/* 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. */
+#include "xbt/ex.h"
#include "gras/DataDesc/datadesc_private.h"
#include "gras/Transport/transport_interface.h" /* gras_trp_chunk_send/recv */
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 _XBT_INLINE void gras_dd_send_int(gras_socket_t sock, int i);
+static _XBT_INLINE void gras_dd_recv_int(gras_socket_t sock, int r_arch, int *i);
-static _XBT_INLINE xbt_error_t
+static _XBT_INLINE void
gras_dd_alloc_ref(xbt_dict_t refs, long int size,
char **r_ref, long int r_len,
char **l_ref, int detect_cycle);
static _XBT_INLINE int
gras_dd_is_r_null(char **r_ptr, long int length);
-static _XBT_INLINE xbt_error_t
+static _XBT_INLINE void
gras_dd_send_int(gras_socket_t sock,int i) {
if (!int_type) {
}
DEBUG1("send_int(%d)",i);
- return gras_trp_chunk_send(sock, (char*)&i, int_type->size[GRAS_THISARCH]);
+ gras_trp_chunk_send(sock, (char*)&i, int_type->size[GRAS_THISARCH]);
}
-static _XBT_INLINE xbt_error_t
+static _XBT_INLINE void
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");
}
if (int_type->size[GRAS_THISARCH] >= int_type->size[r_arch]) {
- TRY(gras_trp_chunk_recv(sock, (char*)i, int_type->size[r_arch]));
+ gras_trp_chunk_recv(sock, (char*)i, int_type->size[r_arch]);
if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(int_type,1,r_arch, i,i));
+ gras_dd_convert_elm(int_type,1,r_arch, i,i);
} else {
void *ptr = xbt_malloc(int_type->size[r_arch]);
- TRY(gras_trp_chunk_recv(sock, (char*)ptr, int_type->size[r_arch]));
+ gras_trp_chunk_recv(sock, (char*)ptr, int_type->size[r_arch]);
if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(int_type,1,r_arch, ptr,i));
+ gras_dd_convert_elm(int_type,1,r_arch, ptr,i);
free(ptr);
}
DEBUG1("recv_int(%d)",*i);
-
- return no_error;
}
/*
return 1;
}
-static _XBT_INLINE xbt_error_t
+static _XBT_INLINE void
gras_dd_alloc_ref(xbt_dict_t refs,
long int size,
char **r_ref,
if (detect_cycle)
xbt_dict_set_ext(refs,(const char *) r_ref, r_len, ptr, free);
}
- return no_error;
}
/**
* to a new location, and store a pointer to it in dst.
*
*/
-xbt_error_t gras_datadesc_cpy(gras_datadesc_type_t type,
- void *src,
- void **dst) {
- RAISE_UNIMPLEMENTED;
+void gras_datadesc_cpy(gras_datadesc_type_t type,
+ void *src,
+ void **dst) {
+ THROW_UNIMPLEMENTED;
}
/***
*** Direct use functions
***/
-static xbt_error_t
+static void
gras_datadesc_send_rec(gras_socket_t sock,
gras_cbps_t state,
xbt_dict_t refs,
char *data,
int detect_cycle) {
- xbt_error_t errcode;
+ xbt_ex_t e;
int cpt;
gras_datadesc_type_t sub_type; /* type on which we recurse */
switch (type->category_code) {
case e_gras_datadesc_type_cat_scalar:
- TRY(gras_trp_chunk_send(sock, data, type->size[GRAS_THISARCH]));
+ gras_trp_chunk_send(sock, data, type->size[GRAS_THISARCH]);
break;
case e_gras_datadesc_type_cat_struct: {
field->send(type,state,field_data);
VERB1("Send field %s",field->name);
- TRY(gras_datadesc_send_rec(sock,state,refs,sub_type, field_data,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_send_rec(sock,state,refs,sub_type, field_data,
+ detect_cycle || sub_type->cycle);
}
VERB1("<< Sent all fields of the structure %s", type->name);
type->name, field_num, xbt_dynar_length(union_data.fields));
/* Send the field number */
- TRY(gras_dd_send_int(sock, field_num));
+ gras_dd_send_int(sock, field_num);
/* Send the content */
field = xbt_dynar_get_as(union_data.fields, field_num, gras_dd_cat_field_t);
if (field->send)
field->send(type,state,data);
- TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, data,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_send_rec(sock,state,refs, sub_type, data,
+ detect_cycle || sub_type->cycle);
break;
}
case e_gras_datadesc_type_cat_ref: {
gras_dd_cat_ref_t ref_data;
