Example #1
0
File: buf.c Project: aosm/Kerberos
void kcdb_buf_dup(kcdb_buf * dest, const kcdb_buf * src)
{
    khm_size cb_buf;
    khm_size nc_fields;

    cb_buf = UBOUNDSS(src->cb_used, KCDB_BUF_CBBUF_INITIAL, KCDB_BUF_CBBUF_GROWTH);
#if 0
        /* replaced by UBOUNDSS() above */
        (src->cb_used <= kcdb_cred_initial_size)? kcdb_cred_initial_size:
        kcdb_cred_initial_size + 
            (((src->cb_used - (kcdb_cred_initial_size + 1)) / kcdb_cred_growth_factor + 1) * kcdb_cred_growth_factor);
#endif

    kcdb_buf_delete(dest);

    dest->cb_buffer = cb_buf;
    dest->cb_used = src->cb_used;
    dest->buffer = PMALLOC(cb_buf);
    memcpy(dest->buffer, src->buffer, src->cb_used);

    nc_fields = UBOUNDSS(src->n_fields, KCDB_BUF_FIELDS_INITIAL, KCDB_BUF_FIELDS_GROWTH);
    dest->nc_fields = nc_fields;
    dest->n_fields = src->n_fields;
    dest->fields = PMALLOC(nc_fields * sizeof(dest->fields[0]));
    memcpy(dest->fields, src->fields, src->n_fields * sizeof(dest->fields[0]));
    if(dest->n_fields < dest->nc_fields)
        memset(&(dest->fields[dest->n_fields]), 0, (src->nc_fields - src->n_fields) * sizeof(dest->fields[0]));
}
Example #2
0
static void
add_ctx_handler_node(const kherr_handler_node * n)
{
    khm_size idx;

    EnterCriticalSection(&cs_error);

    /* Make sure we have enough space */
    if (n_ctx_handlers + 1 > nc_ctx_handlers) {
        nc_ctx_handlers = UBOUNDSS(n_ctx_handlers + 1, CTX_ALLOC_INCR, CTX_ALLOC_INCR);
        ctx_handlers = PREALLOC(ctx_handlers, sizeof(*ctx_handlers) * nc_ctx_handlers);
    }

    /* Since commit events are the most frequent, we put those
       handlers at the top of the list.  When dispatching a commit
       event, we stop looking at the list when we find a filter that
       doesn't filter for commit events. */
    if (n->filter & KHERR_CTX_EVTCOMMIT) {
	idx = 0;
        if (n_ctx_handlers > 0)
            memmove(&ctx_handlers[1], &ctx_handlers[0],
                    n_ctx_handlers * sizeof(ctx_handlers[0]));
    } else {
	idx = n_ctx_handlers;
    }

    n_ctx_handlers++;

    ctx_handlers[idx] = *n;

    if (ctx_handlers[idx].filter == 0)
        ctx_handlers[idx].filter =
            KHERR_CTX_BEGIN |
            KHERR_CTX_DESCRIBE |
            KHERR_CTX_END |
            KHERR_CTX_ERROR |
            KHERR_CTX_NEWCHILD |
            KHERR_CTX_FOLDCHILD;

    if (ctx_handlers[idx].serial == KHERR_SERIAL_CURRENT) {
        kherr_context * c;

        c = peek_context();

        if (IS_KHERR_CTX(c)) {
            ctx_handlers[idx].serial = c->serial;
        } else {

            /* If we were going to refer to the current context and
               there is no current context, then we don't want to keep
               this handler node.  If we do, it will never get called
               and will not be automatically removed from the list. */

            remove_ctx_handler_by_index(idx);
        }
    }

    LeaveCriticalSection(&cs_error);
}
Example #3
0
void k5_add_file_cc(k5_ccc_data * d, wchar_t * epath) {
    khm_size i;
    khm_size cch;
    wchar_t path[MAX_PATH];

    if (FAILED(StringCchLength(epath, MAX_PATH, &cch)) ||
        cch == 0)
        return;

    StringCbCopy(path, sizeof(path), epath);
    unexpand_env_var_prefix(path, sizeof(path));

