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Switch from using a specific error message context in the TLS to have

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a whole krb5_context in TLS. This have some interestion side-effekts
for the configruration setting options since they operate on
per-thread basis now.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@19031 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2006-11-13 18:02:57 +00:00
parent a16e0b633c
commit 00bcd44370
39 changed files with 686 additions and 706 deletions
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84
lib/gssapi/krb5/init.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1997 - 2001, 2003 Kungliga Tekniska H<>gskolan
* Copyright (c) 1997 - 2001, 2003, 2006 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -35,77 +35,49 @@
RCSID("$Id$");
static HEIMDAL_MUTEX _gsskrb5_context_mutex = HEIMDAL_MUTEX_INITIALIZER;
static HEIMDAL_MUTEX context_mutex = HEIMDAL_MUTEX_INITIALIZER;
static int created_key;
static HEIMDAL_thread_key gssapi_context_key;
static HEIMDAL_thread_key context_key;
static void
gssapi_destroy_thread_context(void *ptr)
destroy_context(void *ptr)
{
struct gssapi_thr_context *ctx = ptr;
krb5_context context = ptr;
if (ctx == NULL)
if (context == NULL)
return;
if (ctx->error_string)
free(ctx->error_string);
HEIMDAL_MUTEX_destroy(&ctx->mutex);
free(ctx);
}
struct gssapi_thr_context *
_gsskrb5_get_thread_context(int createp)
{
struct gssapi_thr_context *ctx;
int ret;
HEIMDAL_MUTEX_lock(&_gsskrb5_context_mutex);
if (!created_key)
abort();
ctx = HEIMDAL_getspecific(gssapi_context_key);
if (ctx == NULL) {
if (!createp)
goto fail;
ctx = malloc(sizeof(*ctx));
if (ctx == NULL)
goto fail;
ctx->error_string = NULL;
HEIMDAL_MUTEX_init(&ctx->mutex);
HEIMDAL_setspecific(gssapi_context_key, ctx, ret);
if (ret)
goto fail;
}
HEIMDAL_MUTEX_unlock(&_gsskrb5_context_mutex);
return ctx;
fail:
HEIMDAL_MUTEX_unlock(&_gsskrb5_context_mutex);
if (ctx)
free(ctx);
return NULL;
krb5_free_context(context);
}
krb5_error_code
_gsskrb5_init (void)
_gsskrb5_init (krb5_context *context)
{
krb5_error_code ret = 0;
HEIMDAL_MUTEX_lock(&_gsskrb5_context_mutex);
HEIMDAL_MUTEX_lock(&context_mutex);
if(_gsskrb5_context == NULL)
ret = krb5_init_context (&_gsskrb5_context);
if (ret == 0 && !created_key) {
HEIMDAL_key_create(&gssapi_context_key,
gssapi_destroy_thread_context,
ret);
if (!created_key) {
HEIMDAL_key_create(&context_key, destroy_context, ret);
if (ret) {
krb5_free_context(_gsskrb5_context);
_gsskrb5_context = NULL;
} else
created_key = 1;
HEIMDAL_MUTEX_unlock(&context_mutex);
return ret;
}
created_key = 1;
}
HEIMDAL_MUTEX_unlock(&context_mutex);
HEIMDAL_MUTEX_unlock(&_gsskrb5_context_mutex);
*context = HEIMDAL_getspecific(context_key);
if (*context == NULL) {
ret = krb5_init_context(context);
if (ret == 0) {
HEIMDAL_setspecific(context_key, *context, ret);
if (ret) {
krb5_free_context(*context);
*context = NULL;
}
}
}
return ret;
}