X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/b776e28b89aa117da6d93888813aa52b2c292d02..7b87125e7b885b8985fabeae667deb26091f4e01:/h/prototypes.h

diff --git a/h/prototypes.h b/h/prototypes.h
index e94bee36..97f0544e 100644
--- a/h/prototypes.h
+++ b/h/prototypes.h
@@ -6,18 +6,6 @@
  * as much as practical.
  */
 
-/*
- * missing system prototypes
- */
-#if ! defined(HAVE_TERMCAP_H) && ! defined (HAVE_NCURSES_TERMCAP_H)
-  extern int tgetent (char *bp, char *name);
-  extern int tgetnum (char *id);
-  extern int tgetflag (char *id);
-  extern char *tgetstr (char *id, char **area);
-  extern char *tgoto (char *cm, int destcol, int destline);
-  extern int tputs (char *cp, int affcnt, int (*outc) (int));
-#endif
-
 /*
  * prototype from config.h
  */
@@ -113,6 +101,58 @@ char *get_charset(void);
 char *getcpy (const char *);
 char *get_default_editor(void);
 char *getfolder(int);
+
+/*
+ * Get a string from the terminfo database for the current terminal.
+ *
+ * Retrieve the specified terminfo capability and return a string that
+ * can be output to the terminal.  The string returned has already been
+ * processed by tputs(), so it is safe to output directly.  The return
+ * value of this function is valid until the next call.
+ *
+ * Arguments:
+ *
+ * capability	- The name of the terminfo capability (see terminfo(5)).
+ *
+ * Returns a tputs-processed string, or NULL if terminal initialization failed
+ * or the capability wasn't found.
+ */
+char *get_term_stringcap(char *capability);
+
+/*
+ * Get a parameterized string from the terminfo database for the current
+ * terminal.
+ *
+ * We don't yet have a standardized tparm() that will take a stdarg
+ * argument.  Right now we don't want many parameters, so we only
+ * take two.  Everything gets passed to tparm() as-is.  If we need
+ * a capability with more arguments, we'll just add more later.
+ *
+ * Arguments:
+ *
+ * capability	- The name of the terminfo capability (see terminfo(5)).
+ * arg1..argN	- Arguments 1-N.
+ *
+ * Returns a tparm and tputs-processed string, or NULL if there was a problem
+ * initializating the terminal or retrieving the capability.
+ */
+char *get_term_stringparm(char *capability, long arg1, long arg2);
+
+/*
+ * Get a number from the terminfo database for the current terminal.
+ *
+ * Retrieve the specified terminfo capability and return the numeric
+ * value of that capability from the terminfo database.
+ *
+ * Arguments:
+ *
+ * capability	- The name of the terminfo capability (see terminfo(5)).
+ *
+ * Returns the output of tigetnum() for that capability, or -1 if it was
+ * unable to initialize the terminfo database.
+ */
+int get_term_numcap(char *capability);
+
 /*
  * Lock open/close routines.
  *
@@ -154,6 +194,11 @@ char *m_mktemp2(const char *, const char *, int *, FILE **);
 void m_unknown(m_getfld_state_t *, FILE *);
 int makedir (char *);
 char *message_id (time_t, int);
+
+/*
+ * Clear the screen, using the appropriate entry from the terminfo database
+ */
+void nmh_clear_screen(void);
 char *nmh_getpass(const char *);
 char *norm_charmap(char *);
 char *new_fs (char *, char *, char *);
@@ -207,11 +252,61 @@ void seq_setprev (struct msgs *);
 void seq_setunseen (struct msgs *, int);
 int showfile (char **, char *);
 int smatch(char *, struct swit *);
-char *snprintb (char *, size_t, unsigned, char *);
+
+/*
+ * Convert a set of bit flags to printable format.
+ *
+ * Arguments:
+ *
+ * buffer	- Buffer to output string to.
+ * size		- Size of buffer in bytes.  Buffer is always NUL terminated.
+ * flags	- Binary flags to output
+ * bitfield	- Textual representation of bits to output.  This string
+ *		  is in the following format:
+ *
+ *	Option byte 0x01 STRING1 0x02 STRING2 ....
+ *
+ * The first byte is an option byte to snprintb().  Currently the only option
+ * supported is 0x08, which indicates that the flags should be output in
+ * octal format; if the option byte is any other value, the flags will be
+ * output in hexadecimal.
+ *
+ * After the option bytes are series of text strings, prefixed by the number
+ * of the bit they correspond to.  For example, the bitfield string:
+ *
+ *	"\020\01FLAG1\02FLAG2\03FLAG3\04FLAG4"
+ *
+ * will output the following string if "flags" is set to 0x09:
+ *
+ *	0x2<FLAG1,FLAG4>
+ *
+ * You don't have to use octal in the bitfield string, that's just the
+ * convention currently used by the nmh code.  The order of flags in the
+ * bitfield string is not significant, but again, general convention is
+ * from least significant bit to most significant.
+ */
+char *snprintb (char *buffer, size_t size, unsigned flags, char *bitfield);
 int ssequal (char *, char *);
 int stringdex (char *, char *);
 char *trimcpy (char *);
 int unputenv (char *);
+
+/*
+ * Remove quotes and quoted-pair sequences from RFC-5322 atoms.
+ *
+ * Currently the actual algorithm is simpler than it technically should
+ * be: any quotes are simply eaten, unless they're preceded by the escape
+ * character (\).  This seems to be sufficient for our needs for now.
+ *
+ * Arguments:
+ *
+ * input	- The input string
+ * output	- The output string; is assumed to have at least as much
+ *		  room as the input string.  At worst the output string will
+ *		  be the same size as the input string; it might be smaller.
+ *
+ */
+void unquote_string(const char *input, char *output);
 int uprf (char *, char *);
 int vfgets (FILE *, char **);
 char *write_charset_8bit (void);
@@ -230,7 +325,6 @@ char *SystemName(void);
 int annotate (char *, char *, char *, int, int, int, int);
 void annolist(char *, char *, char *, int);
 void annopreserve(int);
-void clear_screen(void);
 void m_pclose(void);
 int make_intermediates(char *);
 int mhl(int, char **);
@@ -238,7 +332,6 @@ int mhlsbr(int, char **, FILE *(*)(char *));
 int distout (char *, char *, char *);
 void replout (FILE *, char *, char *, struct msgs *, int,
 	int, char *, char *, char *, int);
-int sc_hardcopy(void);
 int sc_length(void);
 int sc_width(void);
 int build_form (char *, char *, int *, char *, char *, char *, char *,
@@ -250,6 +343,15 @@ int what_now (char *, int, int, char *, char *,
 int WhatNow(int, char **);
 int writeBase64aux(FILE *, FILE *);
 int writeBase64 (unsigned char *, size_t, unsigned char *);
+int writeBase64raw (unsigned char *, size_t, unsigned char *);
+
+/*
+ * prototypes to support whatnow attach
+ */
+int   attach(char *, char *, char *, size_t, char *, size_t, int);
+void  clean_up_temporary_files(const char *, const char *);
+char *mime_type(const char *);
+char *construct_build_directive(char *, const char *, int);
 
 /*
  * credentials management