/* ddt_exchange - send/recv data described */
-/* Authors: Olivier Aumage, Martin Quinson */
-/* Copyright (C) 2003, 2004 the GRAS posse. */
+/* Copyright (c) 2003 Olivier Aumage. */
+/* Copyright (c) 2003, 2004 Martin Quinson. */
+/* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
- under the terms of the license (GNU LGPL) which comes with this package. */
+ * under the terms of the license (GNU LGPL) which comes with this package. */
-#include "DataDesc/datadesc_private.h"
+#include "gras/DataDesc/datadesc_private.h"
+#include "gras/Transport/transport_interface.h" /* gras_trp_chunk_send/recv */
-GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(exchange,DataDesc);
-
-static const char *gras_datadesc_cat_names[9] = {
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(ddt_exchange,datadesc,
+ "Sending data over the network");
+const char *gras_datadesc_cat_names[9] = {
"undefined",
"scalar", "struct", "union", "ref", "array", "ignored",
"invalid"};
-static gras_datadesc_type_t *int_type = NULL;
-static gras_datadesc_type_t *pointer_type = NULL;
-static gras_error_t gras_dd_send_int(gras_socket_t *sock, int i);
-static gras_error_t gras_dd_recv_int(gras_socket_t *sock, int r_arch, int *i);
+static gras_datadesc_type_t int_type = NULL;
+static gras_datadesc_type_t pointer_type = NULL;
+static _XBT_INLINE xbt_error_t gras_dd_send_int(gras_socket_t sock, int i);
+static _XBT_INLINE xbt_error_t gras_dd_recv_int(gras_socket_t sock, int r_arch, int *i);
-static gras_error_t
-gras_dd_alloc_ref(gras_dict_t *refs, long int size,
+static _XBT_INLINE xbt_error_t
+gras_dd_alloc_ref(xbt_dict_t refs, long int size,
char **r_ref, long int r_len,
- char **l_ref);
-static int
+ char **l_ref, int detect_cycle);
+
+static _XBT_INLINE int
gras_dd_is_r_null(char **r_ptr, long int length);
-static gras_error_t
-gras_datadesc_send_rec(gras_socket_t *sock,
- gras_dd_cbps_t *state,
- gras_dict_t *refs,
- gras_datadesc_type_t *type,
- char *data);
-static gras_error_t
-gras_datadesc_recv_rec(gras_socket_t *sock,
- gras_dd_cbps_t *state,
- gras_dict_t *refs,
- gras_datadesc_type_t *type,
+static xbt_error_t
+gras_datadesc_send_rec(gras_socket_t sock,
+ gras_cbps_t state,
+ xbt_dict_t refs,
+ gras_datadesc_type_t type,
+ char *data,
+ int detect_cycle);
+static xbt_error_t
+gras_datadesc_recv_rec(gras_socket_t sock,
+ gras_cbps_t state,
+ xbt_dict_t refs,
+ gras_datadesc_type_t type,
int r_arch,
char **r_data,
long int r_lgr,
- char **dst);
+ char *dst,
+ int subsize,
+ int detect_cycle);
-static gras_error_t
-gras_dd_send_int(gras_socket_t *sock,int i) {
+static _XBT_INLINE xbt_error_t
+gras_dd_send_int(gras_socket_t sock,int i) {
if (!int_type) {
int_type = gras_datadesc_by_name("int");
- gras_assert(int_type);
+ xbt_assert(int_type);
}
DEBUG1("send_int(%d)",i);
return gras_trp_chunk_send(sock, (char*)&i, int_type->size[GRAS_THISARCH]);
}
-static gras_error_t
-gras_dd_recv_int(gras_socket_t *sock, int r_arch, int *i) {
- gras_error_t errcode;
+static _XBT_INLINE xbt_error_t
+gras_dd_recv_int(gras_socket_t sock, int r_arch, int *i) {
+ xbt_error_t errcode;
if (!int_type) {
int_type = gras_datadesc_by_name("int");
- gras_assert(int_type);
+ xbt_assert(int_type);
}
if (int_type->size[GRAS_THISARCH] >= int_type->size[r_arch]) {
TRY(gras_trp_chunk_recv(sock, (char*)i, int_type->size[r_arch]));
- TRY(gras_dd_convert_elm(int_type,r_arch, i,i));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(int_type,1,r_arch, i,i));
} else {
- void *ptr = NULL;
- ptr = malloc((size_t)int_type->size[r_arch]);
+ void *ptr = xbt_malloc(int_type->size[r_arch]);
+
TRY(gras_trp_chunk_recv(sock, (char*)ptr, int_type->size[r_arch]));
- TRY(gras_dd_convert_elm(int_type,r_arch, ptr,i));
- free(ptr);
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(int_type,1,r_arch, ptr,i));
+ xbt_free(ptr);
}
DEBUG1("recv_int(%d)",*i);
* of 'length' bytes set to 0.
