* chmod equivalent mode */ time_t m_time; #ifdef USE_EF_UT_TIME iztimes z_utime; #endif /* skip restoring time stamps on user's request */ if (uO.D_flag <= 1) { #ifdef USE_EF_UT_TIME if (G.extra_field && #ifdef IZ_CHECK_TZ G.tz_is_valid && #endif (ef_scan_for_izux(G.extra_field, G.lrec.extra_field_length, 0, G.lrec.last_mod_dos_datetime, &z_utime, NULL) & EB_UT_FL_MTIME)) { TTrace((stderr, "close_outfile: Unix e.f. modif. time = %ld\n", z_utime.mtime)); m_time = z_utime.mtime; } else #endif /* USE_EF_UT_TIME */ m_time = dos_to_unix_time(G.lrec.last_mod_dos_datetime); } /* set the file's time-stamp and attributes */ SWI_OS_File_5(G.filename, NULL, &loadaddr, NULL, NULL, &attr); if (uO.D_flag <= 1) /* set the file's modification time */ uxtime2acornftime(&execaddr, &loadaddr, m_time); loadaddr = (loadaddr & 0xfff000ffU) | ((G.pInfo->file_attr&0xfff00000) >> 12); attr=(attr&0xffffff00) | ((mode&0400) >> 8) | ((mode&0200) >> 6) | ((mode&0004) << 2) | ((mode&0002) << 4); SWI_OS_File_1(G.filename, loadaddr, execaddr, attr); } } /* end function close_outfile() */ #ifdef TIMESTAMP /***************************/ /* Function stamp_file() */ /***************************/ int stamp_file(fname, modtime) ZCONST char *fname; time_t modtime; { unsigned int loadaddr, execaddr; int attr; /* set the file's modification time */ if (SWI_OS_File_5((char *)fname, NULL, &loadaddr, NULL, NULL, &attr) != NULL) return -1; if (uxtime2acornftime(&execaddr, &loadaddr, modtime) != 0) return -1; return (SWI_OS_File_1((char *)fname, loadaddr, execaddr, attr) == NULL) ? 0 : -1; } /* end function stamp_file() */ #endif /* TIMESTAMP */ #ifndef SFX /************************/ /* Function version() */ /************************/ void version(__G) __GDEF { sprintf((char *)slide, LoadFarString(CompiledWith), #ifdef __GNUC__ "gcc ", __VERSION__, #else # ifdef __CC_NORCROFT "Norcroft ", "cc", # else "cc", "", # endif #endif "RISC OS", " (Acorn Computers Ltd)", #ifdef __DATE__ " on ", __DATE__ #else "", "" #endif ); (*G.message)((zvoid *)&G, slide, (ulg)strlen((char *)slide), 0); } /* end function version() */ #endif /* !SFX */