From 0cb3f6098d959479a96c26a92d91becc2110b30d Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Wed, 11 Jun 2008 21:48:27 +0000
Subject: Support getting groups from the server and limiting access based on
 LDAP groups. See #112

---
 daemon/pgsql.c | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

(limited to 'daemon/pgsql.c')

diff --git a/daemon/pgsql.c b/daemon/pgsql.c
index 0306cbf..f19624a 100644
--- a/daemon/pgsql.c
+++ b/daemon/pgsql.c
@@ -25,10 +25,17 @@
 #include "sha1.h"
 #include "bd.h"
 
+#define __USE_XOPEN
+#include <unistd.h>
+
 #include <sys/time.h>
 
 /* Postgresql library */
+#ifdef HAVE_LIBPQ_FE_H
 #include <libpq-fe.h>
+#else
+#include <postgresql/libpq-fe.h>
+#endif
 
 /* -------------------------------------------------------------------------------
  * Structures
@@ -66,8 +73,8 @@ typedef struct pgsql_context
 pgsql_context_t;
 
 /* Forward declarations for callbacks */
-static int validate_digest(ha_request_t* rq, const char* user, digest_context_t* dg);
-static int validate_basic(ha_request_t* rq, const char* user, const char* password);
+static int validate_digest(ha_request_t* rq, const char* user, digest_context_t* dg, char ***groups);
+static int validate_basic(ha_request_t* rq, const char* user, const char* password, char ***groups);
 static void escape_pgsql(const ha_request_t* rq, ha_buffer_t* buf, const char* value);
 
 /* The defaults for the context */
@@ -136,7 +143,7 @@ static int dec_pgsql_binary(const ha_request_t* rq, const char* enc,
     }
 
     /* Raw binary postgres encoded */
-    d = PQunescapeBytea(enc, &enclen);
+    d = PQunescapeBytea((const unsigned char*)enc, &enclen);
     if(d != NULL)
     {
         if(enclen == len)
@@ -170,7 +177,6 @@ static int validate_ha1(ha_request_t* rq, pgsql_context_t* ctx, const char* user
 {
     unsigned char dbha1[MD5_LEN];
     unsigned char ha1[MD5_LEN];
-    const char* p;
 
     int r = dec_pgsql_binary(rq, dbpw, dbha1, MD5_LEN);
 
@@ -383,7 +389,7 @@ static void discard_pgsql_connection(const ha_request_t* rq, pgsql_context_t* ct
 
 static void save_pgsql_connection(const ha_request_t* rq, pgsql_context_t* ctx, PGconn* pg)
 {
-    int i, e;
+    int i;
 
     ASSERT(ctx);
 
@@ -518,14 +524,14 @@ finally:
     return ret;
 }
 
-static int validate_digest(ha_request_t* rq, const char* user, digest_context_t* dg)
+static int validate_digest(ha_request_t* rq, const char* user, digest_context_t* dg, char ***groups)
 {
     pgsql_context_t* ctx = (pgsql_context_t*)rq->context->ctx_data;
     PGresult* res = NULL;
     int ret = HA_FALSE;
     int pw_column = -1;
     int ha1_column = -1;
-    int r, i, foundany = 0;
+    int i, foundany = 0;
 
     ASSERT(rq && user && dg);
 
@@ -554,7 +560,7 @@ static int validate_digest(ha_request_t* rq, const char* user, digest_context_t*
             {
                 foundany = 1;
 
-                digest_makeha1(dg->ha1, user, rq->context->realm, PQgetvalue(res, i, pw_column));
+                digest_makeha1(dg->server_ha1, user, rq->context->realm, PQgetvalue(res, i, pw_column));
                 ha_messagex(rq, LOG_DEBUG, "testing clear text password for digest auth");
 
                 /* Run the actual check */
@@ -569,7 +575,7 @@ static int validate_digest(ha_request_t* rq, const char* user, digest_context_t*
         {
             if(!PQgetisnull(res, i, ha1_column))
             {
-                ret = dec_pgsql_binary(rq, PQgetvalue(res, i, ha1_column), dg->ha1, MD5_LEN);
+                ret = dec_pgsql_binary(rq, PQgetvalue(res, i, ha1_column), dg->server_ha1, MD5_LEN);
                 if(ret < 0)
                     RETURN(ret)
                 else if(ret == HA_FALSE)
@@ -596,7 +602,7 @@ finally:
     return ret;
 }
 
-static int validate_basic(ha_request_t* rq, const char* user, const char* password)
+static int validate_basic(ha_request_t* rq, const char* user, const char* password, char ***groups)
 {
     pgsql_context_t* ctx = (pgsql_context_t*)rq->context->ctx_data;
     PGresult* res = NULL;
-- 
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