    /* see if it's there first */
    for (i=0; i < d->n_file_ccs; i++) {
        if(!_wcsicmp(d->file_ccs[i].path, path))
            return;
    }

    if (d->n_file_ccs == d->nc_file_ccs) {
        k5_file_cc * f;

        d->nc_file_ccs = UBOUNDSS(d->n_file_ccs + 1,
                                  K5_FCC_ALLOC_INCR,
                                  K5_FCC_ALLOC_INCR);
#ifdef DEBUG
        assert(d->nc_file_ccs > d->n_file_ccs);
#endif
        f = PMALLOC(sizeof(*f) * d->nc_file_ccs);
        ZeroMemory(f, sizeof(*f) * d->nc_file_ccs);

        if (d->n_file_ccs > 0) {
#ifdef DEBUG
            assert(d->file_ccs != NULL);
#endif
            memcpy(f, d->file_ccs, sizeof(*f) * d->n_file_ccs);
        }
        if (d->file_ccs)
            PFREE(d->file_ccs);
        d->file_ccs = f;
    }

    StringCbCopy(d->file_ccs[d->n_file_ccs].path,
                 sizeof(d->file_ccs[0].path),
                 path);
    if(PathFileExists(path))
        d->file_ccs[d->n_file_ccs].flags = K5_FCC_FLAG_EXISTS;
    else
        d->file_ccs[d->n_file_ccs].flags = 0;

    d->n_file_ccs++;
}
Example #4
0
File: buf.c Project: aosm/Kerberos
void kcdb_buf_new(kcdb_buf * buf, khm_size n_fields)
{
    buf->buffer = PMALLOC(KCDB_BUF_CBBUF_INITIAL);
    buf->cb_buffer = KCDB_BUF_CBBUF_INITIAL;
    buf->cb_used = 0;

    if(n_fields == KCDB_BUF_DEFAULT)
        n_fields = KCDB_BUF_FIELDS_INITIAL;

    assert(n_fields < KCDB_BUF_MAX_SLOTS);

    buf->n_fields = n_fields;
    buf->nc_fields = UBOUNDSS(n_fields, KCDB_BUF_FIELDS_INITIAL, KCDB_BUF_FIELDS_GROWTH);
    buf->fields = PMALLOC(sizeof(buf->fields[0]) * buf->n_fields);
    ZeroMemory(buf->fields, sizeof(buf->fields[0]) * buf->n_fields);
}
Example #5
0
static cfg_node_data *
get_node_data(khui_config_node_i * node,
              void * key,
              khm_boolean create) {
    khm_size i;

    for (i=0; i<node->n_data; i++) {
        if (node->data[i].key == key)
            return &(node->data[i]);
    }

    if (!create)
        return NULL;

    if (node->n_data + 1 > node->nc_data) {
        cfg_node_data * newdata;

        node->nc_data = UBOUNDSS((node->n_data + 1),
                                 KHUI_NODEDATA_ALLOC_INCR,
                                 KHUI_NODEDATA_ALLOC_INCR);
#ifdef DEBUG
        assert(node->nc_data >= node->n_data + 1);
#endif
        newdata = PMALLOC(sizeof(*newdata) * node->nc_data);
#ifdef DEBUG
        assert(newdata);
#endif
        ZeroMemory(newdata, sizeof(*newdata) * node->nc_data);

        if (node->data && node->n_data > 0) {
            memcpy(newdata, node->data, node->n_data * sizeof(*newdata));
            PFREE(node->data);
        }
        node->data = newdata;
    }

    node->data[node->n_data].key = key;
    node->data[node->n_data].hwnd = NULL;
    node->data[node->n_data].param = 0;
    node->data[node->n_data].flags = 0;

    node->n_data++;

    return &(node->data[node->n_data - 1]);
}
Example #6
0
File: buf.c Project: aosm/Kerberos
static void kcdb_buf_assert_size(kcdb_buf * buf, khm_size cbsize)
{
    khm_size new_size;
    void * new_buf;