* FIXME: Check in configure?
*/
-static int
+static _XBT_INLINE int
gras_dd_is_r_null(char **r_ptr, long int length) {
int i;
return 1;
}
-static gras_error_t
-gras_dd_alloc_ref(gras_dict_t *refs,
+static _XBT_INLINE xbt_error_t
+gras_dd_alloc_ref(xbt_dict_t refs,
long int size,
char **r_ref,
long int r_len, /* pointer_type->size[r_arch] */
- char **l_ref) {
+ char **l_ref,
+ int detect_cycle) {
char *l_data = NULL;
- gras_error_t errcode;
- gras_assert1(size>0,"Cannot allocate %d bytes!", size);
- if (! (l_data = malloc((size_t)size)) )
- RAISE_MALLOC;
+ xbt_assert1(size>0,"Cannot allocate %ld bytes!", size);
+ l_data = xbt_malloc((size_t)size);
*l_ref = l_data;
- DEBUG2("l_data=%p, &l_data=%p",l_data,&l_data);
-
- DEBUG3("alloc_ref: r_ref=%p; *r_ref=%p, r_len=%d",
- r_ref, r_ref?*r_ref:NULL, r_len);
- if (r_ref && !gras_dd_is_r_null( r_ref, r_len)) {
- void *ptr = malloc(sizeof(void *));
- if (!ptr)
- RAISE_MALLOC;
- // memcpy(ptr,&l_data, sizeof(void *));
- memcpy(ptr,l_ref, sizeof(void *));
-
- DEBUG2("Insert %p under %p",*(void**)ptr, *(void**)r_ref);
- /* FIXME: Leaking on the ptr. Do I really need to copy it? */
- TRY(gras_dict_set_ext(refs,(const char *) r_ref, r_len, ptr, NULL));
- }
- return no_error;
-}
-
-/**
- * gras_datadesc_type_cmp:
- *
- * Compares two datadesc types with the same semantic than strcmp.
- *
- * This comparison does not take the set headers into account (name and ID),
- * but only the payload (actual type description).
- */
-int gras_datadesc_type_cmp(const gras_datadesc_type_t *d1,
- const gras_datadesc_type_t *d2) {
- int ret,cpt;
- gras_dd_cat_field_t *field1,*field2;
- gras_datadesc_type_t *field_desc_1,*field_desc_2;
-
+ DEBUG2("l_data=%p, &l_data=%p",(void*)l_data,(void*)&l_data);
- if (!d1 && d2) return 1;
- if (!d1 && !d2) return 0;
- if ( d1 && !d2) return -1;
+ DEBUG3("alloc_ref: r_ref=%p; *r_ref=%p, r_len=%ld",
+ (void*)r_ref, (void*)(r_ref?*r_ref:NULL), r_len);
+ if (detect_cycle && r_ref && !gras_dd_is_r_null( r_ref, r_len)) {
+ void *ptr = xbt_malloc(sizeof(void *));
- if (d1->size != d2->size )
- return d1->size > d2->size ? 1 : -1;
- if (d1->alignment != d2->alignment)
- return d1->alignment > d2->alignment ? 1 : -1;
- if (d1->aligned_size != d2->aligned_size)
- return d1->aligned_size > d2->aligned_size ? 1 : -1;
-
- if (d1->category_code != d2->category_code)
- return d1->category_code > d2->category_code ? 1 : -1;
+ CRITICAL0("detect_cycle");
+ memcpy(ptr,l_ref, sizeof(void *));
- if (d1->pre != d2->pre)
- return d1->pre > d2->pre ? 1 : -1;
- if (d1->post != d2->post)
- return d1->post > d2->post ? 1 : -1;
+ DEBUG2("Insert %p under %p",*(void**)ptr, *(void**)r_ref);
- switch (d1->category_code) {
- case e_gras_datadesc_type_cat_scalar:
- if (d1->category.scalar_data.encoding != d2->category.scalar_data.encoding)
- return d1->category.scalar_data.encoding > d2->category.scalar_data.encoding ? 1 : -1 ;
- break;
-
- case e_gras_datadesc_type_cat_struct:
- if (gras_dynar_length(d1->category.struct_data.fields) !=
- gras_dynar_length(d2->category.struct_data.fields))
- return gras_dynar_length(d1->category.struct_data.fields) >
- gras_dynar_length(d2->category.struct_data.fields) ?