-
void **ref=(void**)data;
- void *dummy;
+ int reference_is_to_send;
ref_data = type->category.ref_data;
sub_type = ref_data.type;
if (sub_type == NULL) {
sub_type = (*ref_data.selector)(type,state,data);
- TRY(gras_dd_send_int(sock, sub_type->code));
+ gras_dd_send_int(sock, sub_type->code);
}
/* Send the actual value of the pointer for cycle handling */
xbt_assert(pointer_type);
}
- TRY(gras_trp_chunk_send(sock, (char*)data,
- pointer_type->size[GRAS_THISARCH]));
+ gras_trp_chunk_send(sock, (char*)data,
+ pointer_type->size[GRAS_THISARCH]);
/* Send the pointed data only if not already sent */
if (*(void**)data == NULL) {
VERB0("Not sending NULL referenced data");
break;
}
- errcode = detect_cycle
- ? xbt_dict_get_ext(refs,(char*)ref, sizeof(void*), &dummy)
- : mismatch_error;
- if (errcode == mismatch_error) {
+
+ reference_is_to_send = 0;
+ TRY {
+ if (detect_cycle)
+ /* return ignored. Just checking whether it's known or not */
+ xbt_dict_get_ext(refs,(char*)ref, sizeof(char*));
+ else
+ reference_is_to_send = 1;
+ } CATCH(e) {
+ if (e.category != not_found_error)
+ RETHROW;
+ reference_is_to_send = 1;
+ xbt_ex_free(e);
+ }
+
+ if (reference_is_to_send) {
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->flags & gras_datadesc_flag_cycle)));
+ 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)", (void*)*ref);
} else {
- return errcode;
- }
+ VERB1("Not sending data referenced at %p (already done)", (void*)*ref);
+ }
break;
}
count = array_data.dynamic_size(type,state,data);
xbt_assert1(count >=0,
"Invalid (negative) array size for type %s",type->name);
- TRY(gras_dd_send_int(sock, count));
+ gras_dd_send_int(sock, count);
}
/* send the content */
elm_size = sub_type->aligned_size[GRAS_THISARCH];
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));
+ 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));
+ 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->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_send_rec(sock,state,refs, sub_type, ptr,
+ detect_cycle || sub_type->cycle);
ptr += elm_size;
}
}
default:
xbt_assert0(0, "Invalid type");
}
-
- return no_error;
}
/**
* Copy the data pointed by src and described by type to the socket
*
*/
-xbt_error_t gras_datadesc_send(gras_socket_t sock,
- gras_datadesc_type_t type,
- void *src) {
+void gras_datadesc_send(gras_socket_t sock,
+ gras_datadesc_type_t type,
+ void *src) {
- xbt_error_t errcode;
+ xbt_ex_t e;
gras_cbps_t state;
xbt_dict_t refs; /* all references already sent */
refs = xbt_dict_new();
state = gras_cbps_new();
- errcode = gras_datadesc_send_rec(sock,state,refs,type,(char*)src, (type->flags & gras_datadesc_flag_cycle));
-
- xbt_dict_free(&refs);
- gras_cbps_free(&state);
-
- return errcode;
+ TRY {
+ gras_datadesc_send_rec(sock,state,refs,type,(char*)src, type->cycle);
+ } CLEANUP {
+ xbt_dict_free(&refs);
+ gras_cbps_free(&state);
+ } CATCH(e) {
+ RETHROW;
+ }
}
/**
* 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 ;)
*/
-static xbt_error_t
+static void
gras_datadesc_recv_rec(gras_socket_t sock,
gras_cbps_t state,
xbt_dict_t refs,
int subsize,
int detect_cycle) {
- xbt_error_t errcode;
int cpt;
gras_datadesc_type_t sub_type;
+ xbt_ex_t e;
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 (type->size[GRAS_THISARCH] == type->size[r_arch]) {
- TRY(gras_trp_chunk_recv(sock, (char*)l_data, type->size[r_arch]));
+ gras_trp_chunk_recv(sock, (char*)l_data, type->size[r_arch]);
if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(type,1,r_arch, l_data,l_data));
+ gras_dd_convert_elm(type,1,r_arch, l_data,l_data);
} else {
void *ptr = xbt_malloc(type->size[r_arch]);
- TRY(gras_trp_chunk_recv(sock, (char*)ptr, type->size[r_arch]));
+ gras_trp_chunk_recv(sock, (char*)ptr, type->size[r_arch]);