    /* should be less than or equal to the max signed 32 bit int */
    assert(cbsize <= KHM_INT32_MAX);
    if(cbsize <= buf->cb_buffer)
        return;

    new_size = UBOUNDSS(cbsize, KCDB_BUF_CBBUF_INITIAL, KCDB_BUF_CBBUF_GROWTH);

    assert(new_size > buf->cb_buffer && new_size > 0);

    new_buf = PMALLOC(new_size);
    assert(new_buf != NULL);

    memcpy(new_buf, buf->buffer, buf->cb_used);
    PFREE(buf->buffer);
    buf->buffer = new_buf;
}
Example #7
0
static void
cfgui_sync_node(cfgui_wnd_data * d,
                HWND hwtv,
                khui_config_node c,
                HTREEITEM hItem) {
    khui_config_node child;
    HTREEITEM hChild;
    struct cfgui_child_info * childinfo = NULL;
    khm_size n_childinfo = 0;
    khm_size nc_childinfo = 0;
    khm_size i;

    /* first, get the list of children from the treeview control */
    for (hChild = TreeView_GetChild(hwtv, hItem);
         hChild;
         hChild = TreeView_GetNextSibling(hwtv, hChild)) {

        if (n_childinfo >= nc_childinfo) {
            nc_childinfo = UBOUNDSS(n_childinfo + 1,
                                    CI_ALLOC_INCR, CI_ALLOC_INCR);
#ifdef DEBUG
            assert(nc_childinfo > n_childinfo);
#endif
            childinfo = PREALLOC(childinfo,
                                 sizeof(*childinfo) * nc_childinfo);
#ifdef DEBUG
            assert(childinfo);
#endif
        }

        ZeroMemory(&childinfo[n_childinfo],
                   sizeof(childinfo[n_childinfo]));

        childinfo[n_childinfo].hItem = hChild;
        childinfo[n_childinfo].checked = FALSE;
        n_childinfo++;
    }

    /* now, go through the list of actual nodes and make sure they
       match up */
    child = NULL;
    for (khui_cfg_get_first_child(c, &child);
         child;
         khui_cfg_get_next_release(&child)) {

        hChild = (HTREEITEM) khui_cfg_get_param(child);

        for (i=0; i < n_childinfo; i++) {
            if (childinfo[i].hItem == hChild)
                break;
        }

        if (i < n_childinfo) {
            childinfo[i].checked = TRUE;
        } else {
            /* add it to the list, so we can create the node in the
               tree view control later. */
            if (n_childinfo >= nc_childinfo) {
                nc_childinfo = UBOUNDSS(n_childinfo + 1,
                                        CI_ALLOC_INCR, CI_ALLOC_INCR);
#ifdef DEBUG
                assert(nc_childinfo > n_childinfo);
#endif
                childinfo = PREALLOC(childinfo,
                                     sizeof(*childinfo) * nc_childinfo);
#ifdef DEBUG
                assert(childinfo);
#endif
            }

            ZeroMemory(&childinfo[n_childinfo],
                       sizeof(childinfo[n_childinfo]));

            childinfo[n_childinfo].node = child;
            khui_cfg_hold(child);
            n_childinfo++;
        }
    }

    /* by this point, the childinfo list contains items of the
       following forms:

       1. childinfo[i].hItem != NULL && childinfo[i].checked == TRUE

          Corresponds to a tree view item that has a matching
          configuration node.  Nothing to do here.

       2. childinfo[i].hItem != NULL && childinfo[i].checked == FALSE

          Corresponds to a tree view item that has no matching
          configuration node.  These should be removed.

       3. childinfo[i].hItem == NULL && childinfo[i].node != NULL

          Corresponds to a configuration node that has no matching
          tree view item.  These nodes should be added.
    */

    /* first do the removals */
    for (i=0; i < n_childinfo; i++) {
        if (childinfo[i].hItem == NULL)
            break;              /* nothing more to see from this point
                                   on */
        if (!childinfo[i].checked) {
            /* remove! */
            cfgui_remove_item(hwtv, childinfo[i].hItem);
        }
    }

    /* continue from where the previous loop left off */
    for (; i < n_childinfo; i++) {
#ifdef DEBUG
        assert(childinfo[i].hItem == NULL);
        assert(childinfo[i].node != NULL);
#endif

        cfgui_add_node(d, hwtv, childinfo[i].node, c, FALSE);

        khui_cfg_release(childinfo[i].node);
        childinfo[i].node = NULL;
    }

    if (childinfo)
        PFREE(childinfo);