- 1 : -1;
-
- gras_dynar_foreach(d1->category.struct_data.fields, cpt, field1) {
-
- gras_dynar_get(d2->category.struct_data.fields, cpt, field2);
- gras_datadesc_by_id(field1->code,&field_desc_1); /* FIXME: errcode ignored */
- gras_datadesc_by_id(field2->code,&field_desc_2);
- ret = gras_datadesc_type_cmp(field_desc_1,field_desc_2);
- if (ret)
- return ret;
-
- }
- break;
-
- case e_gras_datadesc_type_cat_union:
- if (d1->category.union_data.selector != d2->category.union_data.selector)
- return d1->category.union_data.selector > d2->category.union_data.selector ? 1 : -1;
-
- if (gras_dynar_length(d1->category.union_data.fields) !=
- gras_dynar_length(d2->category.union_data.fields))
- return gras_dynar_length(d1->category.union_data.fields) >
- gras_dynar_length(d2->category.union_data.fields) ?
- 1 : -1;
-
- gras_dynar_foreach(d1->category.union_data.fields, cpt, field1) {
-
- gras_dynar_get(d2->category.union_data.fields, cpt, field2);
- gras_datadesc_by_id(field1->code,&field_desc_1); /* FIXME: errcode ignored */
- gras_datadesc_by_id(field2->code,&field_desc_2);
- ret = gras_datadesc_type_cmp(field_desc_1,field_desc_2);
- if (ret)
- return ret;
-
- }
- break;
-
-
- case e_gras_datadesc_type_cat_ref:
- if (d1->category.ref_data.selector != d2->category.ref_data.selector)
- return d1->category.ref_data.selector > d2->category.ref_data.selector ? 1 : -1;
-
- if (d1->category.ref_data.code != d2->category.ref_data.code)
- return d1->category.ref_data.code > d2->category.ref_data.code ? 1 : -1;
- break;
-
- case e_gras_datadesc_type_cat_array:
- if (d1->category.array_data.code != d2->category.array_data.code)
- return d1->category.array_data.code > d2->category.array_data.code ? 1 : -1;
-
- if (d1->category.array_data.fixed_size != d2->category.array_data.fixed_size)
- return d1->category.array_data.fixed_size > d2->category.array_data.fixed_size ? 1 : -1;
-
- if (d1->category.array_data.dynamic_size != d2->category.array_data.dynamic_size)
- return d1->category.array_data.dynamic_size > d2->category.array_data.dynamic_size ? 1 : -1;
-
- break;
-
- case e_gras_datadesc_type_cat_ignored:
- /* That's ignored... */
- default:
- /* two stupidly created ddt are equally stupid ;) */
- break;
+ if (detect_cycle)
+ xbt_dict_set_ext(refs,(const char *) r_ref, r_len, ptr, xbt_free_fct);
}
- return 0;
-
+ return no_error;
}
/**
* to a new location, and store a pointer to it in dst.
*
*/
-gras_error_t gras_datadesc_cpy(gras_datadesc_type_t *type,
+xbt_error_t gras_datadesc_cpy(gras_datadesc_type_t type,
void *src,
void **dst) {
RAISE_UNIMPLEMENTED;
}
-static gras_error_t
-gras_datadesc_send_rec(gras_socket_t *sock,
- gras_dd_cbps_t *state,
- gras_dict_t *refs,
- gras_datadesc_type_t *type,
- char *data) {
-
- gras_error_t errcode;
- int cpt;
- gras_datadesc_type_t *sub_type; /* type on which we recurse */
+static xbt_error_t
+gras_datadesc_send_rec(gras_socket_t sock,
+ gras_cbps_t state,
+ xbt_dict_t refs,
+ gras_datadesc_type_t type,
+ char *data,
+ int detect_cycle) {
+
+ xbt_error_t errcode;
+ int cpt;
+ gras_datadesc_type_t sub_type; /* type on which we recurse */
VERB2("Send a %s (%s)",
type->name, gras_datadesc_cat_names[type->category_code]);
- if (type->pre) {
- type->pre(state,type,data);
+ if (type->send) {
+ type->send(state,data);
}
switch (type->category_code) {
break;
case e_gras_datadesc_type_cat_struct: {
- gras_dd_cat_struct_t struct_data;
- gras_dd_cat_field_t *field;
- char *field_data;
-
+ gras_dd_cat_struct_t struct_data;
+ gras_dd_cat_field_t field;
+ char *field_data;
