diff options
Diffstat (limited to 'src/H5T.c')
| -rw-r--r-- | src/H5T.c | 200 |
1 files changed, 102 insertions, 98 deletions
@@ -3161,118 +3161,122 @@ H5T_copy(const H5T_t *old_dt, H5T_copy_t method) break; } /* end switch */ - /* Copy parent information, if we aren't sharing an already opened committed datatype */ - if(NULL == reopened_fo && old_dt->shared->parent) - new_dt->shared->parent = H5T_copy(old_dt->shared->parent, method); + /* Update fields in the new struct, if we aren't sharing an already opened + * committed datatype */ + if(!reopened_fo) { + /* Copy parent information */ + if(old_dt->shared->parent) + new_dt->shared->parent = H5T_copy(old_dt->shared->parent, method); + + switch(new_dt->shared->type) { + case H5T_COMPOUND: + { + int accum_change = 0; /* Amount of change in the offset of the fields */ - switch(new_dt->shared->type) { - case H5T_COMPOUND: - { - int accum_change = 0; /* Amount of change in the offset of the fields */ + /* + * Copy all member fields to new type, then overwrite the + * name and type fields of each new member with copied values. + * That is, H5T_copy() is a deep copy. + */ + /* Only malloc if space has been allocated for members - NAF */ + if(new_dt->shared->u.compnd.nalloc > 0) { + new_dt->shared->u.compnd.memb = H5MM_malloc(new_dt->shared->u.compnd.nalloc * + sizeof(H5T_cmemb_t)); + if (NULL==new_dt->shared->u.compnd.memb) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed"); + + HDmemcpy(new_dt->shared->u.compnd.memb, old_dt->shared->u.compnd.memb, + new_dt->shared->u.compnd.nmembs * sizeof(H5T_cmemb_t)); + } /* end if */ - /* - * Copy all member fields to new type, then overwrite the - * name and type fields of each new member with copied values. - * That is, H5T_copy() is a deep copy. - */ - /* Only malloc if space has been allocated for members - NAF */ - if(new_dt->shared->u.compnd.nalloc > 0) { - new_dt->shared->u.compnd.memb = H5MM_malloc(new_dt->shared->u.compnd.nalloc * - sizeof(H5T_cmemb_t)); - if (NULL==new_dt->shared->u.compnd.memb) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed"); + for(i = 0; i < new_dt->shared->u.compnd.nmembs; i++) { + unsigned j; + int old_match; - HDmemcpy(new_dt->shared->u.compnd.memb, old_dt->shared->u.compnd.memb, - new_dt->shared->u.compnd.nmembs * sizeof(H5T_cmemb_t)); - } /* end if */ + s = new_dt->shared->u.compnd.memb[i].name; + new_dt->shared->u.compnd.memb[i].name = H5MM_xstrdup(s); + tmp = H5T_copy (old_dt->shared->u.compnd.memb[i].type, method); + new_dt->shared->u.compnd.memb[i].type = tmp; + HDassert(tmp != NULL); - for(i = 0; i < new_dt->shared->u.compnd.nmembs; i++) { - unsigned j; - int old_match; + /* Apply the accumulated size change to the offset of the field */ + new_dt->shared->u.compnd.memb[i].offset += accum_change; + + if(old_dt->shared->u.compnd.sorted != H5T_SORT_VALUE) { + for(old_match = -1, j = 0; j < old_dt->shared->u.compnd.nmembs; j++) { + if(!HDstrcmp(new_dt->shared->u.compnd.memb[i].name, old_dt->shared->u.compnd.memb[j].name)) { + old_match = j; + break; + } /* end if */ + } /* end for */ + + /* check if we couldn't find a match */ + if(old_match < 0) + HGOTO_ERROR(H5E_DATATYPE, H5E_CANTCOPY, NULL, "fields in datatype corrupted"); + } /* end if */ + else + old_match = i; - s = new_dt->shared->u.compnd.memb[i].name; - new_dt->shared->u.compnd.memb[i].name = H5MM_xstrdup(s); - tmp = H5T_copy (old_dt->shared->u.compnd.memb[i].type, method); - new_dt->shared->u.compnd.memb[i].type = tmp; - HDassert(tmp != NULL); + /* If the field changed size, add that change to the accumulated size change */ + if(new_dt->shared->u.compnd.memb[i].type->shared->size != old_dt->shared->u.compnd.memb[old_match].type->shared->size) { + /* Adjust the size of the member */ + new_dt->shared->u.compnd.memb[i].size = (old_dt->shared->u.compnd.memb[old_match].size*tmp->shared->size)/old_dt->shared->u.compnd.memb[old_match].type->shared->size; - /* Apply the accumulated size change to the offset of the field */ - new_dt->shared->u.compnd.memb[i].offset += accum_change; + accum_change += (new_dt->shared->u.compnd.memb[i].type->shared->size - old_dt->shared->u.compnd.memb[old_match].type->shared->size); + } /* end if */ + } /* end for */ - if(old_dt->shared->u.compnd.sorted != H5T_SORT_VALUE) { - for(old_match = -1, j = 0; j < old_dt->shared->u.compnd.nmembs; j++) { - if(!HDstrcmp(new_dt->shared->u.compnd.memb[i].name, old_dt->shared->u.compnd.memb[j].name)) { - old_match = j; - break; - } /* end if */ - } /* end for */ + /* Apply the accumulated size change to the size of the compound struct */ + new_dt->shared->size += accum_change; - /* check if we couldn't find a match */ - if(old_match < 0) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTCOPY, NULL, "fields in datatype corrupted"); - } /* end if */ - else - old_match = i; + } + break; - /* If the field changed size, add that change to the accumulated size change */ - if(new_dt->shared->u.compnd.memb[i].type->shared->size != old_dt->shared->u.compnd.memb[old_match].type->shared->size) { - /* Adjust the size of the member */ - new_dt->shared->u.compnd.memb[i].size = (old_dt->shared->u.compnd.memb[old_match].size*tmp->shared->size)/old_dt->shared->u.compnd.memb[old_match].type->shared->size; + case H5T_ENUM: + /* + * Copy all member fields to new type, then overwrite the name fields + * of each new member with copied values. That is, H5T_copy() is a + * deep copy. + */ + new_dt->shared->u.enumer.name = H5MM_malloc(new_dt->shared->u.enumer.nalloc * + sizeof(char*)); + new_dt->shared->u.enumer.value = H5MM_malloc(new_dt->shared->u.enumer.nalloc * + new_dt->shared->size); + if(NULL == new_dt->shared->u.enumer.value) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed"); + HDmemcpy(new_dt->shared->u.enumer.value, old_dt->shared->u.enumer.value, + new_dt->shared->u.enumer.nmembs * new_dt->shared->size); + for(i = 0; i < new_dt->shared->u.enumer.nmembs; i++) { + s = old_dt->shared->u.enumer.name[i]; + new_dt->shared->u.enumer.name[i] = H5MM_xstrdup(s); + } /* end for */ + break; - accum_change += (new_dt->shared->u.compnd.memb[i].type->shared->size - old_dt->shared->u.compnd.memb[old_match].type->shared->size); + case H5T_VLEN: + case H5T_REFERENCE: + if(method == H5T_COPY_TRANSIENT || method == H5T_COPY_REOPEN) { + /* H5T_copy converts any type into a memory type */ + if(H5T_set_loc(new_dt, NULL, H5T_LOC_MEMORY) < 0) + HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, NULL, "invalid datatype location"); } /* end if */ - } /* end for */ - - /* Apply the accumulated size change to the size of the compound struct */ - new_dt->shared->size += accum_change; - - } - break; - - case H5T_ENUM: - /* - * Copy all member fields to new type, then overwrite the name fields - * of each new member with copied values. That is, H5T_copy() is a - * deep copy. - */ - new_dt->shared->u.enumer.name = H5MM_malloc(new_dt->shared->u.enumer.nalloc * - sizeof(char*)); - new_dt->shared->u.enumer.value = H5MM_malloc(new_dt->shared->u.enumer.nalloc * - new_dt->shared->size); - if(NULL == new_dt->shared->u.enumer.value) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed"); - HDmemcpy(new_dt->shared->u.enumer.value, old_dt->shared->u.enumer.value, - new_dt->shared->u.enumer.nmembs * new_dt->shared->size); - for(i = 0; i < new_dt->shared->u.enumer.nmembs; i++) { - s = old_dt->shared->u.enumer.name[i]; - new_dt->shared->u.enumer.name[i] = H5MM_xstrdup(s); - } /* end for */ - break; - - case H5T_VLEN: - case H5T_REFERENCE: - if(method == H5T_COPY_TRANSIENT || method == H5T_COPY_REOPEN) { - /* H5T_copy converts any type into a memory type */ - if(H5T_set_loc(new_dt, NULL, H5T_LOC_MEMORY) < 0) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, NULL, "invalid datatype location"); - } /* end if */ - break; + break; - case H5T_OPAQUE: - /* - * Copy the tag name. - */ - new_dt->shared->u.opaque.tag = H5MM_xstrdup(new_dt->shared->u.opaque.tag); - break; + case H5T_OPAQUE: + /* + * Copy the tag name. + */ + new_dt->shared->u.opaque.tag = H5MM_xstrdup(new_dt->shared->u.opaque.tag); + break; - case H5T_ARRAY: - /* Re-compute the array's size, in case it's base type changed size */ - new_dt->shared->size=new_dt->shared->u.array.nelem*new_dt->shared->parent->shared->size; - break; + case H5T_ARRAY: + /* Re-compute the array's size, in case it's base type changed size */ + new_dt->shared->size=new_dt->shared->u.array.nelem*new_dt->shared->parent->shared->size; + break; - default: - break; - } /* end switch */ + default: + break; + } /* end switch */ + } /* end if */ /* Set the cached location & name path if the original type was a named * type and the new type is also named. |