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uhttpd: - more robust handling of network failures on static file serving - support unlimited amount of authentication realms, listener and client sockets - support for interpreters (.php => /usr/bin/php-cgi)

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SVN-Revision: 22630
This commit is contained in:
Jo-Philipp Wich
2010-08-14 00:54:24 +00:00
parent 63991ba875
commit f2b534d341
10 changed files with 366 additions and 257 deletions
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123
package/uhttpd/src/uhttpd-utils.c
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@@ -605,8 +605,7 @@ struct path_info * uh_path_lookup(struct client *cl, const char *url)
}
static char uh_realms[UH_LIMIT_AUTHREALMS * sizeof(struct auth_realm)] = { 0 };
static int uh_realm_count = 0;
static struct auth_realm *uh_realms = NULL;
struct auth_realm * uh_auth_add(char *path, char *user, char *pass)
{
@@ -614,11 +613,8 @@ struct auth_realm * uh_auth_add(char *path, char *user, char *pass)
struct passwd *pwd;
struct spwd *spwd;
if( uh_realm_count < UH_LIMIT_AUTHREALMS )
if((new = (struct auth_realm *)malloc(sizeof(struct auth_realm))) != NULL)
{
new = (struct auth_realm *)
&uh_realms[uh_realm_count * sizeof(struct auth_realm)];
memset(new, 0, sizeof(struct auth_realm));
memcpy(new->path, path,
@@ -655,9 +651,13 @@ struct auth_realm * uh_auth_add(char *path, char *user, char *pass)
if( new->pass[0] )
{
uh_realm_count++;
new->next = uh_realms;
uh_realms = new;
return new;
}
free(new);
}
return NULL;
@@ -677,11 +677,8 @@ int uh_auth_check(
protected = 0;
/* check whether at least one realm covers the requested url */
for( i = 0; i < uh_realm_count; i++ )
for( realm = uh_realms; realm; realm = realm->next )
{
realm = (struct auth_realm *)
&uh_realms[i * sizeof(struct auth_realm)];
rlen = strlen(realm->path);
if( (plen >= rlen) && !strncasecmp(pi->name, realm->path, rlen) )
@@ -721,11 +718,8 @@ int uh_auth_check(
if( user && pass )
{
/* find matching realm */
for( i = 0, realm = NULL; i < uh_realm_count; i++ )
for( realm = uh_realms; realm; realm = realm->next )
{
realm = (struct auth_realm *)
&uh_realms[i * sizeof(struct auth_realm)];
rlen = strlen(realm->path);
if( (plen >= rlen) &&
@@ -769,22 +763,17 @@ int uh_auth_check(
}
static char uh_listeners[UH_LIMIT_LISTENERS * sizeof(struct listener)] = { 0 };
static char uh_clients[UH_LIMIT_CLIENTS * sizeof(struct client)] = { 0 };
static int uh_listener_count = 0;
static int uh_client_count = 0;
static struct listener *uh_listeners = NULL;
static struct client *uh_clients = NULL;
struct listener * uh_listener_add(int sock, struct config *conf)
{
struct listener *new = NULL;
socklen_t sl;
if( uh_listener_count < UH_LIMIT_LISTENERS )
if( (new = (struct listener *)malloc(sizeof(struct listener))) != NULL )
{
new = (struct listener *)
&uh_listeners[uh_listener_count * sizeof(struct listener)];
memset(new, 0, sizeof(struct listener));
new->socket = sock;
new->conf = conf;
@@ -794,24 +783,22 @@ struct listener * uh_listener_add(int sock, struct config *conf)
memset(&(new->addr), 0, sl);
getsockname(sock, (struct sockaddr *) &(new->addr), &sl);
uh_listener_count++;
new->next = uh_listeners;
uh_listeners = new;
return new;
}
return new;
return NULL;
}
struct listener * uh_listener_lookup(int sock)
{
struct listener *cur = NULL;
int i;
for( i = 0; i < uh_listener_count; i++ )
{
cur = (struct listener *) &uh_listeners[i * sizeof(struct listener)];
for( cur = uh_listeners; cur; cur = cur->next )
if( cur->socket == sock )
return cur;
}
return NULL;
}
@@ -822,10 +809,9 @@ struct client * uh_client_add(int sock, struct listener *serv)
struct client *new = NULL;
socklen_t sl;
if( uh_client_count < UH_LIMIT_CLIENTS )
if( (new = (struct client *)malloc(sizeof(struct client))) != NULL )
{
new = (struct client *)
&uh_clients[uh_client_count * sizeof(struct client)];
memset(new, 0, sizeof(struct client));
new->socket = sock;
new->server = serv;
@@ -840,7 +826,8 @@ struct client * uh_client_add(int sock, struct listener *serv)
memset(&(new->servaddr), 0, sl);
getsockname(sock, (struct sockaddr *) &(new->servaddr), &sl);
uh_client_count++;
new->next = uh_clients;
uh_clients = new;
}
return new;
@@ -849,30 +836,72 @@ struct client * uh_client_add(int sock, struct listener *serv)
struct client * uh_client_lookup(int sock)
{
struct client *cur = NULL;
int i;
for( i = 0; i < uh_client_count; i++ )
{
cur = (struct client *) &uh_clients[i * sizeof(struct client)];
for( cur = uh_clients; cur; cur = cur->next )
if( cur->socket == sock )
return cur;
}
return NULL;
}
void uh_client_remove(int sock)
{
struct client *del = uh_client_lookup(sock);
struct client *cur = NULL;
struct client *prv = NULL;
if( del )
for( cur = uh_clients; cur; prv = cur, cur = cur->next )
{
memmove(del, del + 1,
sizeof(uh_clients) - (int)((char *)del - uh_clients) - sizeof(struct client));
if( cur->socket == sock )
{
if( prv )
prv->next = cur->next;
else
uh_clients = cur->next;
uh_client_count--;
free(cur);
break;
}
}
}
#ifdef HAVE_CGI
static struct interpreter *uh_interpreters = NULL;
struct interpreter * uh_interpreter_add(const char *extn, const char *path)
{
struct interpreter *new = NULL;
if( (new = (struct interpreter *)
malloc(sizeof(struct interpreter))) != NULL )
{
memset(new, 0, sizeof(struct interpreter));
memcpy(new->extn, extn, min(strlen(extn), sizeof(new->extn)-1));
memcpy(new->path, path, min(strlen(path), sizeof(new->path)-1));
new->next = uh_interpreters;
uh_interpreters = new;
return new;
}
return NULL;
}
struct interpreter * uh_interpreter_lookup(const char *path)
{
struct interpreter *cur = NULL;
const char *e;
for( cur = uh_interpreters; cur; cur = cur->next )
{
e = &path[max(strlen(path) - strlen(cur->extn), 0)];
if( !strcmp(e, cur->extn) )
return cur;
}
return NULL;
}
#endif