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author | Andrew Bartlett <abartlet@samba.org> | 2007-06-13 05:44:24 +0000 |
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committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 14:53:18 -0500 |
commit | 91adebe749beb0dc23cacaea316cb2b724776aad (patch) | |
tree | 133d480f5b23b99fcf1149861136103dc4525cb1 /source4/heimdal/lib/gssapi/mech/context.c | |
parent | f7110d928afd61cee203d07fd85968af993a327f (diff) | |
download | samba-91adebe749beb0dc23cacaea316cb2b724776aad.tar.gz samba-91adebe749beb0dc23cacaea316cb2b724776aad.tar.bz2 samba-91adebe749beb0dc23cacaea316cb2b724776aad.zip |
r23456: Update Samba4 to current lorikeet-heimdal.
Andrew Bartlett
(This used to be commit ae0f81ab235c72cceb120bcdeb051a483cf3cc4f)
Diffstat (limited to 'source4/heimdal/lib/gssapi/mech/context.c')
-rw-r--r-- | source4/heimdal/lib/gssapi/mech/context.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/source4/heimdal/lib/gssapi/mech/context.c b/source4/heimdal/lib/gssapi/mech/context.c new file mode 100644 index 0000000000..1691fd9401 --- /dev/null +++ b/source4/heimdal/lib/gssapi/mech/context.c @@ -0,0 +1,141 @@ +#include "mech/mech_locl.h" +#include "heim_threads.h" + +RCSID("$Id: context.c 19924 2007-01-16 10:17:01Z lha $"); + +struct mg_thread_ctx { + gss_OID mech; + OM_uint32 maj_stat; + OM_uint32 min_stat; + gss_buffer_desc maj_error; + gss_buffer_desc min_error; +}; + +static HEIMDAL_MUTEX context_mutex = HEIMDAL_MUTEX_INITIALIZER; +static int created_key; +static HEIMDAL_thread_key context_key; + + +static void +destroy_context(void *ptr) +{ + struct mg_thread_ctx *mg = ptr; + OM_uint32 junk; + + if (mg == NULL) + return; + + gss_release_buffer(&junk, &mg->maj_error); + gss_release_buffer(&junk, &mg->min_error); + free(mg); +} + + +static struct mg_thread_ctx * +_gss_mechglue_thread(void) +{ + struct mg_thread_ctx *ctx; + int ret = 0; + + HEIMDAL_MUTEX_lock(&context_mutex); + + if (!created_key) { + HEIMDAL_key_create(&context_key, destroy_context, ret); + if (ret) { + HEIMDAL_MUTEX_unlock(&context_mutex); + return NULL; + } + created_key = 1; + } + HEIMDAL_MUTEX_unlock(&context_mutex); + + ctx = HEIMDAL_getspecific(context_key); + if (ctx == NULL) { + + ctx = calloc(1, sizeof(*ctx)); + if (ctx == NULL) + return NULL; + HEIMDAL_setspecific(context_key, ctx, ret); + if (ret) { + free(ctx); + return NULL; + } + } + return ctx; +} + +OM_uint32 +_gss_mg_get_error(const gss_OID mech, OM_uint32 type, + OM_uint32 value, gss_buffer_t string) +{ + struct mg_thread_ctx *mg; + + mg = _gss_mechglue_thread(); + if (mg == NULL) + return GSS_S_BAD_STATUS; + + if (mech != NULL && gss_oid_equal(mg->mech, mech) == 0) + return GSS_S_BAD_STATUS; + + switch (type) { + case GSS_C_GSS_CODE: { + if (value != mg->maj_stat) + break; + string->value = malloc(mg->maj_error.length); + string->length = mg->maj_error.length; + memcpy(string->value, mg->maj_error.value, mg->maj_error.length); + return GSS_S_COMPLETE; + } + case GSS_C_MECH_CODE: { + if (value != mg->min_stat) + break; + string->value = malloc(mg->min_error.length); + string->length = mg->min_error.length; + memcpy(string->value, mg->min_error.value, mg->min_error.length); + return GSS_S_COMPLETE; + } + } + string->value = NULL; + string->length = 0; + return GSS_S_BAD_STATUS; +} + +void +_gss_mg_error(gssapi_mech_interface m, OM_uint32 maj, OM_uint32 min) +{ + OM_uint32 major_status, minor_status; + OM_uint32 message_content; + struct mg_thread_ctx *mg; + + mg = _gss_mechglue_thread(); + if (mg == NULL) + return; + + gss_release_buffer(&minor_status, &mg->maj_error); + gss_release_buffer(&minor_status, &mg->min_error); + + mg->mech = &m->gm_mech_oid; + mg->maj_stat = maj; + mg->min_stat = min; + + major_status = m->gm_display_status(&minor_status, + maj, + GSS_C_GSS_CODE, + &m->gm_mech_oid, + &message_content, + &mg->maj_error); + if (GSS_ERROR(major_status)) { + mg->maj_error.value = NULL; + mg->maj_error.length = 0; + } + major_status = m->gm_display_status(&minor_status, + min, + GSS_C_MECH_CODE, + &m->gm_mech_oid, + &message_content, + &mg->min_error); + if (GSS_ERROR(major_status)) { + mg->min_error.value = NULL; + mg->min_error.length = 0; + } +} |