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/* $Cambridge: hermes/src/prayer/lib/str.h,v 1.3 2008/09/16 09:59:57 dpc22 Exp $ */
/************************************************
* Prayer - a Webmail Interface *
************************************************/
/* Copyright (c) University of Cambridge 2000 - 2008 */
/* See the file NOTICE for conditions of use and distribution. */
struct str {
struct str *next;
unsigned char *s;
unsigned long len;
unsigned long alloc;
};
#define PREFERRED_STR_BLOCK_SIZE (32)
struct str *str_create(struct pool *p, unsigned long blocksize);
void *str_reserve(struct str *str, unsigned long size);
void str_free(struct str *str);
void str_free_chain(struct str *str);
void str_putchar(struct str *str, unsigned char c);
void str_vaprintf(struct str *str, char *format, va_list ap);
void str_printf(struct str *str, char *format, ...);
void str_puts(struct str *str, char *string);
void str_encode_url(struct str *str, char *s);
void str_encode_canon(struct str *str, char *s);
#define str_putc(str, c) \
do { \
unsigned char _c = (unsigned char)c; \
\
if (str->len < str->alloc) { \
str->s[str->len++] = _c; \
} else \
str_putchar(str, _c); \
} while (0)
/* Fetch methods */
unsigned long str_len(struct str *str);
void str_rewind(struct str *str, unsigned long offset);
void *str_fetch(struct str *s);
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