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Add config/domain.[ch] (doh!)

This commit is contained in:
Miciah Dashiel Butler Masters 2007-08-30 23:36:20 +00:00 committed by Miciah Dashiel Butler Masters
parent f04bc1c7d1
commit 9f6ce80da3
2 changed files with 141 additions and 0 deletions

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src/config/domain.c Normal file
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/* Domain-specific options infrastructure */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "elinks.h"
#include "config/domain.h"
#include "config/options.h"
#include "protocol/uri.h"
#include "session/location.h"
#include "session/session.h"
#include "util/lists.h"
#include "viewer/text/vs.h"
INIT_LIST_OF(struct domain_tree, domain_trees);
/* Look for the option with the given name in all domain shadow-trees that
* match the given domain-name. Return the option from the the shadow tree
* that best matches the given domain name. */
static struct option *
get_domain_option(unsigned char *domain_name, int domain_len,
unsigned char *name)
{
struct option *opt, *longest_match_opt = NULL;
struct domain_tree *longest_match = NULL;
struct domain_tree *domain;
assert(domain_name);
assert(*domain_name);
foreach (domain, domain_trees)
if ((!longest_match || domain->len > longest_match->len)
&& is_in_domain(domain->name, domain_name, domain_len)
&& (opt = get_opt_rec_real(domain->tree, name))) {
longest_match = domain;
longest_match_opt = opt;
}
return longest_match_opt;
}
struct option *
get_domain_option_from_session(unsigned char *name, struct session *ses)
{
struct uri *uri;
assert(ses);
assert(name);
if (!have_location(ses))
return NULL;
uri = cur_loc(ses)->vs.uri;
if (!uri->host || !uri->hostlen)
return NULL;
return get_domain_option(uri->host, uri->hostlen, name);
}
/* Return the shadow shadow tree for the given domain name, and
* if the domain does not yet have a shadow tree, create it. */
struct option *
get_domain_tree(unsigned char *domain_name)
{
struct domain_tree *domain;
int domain_len;
assert(domain_name);
assert(*domain_name);
foreach (domain, domain_trees)
if (!strcasecmp(domain->name, domain_name))
return domain->tree;
domain_len = strlen(domain_name);
/* One byte is reserved for domain in struct domain_tree. */
domain = mem_alloc(sizeof(*domain) + domain_len);
if (!domain) return NULL;
domain->tree = copy_option(config_options, CO_SHALLOW
| CO_NO_LISTBOX_ITEM);
if (!domain->tree) {
mem_free(domain);
return NULL;
}
memcpy(domain->name, domain_name, domain_len + 1);
domain->len = domain_len;
add_to_list(domain_trees, domain);
return domain->tree;
}
void
done_domain_trees(void)
{
struct domain_tree *domain, *next;
foreachsafe (domain, next, domain_trees) {
delete_option(domain->tree);
domain->tree = NULL;
del_from_list(domain);
mem_free(domain);
}
}

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src/config/domain.h Normal file
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#ifndef EL__CONFIG_DOMAIN_H
#define EL__CONFIG_DOMAIN_H
#include "config/options.h"
#include "util/lists.h"
struct session;
struct domain_tree {
LIST_HEAD(struct domain_tree);
struct option *tree;
int len;
unsigned char name[1]; /* Must be at end of struct. */
};
extern LIST_OF(struct domain_tree) domain_trees;
struct option *get_domain_tree(unsigned char *);
struct option *get_domain_option_from_session(unsigned char *,
struct session *);
void done_domain_trees(void);
#endif