#include "DataDesc/datadesc_private.h"
-GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(exchange,DataDesc);
+GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(exchange,datadesc);
-static const char *gras_datadesc_cat_names[9] = {
+const char *gras_datadesc_cat_names[9] = {
"undefined",
"scalar", "struct", "union", "ref", "array", "ignored",
"invalid"};
int r_arch,
char **r_data,
long int r_lgr,
- char **dst);
+ char *dst,
+ int subsize);
static gras_error_t
gras_dd_send_int(gras_socket_t *sock,int i) {
- gras_error_t errcode;
- if (!int_type)
- TRY(gras_datadesc_by_name("int", &int_type));
-
+ if (!int_type) {
+ int_type = gras_datadesc_by_name("int");
+ gras_assert(int_type);
+ }
+
DEBUG1("send_int(%d)",i);
return gras_trp_chunk_send(sock, (char*)&i, int_type->size[GRAS_THISARCH]);
}
gras_dd_recv_int(gras_socket_t *sock, int r_arch, int *i) {
gras_error_t errcode;
- if (!int_type)
- TRY(gras_datadesc_by_name("int", &int_type));
+ if (!int_type) {
+ int_type = gras_datadesc_by_name("int");
+ gras_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));
+ 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]);
TRY(gras_trp_chunk_recv(sock, (char*)ptr, int_type->size[r_arch]));
- TRY(gras_dd_convert_elm(int_type,r_arch, ptr,i));
+ TRY(gras_dd_convert_elm(int_type,1,r_arch, ptr,i));
free(ptr);
}
DEBUG1("recv_int(%d)",*i);
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));
+
+ TRY(gras_dict_set_ext(refs,(const char *) r_ref, r_len, ptr, free));
}
return no_error;
}
gras_dd_cat_field_t *field1,*field2;
gras_datadesc_type_t *field_desc_1,*field_desc_2;
+ if (d1 == d2) return 0; /* easy optimization */
- if (!d1 && d2) return 1;
- if (!d1 && !d2) return 0;
- if ( d1 && !d2) return -1;
+ if (!d1 && d2) {
+ DEBUG0("ddt_cmp: !d1 && d2 => 1");
+ return 1;
+ }
+ if (!d1 && !d2) {
+ DEBUG0("ddt_cmp: !d1 && !d2 => 0");
+ return 0;
+ }
+ if ( d1 && !d2) {
+ DEBUG0("ddt_cmp: d1 && !d2 => -1");
+ return -1;
+ }
- 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;
+ for (cpt=0; cpt<gras_arch_count; cpt++) {
+ if (d1->size[cpt] != d2->size[cpt]) {
+ DEBUG5("ddt_cmp: %s->size=%d != %s->size=%d (on %s)",
+ d1->name,d1->size[cpt],d2->name,d2->size[cpt],
+ gras_arches[cpt].name);
+ return d1->size[cpt] > d2->size[cpt] ? 1 : -1;
+ }
- if (d1->category_code != d2->category_code)
- return d1->category_code > d2->category_code ? 1 : -1;
+ if (d1->alignment[cpt] != d2->alignment[cpt]) {
+ DEBUG5("ddt_cmp: %s->alignment=%d != %s->alignment=%d (on %s)",
+ d1->name,d1->alignment[cpt],d2->name,d2->alignment[cpt],
+ gras_arches[cpt].name);
+ return d1->alignment[cpt] > d2->alignment[cpt] ? 1 : -1;
+ }
- if (d1->pre != d2->pre)
- return d1->pre > d2->pre ? 1 : -1;
- if (d1->post != d2->post)
- return d1->post > d2->post ? 1 : -1;
+ if (d1->aligned_size[cpt] != d2->aligned_size[cpt]) {
+ DEBUG5("ddt_cmp: %s->aligned_size=%d != %s->aligned_size=%d (on %s)",
+ d1->name,d1->aligned_size[cpt],d2->name,d2->aligned_size[cpt],
+ gras_arches[cpt].name);
+ return d1->aligned_size[cpt] > d2->aligned_size[cpt] ? 1 : -1;
+ }
+ }
+
+ if (d1->category_code != d2->category_code) {
+ DEBUG4("ddt_cmp: %s->cat=%s != %s->cat=%s",
+ d1->name,gras_datadesc_cat_names[d1->category_code],
+ d2->name,gras_datadesc_cat_names[d2->category_code]);
+ return d1->category_code > d2->category_code ? 1 : -1;
+ }
+
+ if (d1->pre != d2->pre) {
+ DEBUG4("ddt_cmp: %s->pre=%p != %s->pre=%p",
+ d1->name,d1->pre, d2->name,d2->pre);
+ return d1->pre > d2->pre ? 1 : -1;
+ }
+
+ if (d1->post != d2->post) {
+ DEBUG4("ddt_cmp: %s->post=%p != %s->post=%p",
+ d1->name,d1->post, d2->name,d2->post);
+ return d1->post > d2->post ? 1 : -1;
+ }
switch (d1->category_code) {
case e_gras_datadesc_type_cat_scalar:
case e_gras_datadesc_type_cat_struct:
if (gras_dynar_length(d1->category.struct_data.fields) !=
- gras_dynar_length(d2->category.struct_data.fields))
+ gras_dynar_length(d2->category.struct_data.fields)) {
+ DEBUG4("ddt_cmp: %s (having %d fields) != %s (having %d fields)",
+ d1->name, gras_dynar_length(d1->category.struct_data.fields),
+ d2->name, 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_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)
+ if (ret) {
+ DEBUG6("%s->field[%d]=%s != %s->field[%d]=%s",
+ d1->name,cpt,field1->name,
+ d2->name,cpt,field2->name);
return ret;
+ }
}
break;
gras_dd_cat_field_t *field;
char *field_data;
+ gras_assert1(type->category.struct_data.closed,
+ "Please call gras_datadesc_declare_array_close on %s before sending it",
+ type->name);
struct_data = type->category.struct_data;
VERB1(">> Send all fields of the structure %s",type->name);
gras_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));
