/usr/include/dovecot/strescape.h is in dovecot-dev 1:2.2.22-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | #ifndef STRESCAPE_H
#define STRESCAPE_H
#define IS_ESCAPED_CHAR(c) ((c) == '"' || (c) == '\\' || (c) == '\'')
/* escape all '\', '"' and "'" characters */
const char *str_escape(const char *str);
/* remove all '\' characters, append to given string */
void str_append_unescaped(string_t *dest, const void *src, size_t src_size);
/* remove all '\' characters */
char *str_unescape(char *str);
/* Remove all '\' chars from str until '"' is reached and return the unescaped
string. *str is updated to point to the character after the '"'. Returns 0
if ok, -1 if '"' wasn't found. */
int str_unescape_next(const char **str, const char **unescaped_r);
/* For Dovecot's internal protocols: Escape \001, \t, \r and \n characters
using \001. */
const char *str_tabescape(const char *str);
void str_append_tabescaped(string_t *dest, const char *src);
void str_append_tabunescaped(string_t *dest, const void *src, size_t src_size);
char *str_tabunescape(char *str);
char **p_strsplit_tabescaped(pool_t pool, const char *str);
const char *const *t_strsplit_tabescaped(const char *str);
#endif
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