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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/crypto/krb5/src/util/ss/ss_internal.h
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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */

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/*

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 * Copyright 1987, 1988 by MIT Student Information Processing Board

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 *

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 * For copyright information, see copyright.h.

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 */

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#ifndef _ss_ss_internal_h

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#define _ss_ss_internal_h __FILE__

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#include "k5-platform.h"

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#include <unistd.h>

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typedef void * pointer;

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#include "ss.h"

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#if defined(__GNUC__)

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#define LOCAL_ALLOC(x) __builtin_alloca(x)

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#define LOCAL_FREE(x)

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#else

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#if defined(vax)

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#define LOCAL_ALLOC(x) alloca(x)

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#define LOCAL_FREE(x)

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extern pointer alloca (unsigned);

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#else

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#if defined(__HIGHC__)  /* Barf! */

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pragma on(alloca);

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#define LOCAL_ALLOC(x) alloca(x)

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#define LOCAL_FREE(x)

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extern pointer alloca (unsigned);

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#else

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/* no alloca? */

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#define LOCAL_ALLOC(x) malloc(x)

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#define LOCAL_FREE(x) free(x)

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#endif

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#endif

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#endif                          /* LOCAL_ALLOC stuff */

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typedef char BOOL;

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typedef struct _ss_abbrev_entry {

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    char *name;                 /* abbrev name */

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    char **abbrev;              /* new tokens to insert */

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    unsigned int beginning_of_line : 1;

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} ss_abbrev_entry;

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typedef struct _ss_abbrev_list {

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    int n_abbrevs;

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    ss_abbrev_entry *first_abbrev;

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} ss_abbrev_list;

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typedef struct {

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/*    char *path; */

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    ss_abbrev_list abbrevs[127];

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} ss_abbrev_info;

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typedef struct _ss_data {       /* init values */

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    /* this subsystem */

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    char *subsystem_name;

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    char *subsystem_version;

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    /* current request info */

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    int argc;

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    char **argv;                /* arg list */

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    char const *current_request; /* primary name */

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    /* info directory for 'help' */

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    char **info_dirs;

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    /* to be extracted by subroutines */

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    pointer info_ptr;           /* (void *) NULL */

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    /* for ss_listen processing */

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    char *prompt;

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    ss_request_table **rqt_tables;

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    ss_abbrev_info *abbrev_info;

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    struct {

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        unsigned int  escape_disabled : 1,

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            abbrevs_disabled : 1;

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    } flags;

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    /* to get out */

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    int abort;                  /* exit subsystem */

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    int exit_status;

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} ss_data;

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#define CURRENT_SS_VERSION 1

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#define ss_info(sci_idx)        (_ss_table[sci_idx])

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#define ss_current_request(sci_idx,code_ptr)            \

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    (*code_ptr=0,ss_info(sci_idx)->current_request)

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#ifndef __FreeBSD__

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void ss_delete_info_dir(int, char *, int *);

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#endif

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char **ss_parse (int, char *, int *);

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ss_abbrev_info *ss_abbrev_initialize (char *, int *);

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void ss_page_stdin (void);

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int ss_pager_create (void);

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void ss_self_identify __SS_PROTO;

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void ss_subsystem_name __SS_PROTO;

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void ss_subsystem_version __SS_PROTO;

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void ss_unimplemented __SS_PROTO;

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extern ss_data **_ss_table;

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extern char *ss_et_msgs[];

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#ifndef HAVE_STDLIB_H

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extern pointer malloc (unsigned);

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extern pointer realloc (pointer, unsigned);

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extern pointer calloc (unsigned, unsigned);

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#endif

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#if defined(USE_SIGPROCMASK) && !defined(POSIX_SIGNALS)

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/* fake sigmask, sigblock, sigsetmask */

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#include <signal.h>

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#ifdef sigmask

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#undef sigmask

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#endif

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#define sigmask(x) (1L<<(x)-1)

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#define sigsetmask(x) sigprocmask(SIG_SETMASK,&x,NULL)

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static int _fake_sigstore;

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#define sigblock(x) (_fake_sigstore=x,sigprocmask(SIG_BLOCK,&_fake_sigstore,0))

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#endif

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#endif /* _ss_internal_h */

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