if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(type,1,r_arch, ptr,l_data));
+ gras_dd_convert_elm(type,1,r_arch, ptr,l_data);
free(ptr);
}
break;
sub_type = field->type;
- TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
- r_arch,NULL,0,
- field_data,-1,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_recv_rec(sock,state,refs, sub_type,
+ r_arch,NULL,0,
+ field_data,-1,
+ detect_cycle || sub_type->cycle);
if (field->recv)
field->recv(type,state,(void*)l_data);
"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));
+ gras_dd_recv_int(sock, r_arch, &field_num);
if (field_num < 0)
- RAISE1(mismatch_error,
+ THROW1(mismatch_error,0,
"Received union field for %s is negative", type->name);
if (field_num < xbt_dynar_length(union_data.fields))
- RAISE3(mismatch_error,
- "Received union field for %s is %d but there is only %lu fields",
+ THROW3(mismatch_error,0,
+ "Received union field for %s is said to be #%d but there is only %lu fields",
type->name, field_num, xbt_dynar_length(union_data.fields));
/* Recv the content */
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,
- l_data,-1,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_recv_rec(sock,state,refs, sub_type,
+ r_arch,NULL,0,
+ l_data,-1,
+ detect_cycle || sub_type->cycle);
if (field->recv)
field->recv(type,state,l_data);
char **r_ref = NULL;
char **l_ref = NULL;
gras_dd_cat_ref_t ref_data;
+ int reference_is_to_recv = 0;
ref_data = type->category.ref_data;
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));
+ gras_dd_recv_int(sock, r_arch, &ref_code);
+ sub_type = gras_datadesc_by_id(ref_code);
}
/* Get the actual value of the pointer for cycle handling */
r_ref = xbt_malloc(pointer_type->size[r_arch]);
- TRY(gras_trp_chunk_recv(sock, (char*)r_ref,
- pointer_type->size[r_arch]));
+ gras_trp_chunk_recv(sock, (char*)r_ref,
+ pointer_type->size[r_arch]);
/* Receive the pointed data only if not already sent */
if (gras_dd_is_r_null(r_ref, pointer_type->size[r_arch])) {
break;
}
- errcode = detect_cycle
- ? xbt_dict_get_ext(refs,
- (char*)r_ref, pointer_type->size[r_arch],
- (void**)&l_ref)
- : mismatch_error;
-
- if (errcode == mismatch_error) {
+ reference_is_to_recv = 0;
+ TRY {
+ if (detect_cycle)
+ l_ref = xbt_dict_get_ext(refs, (char*)r_ref, pointer_type->size[r_arch]);
+ else
+ reference_is_to_recv = 1;
+ } CATCH(e) {
+ if (e.category != not_found_error)
+ RETHROW;
+ reference_is_to_recv = 1;
+ xbt_ex_free(e);
+ }
+ if (reference_is_to_recv) {
int subsubcount = 0;
void *l_referenced=NULL;
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
+ /* Damn. Reference to a dynamic array. Allocating the space 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));
+ 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));
+ 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));
+ 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, subsubcount,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_recv_rec(sock,state,refs, sub_type,
+ r_arch,r_ref,pointer_type->size[r_arch],
+ (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) {
+ } else {
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;
- }
+ }
free(r_ref);
break;
}
if (count == 0)
count = subsize;
if (count == 0)
- TRY(gras_dd_recv_int(sock, r_arch, &count));
+ gras_dd_recv_int(sock, r_arch, &count);
if (count == 0)
- RAISE1(mismatch_error,
+ THROW1(mismatch_error,0,
"Invalid (=0) array size for type %s",type->name);
/* receive the content */
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));
+ 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));
+ 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));
+ 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));
+ gras_dd_convert_elm(sub_type,count,r_arch, ptr,l_data);
