[libvirt] [PATCH] python: make other APIs share common {get, set}PyVirTypedParameter
Guannan Ren
gren at redhat.com
Fri Feb 10 10:17:26 UTC 2012
*libvirt_virDomainBlockStatsFlags
*libvirt_virDomainGetSchedulerParameters
*libvirt_virDomainGetSchedulerParametersFlags
*libvirt_virDomainSetSchedulerParameters
*libvirt_virDomainSetSchedulerParametersFlags
*libvirt_virDomainSetBlkioParameters
*libvirt_virDomainGetBlkioParameters
*libvirt_virDomainSetMemoryParameters
*libvirt_virDomainGetMemoryParameters
*libvirt_virDomainSetBlockIoTune
*libvirt_virDomainGetBlockIoTune
---
python/libvirt-override-api.xml | 12 +-
python/libvirt-override.c | 885 +++++++++++++--------------------------
2 files changed, 295 insertions(+), 602 deletions(-)
diff --git a/python/libvirt-override-api.xml b/python/libvirt-override-api.xml
index 8eed0bb..563dd46 100644
--- a/python/libvirt-override-api.xml
+++ b/python/libvirt-override-api.xml
@@ -144,7 +144,7 @@
</function>
<function name='virDomainBlockStatsFlags' file='python'>
<info>Extracts block device statistics parameters of a running domain</info>
- <return type='virTypedParameterPtr' info='None in case of error, returns a dictionary of params'/>
+ <return type='str *' info='None in case of error, returns a dictionary of params'/>
<arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
<arg name='path' type='char *' info='the path for the block device'/>
<arg name='flags' type='int' info='flags (unused; pass 0)'/>
@@ -169,12 +169,12 @@
</function>
<function name='virDomainGetSchedulerParameters' file='python'>
<info>Get the scheduler parameters, the @params array will be filled with the values.</info>
- <return type='int' info='-1 in case of error, 0 in case of success.'/>
+ <return type='str *' info='None in case of error, returns a dictionary of params.'/>
<arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
</function>
<function name='virDomainGetSchedulerParametersFlags' file='python'>
<info>Get the scheduler parameters</info>
- <return type='virSchedParameterPtr' info='None in case of error, returns a dictionary of params'/>
+ <return type='str *' info='None in case of error, returns a dictionary of params'/>
<arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
<arg name='flags' type='int' info='an OR'ed set of virDomainModificationImpact'/>
</function>
@@ -231,7 +231,7 @@
</function>
<function name='virDomainGetBlkioParameters' file='python'>
<info>Get the blkio parameters</info>
- <return type='virSchedParameterPtr' info='None in case of error, returns a dictionary of params'/>
+ <return type='str *' info='None in case of error, returns a dictionary of params'/>
<arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
<arg name='flags' type='int' info='an OR'ed set of virDomainModificationImpact'/>
</function>
@@ -244,7 +244,7 @@
</function>
<function name='virDomainGetMemoryParameters' file='python'>
<info>Get the memory parameters</info>
- <return type='virSchedParameterPtr' info='None in case of error, returns a dictionary of params'/>
+ <return type='str *' info='None in case of error, returns a dictionary of params'/>
<arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
<arg name='flags' type='int' info='an OR'ed set of virDomainModificationImpact'/>
</function>
@@ -415,7 +415,7 @@
<arg name='dom' type='virDomainPtr' info='pointer to the domain'/>
<arg name='disk' type='const char *' info='disk name'/>
<arg name='flags' type='unsigned int' info='an OR'ed set of virDomainModificationImpact'/>
- <return type='virTypedParameterPtr' info='the I/O tunables value or None in case of error'/>
+ <return type='str *' info='the I/O tunables value or None in case of error'/>
</function>
<function name='virDomainBlockPeek' file='python'>
<info>Read the contents of domain's disk device</info>
diff --git a/python/libvirt-override.c b/python/libvirt-override.c
index e7c2bd5..3ffdb62 100644
--- a/python/libvirt-override.c
+++ b/python/libvirt-override.c
@@ -330,18 +330,20 @@ libvirt_virDomainBlockStats(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
static PyObject *
libvirt_virDomainBlockStatsFlags(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
- PyObject *pyobj_domain, *info;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
int i_retval;
- int nparams = 0, i;
+ int nparams = 0;
unsigned int flags;
virTypedParameterPtr params;
const char *path;
if (!PyArg_ParseTuple(args, (char *)"Ozi:virDomainBlockStatsFlags",
