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Internal: Reworked xioopts

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This commit is contained in:
Gerhard Rieger 2023-07-13 09:06:08 +02:00
parent 1c1a91027a
commit 5eebca3a5b
37 changed files with 1380 additions and 1199 deletions

33
xioopts.h
View file

@ -82,10 +82,12 @@ enum e_types {
#endif
TYPE_GENERIC, /* type is determined from (text) data provided (dalan syntax) */
TYPE_OVERFLOW /* marker: beyond last type */
} ;
enum e_func {
OFUNC_NONE, /* no function - should not occur */
/* Options to be applied to FD directly */
OFUNC_FLAG, /* no function, but bitposition, only with bool; arg1 is mask */
OFUNC_FLAG_PATTERN, /* no function, but bitpattern: arg1 is pattern, arg2 is mask */
OFUNC_SEEK32, /* lseek(): arg1 is whence (SEEK_SET etc.) */
@ -100,12 +102,6 @@ enum e_func {
OFUNC_SOCKOPT_APPEND,/* getsockopt(), append data, setsockopt() */
OFUNC_SOCKOPT_GENERIC,/* generic setsockopt() (level, optname on cmdline) */
OFUNC_FLOCK, /* flock() */
OFUNC_TERMIO, /* termio() ? */
OFUNC_SPEC, /* special, i.e. no generalizable function call */
OFUNC_OFFSET, /* put a value into xiofile struct; major is offset */
OFUNC_OFFSET_MASKS, /* set pos or neg bit pattern in array[2] */
/*OFUNC_APPL,*/ /* special, i.e. application must know which f. */
OFUNC_EXT, /* with extended file descriptors only */
OFUNC_TERMIOS_FLAG, /* a flag in struct termios: major..tcflag, minor..bit
*/
OFUNC_TERMIOS_PATTERN, /* a multibit: major..tcflag, minor..pattern,
@ -114,14 +110,23 @@ enum e_func {
OFUNC_TERMIOS_CHAR, /* a termios functional character: major..c_cc index */
OFUNC_TERMIOS_SPEED, /* termios c_ispeed etc on FreeBSD */
OFUNC_TERMIOS_SPEC, /* termios combined modes */
OFUNC_EXT, /* with extended file descriptors only */
# define OFUNC_XIO OFUNC_EXT
OFUNC_SPEC, /* special, i.e. no generalizable function call */
OFUNC_OFFSET, /* put a value into xiofile struct; major is offset */
OFUNC_OFFSET_MASK, /* set/unset bit pattern in variable */
OFUNC_OFFSET_MASKS, /* set pos or neg bit pattern in array[2] */
/*OFUNC_APPL,*/ /* special, i.e. application must know which f. */
OFUNC_SIGNAL, /* a signal that should be passed to child process */
OFUNC_RESOLVER, /* a bit position used on _res.options */
OFUNC_IFFLAG, /* interface flag: locical-or a 1bit mask */
OFUNC_IFFLAG, /* interface flag: logical-or a 1bit mask */
OFUNC_SET_NAMESPACE, /* set/change Linux namespace */
OFUNC_RESET_NAMESPACE, /* set Linux namespace back to default */
# define ENABLE_OFUNC
# include "xio-streams.h" /* push a POSIX STREAMS module */
# undef ENABLE_OFUNC
OFUNC_SET_NAMESPACE, /* set/change Linux namespace */
OFUNC_RESET_NAMESPACE, /* set Linux namespace back to default */
OFUNC_OVERFLOW /* marker: beyond last func */
} ;
/* for simpler handling of option-to-connection-type relations we define
@ -980,12 +985,13 @@ extern int retropt_flag(struct opt *opts, int optcode, flags_t *result);
extern int retropt_string(struct opt *opts, int optcode, char **result);
extern int retropt_timespec(struct opt *opts, int optcode, struct timespec *result);
extern int retropt_bind(struct opt *opts, int af, int socktype, int ipproto, struct sockaddr *sa, socklen_t *salen, int feats, const int ai_flags[2]);
extern int applyopts(int fd, struct opt *opts, enum e_phase phase);
extern int applyopts2(int fd, struct opt *opts, unsigned int from, unsigned int to);
extern int applyopts_optgroup(int fd, struct opt *opts, int from, int to, groups_t groups);
extern int applyopt_fd(int fd, struct opt *opt);
extern int applyopt_single(struct single *sfd, struct opt *opt);
extern int applyopts(struct single *sfd, int fd, struct opt *opts, enum e_phase phase);
extern int applyopts2(struct single *sfd, int fd, struct opt *opts, unsigned int from, unsigned int to);
extern int applyopts_optgroup(struct single *sfd, int fd, struct opt *opts, groups_t groups);
extern int applyopts_flags(struct opt *opts, groups_t group, flags_t *result);
extern int applyopts_cloexec(int fd, struct opt *opts);
extern int applyopts_early(const char *path, struct opt *opts);
extern int applyopts_fchown(int fd, struct opt *opts);
extern int applyopts_single(struct single *fd, struct opt *opts, enum e_phase phase);
extern int applyopts_offset(struct single *xfd, struct opt *opts);
@ -1005,6 +1011,7 @@ extern groups_t groupbits(int fd);
extern groups_t _groupbits(mode_t mode);
extern int dropopts(struct opt *opts, unsigned int phase);
extern int dropopts2(struct opt *opts, unsigned int from, unsigned int to);
extern int dumpopts(struct opt *opts);
#if HAVE_BASIC_UID_T==1
# define retropt_uid(o,c,r) retropt_short(o,c,r)