+
struct_data = type->category.struct_data;
+ xbt_assert1(struct_data.closed,
+ "Please call gras_datadesc_declare_struct_close on %s before sending it",
+ type->name);
VERB1(">> Send all fields of the structure %s",type->name);
- gras_dynar_foreach(struct_data.fields, cpt, field) {
+ xbt_dynar_foreach(struct_data.fields, cpt, field) {
field_data = data;
field_data += field->offset[GRAS_THISARCH];
- TRY(gras_datadesc_by_id(field->code, &sub_type));
+ sub_type = field->type;
if (field->pre)
- field->pre(state,sub_type,field_data);
+ field->pre(state,field_data);
- TRY(gras_datadesc_send_rec(sock,state,refs,sub_type, field_data));
+ VERB1("Send field %s",field->name);
+ TRY(gras_datadesc_send_rec(sock,state,refs,sub_type, field_data, detect_cycle || sub_type->cycle));
if (field->post)
- field->post(state,sub_type,field_data);
+ field->post(state,field_data);
}
VERB1("<< Sent all fields of the structure %s", type->name);
}
case e_gras_datadesc_type_cat_union: {
- gras_dd_cat_union_t union_data;
- gras_dd_cat_field_t *field;
- int field_num;
+ gras_dd_cat_union_t union_data;
+ gras_dd_cat_field_t field=NULL;
+ int field_num;
union_data = type->category.union_data;
+ xbt_assert1(union_data.closed,
+ "Please call gras_datadesc_declare_union_close on %s before sending it",
+ type->name);
/* retrieve the field number */
- field_num = union_data.selector(state, type, data);
+ field_num = union_data.selector(state, data);
- gras_assert1(field_num > 0,
+ xbt_assert1(field_num > 0,
"union field selector of %s gave a negative value",
type->name);
- gras_assert3(field_num < gras_dynar_length(union_data.fields),
- "union field selector of %s returned %d but there is only %d fields",
- type->name, field_num, gras_dynar_length(union_data.fields));
+ xbt_assert3(field_num < xbt_dynar_length(union_data.fields),
+ "union field selector of %s returned %d but there is only %lu fields",
+ type->name, field_num, xbt_dynar_length(union_data.fields));
/* Send the field number */
TRY(gras_dd_send_int(sock, field_num));
/* Send the content */
- gras_dynar_get(union_data.fields, field_num, field);
- TRY(gras_datadesc_by_id(field->code, &sub_type));
+ field = xbt_dynar_get_as(union_data.fields, field_num, gras_dd_cat_field_t);
+ sub_type = field->type;
if (field->pre)
- field->pre(state,sub_type,data);
+ field->pre(state,data);
- TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, data));
+ TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, data, detect_cycle || sub_type->cycle));
if (field->post)
- field->post(state,sub_type,data);
+ field->post(state,data);
break;
}
case e_gras_datadesc_type_cat_ref: {
gras_dd_cat_ref_t ref_data;
- int ref_code;
void **ref=(void**)data;
void *dummy;
ref_data = type->category.ref_data;
/* Detect the referenced type and send it to peer if needed */
- ref_code = ref_data.code;
- if (ref_code < 0) {
- ref_code = ref_data.selector(state,type,data);
- TRY(gras_dd_send_int(sock, ref_code));
+ sub_type = ref_data.type;
+ if (sub_type == NULL) {
+ sub_type = (*ref_data.selector)(state,data);
+ TRY(gras_dd_send_int(sock, sub_type->code));
}
/* Send the actual value of the pointer for cycle handling */
if (!pointer_type) {
pointer_type = gras_datadesc_by_name("data pointer");
- gras_assert(pointer_type);
+ xbt_assert(pointer_type);
}
TRY(gras_trp_chunk_send(sock, (char*)data,
VERB0("Not sending NULL referenced data");
break;
}
- errcode = gras_dict_get_ext(refs,(char*)ref, sizeof(void*), &dummy);
+ errcode = detect_cycle
+ ? xbt_dict_get_ext(refs,(char*)ref, sizeof(void*), &dummy)