&pyobj_domain, &path, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
@@ -351,67 +353,29 @@ libvirt_virDomainBlockStatsFlags(PyObject *self ATTRIBUTE_UNUSED,
if (i_retval < 0)
return VIR_PY_NONE;
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainBlockStatsFlags(domain, path, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
-
- /* convert to a Python tuple of long objects */
- if ((info = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((long long)params[i].value.ul);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(info);
- return VIR_PY_NONE;
- }
-
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(info, key, val);
- }
+ ret = getPyVirTypedParameter(params, nparams);
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(info);
+ return ret;
}
-
static PyObject *
libvirt_virDomainInterfaceStats(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
virDomainPtr domain;
@@ -530,17 +494,19 @@ libvirt_virDomainGetSchedulerType(PyObject *self ATTRIBUTE_UNUSED,
static PyObject *
libvirt_virDomainGetSchedulerParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
- PyObject *pyobj_domain, *info;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
char *c_retval;
int i_retval;
- int nparams, i;
+ int nparams = 0;
virTypedParameterPtr params;
if (!PyArg_ParseTuple(args, (char *)"O:virDomainGetScedulerParameters",
&pyobj_domain))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
@@ -551,78 +517,45 @@ libvirt_virDomainGetSchedulerParameters(PyObject *self ATTRIBUTE_UNUSED,
return VIR_PY_NONE;
VIR_FREE(c_retval);
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetSchedulerParameters(domain, params, &nparams);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- if ((info = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((long long)params[i].value.ul);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(info);
- return VIR_PY_NONE;
- }
+ ret = getPyVirTypedParameter(params, nparams);
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(info, key, val);
- }
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(info);
+ return ret;
}
static PyObject *
libvirt_virDomainGetSchedulerParametersFlags(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
- PyObject *pyobj_domain, *info;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
char *c_retval;
int i_retval;
- int nparams, i;
+ int nparams = 0;
unsigned int flags;
virTypedParameterPtr params;
if (!PyArg_ParseTuple(args, (char *)"Oi:virDomainGetScedulerParametersFlags",
&pyobj_domain, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
@@ -633,79 +566,55 @@ libvirt_virDomainGetSchedulerParametersFlags(PyObject *self ATTRIBUTE_UNUSED,
return VIR_PY_NONE;
VIR_FREE(c_retval);
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetSchedulerParametersFlags(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
-
- /* convert to a Python tuple of long objects */
- if ((info = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((long long)params[i].value.ul);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(info);
- return VIR_PY_NONE;
- }
+ ret = getPyVirTypedParameter(params, nparams);
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(info, key, val);
- }
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(info);
+ return ret;
}
static PyObject *
libvirt_virDomainSetSchedulerParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
PyObject *pyobj_domain, *info;
+ PyObject *ret = NULL;
char *c_retval;
int i_retval;
- int nparams, i;
- virTypedParameterPtr params;
+ int nparams = 0, size = 0;
+ virTypedParameterPtr params, new_params;
if (!PyArg_ParseTuple(args, (char *)"OO:virDomainSetScedulerParameters",
&pyobj_domain, &info))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
+ if ((size = PyDict_Size(info)) < 0)
+ return NULL;
+
+ if (size == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Need non-empty dictionary to set attributes");
+ return NULL;
+ }
+
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virDomainGetSchedulerType(domain, &nparams);
LIBVIRT_END_ALLOW_THREADS;
@@ -714,95 +623,74 @@ libvirt_virDomainSetSchedulerParameters(PyObject *self ATTRIBUTE_UNUSED,
return VIR_PY_INT_FAIL;
VIR_FREE(c_retval);
+ if (nparams == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Domain has no settable attributes");
+ return NULL;
+ }
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_INT_FAIL;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetSchedulerParameters(domain, params, &nparams);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
