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Add wbcContext struct, create and free functions

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The basic context structure and functions for libwbclient so that
libwbclient can be made thread-safe.

Signed-off-by: Matthew Newton <matthew-git@newtoncomputing.co.uk>
Reviewed-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Matthew Newton 2015-02-21 00:19:32 +00:00 committed by Jeremy Allison
parent 83cfb84b78
commit bc75e723ce
3 changed files with 78 additions and 0 deletions
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44
nsswitch/libwbclient/wbclient.c
View File

@ -4,6 +4,7 @@
Winbind client API
Copyright (C) Gerald (Jerry) Carter 2007
Copyright (C) Matthew Newton 2015
This library is free software; you can redistribute it and/or
@ -27,6 +28,8 @@
/* From wb_common.c */
struct winbindd_context;
NSS_STATUS winbindd_request_response(struct winbindd_context *wbctx,
int req_type,
struct winbindd_request *request,
@ -35,6 +38,9 @@ NSS_STATUS winbindd_priv_request_response(struct winbindd_context *wbctx,
int req_type,
struct winbindd_request *request,
struct winbindd_response *response);
struct winbindd_context *winbindd_ctx_create(void);
void winbindd_ctx_free(struct winbindd_context *ctx);
/*
result == NSS_STATUS_UNAVAIL: winbind not around
@ -259,3 +265,41 @@ wbcErr wbcLibraryDetails(struct wbcLibraryDetails **_details)
*_details = info;
return WBC_ERR_SUCCESS;
}
/* Context handling functions */
static void wbcContextDestructor(void *ptr)
{
struct wbcContext *ctx = (struct wbcContext *)ptr;
winbindd_ctx_free(ctx->winbindd_ctx);
}
struct wbcContext *wbcCtxCreate(void)
{
struct wbcContext *ctx;
struct winbindd_context *wbctx;
ctx = (struct wbcContext *)wbcAllocateMemory(
1, sizeof(struct wbcContext), wbcContextDestructor);
if (!ctx) {
return NULL;
}
wbctx = winbindd_ctx_create();
if (!wbctx) {
wbcFreeMemory(ctx);
return NULL;
}
ctx->winbindd_ctx = wbctx;
return ctx;
}
void wbcCtxFree(struct wbcContext *ctx)
{
wbcFreeMemory(ctx);
}

30
nsswitch/libwbclient/wbclient.h
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@ -5,6 +5,7 @@
Copyright (C) Gerald (Jerry) Carter 2007
Copyright (C) Volker Lendecke 2009
Copyright (C) Matthew Newton 2015
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
@ -94,6 +95,13 @@ struct wbcInterfaceDetails {
char *dns_domain;
};
/**
* @brief Library context data
*
**/
struct wbcContext;
/*
* Data types used by the Winbind Client API
*/
@ -523,6 +531,28 @@ struct wbcDomainControllerInfoEx {
void wbcFreeMemory(void*);
/**********************************************************
* Context Management
**********************************************************/
/**
* @brief Create a new wbcContext context
*
* @return wbcContext
**/
struct wbcContext *wbcCtxCreate(void);
/**
* @brief Free a library context
*
* @param ctx wbcContext to free
*
* @return void
**/
void wbcCtxFree(struct wbcContext *ctx);
/*
* Utility functions for dealing with SIDs
*/

4
nsswitch/libwbclient/wbclient_internal.h
View File

@ -22,6 +22,10 @@
#ifndef _WBCLIENT_INTERNAL_H
#define _WBCLIENT_INTERNAL_H
struct wbcContext {
struct winbindd_context *winbindd_ctx;
};
/* Private functions */
wbcErr wbcRequestResponse(int cmd,