;
char *dupvprintf(const char *fmt, va_list ap);
void burnstr(char *string);
+typedef struct strbuf strbuf;
+strbuf *strbuf_new(void);
+void strbuf_free(strbuf *buf);
+char *strbuf_str(strbuf *buf); /* does not free buf */
+char *strbuf_to_str(strbuf *buf); /* does free buf, but you must free result */
+void strbuf_catf(strbuf *buf, const char *fmt, ...);
+void strbuf_catfv(strbuf *buf, const char *fmt, va_list ap);
+
+/* String-to-Unicode converters that auto-allocate the destination and
+ * work around the rather deficient interface of mb_to_wc.
+ *
+ * These actually live in miscucs.c, not misc.c (the distinction being
+ * that the former is only linked into tools that also have the main
+ * Unicode support). */
+wchar_t *dup_mb_to_wc_c(int codepage, int flags, const char *string, int len);
+wchar_t *dup_mb_to_wc(int codepage, int flags, const char *string);
int toint(unsigned);
char *fgetline(FILE *fp);
+char *chomp(char *str);
+int strstartswith(const char *s, const char *t);
+int strendswith(const char *s, const char *t);
-void base64_encode_atom(unsigned char *data, int n, char *out);
-int base64_decode_atom(char *atom, unsigned char *out);
+void base64_encode_atom(const unsigned char *data, int n, char *out);
+int base64_decode_atom(const char *atom, unsigned char *out);
struct bufchain_granule;
-typedef struct bufchain_tag {
+struct bufchain_tag {
struct bufchain_granule *head, *tail;
int buffersize; /* current amount of buffered data */
-} bufchain;
+};
+#ifndef BUFCHAIN_TYPEDEF
+typedef struct bufchain_tag bufchain; /* rest of declaration in misc.c */
+#define BUFCHAIN_TYPEDEF
+#endif
void bufchain_init(bufchain *ch);
void bufchain_clear(bufchain *ch);
* form, check if it equals an ordinary C zero-terminated string. */
int match_ssh_id(int stringlen, const void *string, const char *id);
+char *buildinfo(const char *newline);
+
/*
* Debugging functions.
*
*/
#ifdef DEBUG
-void debug_printf(char *fmt, ...);
-void debug_memdump(void *buf, int len, int L);
+void debug_printf(const char *fmt, ...);
+void debug_memdump(const void *buf, int len, int L);
#define debug(x) (debug_printf x)
#define dmemdump(buf,len) debug_memdump (buf, len, 0);
#define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
(cp)[0] = (unsigned char)((value) >> 8), \
(cp)[1] = (unsigned char)(value) )
+/* Replace NULL with the empty string, permitting an idiom in which we
+ * get a string (pointer,length) pair that might be NULL,0 and can
+ * then safely say things like printf("%.*s", length, NULLTOEMPTY(ptr)) */
+#define NULLTOEMPTY(s) ((s)?(s):"")
+
#endif