- key = libvirt_constcharPtrWrap(params[i].field);
- val = PyDict_GetItem(info, key);
- Py_DECREF(key);
-
- if (val == NULL)
- continue;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- params[i].value.i = (int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- params[i].value.ui = (unsigned int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- params[i].value.l = (long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- params[i].value.ul = (unsigned long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- params[i].value.d = (double)PyFloat_AsDouble(val);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- {
- /* Hack - Python's definition of Py_True breaks strict
- * aliasing rules, so can't directly compare :-(
- */
- PyObject *hacktrue = PyBool_FromLong(1);
- params[i].value.b = hacktrue == val ? 1 : 0;
- Py_DECREF(hacktrue);
- }
- break;
-
- default:
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
- }
- }
+ new_params = setPyVirTypedParameter(info, params, nparams);
+ if (!new_params)
+ goto cleanup;
LIBVIRT_BEGIN_ALLOW_THREADS;
- i_retval = virDomainSetSchedulerParameters(domain, params, nparams);
+ i_retval = virDomainSetSchedulerParameters(domain, new_params, size);
LIBVIRT_END_ALLOW_THREADS;
+
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
+ ret = VIR_PY_INT_SUCCESS;
+
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return VIR_PY_INT_SUCCESS;
+ VIR_FREE(new_params);
+ return ret;
}
static PyObject *
libvirt_virDomainSetSchedulerParametersFlags(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
PyObject *pyobj_domain, *info;
+ PyObject *ret = NULL;
char *c_retval;
int i_retval;
- int nparams, i;
+ int nparams = 0, size = 0;
unsigned int flags;
- virTypedParameterPtr params;
+ virTypedParameterPtr params, new_params;
if (!PyArg_ParseTuple(args,
(char *)"OOi:virDomainSetScedulerParametersFlags",
&pyobj_domain, &info, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
+ if ((size = PyDict_Size(info)) < 0)
+ return NULL;
+
+ if (size == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Need non-empty dictionary to set attributes");
+ return NULL;
+ }
+
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virDomainGetSchedulerType(domain, &nparams);
LIBVIRT_END_ALLOW_THREADS;
@@ -811,95 +699,73 @@ libvirt_virDomainSetSchedulerParametersFlags(PyObject *self ATTRIBUTE_UNUSED,
return VIR_PY_INT_FAIL;
VIR_FREE(c_retval);
+ if (nparams == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Domain has no settable attributes");
+ return NULL;
+ }
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_INT_FAIL;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetSchedulerParametersFlags(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- for (i = 0; i < nparams; i++) {
- PyObject *key, *val;
- key = libvirt_constcharPtrWrap(params[i].field);
- val = PyDict_GetItem(info, key);
- Py_DECREF(key);
-
- if (val == NULL)
- continue;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- params[i].value.i = (int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- params[i].value.ui = (unsigned int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- params[i].value.l = (long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- params[i].value.ul = (unsigned long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- params[i].value.d = (double)PyFloat_AsDouble(val);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- {
- /* Hack - Python's definition of Py_True breaks strict
- * aliasing rules, so can't directly compare :-(
- */
- PyObject *hacktrue = PyBool_FromLong(1);
- params[i].value.b = hacktrue == val ? 1: 0;
- Py_DECREF(hacktrue);
- }
- break;
-
- default:
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
- }
- }
+ new_params = setPyVirTypedParameter(info, params, nparams);
+ if (!new_params)
+ goto cleanup;
LIBVIRT_BEGIN_ALLOW_THREADS;
- i_retval = virDomainSetSchedulerParametersFlags(domain, params, nparams, flags);
+ i_retval = virDomainSetSchedulerParametersFlags(domain, new_params, size, flags);
LIBVIRT_END_ALLOW_THREADS;
+
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
+ ret = VIR_PY_INT_SUCCESS;
+
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return VIR_PY_INT_SUCCESS;
+ VIR_FREE(new_params);
+ return ret;
}
-
static PyObject *
libvirt_virDomainSetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
PyObject *pyobj_domain, *info;
+ PyObject *ret = NULL;
int i_retval;
- int nparams = 0, i;