+ : mismatch_error;
if (errcode == mismatch_error) {
- VERB1("Sending data referenced at %p", *ref);
- TRY(gras_dict_set_ext(refs, (char*)ref, sizeof(void*), ref, NULL));
- TRY(gras_datadesc_by_id(ref_code, &sub_type));
- TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, *ref));
-
+ VERB1("Sending data referenced at %p", (void*)*ref);
+ if (detect_cycle)
+ xbt_dict_set_ext(refs, (char*)ref, sizeof(void*), ref, NULL);
+ TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, *ref, detect_cycle || sub_type->cycle));
+
} else if (errcode == no_error) {
- VERB1("Not sending data referenced at %p (already done)", *ref);
+ VERB1("Not sending data referenced at %p (already done)", (void*)*ref);
} else {
- return errcode;
+ return errcode;
}
break;
/* determine and send the element count */
count = array_data.fixed_size;
- if (count <= 0) {
- count = array_data.dynamic_size(state,type,data);
- gras_assert1(count >=0,
+ if (count == 0) {
+ count = array_data.dynamic_size(state,data);
+ xbt_assert1(count >=0,
"Invalid (negative) array size for type %s",type->name);
TRY(gras_dd_send_int(sock, count));
}
/* send the content */
- TRY(gras_datadesc_by_id(array_data.code, &sub_type));
+ sub_type = array_data.type;
elm_size = sub_type->aligned_size[GRAS_THISARCH];
- for (cpt=0; cpt<count; cpt++) {
- TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, ptr));
- ptr += elm_size;
+ if (sub_type->category_code == e_gras_datadesc_type_cat_scalar) {
+ VERB1("Array of %ld scalars, send it in one shot",count);
+ TRY(gras_trp_chunk_send(sock, data,
+ sub_type->aligned_size[GRAS_THISARCH] * count));
+ } else if (sub_type->category_code == e_gras_datadesc_type_cat_array &&
+ sub_type->category.array_data.fixed_size > 0 &&
+ sub_type->category.array_data.type->category_code == e_gras_datadesc_type_cat_scalar) {
+
+ VERB1("Array of %ld fixed array of scalars, send it in one shot",count);
+ TRY(gras_trp_chunk_send(sock, data,
+ sub_type->category.array_data.type->aligned_size[GRAS_THISARCH]
+ * count * sub_type->category.array_data.fixed_size));
+
+ } else {
+ for (cpt=0; cpt<count; cpt++) {
+ TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, ptr, detect_cycle || sub_type->cycle));
+ ptr += elm_size;
+ }
}
break;
}
default:
- gras_assert0(0, "Invalid type");
- }
-
- if (type->post) {
- type->post(state,type,data);
+ xbt_assert0(0, "Invalid type");
}
return no_error;
* Copy the data pointed by src and described by type to the socket
*
*/
-gras_error_t gras_datadesc_send(gras_socket_t *sock,
- gras_datadesc_type_t *type,
+xbt_error_t gras_datadesc_send(gras_socket_t sock,
+ gras_datadesc_type_t type,
void *src) {
- gras_error_t errcode;
- gras_dd_cbps_t *state = NULL;
- gras_dict_t *refs; /* all references already sent */
+ xbt_error_t errcode;
+ gras_cbps_t state;
+ xbt_dict_t refs; /* all references already sent */
- TRY(gras_dict_new(&refs));
- TRY(gras_dd_cbps_new(&state));
-
- errcode = gras_datadesc_send_rec(sock,state,refs,type,(char*)src);
+ refs = xbt_dict_new();
+ state = gras_cbps_new();
+
+ errcode = gras_datadesc_send_rec(sock,state,refs,type,(char*)src, type->cycle);
- gras_dict_free(&refs);
- gras_dd_cbps_free(&state);
+ xbt_dict_free(&refs);
+ gras_cbps_free(&state);
return errcode;
}
* gras_datadesc_recv_rec:
*
* Do the data reception job recursively.
+ *
+ * subsize used only to deal with vicious case of reference to dynamic array.
+ * This size is needed at the reference reception level (to allocate enough
+ * space) and at the array reception level (to fill enough room).
