int INIFindSection(ACTUALHANDLE infile, char *section)
{
int charcount;
int i;
int retflag;
int retval;
char scanbuffer[INIMAXLEN + 1];
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: FindSection(%s)", section);
#endif /* VERBOSE_FUNCTION_INI */
charcount = 0;
retflag = 0;
while (retflag == 0) {
retval = INIReadLine(infile, scanbuffer);
if (retval == 0) return (-1); // EOF? Stop here.
if (scanbuffer[0] == '[') {
i = 0;
while ((i < INIMAXLEN) &&
(*(section + i) != 0) &&
(*(section + i) == scanbuffer[i + 1])) i++;
if ((i < INIMAXLEN - 2) && (*(section + i) == 0)) {
if ((scanbuffer[i + 1] == ']') && (scanbuffer[i + 2] == 0))
retflag = 1; // ENDIF- End marks look good? Return successful.
} // ENDIF- Do we have a section match?
} // ENDIF- Does this look like a section header?
if (retflag == 0) charcount += retval;
} // ENDWHILE- Scanning lines for the correct [Section] header.
return (charcount);
} // END INIFindSection()
// Returns: number of bytes to get to start of keyword (or -1)
int INIFindKeyword(ACTUALHANDLE infile, const char *keyword, char *buffer) {
int charcount;
int i;
int j;
int retflag;
int retval;
char scanbuffer[INIMAXLEN+1];
#ifdef VERBOSE_FUNCTION_INI
PrintLog("USBqemu ini: FindKeyword(%s)", keyword);
#endif /* VERBOSE_FUNCTION_INI */
charcount = 0;
retflag = 0;
while(retflag == 0) {
retval = INIReadLine(infile, scanbuffer);
if(retval == 0) return(-1); // EOF? Stop here.
if(scanbuffer[0] == '[') return(-1); // New section? Stop here.
i = 0;
while((i < INIMAXLEN) &&
(*(keyword + i) != 0) &&
(*(keyword + i) == scanbuffer[i])) i++;
if((i < INIMAXLEN - 2) && (*(keyword + i) == 0)) {
if(scanbuffer[i] == '=') {
retflag = 1;
if(buffer != NULL) {
i++;
j = 0;
while((i < INIMAXLEN) && (scanbuffer[i] != 0)) {
*(buffer + j) = scanbuffer[i];
i++;
j++;
} // ENDWHILE- Copying the value out to the outbound buffer.
*(buffer + j) = 0; // And 0-terminate.
} // ENDIF- Return the value as well?
} // ENDIF- End marks look good? Return successful.
} // ENDIF- Do we have a section match?
if(retflag == 0) charcount += retval;
} // ENDWHILE- Scanning lines for the correct [Section] header.
#ifdef VERBOSE_FUNCTION_INI
PrintLog("USBqemu ini: Value: %s", buffer);
#endif /* VERBOSE_FUNCTION_INI */
return(charcount);
} // END INIFindKeyWord()
int INIRemove(char *file, char *section, char *keyword)
{
char inname[INIMAXLEN + 1];
char outname[INIMAXLEN + 1];
int filepos;
ACTUALHANDLE infile;
ACTUALHANDLE outfile;
char templine[INIMAXLEN + 1];
int i;
int retval;
if (file == NULL) return (-1);
if (section == NULL) return (-1);
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: Remove(%s, %s, %s)",
file, section, keyword);
#endif /* VERBOSE_FUNCTION_INI */
filepos = INIRemoveExt(file, inname);
for (i = 0; i <= filepos; i++) outname[i] = inname[i];
INIAddInExt(inname, filepos);
INIAddOutExt(outname, filepos);
infile = ActualFileOpenForRead(inname);
if (infile == ACTUALHANDLENULL) return (-1);
retval = INIFindSection(infile, section);
if (retval == -1) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't even find the section? Abort
filepos = retval;
if (keyword == NULL) {
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: removing section");
#endif /* VERBOSE_FUNCTION_INI */
outfile = ActualFileOpenForWrite(outname);
if (outfile == ACTUALHANDLENULL) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't open a temp file? Abort
ActualFileSeek(infile, 0);
retval = INICopy(infile, outfile, filepos);
if (retval > 0) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing everything up to the section? Abort.
templine[0] = 0;
retval = 1;
while ((retval > 0) && (templine[0] != '['))
retval = INIReadLine(infile, templine); // ENDWHILE- Read to the start of the next section... or EOF.
if (templine[0] == '[') {
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
if (retval < i) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
} // ENDIF- Are there other sections after this one? Save them then.
} else {
filepos = retval;
ActualFileSeek(infile, filepos);
filepos += INIReadLine(infile, templine); // Get section line's byte count
retval = INIFindKeyword(infile, keyword, NULL);
if (retval == -1) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't find the keyword? Abort
filepos += retval;
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: removing keyword");
#endif /* VERBOSE_FUNCTION_INI */
outfile = ActualFileOpenForWrite(outname);
if (outfile == ACTUALHANDLENULL) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't open a temp file? Abort
ActualFileSeek(infile, 0);
retval = INICopy(infile, outfile, filepos);
if (retval > 0) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing everything up to keyword? Abort.