+ int nparams = 0, size = 0;
unsigned int flags;
- virTypedParameterPtr params;
+ virTypedParameterPtr params, new_params;
if (!PyArg_ParseTuple(args,
(char *)"OOi:virDomainSetBlkioParameters",
&pyobj_domain, &info, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
+ if ((size = PyDict_Size(info)) < 0)
+ return NULL;
+
+ if (size == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Need non-empty dictionary to set attributes");
+ return NULL;
+ }
+
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetBlkioParameters(domain, NULL, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
@@ -907,91 +773,61 @@ libvirt_virDomainSetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
if (i_retval < 0)
return VIR_PY_INT_FAIL;
+ if (nparams == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Domain has no settable attributes");
+ return NULL;
+ }
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_INT_FAIL;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetBlkioParameters(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- for (i = 0; i < nparams; i++) {
- PyObject *key, *val;
- key = libvirt_constcharPtrWrap(params[i].field);
- val = PyDict_GetItem(info, key);
- Py_DECREF(key);
-
- if (val == NULL)
- continue;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- params[i].value.i = (int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- params[i].value.ui = (unsigned int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- params[i].value.l = (long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- params[i].value.ul = (unsigned long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- params[i].value.d = (double)PyFloat_AsDouble(val);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- {
- /* Hack - Python's definition of Py_True breaks strict
- * aliasing rules, so can't directly compare :-(
- */
- PyObject *hacktrue = PyBool_FromLong(1);
- params[i].value.b = hacktrue == val ? 1: 0;
- Py_DECREF(hacktrue);
- }
- break;
-
- default:
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
- }
- }
+ new_params = setPyVirTypedParameter(info, params, nparams);
+ if (!new_params)
+ goto cleanup;
LIBVIRT_BEGIN_ALLOW_THREADS;
- i_retval = virDomainSetBlkioParameters(domain, params, nparams, flags);
+ i_retval = virDomainSetBlkioParameters(domain, new_params, size, flags);
LIBVIRT_END_ALLOW_THREADS;
+
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
+ ret = VIR_PY_INT_SUCCESS;
+
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return VIR_PY_INT_SUCCESS;
+ VIR_FREE(new_params);
+ return ret;
}
static PyObject *
libvirt_virDomainGetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
- PyObject *pyobj_domain, *info;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
int i_retval;
- int nparams = 0, i;
+ int nparams = 0;
unsigned int flags;
virTypedParameterPtr params;
if (!PyArg_ParseTuple(args, (char *)"Oi:virDomainGetBlkioParameters",
&pyobj_domain, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
@@ -1001,80 +837,56 @@ libvirt_virDomainGetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
if (i_retval < 0)
return VIR_PY_NONE;
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetBlkioParameters(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
-
- /* convert to a Python tuple of long objects */
- if ((info = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((long long)params[i].value.ul);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(info);
- return VIR_PY_NONE;
- }
+ ret = getPyVirTypedParameter(params, nparams);
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(info, key, val);
- }
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(info);
+ return ret;
}
static PyObject *
libvirt_virDomainSetMemoryParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
PyObject *pyobj_domain, *info;
+ PyObject *ret = NULL;
int i_retval;
- int nparams = 0, i;
+ int nparams = 0, size = 0;
unsigned int flags;
- virTypedParameterPtr params;
+ virTypedParameterPtr params, new_params;
if (!PyArg_ParseTuple(args,
(char *)"OOi:virDomainSetMemoryParameters",
&pyobj_domain, &info, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
+ if ((size = PyDict_Size(info)) < 0)
+ return NULL;
+
+ if (size == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Need non-empty dictionary to set attributes");
+ return NULL;
+ }
+
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetMemoryParameters(domain, NULL, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