+ *
+ * Having this size passed as an argument of the recursive function is a crude
+ * hack, but I was told that working code is sometimes better than neat one ;)
*/
-gras_error_t
-gras_datadesc_recv_rec(gras_socket_t *sock,
- gras_dd_cbps_t *state,
- gras_dict_t *refs,
- gras_datadesc_type_t *type,
+xbt_error_t
+gras_datadesc_recv_rec(gras_socket_t sock,
+ gras_cbps_t state,
+ xbt_dict_t refs,
+ gras_datadesc_type_t type,
int r_arch,
char **r_data,
long int r_lgr,
- char **dst) {
+ char *l_data,
+ int subsize,
+ int detect_cycle) {
- gras_error_t errcode;
- char *l_data = *dst; /* dereference to avoid typo */
- int cpt;
- gras_datadesc_type_t *sub_type;
+ xbt_error_t errcode;
+ int cpt;
+ gras_datadesc_type_t sub_type;
- VERB1("Recv a %s", type->name);
+ VERB2("Recv a %s @%p", type->name, (void*)l_data);
+ xbt_assert(l_data);
switch (type->category_code) {
case e_gras_datadesc_type_cat_scalar:
- if (!l_data) {
- TRY(gras_dd_alloc_ref(refs,type->size[GRAS_THISARCH],r_data,r_lgr, dst));
- l_data = *dst;
- }
-
- if (type->size[GRAS_THISARCH] >= type->size[r_arch]) {
+ if (type->size[GRAS_THISARCH] == type->size[r_arch]) {
TRY(gras_trp_chunk_recv(sock, (char*)l_data, type->size[r_arch]));
- TRY(gras_dd_convert_elm(type,r_arch, l_data,l_data));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(type,1,r_arch, l_data,l_data));
} else {
- void *ptr = NULL;
- ptr = malloc((size_t)type->size[r_arch]);
+ void *ptr = xbt_malloc(type->size[r_arch]);
+
TRY(gras_trp_chunk_recv(sock, (char*)ptr, type->size[r_arch]));
- TRY(gras_dd_convert_elm(type,r_arch, ptr,l_data));
- free(ptr);
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(type,1,r_arch, ptr,l_data));
+ xbt_free(ptr);
}
break;
case e_gras_datadesc_type_cat_struct: {
- gras_dd_cat_struct_t struct_data;
- gras_dd_cat_field_t *field;
+ gras_dd_cat_struct_t struct_data;
+ gras_dd_cat_field_t field;
struct_data = type->category.struct_data;
- if (!l_data) {
- TRY(gras_dd_alloc_ref(refs,type->size[GRAS_THISARCH],r_data,r_lgr, dst));
- l_data = *dst;
- }
-
+ xbt_assert1(struct_data.closed,
+ "Please call gras_datadesc_declare_struct_close on %s before receiving it",
+ type->name);
VERB1(">> Receive all fields of the structure %s",type->name);
- gras_dynar_foreach(struct_data.fields, cpt, field) {
+ xbt_dynar_foreach(struct_data.fields, cpt, field) {
char *field_data = l_data + field->offset[GRAS_THISARCH];
- TRY(gras_datadesc_by_id(field->code, &sub_type));
+ sub_type = field->type;
TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
r_arch,NULL,0,
- &field_data));
+ field_data,-1,
+ detect_cycle || sub_type->cycle));
}
VERB1("<< Received all fields of the structure %s", type->name);
}
case e_gras_datadesc_type_cat_union: {
- gras_dd_cat_union_t union_data;
- gras_dd_cat_field_t *field;
- int field_num;
+ gras_dd_cat_union_t union_data;
+ gras_dd_cat_field_t field=NULL;
+ int field_num;
union_data = type->category.union_data;
- if (!l_data) {
- TRY(gras_dd_alloc_ref(refs,type->size[GRAS_THISARCH],r_data,r_lgr, dst));
- l_data = *dst;
- }
-
+ xbt_assert1(union_data.closed,
+ "Please call gras_datadesc_declare_union_close on %s before receiving it",
+ type->name);
/* retrieve the field number */
TRY(gras_dd_recv_int(sock, r_arch, &field_num));
if (field_num < 0)
RAISE1(mismatch_error,
"Received union field for %s is negative", type->name);
- if (field_num < gras_dynar_length(union_data.fields))
+ if (field_num < xbt_dynar_length(union_data.fields))
RAISE3(mismatch_error,
- "Received union field for %s is %d but there is only %d fields",
- type->name, field_num, gras_dynar_length(union_data.fields));
+ "Received union field for %s is %d but there is only %lu fields",
+ type->name, field_num, xbt_dynar_length(union_data.fields));
/* Recv the content */
- gras_dynar_get(union_data.fields, field_num, field);
- TRY(gras_datadesc_by_id(field->code, &sub_type));