free(ptr);
}
} else if (sub_type->category_code == e_gras_datadesc_type_cat_array &&
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));
+ 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));
+ 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));
+ 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));
+ gras_dd_convert_elm(subsub_type,count*array_data.fixed_size,r_arch, ptr,l_data);
free(ptr);
}
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->flags & gras_datadesc_flag_cycle)));
+ gras_datadesc_recv_rec(sock,state,refs, sub_type,
+ r_arch, NULL, 0, ptr,-1,
+ detect_cycle || sub_type->cycle);
ptr += elm_size;
}
if (type->recv)
type->recv(type,state,l_data);
- return no_error;
}
/**
* and store a pointer to it in @dst
*
*/
-xbt_error_t
+void
gras_datadesc_recv(gras_socket_t sock,
gras_datadesc_type_t type,
int r_arch,
void *dst) {
- xbt_error_t errcode;
+ xbt_ex_t e;
gras_cbps_t state; /* callback persistent state */
xbt_dict_t refs; /* all references already sent */
state = gras_cbps_new();
xbt_assert0(type,"called with NULL type descriptor");
- errcode = gras_datadesc_recv_rec(sock, state, refs, type,
- r_arch, NULL, 0,
- (char *) dst,-1,
- (type->flags & gras_datadesc_flag_cycle));
-
- xbt_dict_free(&refs);
- gras_cbps_free(&state);
-
- return errcode;
-}
-
-#if 0
-/***
- *** IDL compiling functions
- ***/
-
-#define gras_datadesc_send_rec foo /* Just to make sure the copypast was ok */
-#define gras_datadesc_send foo /* Just to make sure the copypast was ok */
-#define gras_datadesc_recv_rec foo /* Just to make sure the copypast was ok */
-#define gras_datadesc_recv foo /* Just to make sure the copypast was ok */
-
-static xbt_error_t
-gras_datadesc_gen_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 */
-
- printf(" VERB2(\"Send a %s (%s)\");\n",
- type->name, gras_datadesc_cat_names[type->category_code]);
-
- xbt_assert0(!type->send, "Callbacks not implemented in IDL compiler");
-
- switch (type->category_code) {
- case e_gras_datadesc_type_cat_scalar:
- printf(" TRY(gras_trp_chunk_send(sock, data, %lu));\n",type->size[GRAS_THISARCH]);
- break;
-
- case e_gras_datadesc_type_cat_struct: {
- 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);
- printf(" VERB1(\">> Send all fields of the structure %s\");\n",type->name);
- xbt_dynar_foreach(struct_data.fields, cpt, field) {
- field_data = data;
- field_data += field->offset[GRAS_THISARCH];
-
- sub_type = field->type;
-
- xbt_assert0(!field->send, "Callbacks not implemented in IDL compiler");
-
- printf(" VERB1(\"Send field %s\");\n",field->name);
- printf(" data += %lu;\n",field->offset[GRAS_THISARCH]);
- TRY(gras_datadesc_gen_send_rec(sock,state,refs,sub_type, field_data,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
- printf(" data -= %lu;\n",field->offset[GRAS_THISARCH]);
-
- xbt_assert0(!field->recv, "Callbacks not implemented in IDL compiler");
- }
- printf(" VERB1(\"<< Sent all fields of the structure %s\"", type->name);
-
- break;
- }
-
- case e_gras_datadesc_type_cat_union: {
- 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 */
- printf(" field_num = union_data.selector(state, data);\n");
-
- printf(" xbt_assert0(field_num > 0,\n");
- printf(" \"union field selector of %s gave a negative value\");\n",type->name);
-
- printf(" xbt_assert3(field_num < xbt_dynar_length(union_data.fields),\n");
- printf(" \"union field selector of %s returned %%d but there is only %lu fields\",field_num);\n",
- type->name, xbt_dynar_length(union_data.fields));
-
- /* Send the field number */
- printf("TRY(gras_dd_send_int(sock, field_num));\n");
-
- /* Send the content */
- field = xbt_dynar_get_as(union_data.fields, field_num, gras_dd_cat_field_t);
- sub_type = field->type;
-
- if (field->send)
