X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=string.h;h=922ba696d18ed4dded4d037bdfba3a96b23aabb3;hp=84101a873f66437c2304fa1af8f2b4ecadf385cc;hb=271c83d4fd9411be628fa650ce595ac79754d22e;hpb=4f0d81d30685a98ec5b1058c09be8833e7fd147f diff --git a/string.h b/string.h index 84101a87..922ba696 100644 --- a/string.h +++ b/string.h @@ -1,21 +1,61 @@ /* - * Copyright (C) 2006-2008 Andre Noll + * Copyright (C) 2006-2009 Andre Noll * * Licensed under the GPL v2. For licencing details see COPYING. */ /** \file string.h exported sybmols from string.c */ +/** Flags that change how content is printed into the buffer. */ +enum para_buffer_flags { + /** Prefix each buffer with its length. */ + PBF_SIZE_PREFIX = 1, +}; + /** A string buffer used for para_printf(). */ struct para_buffer { /** The buffer. May be \p NULL. */ char *buf; /** The size of \a buf. */ size_t size; + /** The maximal size this buffer may grow. Zero means unlimited. */ + size_t max_size; + /** \sa para_buffer_flags. */ + unsigned flags; /** The next para_printf() will write at this offset. */ size_t offset; + /** + * If an attempt to print into this buffer is made that would need to + * grow \a buf to a size larger than \a max_size, then this function is + * called. + */ + int (*max_size_handler)(char *buf, size_t size, void *private_data); + /** Passed to max_size_handler(). */ + void *private_data; }; +/** + * Write the contents of a status item to a para_buffer. + * + * \param b The para_buffer. + * \param n The number of the status item. + * \param f A format string. + * + * \return The return value of the underlying call to para_printf(). + */ +#define WRITE_STATUS_ITEM(b, n, f, ...) (\ +{ \ + int _ret; \ + if ((b)->flags & PBF_SIZE_PREFIX) { \ + _ret = para_printf((b), "%02x:" f, n, ## __VA_ARGS__); \ + } else { \ + _ret = para_printf((b), "%s: " f, status_item_list[(n)], \ + ## __VA_ARGS__); \ + } \ + _ret; \ +} \ +) + __must_check __malloc void *para_realloc(void *p, size_t size); __must_check __malloc void *para_malloc(size_t size); __must_check __malloc void *para_calloc(size_t size); @@ -23,14 +63,11 @@ __must_check __malloc char *para_strdup(const char *s); __must_check __malloc __printf_1_2 char *make_message(const char *fmt, ...); __must_check __malloc char *para_strcat(char *a, const char *b); __must_check __malloc char *para_dirname(const char *name); -__must_check const char *para_basename(const char *name); +__must_check char *para_basename(const char *name); void chop(char *buf); -__must_check __malloc char *para_tmpname(void); __must_check __malloc char *para_logname(void); __must_check __malloc char *para_homedir(void); -__must_check unsigned split_args(char *args, char *** const argv_ptr, const char *delim); __malloc char *para_hostname(void); -void valid_fd_012(void); __printf_2_3 int para_printf(struct para_buffer *b, const char *fmt, ...); /** Used for for_each_line() and for_each_line_ro(). */ typedef int line_handler_t(char *, void *); @@ -40,3 +77,8 @@ int for_each_line_ro(char *buf, size_t size, line_handler_t *line_handler, void *private_data); int para_atoi64(const char *str, int64_t *result); int para_atoi32(const char *str, int32_t *value); +int get_loglevel_by_name(const char *txt); +int read_size_header(const char *buf); +int create_argv(const char *buf, const char *delim, char ***result); +void free_argv(char **argv); +int para_regcomp(regex_t *preg, const char *regex, int cflags);