+ field = xbt_dynar_get_as(union_data.fields, field_num, gras_dd_cat_field_t);
+ sub_type = field->type;
TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
r_arch,NULL,0,
- dst));
+ l_data,-1,
+ detect_cycle || sub_type->cycle));
break;
}
char **r_ref = NULL;
char **l_ref = NULL;
gras_dd_cat_ref_t ref_data;
- int ref_code;
ref_data = type->category.ref_data;
/* Get the referenced type locally or from peer */
- ref_code = ref_data.code;
- if (ref_code < 0)
+ sub_type = ref_data.type;
+ if (sub_type == NULL) {
+ int ref_code;
TRY(gras_dd_recv_int(sock, r_arch, &ref_code));
+ TRY(gras_datadesc_by_id(ref_code, &sub_type));
+ }
/* Get the actual value of the pointer for cycle handling */
if (!pointer_type) {
pointer_type = gras_datadesc_by_name("data pointer");
- gras_assert(pointer_type);
+ xbt_assert(pointer_type);
}
- if (! (r_ref = malloc((size_t)pointer_type->size[r_arch])) )
- RAISE_MALLOC;
+ r_ref = xbt_malloc(pointer_type->size[r_arch]);
+
TRY(gras_trp_chunk_recv(sock, (char*)r_ref,
pointer_type->size[r_arch]));
- if (!l_data) {
- TRY(gras_dd_alloc_ref(refs,type->size[GRAS_THISARCH],r_data,r_lgr, dst));
- l_data = *dst;
- }
-
/* Receive the pointed data only if not already sent */
if (gras_dd_is_r_null(r_ref, pointer_type->size[r_arch])) {
- VERB1("Not receiving data remotely referenced at %p since it's NULL",
+ VERB1("Not receiving data remotely referenced @%p since it's NULL",
*(void **)r_ref);
*(void**)l_data = NULL;
+ xbt_free(r_ref);
break;
}
- errcode = gras_dict_get_ext(refs,
+
+ errcode = detect_cycle
+ ? xbt_dict_get_ext(refs,
(char*)r_ref, pointer_type->size[r_arch],
- (void**)&l_ref);
-
+ (void**)&l_ref)
+ : mismatch_error;
if (errcode == mismatch_error) {
+ int subsubcount = 0;
void *l_referenced=NULL;
- VERB1("Receiving data remotely referenced at %p", *(void**)r_ref);
- TRY(gras_datadesc_by_id(ref_code, &sub_type));
- // DEBUG2("l_ref= %p; &l_ref=%p",l_referenced,&l_referenced);
+ VERB2("Receiving a ref to '%s', remotely @%p",
+ sub_type->name, *(void**)r_ref);
+ if (sub_type->category_code == e_gras_datadesc_type_cat_array) {
+ /* Damn. Reference to a dynamic array. Allocating the size for it
+ is more complicated */
+ gras_dd_cat_array_t array_data = sub_type->category.array_data;
+ gras_datadesc_type_t subsub_type;
+
+ subsubcount = array_data.fixed_size;
+ if (subsubcount == 0)
+ TRY(gras_dd_recv_int(sock, r_arch, &subsubcount));
+
+ subsub_type = array_data.type;
+
+
+ TRY(gras_dd_alloc_ref(refs,
+ subsub_type->size[GRAS_THISARCH] * subsubcount,
+ r_ref,pointer_type->size[r_arch],
+ (char**)&l_referenced,
+ detect_cycle));
+ } else {
+ TRY(gras_dd_alloc_ref(refs,sub_type->size[GRAS_THISARCH],
+ r_ref,pointer_type->size[r_arch],
+ (char**)&l_referenced,
+ detect_cycle));
+ }
+
TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
r_arch,r_ref,pointer_type->size[r_arch],
- (char**)&l_referenced));
+ (char*)l_referenced, subsubcount,
+ detect_cycle || sub_type->cycle));
*(void**)l_data=l_referenced;
+ VERB3("'%s' remotely referenced at %p locally at %p",
+ sub_type->name, *(void**)r_ref, l_referenced);
} else if (errcode == no_error) {
- VERB1("NOT receiving data remotely referenced at %p (already done). ",
- *(void**)r_ref);
-
- VERB2("l_ref=%p; *l_ref=%p", l_ref,*l_ref);
+ VERB2("NOT receiving data remotely referenced @%p (already done, @%p here)",
+ *(void**)r_ref, *(void**)l_ref);
*(void**)l_data=*l_ref;
} else {
return errcode;
}
- VERB1("*l_data=%p",*(void**)l_data);
+ xbt_free(r_ref);
break;
}
long int elm_size;
array_data = type->category.array_data;
- /* determine element count locally or from peer */
+ /* determine element count locally, or from caller, or from peer */
count = array_data.fixed_size;
- if (count <= 0)
+ if (count == 0)
+ count = subsize;
+ if (count == 0)
TRY(gras_dd_recv_int(sock, r_arch, &count));
- if (count < 0)
+ if (count == 0)
RAISE1(mismatch_error,