- field->send(state,data);
-
- TRY(gras_datadesc_gen_send_rec(sock,state,refs, sub_type, data,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
-
- break;
- }
-
- case e_gras_datadesc_type_cat_ref: {
- gras_dd_cat_ref_t ref_data;
-
- void **ref=(void**)data;
- void *dummy;
-
- ref_data = type->category.ref_data;
-
- /* Detect the referenced type and send it to peer if needed */
- 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");
- xbt_assert(pointer_type);
- }
-
- TRY(gras_trp_chunk_send(sock, (char*)data,
- pointer_type->size[GRAS_THISARCH]));
-
- /* Send the pointed data only if not already sent */
- if (*(void**)data == NULL) {
- VERB0("Not sending NULL referenced data");
- break;
- }
- 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", (void*)*ref);
- if (detect_cycle)
- xbt_dict_set_ext(refs, (char*)ref, sizeof(void*), ref, NULL);
- TRY(gras_datadesc_gen_send_rec(sock,state,refs, sub_type, *ref,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
-
- } else if (errcode == no_error) {
- VERB1("Not sending data referenced at %p (already done)", (void*)*ref);
- } else {
- return errcode;
- }
-
- break;
- }
-
- case e_gras_datadesc_type_cat_array: {
- gras_dd_cat_array_t array_data;
- long int count;
- char *ptr=data;
- long int elm_size;
-
- array_data = type->category.array_data;
-
- /* determine and send the element count */
- count = array_data.fixed_size;
- 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 */
- sub_type = array_data.type;
- elm_size = sub_type->aligned_size[GRAS_THISARCH];
- 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_gen_send_rec(sock,state,refs, sub_type, ptr,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
- ptr += elm_size;
- }
- }
- break;
- }
-
- default:
- xbt_assert0(0, "Invalid type");
- }
-
- return no_error;
-}
-
-/**
- * gras_datadesc_gen_send:
- *
- * Copy the data pointed by src and described by type to the socket
- *
- */
-xbt_error_t gras_datadesc_gen_send(gras_socket_t sock,
- gras_datadesc_type_t type,
- void *src) {
-
- xbt_error_t errcode;
- gras_cbps_t state;
- xbt_dict_t refs; /* all references already sent */
-
- refs = xbt_dict_new();
- state = gras_cbps_new();
-
- printf("xbt_error_t gras_%s_send(gras_socket_t sock,void *dst){\n",
- type->name);
- errcode = gras_datadesc_gen_send_rec(sock,state,refs,type,(char*)src,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle));
- printf("}\n");
-
- xbt_dict_free(&refs);
- gras_cbps_free(&state);
-
- return errcode;
-}
-
-/**
- * gras_datadesc_gen_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 ;)
- */
-static xbt_error_t
-gras_datadesc_gen_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 *l_data,
- int subsize,
- int detect_cycle) {
-
- xbt_error_t errcode;
- int cpt;
- gras_datadesc_type_t sub_type;
-
- 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 (type->size[GRAS_THISARCH] == type->size[r_arch]) {
- TRY(gras_trp_chunk_recv(sock, (char*)l_data, type->size[r_arch]));
- if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(type,1,r_arch, l_data,l_data));
- } else {
- void *ptr = xbt_malloc(type->size[r_arch]);
-
- TRY(gras_trp_chunk_recv(sock, (char*)ptr, type->size[r_arch]));
- if (r_arch != GRAS_THISARCH)
- TRY(gras_dd_convert_elm(type,1,r_arch, ptr,l_data));
- free(ptr);
- }
- break;
-
- case e_gras_datadesc_type_cat_struct: {
- gras_dd_cat_struct_t struct_data;
- gras_dd_cat_field_t field;
-
- struct_data = type->category.struct_data;
-
- 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);
- xbt_dynar_foreach(struct_data.fields, cpt, field) {
- char *field_data = l_data + field->offset[GRAS_THISARCH];
-
- sub_type = field->type;
-
- TRY(gras_datadesc_gen_recv_rec(sock,state,refs, sub_type,
- r_arch,NULL,0,
