- Rearranged directory structure for forking out ANSTO

- Refactored site specific stuff into a site module
- PSI specific stuff is now in the PSI directory.
- The old version has been tagged with pre-ansto

tecs/myc_buf.h

@@ -0,0 +1,60 @@
+#ifndef	_STR_BUF_H_
+#define	_STR_BUF_H_
+
+/*
+  This module is used to write and read from character strings
+  It is a simplified, safe replacement for sprintf/sscanf.
+
+  DeclStrBuf(buf, size) declares and initializes a buffer of a given size.
+  Use this macro in the declaration part of a function.
+*/
+typedef struct { char *buf; int dsize, rdpos, wrpos, seen; } StrBuf;
+
+#define DeclStrBuf(BUF,SIZ) static char STR__##BUF[SIZ]; StrBuf BUF={STR__##BUF,SIZ}
+
+/*------------------------------------------------------------------------
+  Write content to the buffer, and add separator sep, if sep!=StrNONE
+*/
+#define StrNONE -1
+int StrPut(StrBuf *buf, const char *str, int sep);
+int StrPutInt(StrBuf *buf, int val, int sep);
+int StrPutFloat(StrBuf *buf, float val, int sep);
+int StrPutArray(StrBuf *buf, float val[], int size);
+
+/*------------------------------------------------------------------------
+  Read from the buffer until separator sep.
+  Use the StrGet macro if the result is a fixed size.
+  Special case sep=StrNONE:
+  - StrGet reads until the end of the buffer or until the end of a quoted string
+  - StrGetInt and StrGetFloat read until the end of a legal number 
+*/
+char *StrNGet(StrBuf *buf, char *result, int reslen, int sep);
+#define StrGet(BUF,RES,SEP) StrNGet(BUF,RES,sizeof(RES),SEP)
+int StrGetInt(StrBuf *buf, int *res, int sep);
+int StrGetFloat(StrBuf *buf, float *res, int sep);
+int StrGetArray(StrBuf *buf, float val[], int maxsize);
+#define StrEnd(BUF) ((BUF)->rdpos>=(BUF)->wrpos)
+
+/*------------------------------------------------------------------------
+  reset the buffer to read from the beginning
+*/
+void StrReset(StrBuf *buf);
+
+/*------------------------------------------------------------------------
+  Clear the buffer
+*/
+void StrClear(StrBuf *buf);
+
+/*------------------------------------------------------------------------
+  Verify that the end is reached
+*/
+  int StrGetEnd(StrBuf *buf);
+
+/*------------------------------------------------------------------------
+  Link the buffer to a string. The buffer length is set to
+  sizeof(STR) or strlen(STR), whichever is greater
+*/
+#define StrLink(BUF, STR) StrNLink(BUF, STR, sizeof(STR))
+void StrNLink(StrBuf *buf, char *str, int size);
+
+#endif /* _STR_BUF_H_ */