- "Invalid (negative) array size for type %s",type->name);
+ "Invalid (=0) array size for type %s",type->name);
/* receive the content */
- TRY(gras_datadesc_by_id(array_data.code, &sub_type));
- elm_size = sub_type->aligned_size[GRAS_THISARCH];
-
- if (!l_data) {
- TRY(gras_dd_alloc_ref(refs,elm_size*count,r_data,r_lgr, dst));
- l_data = *dst;
- }
-
- ptr = l_data;
- for (cpt=0; cpt<count; cpt++) {
- TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
- r_arch, NULL, 0, &ptr));
- ptr += elm_size;
+ sub_type = array_data.type;
+ if (sub_type->category_code == e_gras_datadesc_type_cat_scalar) {
+ VERB1("Array of %d scalars, get it in one shoot", count);
+ if (sub_type->aligned_size[GRAS_THISARCH] >=
+ sub_type->aligned_size[r_arch]) {
+ TRY(gras_trp_chunk_recv(sock, (char*)l_data,
+ sub_type->aligned_size[r_arch] * count));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(sub_type,count,r_arch, l_data,l_data));
+ } else {
+ ptr = xbt_malloc(sub_type->aligned_size[r_arch] * count);
+
+ TRY(gras_trp_chunk_recv(sock, (char*)ptr,
+ sub_type->size[r_arch] * count));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(sub_type,count,r_arch, ptr,l_data));
+ xbt_free(ptr);
+ }
+ } else if (sub_type->category_code == e_gras_datadesc_type_cat_array &&
+ sub_type->category.array_data.fixed_size > 0 &&
+ sub_type->category.array_data.type->category_code == e_gras_datadesc_type_cat_scalar) {
+ gras_datadesc_type_t subsub_type;
+ array_data = sub_type->category.array_data;
+ subsub_type = array_data.type;
+
+ VERB1("Array of %d fixed array of scalars, get it in one shot",count);
+ if (subsub_type->aligned_size[GRAS_THISARCH] >=
+ subsub_type->aligned_size[r_arch]) {
+ TRY(gras_trp_chunk_recv(sock, (char*)l_data,
+ subsub_type->aligned_size[r_arch] * count *
+ array_data.fixed_size));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(subsub_type,count*array_data.fixed_size,r_arch, l_data,l_data));
+ } else {
+ ptr = xbt_malloc(subsub_type->aligned_size[r_arch] * count*array_data.fixed_size);
+
+ TRY(gras_trp_chunk_recv(sock, (char*)ptr,
+ subsub_type->size[r_arch] * count*array_data.fixed_size));
+ if (r_arch != GRAS_THISARCH)
+ TRY(gras_dd_convert_elm(subsub_type,count*array_data.fixed_size,r_arch, ptr,l_data));
+ xbt_free(ptr);
+ }
+
+
+ } else {
+ /* not scalar content, get it recursively (may contain pointers) */
+ elm_size = sub_type->aligned_size[GRAS_THISARCH];
+ VERB2("Receive a %d-long array of %s",count, sub_type->name);
+
+ ptr = l_data;
+ for (cpt=0; cpt<count; cpt++) {
+ TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
+ r_arch, NULL, 0, ptr,-1,
+ detect_cycle || sub_type->cycle));
+ ptr += elm_size;
+ }
}
break;
}
default:
- gras_assert0(0, "Invalid type");
+ xbt_assert0(0, "Invalid type");
}
+ if (type->recv)
+ type->recv(state,l_data);
+
return no_error;
}
* and store a pointer to it in @dst
*
*/
-gras_error_t
-gras_datadesc_recv(gras_socket_t *sock,
- gras_datadesc_type_t *type,
- int r_arch,
- void **dst) {
-
- gras_error_t errcode;
- gras_dd_cbps_t *state = NULL; /* callback persistent state */
- gras_dict_t *refs; /* all references already sent */
-
- TRY(gras_dict_new(&refs));
- TRY(gras_dd_cbps_new(&state));
- if (!dst)
- CRITICAL0("Cannot receive data into a NULL pointer!");
- if (*dst)
- VERB0("'*dst' not NULL in datadesc_recv. Data to be copied there without malloc");
+xbt_error_t
+gras_datadesc_recv(gras_socket_t sock,
+ gras_datadesc_type_t type,
+ int r_arch,
+ void *dst) {
+
+ xbt_error_t errcode;
+ gras_cbps_t state; /* callback persistent state */
+ xbt_dict_t refs; /* all references already sent */
+
+ refs = xbt_dict_new();
+ state = gras_cbps_new();
errcode = gras_datadesc_recv_rec(sock, state, refs, type,
r_arch, NULL, 0,
- (char **) dst);
+ (char *) dst,-1,
+ type->cycle);
- gras_dict_free(&refs);
- gras_dd_cbps_free(&state);
+ xbt_dict_free(&refs);
+ gras_cbps_free(&state);
return errcode;
}