+ errcode=gras_datadesc_by_id(field->code, &sub_type);
+ if (errcode != no_error)
+ RAISE4(errcode,
+ "Got %s while searching for the sub type %d, #%d of %s",
+ gras_error_name(errcode),field->code,cpt,type->name);
if (field->pre)
field->pre(state,sub_type,field_data);
+ VERB1("Send field %s",field->name);
TRY(gras_datadesc_send_rec(sock,state,refs,sub_type, field_data));
if (field->post)
union_data = type->category.union_data;
+ gras_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);
}
/* Send the actual value of the pointer for cycle handling */
- if (!pointer_type)
- TRY(gras_datadesc_by_name("data pointer", &pointer_type));
+ if (!pointer_type) {
+ pointer_type = gras_datadesc_by_name("data pointer");
+ gras_assert(pointer_type);
+ }
+
TRY(gras_trp_chunk_send(sock, (char*)data,
pointer_type->size[GRAS_THISARCH]));
/* send the content */
TRY(gras_datadesc_by_id(array_data.code, &sub_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 %d scalars, send it in one shoot",count);
+ TRY(gras_trp_chunk_send(sock, data,
+ sub_type->aligned_size[GRAS_THISARCH] * count));
+ } else {
+ for (cpt=0; cpt<count; cpt++) {
+ TRY(gras_datadesc_send_rec(sock,state,refs, sub_type, ptr));
+ ptr += elm_size;
+ }
}
break;
}
* 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,
int r_arch,
char **r_data,
long int r_lgr,
- char **dst) {
+ char *l_data,
+ int subsize) {
gras_error_t errcode;
- char *l_data = *dst; /* dereference to avoid typo */
int cpt;
gras_datadesc_type_t *sub_type;
- VERB1("Recv a %s", type->name);
+ VERB2("Recv a %s @%p", type->name, l_data);
+ gras_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));
+ 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]);
TRY(gras_trp_chunk_recv(sock, (char*)ptr, type->size[r_arch]));
- TRY(gras_dd_convert_elm(type,r_arch, ptr,l_data));
+ TRY(gras_dd_convert_elm(type,1,r_arch, ptr,l_data));
free(ptr);
}
break;
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;
- }
-
+ gras_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) {
char *field_data = l_data + field->offset[GRAS_THISARCH];
TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
r_arch,NULL,0,
- &field_data));
+ field_data,-1));
}
VERB1("<< Received all fields of the structure %s", type->name);
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;
- }
-
+ gras_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)
TRY(gras_datadesc_recv_rec(sock,state,refs, sub_type,
r_arch,NULL,0,
- dst));
+ l_data,-1));
break;
}
TRY(gras_dd_recv_int(sock, r_arch, &ref_code));
/* Get the actual value of the pointer for cycle handling */
- if (!pointer_type)
- TRY(gras_datadesc_by_name("data pointer", &pointer_type));
+ if (!pointer_type) {
+ pointer_type = gras_datadesc_by_name("data pointer");
+ gras_assert(pointer_type);
+ }
if (! (r_ref = malloc((size_t)pointer_type->size[r_arch])) )
RAISE_MALLOC;
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;
+ free(r_ref);
break;
}
errcode = gras_dict_get_ext(refs,
if (errcode == mismatch_error) {
+ int subsubcount = -1;
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));
+
+ TRY(gras_datadesc_by_id(array_data.code, &subsub_type));
+
+
+ TRY(gras_dd_alloc_ref(refs,
+ subsub_type->size[GRAS_THISARCH] * subsubcount,
+ r_ref,pointer_type->size[r_arch],
+ (char**)&l_referenced));
+ } else {
+ TRY(gras_dd_alloc_ref(refs,sub_type->size[GRAS_THISARCH],
+ r_ref,pointer_type->size[r_arch],
+ (char**)&l_referenced));
+ }
+
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));
*(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);
+ 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)
+ count = subsize;
+ if (count < 0)
TRY(gras_dd_recv_int(sock, r_arch, &count));
if (count < 0)
RAISE1(mismatch_error,
/* 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;
+ 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));
+ TRY(gras_dd_convert_elm(sub_type,count,r_arch, l_data,l_data));
+ } else {
+ ptr = malloc((size_t)sub_type->aligned_size[r_arch] * count);
+ TRY(gras_trp_chunk_recv(sock, (char*)ptr,
+ sub_type->size[r_arch] * count));
+ TRY(gras_dd_convert_elm(sub_type,count,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_recv_rec(sock,state,refs, sub_type,
+ r_arch, NULL, 0, ptr,-1));
+ ptr += elm_size;
+ }
}
break;
}
gras_datadesc_recv(gras_socket_t *sock,
gras_datadesc_type_t *type,
int r_arch,
- void **dst) {
+ void *dst) {
gras_error_t errcode;
gras_dd_cbps_t *state = NULL; /* callback persistent state */
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");
errcode = gras_datadesc_recv_rec(sock, state, refs, type,
r_arch, NULL, 0,
- (char **) dst);
+ (char *) dst,-1);
gras_dict_free(&refs);
gras_dd_cbps_free(&state);