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#include "commonheaders.h"
// escape sequence type
struct escapesequence
{
char *sequence;
char *code;
};
// supported escape sequences
struct escapesequence escsequence[]=
{
{"\\n", "\n"},
{"\\r", "\r"},
{"\\t", "\t"}
};
// number of supported escape sequences
int escsequencecount=sizeof(escsequence)/sizeof(struct escapesequence);
void replace(char *atext, const char *apattern, const char *areplacement)
{
char *pos, *last;
long textsize;
long patternsize;
long replacementsize;
pos=atext;
patternsize=strlen(apattern);
replacementsize=strlen(areplacement);
do
{
// textstelle suchen
last=pos;
pos=strstr(pos, apattern);
// etwas gefunden?
if(pos==NULL) break;
// laenge des textes ermitteln
textsize=strlen(last);
// platz schaffen
memmove(pos+replacementsize, pos+patternsize, textsize-((pos-last)+patternsize)+1);
// ersetzen
strncpy(pos, areplacement, replacementsize);
pos+=replacementsize;
}
while(pos!=NULL);
}
char *getNextPart(char *aresult, char *atext, const char *aseparator)
{
char *pos;
strcpy(aresult, "");
pos=strstr(atext, aseparator);
if(pos!=NULL)
{
strncat(aresult, atext, pos-atext);
pos+=strlen(aseparator);
}
else strcpy(aresult, atext);
return pos;
}
void getLastPart(char *aresult, char *atext)
{
strcpy(aresult, atext);
}
void appendText(char **abuffer, const char *atext, int atextsize)
{
int size;
if (*abuffer==NULL) size=0;
else size=strlen(*abuffer);
size++; // abschliessende 0
if(atextsize==0) atextsize=strlen(atext);
size+=atextsize;
*abuffer=(char *)realloc(*abuffer, size);
strncat(*abuffer, atext, atextsize);
}
BOOL existsFile(const char *afilename)
{
int attr;
if(strlen(afilename)==0) return FALSE;
attr = GetFileAttributes(afilename);
return ( (attr!=-1) && ((attr&FILE_ATTRIBUTE_DIRECTORY)==0));
}
BOOL existsPath(const char *apathname)
{
int attr;
if(strlen(apathname)==0) return FALSE;
attr = GetFileAttributes(apathname);
return ( (attr!=-1) && (attr&FILE_ATTRIBUTE_DIRECTORY) );
}
BOOL writeToFile(char *afilename, const char *atext)
{
FILE *handle;
size_t written;
size_t length;
getTemporaryFileName(afilename);
handle=fopen(afilename, "wb");
if(handle==NULL)
{
LogMessage("--- ", "write to file", "\n");
LogMessage("filename:\n", afilename, "\n");
return FALSE;
}
length=strlen(atext);
written=fwrite(atext, sizeof(char), length, handle);
if(written!=length) return FALSE;
fclose(handle);
return TRUE;
}
BOOL readFromFile(char *aresult, const char *afilename)
{
FILE *handle;
size_t filesize;
size_t read;
handle=fopen(afilename, "rb");
if(handle==NULL)
{
LogMessage("--- ", "read from file", "\n");
LogMessage("filename:\n", afilename, "\n");
return FALSE;
}
fseek(handle, 0, SEEK_END);
filesize=ftell(handle);
fseek(handle, 0, SEEK_SET);
read=fread(aresult, sizeof(char), filesize, handle);
if(read!=filesize) return FALSE;
fclose(handle);
return TRUE;
}
void getTemporaryFileName(char *aresult)
{
GetTempFileName(temporarydirectory,"gpg",0,aresult);
}
void quoteEscapeSequences(char *atext)
{
int i;
for(i=0; i<escsequencecount; i++)
replace(atext, escsequence[i].code, escsequence[i].sequence);
}
void unquoteEscapeSequences(char *atext)
{
int i;
for(i=0; i<escsequencecount; i++)
replace(atext, escsequence[i].sequence, escsequence[i].code);
}
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