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@ -32,6 +32,7 @@ |
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*/ |
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#include <math.h> |
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#include <string.h> |
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#define PY_SSIZE_T_CLEAN |
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#include <Python.h> |
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@ -118,7 +119,7 @@ PyObject *pygrpc_consume_event(grpc_event event) { |
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tag->request_call_details.method, tag->request_call_details.host, |
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pygrpc_cast_gpr_timespec_to_double(tag->request_call_details.deadline), |
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GRPC_OP_RECV_INITIAL_METADATA, |
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pygrpc_cast_metadata_array_to_pylist(tag->request_metadata), Py_None, |
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pygrpc_cast_metadata_array_to_pyseq(tag->request_metadata), Py_None, |
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Py_None, Py_None, Py_None, |
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event.success ? Py_True : Py_False); |
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} else { |
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@ -172,7 +173,7 @@ int pygrpc_produce_op(PyObject *op, grpc_op *result) { |
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c_op.flags = 0; |
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switch (type) { |
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case GRPC_OP_SEND_INITIAL_METADATA: |
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if (!pygrpc_cast_pylist_to_send_metadata( |
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if (!pygrpc_cast_pyseq_to_send_metadata( |
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PyTuple_GetItem(op, INITIAL_METADATA_INDEX), |
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&c_op.data.send_initial_metadata.metadata, |
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&c_op.data.send_initial_metadata.count)) { |
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@ -190,7 +191,7 @@ int pygrpc_produce_op(PyObject *op, grpc_op *result) { |
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/* Don't need to fill in any other fields. */ |
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break; |
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case GRPC_OP_SEND_STATUS_FROM_SERVER: |
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if (!pygrpc_cast_pylist_to_send_metadata( |
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if (!pygrpc_cast_pyseq_to_send_metadata( |
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PyTuple_GetItem(op, TRAILING_METADATA_INDEX), |
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&c_op.data.send_status_from_server.trailing_metadata, |
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&c_op.data.send_status_from_server.trailing_metadata_count)) { |
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@ -247,8 +248,16 @@ int pygrpc_produce_op(PyObject *op, grpc_op *result) { |
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} |
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void pygrpc_discard_op(grpc_op op) { |
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size_t i; |
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switch(op.op) { |
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case GRPC_OP_SEND_INITIAL_METADATA: |
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/* Whenever we produce send-metadata, we allocate new strings (to handle
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arbitrary sequence input as opposed to just lists or just tuples). We |
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thus must free those elements. */ |
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for (i = 0; i < op.data.send_initial_metadata.count; ++i) { |
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gpr_free((void *)op.data.send_initial_metadata.metadata[i].key); |
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gpr_free((void *)op.data.send_initial_metadata.metadata[i].value); |
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} |
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gpr_free(op.data.send_initial_metadata.metadata); |
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break; |
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case GRPC_OP_SEND_MESSAGE: |
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@ -258,6 +267,16 @@ void pygrpc_discard_op(grpc_op op) { |
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/* Don't need to free any fields. */ |
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break; |
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case GRPC_OP_SEND_STATUS_FROM_SERVER: |
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/* Whenever we produce send-metadata, we allocate new strings (to handle
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arbitrary sequence input as opposed to just lists or just tuples). We |
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thus must free those elements. */ |
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for (i = 0; i < op.data.send_status_from_server.trailing_metadata_count; |
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++i) { |
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gpr_free( |
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(void *)op.data.send_status_from_server.trailing_metadata[i].key); |
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gpr_free( |
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(void *)op.data.send_status_from_server.trailing_metadata[i].value); |
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} |
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gpr_free(op.data.send_status_from_server.trailing_metadata); |
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gpr_free((char *)op.data.send_status_from_server.status_details); |
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break; |
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@ -419,31 +438,41 @@ void pygrpc_discard_channel_args(grpc_channel_args args) { |
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gpr_free(args.args); |
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} |
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int pygrpc_cast_pylist_to_send_metadata( |
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PyObject *pylist, grpc_metadata **metadata, size_t *count) { |
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int pygrpc_cast_pyseq_to_send_metadata( |
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PyObject *pyseq, grpc_metadata **metadata, size_t *count) { |
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size_t i; |
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Py_ssize_t value_length; |
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*count = PyList_Size(pylist); |
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char *key; |
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char *value; |
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if (!PySequence_Check(pyseq)) { |
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return 0; |
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} |
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*count = PySequence_Size(pyseq); |
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*metadata = gpr_malloc(sizeof(grpc_metadata) * *count); |
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for (i = 0; i < *count; ++i) { |
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if (!PyArg_ParseTuple( |
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PyList_GetItem(pylist, i), "ss#", |
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&(*metadata)[i].key, &(*metadata)[i].value, &value_length)) { |
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PyObject *item = PySequence_GetItem(pyseq, i); |
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if (!PyArg_ParseTuple(item, "ss#", &key, &value, &value_length)) { |
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Py_DECREF(item); |
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gpr_free(*metadata); |
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*count = 0; |
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*metadata = NULL; |
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return 0; |
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} else { |
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(*metadata)[i].key = gpr_strdup(key); |
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(*metadata)[i].value = gpr_malloc(value_length); |
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memcpy((void *)(*metadata)[i].value, value, value_length); |
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Py_DECREF(item); |
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} |
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(*metadata)[i].value_length = value_length; |
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} |
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return 1; |
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} |
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PyObject *pygrpc_cast_metadata_array_to_pylist(grpc_metadata_array metadata) { |
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PyObject *result = PyList_New(metadata.count); |
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PyObject *pygrpc_cast_metadata_array_to_pyseq(grpc_metadata_array metadata) { |
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PyObject *result = PyTuple_New(metadata.count); |
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size_t i; |
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for (i = 0; i < metadata.count; ++i) { |
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PyList_SetItem( |
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PyTuple_SetItem( |
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result, i, Py_BuildValue( |
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"ss#", metadata.metadata[i].key, metadata.metadata[i].value, |
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(Py_ssize_t)metadata.metadata[i].value_length)); |
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Siddharth Rakesh
10 years ago