INIReadLine(infile, templine); // Read (and discard) the keyword line
} // ENDIF- Wipe out the whole section? Or just a keyword?
INICopy(infile, outfile, 0xFFFFFFF); // Write out rest of file
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(inname);
ActualFileRename(outname, inname);
return (0);
} // END INIRemove()
int INISaveString(char *file, char *section, char *keyword, char *value)
{
char inname[INIMAXLEN + 1];
char outname[INIMAXLEN + 1];
int filepos;
ACTUALHANDLE infile;
ACTUALHANDLE outfile;
int i;
int retval;
char templine[INIMAXLEN + 1];
if (file == NULL) return (-1);
if (section == NULL) return (-1);
if (keyword == NULL) return (-1);
if (value == NULL) return (-1);
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: SaveString(%s, %s, %s, %s)",
file, section, keyword, value);
#endif /* VERBOSE_FUNCTION_INI */
filepos = INIRemoveExt(file, inname);
for (i = 0; i <= filepos; i++) outname[i] = inname[i];
INIAddInExt(inname, filepos);
INIAddOutExt(outname, filepos);
filepos = 0;
infile = ActualFileOpenForRead(inname);
if (infile == ACTUALHANDLENULL) {
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: creating new file");
#endif /* VERBOSE_FUNCTION_INI */
outfile = ActualFileOpenForWrite(inname);
if (outfile == ACTUALHANDLENULL) return (-1); // Just a bad name? Abort.
sprintf(templine, "[%s]\r\n", section);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
if (retval < i) {
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(inname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
sprintf(templine, "%s=%s\r\n", keyword, value);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
if (retval < i) {
ActualFileDelete(inname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
return (0);
} // ENDIF- No input file? Create a brand new .ini file then.
retval = INIFindSection(infile, section);
if (retval < 0) {
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: creating new section");
#endif /* VERBOSE_FUNCTION_INI */
outfile = ActualFileOpenForWrite(outname);
if (outfile == ACTUALHANDLENULL) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't open a temp file? Abort
ActualFileSeek(infile, 0); // Move ini to beginning of file...
INICopy(infile, outfile, 0x0FFFFFFF); // Copy the whole file out...
sprintf(templine, "\r\n[%s]\r\n", section);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
if (retval < i) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
sprintf(templine, "%s=%s\r\n", keyword, value);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
if (retval < i) {
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
ActualFileDelete(inname);
ActualFileRename(outname, inname);
return (0);
} // ENDIF- Couldn't find the section? Make a new one!
filepos = retval;
ActualFileSeek(infile, filepos);
filepos += INIReadLine(infile, templine); // Get section line's byte count
retval = INIFindKeyword(infile, keyword, NULL);
if (retval < 0) {
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: creating new keyword");
#endif /* VERBOSE_FUNCTION_INI */
ActualFileSeek(infile, filepos);
retval = INIReadLine(infile, templine);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0) && (templine[i] != '=')) i++;
while ((retval > 0) && (templine[i] == '=')) {
filepos += retval;
retval = INIReadLine(infile, templine);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0) && (templine[i] != '=')) i++;
} // ENDWHILE- skimming to the bottom of the section
outfile = ActualFileOpenForWrite(outname);
if (outfile == ACTUALHANDLENULL) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't open a temp file? Abort
ActualFileSeek(infile, 0);
retval = INICopy(infile, outfile, filepos);
if (retval > 0) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing everything up to keyword? Abort.
sprintf(templine, "%s=%s\r\n", keyword, value);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
if (retval < i) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
} else {
#ifdef VERBOSE_FUNCTION_INI
PrintLog("CDVDiso ini: replacing keyword");
#endif /* VERBOSE_FUNCTION_INI */
filepos += retval; // Position just before old version of keyword
outfile = ActualFileOpenForWrite(outname);
if (outfile == ACTUALHANDLENULL) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
return (-1);
} // ENDIF- Couldn't open a temp file? Abort
ActualFileSeek(infile, 0);
retval = INICopy(infile, outfile, filepos);
if (retval > 0) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing everything up to keyword? Abort.
INIReadLine(infile, templine); // Read past old keyword/value...
// Replace with new value
sprintf(templine, "%s=%s\r\n", keyword, value);
i = 0;
while ((i < INIMAXLEN) && (templine[i] != 0)) i++;
retval = ActualFileWrite(outfile, i, templine);
if (retval < i) {
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(outname);
return (-1);
} // ENDIF- Trouble writing it out? Abort.
} // ENDIF- Need to add a new keyword?
INICopy(infile, outfile, 0xFFFFFFF); // Write out rest of file
ActualFileClose(infile);
infile = ACTUALHANDLENULL;
ActualFileClose(outfile);
outfile = ACTUALHANDLENULL;
ActualFileDelete(inname);
ActualFileRename(outname, inname);
return (0);
} // END INISaveString()
