mirror of
https://github.com/edeproject/ede.git
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c7c8fc92ea
Rest are changes so can nicely be compiled on freebsd Also, some changes are in coding style
102 lines
2.1 KiB
C++
102 lines
2.1 KiB
C++
/*
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* $Id$
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*
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* Etip, show some tips!
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* Part of Equinox Desktop Environment (EDE).
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* Copyright (c) 2008 EDE Authors.
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*
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* This program is licensed under the terms of the
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* GNU General Public License version 2 or newer.
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* See COPYING for the details.
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*/
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#include <netinet/in.h>
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#include <ctype.h>
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#include <stdio.h>
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#include "Fortune.h"
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/* FreeBSD does not have off_t, not sure about others */
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#ifndef __GLIBC__
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typedef unsigned int off_t;
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#endif
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struct FortuneFile {
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FILE* str_file;
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FILE* dat_file;
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StrFile data;
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};
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FortuneFile* fortune_open(const char* str_path, const char* dat_path) {
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FILE* sp = fopen(str_path, "r");
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if(!sp)
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return NULL;
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FILE* dp = fopen(dat_path, "r");
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if(!dp) {
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fclose(sp);
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return NULL;
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}
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FortuneFile* f = new FortuneFile;
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f->str_file = sp;
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f->dat_file = dp;
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fread((char*)&f->data, sizeof(StrFile), 1, f->dat_file);
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f->data.str_version = ntohl(f->data.str_version);
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f->data.str_numstr = ntohl(f->data.str_numstr);
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f->data.str_longlen = ntohl(f->data.str_longlen);
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f->data.str_shortlen = ntohl(f->data.str_shortlen);
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f->data.str_flags = ntohl(f->data.str_flags);
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return f;
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}
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void fortune_close(FortuneFile* f) {
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fclose(f->str_file);
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fclose(f->dat_file);
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delete f;
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}
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unsigned int fortune_num_items(FortuneFile* f) {
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return f->data.str_numstr;
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}
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bool fortune_get(FortuneFile* f, unsigned int num, edelib::String& ret) {
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if(num >= fortune_num_items(f))
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return false;
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// read position from .dat file
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off_t seek_pts[2];
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fseek(f->dat_file, (long)(sizeof(StrFile) + num * sizeof(seek_pts[0])), 0);
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fread(seek_pts, sizeof(seek_pts), 1, f->dat_file);
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seek_pts[0] = ntohl(seek_pts[0]);
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seek_pts[1] = ntohl(seek_pts[1]);
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// now jump to that position in string file
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fseek(f->str_file, (long)seek_pts[0], 0);
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char buff[1024];
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char* p;
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char ch;
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ret.clear();
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while(fgets((char*)buff, sizeof(buff), f->str_file) != NULL && !STR_ENDSTRING(buff, f->data)) {
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if(f->data.str_flags & STR_ROTATED) {
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for(p = buff; (ch = *p); p++) {
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if(isupper(ch))
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*p = 'A' + (ch - 'A' + 13) % 26;
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else if(islower(ch))
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*p = 'a' + (ch - 'a' + 13) % 26;
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}
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}
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ret += buff;
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}
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return true;
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}
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