- field_data,-1,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
- if (field->recv)
- field->recv(type,state,data);
-
- }
- VERB1("<< Received all fields of the structure %s", type->name);
-
- break;
- }
-
- case e_gras_datadesc_type_cat_union: {
- 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 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 < xbt_dynar_length(union_data.fields))
- RAISE3(mismatch_error,
- "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 */
- field = xbt_dynar_get_as(union_data.fields, field_num, gras_dd_cat_field_t);
- sub_type = field->type;
-
- TRY(gras_datadesc_gen_recv_rec(sock,state,refs, sub_type,
- r_arch,NULL,0,
- l_data,-1,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
- if (field->recv)
- field->recv(type,state,data);
-
- break;
- }
-
- case e_gras_datadesc_type_cat_ref: {
- char **r_ref = NULL;
- char **l_ref = NULL;
- gras_dd_cat_ref_t ref_data;
-
- ref_data = type->category.ref_data;
-
- /* Get the referenced type locally or from peer */
- 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");
- xbt_assert(pointer_type);
- }
-
- r_ref = xbt_malloc(pointer_type->size[r_arch]);
-
- TRY(gras_trp_chunk_recv(sock, (char*)r_ref,
- pointer_type->size[r_arch]));
-
- /* 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 @%p since it's NULL",
- *(void **)r_ref);
- *(void**)l_data = NULL;
- free(r_ref);
- break;
- }
-
- errcode = detect_cycle
- ? xbt_dict_get_ext(refs,
- (char*)r_ref, pointer_type->size[r_arch],
- (void**)&l_ref)
- : mismatch_error;
-
- if (errcode == mismatch_error) {
- int subsubcount = 0;
- void *l_referenced=NULL;
-
- 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_gen_recv_rec(sock,state,refs, sub_type,
- r_arch,r_ref,pointer_type->size[r_arch],
- (char*)l_referenced, subsubcount,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_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) {
- 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;
- }
- free(r_ref);
- break;
- }
-
- case e_gras_datadesc_type_cat_array: {
- gras_dd_cat_array_t array_data;
- int count;
- char *ptr;
- long int elm_size;
-
- array_data = type->category.array_data;
- /* determine element count locally, or from caller, or from peer */
- count = array_data.fixed_size;
- if (count == 0)
- count = subsize;
- if (count == 0)
- TRY(gras_dd_recv_int(sock, r_arch, &count));
- if (count == 0)
- RAISE1(mismatch_error,
- "Invalid (=0) array size for type %s",type->name);
-
- /* receive the content */
- 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));
- 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));
- 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_gen_recv_rec(sock,state,refs, sub_type,
- r_arch, NULL, 0, ptr,-1,
- detect_cycle || (sub_type->flags & gras_datadesc_flag_cycle)));
-
- ptr += elm_size;
- }
- }
- break;
- }
-
- default:
- xbt_assert0(0, "Invalid type");
+ TRY {
+ gras_datadesc_recv_rec(sock, state, refs, type,
+ r_arch, NULL, 0,
+ (char *) dst,-1,
+ type->cycle);
+ } CLEANUP {
+ xbt_dict_free(&refs);
+ gras_cbps_free(&state);
+ } CATCH(e) {
+ RETHROW;
}
-
- if (type->recv)
- type->recv(type,state,l_data);
-
- return no_error;
}
-/**
- * gras_datadesc_gen_recv:
- *
- * Get an instance of the datatype described by @type from the @socket,
- * and store a pointer to it in @dst
- *
- */
-xbt_error_t
-gras_datadesc_gen_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();
-
- printf("xbt_error_t gras_%s_recv(gras_socket_t sock,void *dst){\n",
- type->name);
-
- errcode = gras_datadesc_gen_recv_rec(sock, state, refs, type,
- r_arch, NULL, 0,
- (char *) dst,-1,
- (sub_type->flags & gras_datadesc_flag_cycle));
-
- printf("}\n");
- xbt_dict_free(&refs);
- gras_cbps_free(&state);
-
- return errcode;
-}
-#endif
