1 files changed, 191 insertions, 0 deletions
diff --git a/plugins/CryptoPP/src/GPGw/tools.c b/plugins/CryptoPP/src/GPGw/tools.c
new file mode 100644
index 0000000000..002f18824d
--- /dev/null
+++ b/plugins/CryptoPP/src/GPGw/tools.c
@@ -0,0 +1,191 @@
+#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);
+}
+