@@ -1082,91 +894,61 @@ libvirt_virDomainSetMemoryParameters(PyObject *self ATTRIBUTE_UNUSED,
if (i_retval < 0)
return VIR_PY_INT_FAIL;
+ if (nparams == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Domain has no settable attributes");
+ return NULL;
+ }
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_INT_FAIL;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetMemoryParameters(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- for (i = 0; i < nparams; i++) {
- PyObject *key, *val;
- key = libvirt_constcharPtrWrap(params[i].field);
- val = PyDict_GetItem(info, key);
- Py_DECREF(key);
-
- if (val == NULL)
- continue;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- params[i].value.i = (int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- params[i].value.ui = (unsigned int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- params[i].value.l = (long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- params[i].value.ul = (unsigned long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- params[i].value.d = (double)PyFloat_AsDouble(val);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- {
- /* Hack - Python's definition of Py_True breaks strict
- * aliasing rules, so can't directly compare :-(
- */
- PyObject *hacktrue = PyBool_FromLong(1);
- params[i].value.b = hacktrue == val ? 1: 0;
- Py_DECREF(hacktrue);
- }
- break;
-
- default:
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
- }
- }
+ new_params = setPyVirTypedParameter(info, params, nparams);
+ if (!new_params)
+ goto cleanup;
LIBVIRT_BEGIN_ALLOW_THREADS;
- i_retval = virDomainSetMemoryParameters(domain, params, nparams, flags);
+ i_retval = virDomainSetMemoryParameters(domain, new_params, size, flags);
LIBVIRT_END_ALLOW_THREADS;
+
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
+ ret = VIR_PY_INT_SUCCESS;
+
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return VIR_PY_INT_SUCCESS;
+ VIR_FREE(new_params);
+ return ret;
}
static PyObject *
libvirt_virDomainGetMemoryParameters(PyObject *self ATTRIBUTE_UNUSED,
- PyObject *args) {
+ PyObject *args)
+{
virDomainPtr domain;
- PyObject *pyobj_domain, *info;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
int i_retval;
- int nparams = 0, i;
+ int nparams = 0;
unsigned int flags;
virTypedParameterPtr params;
if (!PyArg_ParseTuple(args, (char *)"Oi:virDomainGetMemoryParameters",
&pyobj_domain, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
@@ -1176,62 +958,27 @@ libvirt_virDomainGetMemoryParameters(PyObject *self ATTRIBUTE_UNUSED,
if (i_retval < 0)
return VIR_PY_NONE;
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
i_retval = virDomainGetMemoryParameters(domain, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
if (i_retval < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
-
- /* convert to a Python tuple of long objects */
- if ((info = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((long long)params[i].value.ul);
- break;
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(info);
- return VIR_PY_NONE;
- }
+ ret = getPyVirTypedParameter(params, nparams);
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(info, key, val);
- }
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(info);
+ return ret;
}
static PyObject *
@@ -3650,93 +3397,73 @@ libvirt_virDomainSetBlockIoTune(PyObject *self ATTRIBUTE_UNUSED,
PyObject *args)
{
virDomainPtr domain;
- PyObject *pyobj_domain, *pyinfo;
+ PyObject *pyobj_domain, *info;
+ PyObject *ret = NULL;
+ int i_retval;
+ int nparams = 0, size = 0;
const char *disk;
unsigned int flags;
- virTypedParameterPtr params;
- int nparams = 0, i;
- int c_ret;
+ virTypedParameterPtr params, new_params;
if (!PyArg_ParseTuple(args, (char *)"OzOi:virDomainSetBlockIoTune",
- &pyobj_domain, &disk, &pyinfo, &flags))
- return(NULL);
+ &pyobj_domain, &disk, &info, &flags))
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
+ if ((size = PyDict_Size(info)) < 0)
+ return NULL;
+
+ if (size == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Need non-empty dictionary to set attributes");
+ return NULL;
+ }
+
LIBVIRT_BEGIN_ALLOW_THREADS;
- c_ret = virDomainGetBlockIoTune(domain, disk, NULL, &nparams, flags);
+ i_retval = virDomainGetBlockIoTune(domain, disk, NULL, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
- if (c_ret < 0)
+ if (i_retval < 0)
return VIR_PY_INT_FAIL;
+ if (nparams == 0) {
+ PyErr_Format(PyExc_LookupError,
+ "Domain has no settable attributes");
+ return NULL;
+ }
