From b7c15c31519dc44c1f691e0466badd556ffe9423 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:18:56 +0200 Subject: Adding upstream version 3.7.10. Signed-off-by: Daniel Baumann --- src/util/name_code.c | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 src/util/name_code.c (limited to 'src/util/name_code.c') diff --git a/src/util/name_code.c b/src/util/name_code.c new file mode 100644 index 0000000..ca6d94a --- /dev/null +++ b/src/util/name_code.c @@ -0,0 +1,91 @@ +/*++ +/* NAME +/* name_code 3 +/* SUMMARY +/* name to number table mapping +/* SYNOPSIS +/* #include +/* +/* typedef struct { +/* .in +4 +/* const char *name; +/* int code; +/* .in -4 +/* } NAME_CODE; +/* +/* int name_code(table, flags, name) +/* const NAME_CODE *table; +/* int flags; +/* const char *name; +/* +/* const char *str_name_code(table, code) +/* const NAME_CODE *table; +/* int code; +/* DESCRIPTION +/* This module does simple name<->number mapping. The process +/* is controlled by a table of (name, code) values. +/* The table is terminated with a null pointer and a code that +/* corresponds to "name not found". +/* +/* name_code() looks up the code that corresponds with the name. +/* The lookup is case insensitive. The flags argument specifies +/* zero or more of the following: +/* .IP NAME_CODE_FLAG_STRICT_CASE +/* String lookups are case sensitive. +/* .PP +/* For convenience the constant NAME_CODE_FLAG_NONE requests +/* no special processing. +/* +/* str_name_code() translates a number to its equivalent string. +/* DIAGNOSTICS +/* When the search fails, the result is the "name not found" code +/* or the null pointer, respectively. +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* IBM T.J. Watson Research +/* P.O. Box 704 +/* Yorktown Heights, NY 10598, USA +/*--*/ + +/* System library. */ + +#include +#include + +/* Utility library. */ + +#include + +/* name_code - look up code by name */ + +int name_code(const NAME_CODE *table, int flags, const char *name) +{ + const NAME_CODE *np; + int (*lookup) (const char *, const char *); + + if (flags & NAME_CODE_FLAG_STRICT_CASE) + lookup = strcmp; + else + lookup = strcasecmp; + + for (np = table; np->name; np++) + if (lookup(name, np->name) == 0) + break; + return (np->code); +} + +/* str_name_code - look up name by code */ + +const char *str_name_code(const NAME_CODE *table, int code) +{ + const NAME_CODE *np; + + for (np = table; np->name; np++) + if (code == np->code) + break; + return (np->name); +} -- cgit v1.2.3