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_INT_FAIL;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
- c_ret = virDomainGetBlockIoTune(domain, disk, params, &nparams, flags);
+ i_retval = virDomainGetBlockIoTune(domain, disk, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
- if (c_ret < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ if (i_retval < 0) {
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
- /* convert to a Python tuple of long objects */
- for (i = 0; i < nparams; i++) {
- PyObject *key, *val;
- key = libvirt_constcharPtrWrap(params[i].field);
- val = PyDict_GetItem(pyinfo, key);
- Py_DECREF(key);
-
- if (val == NULL)
- continue;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- params[i].value.i = (int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- params[i].value.ui = (unsigned int)PyInt_AS_LONG(val);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- params[i].value.l = (long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- params[i].value.ul = (unsigned long long)PyLong_AsLongLong(val);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- params[i].value.d = (double)PyFloat_AsDouble(val);
- break;
-
- case VIR_TYPED_PARAM_BOOLEAN:
- {
- PyObject *hacktrue = PyBool_FromLong(1);
- params[i].value.b = hacktrue == val ? 1: 0;
- Py_DECREF(hacktrue);
- }
- break;
-
- default:
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
- }
- }
+ new_params = setPyVirTypedParameter(info, params, nparams);
+ if (!new_params)
+ goto cleanup;
LIBVIRT_BEGIN_ALLOW_THREADS;
- c_ret = virDomainSetBlockIoTune(domain, disk, params, nparams, flags);
+ i_retval = virDomainSetBlockIoTune(domain, disk, new_params, size, flags);
LIBVIRT_END_ALLOW_THREADS;
- if (c_ret < 0) {
- VIR_FREE(params);
- return VIR_PY_INT_FAIL;
+ if (i_retval < 0) {
+ ret = VIR_PY_INT_FAIL;
+ goto cleanup;
}
+ ret = VIR_PY_INT_SUCCESS;
+
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return VIR_PY_INT_SUCCESS;
+ VIR_FREE(new_params);
+ return ret;
}
static PyObject *
@@ -3744,81 +3471,47 @@ libvirt_virDomainGetBlockIoTune(PyObject *self ATTRIBUTE_UNUSED,
PyObject *args)
{
virDomainPtr domain;
- PyObject *pyobj_domain, *pyreply;
+ PyObject *pyobj_domain;
+ PyObject *ret = NULL;
+ int i_retval;
+ int nparams = 0;
const char *disk;
- int nparams = 0, i;
unsigned int flags;
virTypedParameterPtr params;
- int c_ret;
if (!PyArg_ParseTuple(args, (char *)"Ozi:virDomainGetBlockIoTune",
&pyobj_domain, &disk, &flags))
- return(NULL);
+ return NULL;
domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
LIBVIRT_BEGIN_ALLOW_THREADS;
- c_ret = virDomainGetBlockIoTune(domain, disk, NULL, &nparams, flags);
+ i_retval = virDomainGetBlockIoTune(domain, disk, NULL, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
- if (c_ret < 0)
+ if (i_retval < 0)
return VIR_PY_NONE;
+ if (!nparams)
+ return PyDict_New();
+
if (VIR_ALLOC_N(params, nparams) < 0)
- return VIR_PY_NONE;
+ return PyErr_NoMemory();
LIBVIRT_BEGIN_ALLOW_THREADS;
- c_ret = virDomainGetBlockIoTune(domain, disk, params, &nparams, flags);
+ i_retval = virDomainGetBlockIoTune(domain, disk, params, &nparams, flags);
LIBVIRT_END_ALLOW_THREADS;
- if (c_ret < 0) {
- VIR_FREE(params);
- return VIR_PY_NONE;
- }
-
- /* convert to a Python tuple of long objects */
- if ((pyreply = PyDict_New()) == NULL) {
- VIR_FREE(params);
- return VIR_PY_NONE;
+ if (i_retval < 0) {
+ ret = VIR_PY_NONE;
+ goto cleanup;
}
- for (i = 0 ; i < nparams ; i++) {
- PyObject *key, *val;
-
- switch (params[i].type) {
- case VIR_TYPED_PARAM_INT:
- val = PyInt_FromLong((long)params[i].value.i);
- break;
-
- case VIR_TYPED_PARAM_UINT:
- val = PyInt_FromLong((long)params[i].value.ui);
- break;
-
- case VIR_TYPED_PARAM_LLONG:
- val = PyLong_FromLongLong((long long)params[i].value.l);
- break;
-
- case VIR_TYPED_PARAM_ULLONG:
- val = PyLong_FromLongLong((unsigned long long)params[i].value.ul);
- break;
-
- case VIR_TYPED_PARAM_DOUBLE:
- val = PyFloat_FromDouble((double)params[i].value.d);
- break;
- case VIR_TYPED_PARAM_BOOLEAN:
- val = PyBool_FromLong((long)params[i].value.b);
- break;
-
- default:
- VIR_FREE(params);
- Py_DECREF(pyreply);
- return VIR_PY_NONE;
- }
+ ret = getPyVirTypedParameter(params, nparams);
- key = libvirt_constcharPtrWrap(params[i].field);
- PyDict_SetItem(pyreply, key, val);
- }
+cleanup:
+ virTypedParameterArrayClear(params, nparams);
VIR_FREE(params);
- return(pyreply);
+ return ret;
}
static PyObject *
--
1.7.7.5
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