    /* finally recurse through to the next level */
    for (hChild = TreeView_GetChild(hwtv, hItem);
         hChild;
         hChild = TreeView_GetNextSibling(hwtv, hChild)) {

        TVITEMEX itemex;

        ZeroMemory(&itemex, sizeof(itemex));

        itemex.mask = TVIF_PARAM;
        itemex.hItem = hChild;

        TreeView_GetItem(hwtv, &itemex);

        if (itemex.lParam) {
            child = (khui_config_node) itemex.lParam;

            cfgui_sync_node(d, hwtv, child, hChild);
        }
    }
}
Example #8
0
File: buf.c Project: aosm/Kerberos
void kcdb_buf_alloc(kcdb_buf * buf, khm_size slot, khm_ui_2 id, khm_size cbsize)
{
    khm_size cbnew;
    khm_ssize cbdelta;
    khm_size cbold;
    kcdb_buf_field * f;

    cbnew = UBOUND32(cbsize);

    assert(slot <= KCDB_BUF_APPEND);

    if(slot == KCDB_BUF_APPEND) {
        slot = kcdb_buf_slot_by_id(buf, id);
        if(slot == KCDB_BUF_INVALID_SLOT)
            slot = buf->n_fields;
    }

    assert(slot < KCDB_BUF_MAX_SLOTS);

    if((slot + 1) > buf->nc_fields) {
        kcdb_buf_field * nf;
        khm_size ns;

        ns = UBOUNDSS((slot + 1), KCDB_BUF_FIELDS_INITIAL, KCDB_BUF_FIELDS_GROWTH);

        nf = PMALLOC(sizeof(buf->fields[0]) * ns);
        memcpy(nf, buf->fields, sizeof(buf->fields[0]) * buf->n_fields);

        if(ns > buf->n_fields)
            memset(&(nf[buf->n_fields]), 0, sizeof(buf->fields[0]) * (ns - buf->n_fields));

        PFREE(buf->fields);
        buf->fields = nf;
        buf->nc_fields = ns;
    }

    if((slot + 1) > buf->n_fields)
        buf->n_fields = slot + 1;

    f = &(buf->fields[slot]);

    if(f->flags & KCDB_CREDF_FLAG_ALLOCD) {
        /* there's already an allocation.  we have to resize it to
           accomodate the new size */
        cbold = UBOUND32(f->cbsize);
        /* demote before substraction */
        cbdelta = ((khm_ssize) cbnew) - (khm_ssize) cbold;

        if(cbnew > cbold) {
            kcdb_buf_assert_size(buf, buf->cb_used + cbdelta);
        }

        if(buf->cb_used > f->offset + cbold) {
            khm_size i;

            memmove(
                ((BYTE *) buf->buffer) + (f->offset + cbnew),
                ((BYTE *) buf->buffer) + (f->offset + cbold),
                buf->cb_used - (f->offset + cbold));

            for(i=0; i < (int) buf->n_fields; i++) {
                if(i != slot && 
                    (buf->fields[i].flags & KCDB_CREDF_FLAG_ALLOCD) &&
                    buf->fields[i].offset > f->offset) 
                {
                    buf->fields[i].offset = 
                        (khm_ui_4)(((khm_ssize) buf->fields[i].offset) + cbdelta);
                }
            }
        }

        /* demote integer before adding signed quantity */
        buf->cb_used = (khm_size)(((khm_ssize) buf->cb_used) + cbdelta);

        f->cbsize = (khm_ui_4) cbsize;

    } else {
        kcdb_buf_assert_size(buf, buf->cb_used + cbnew);
        f->offset = (khm_ui_4) buf->cb_used;
        f->cbsize = (khm_ui_4) cbsize;
        buf->cb_used += cbnew;
    }

    if(cbsize == 0) {
        f->flags &= ~KCDB_CREDF_FLAG_ALLOCD;
        f->flags &= ~KCDB_CREDF_FLAG_DATA;
        f->id = KCDB_BUFF_ID_INVALID;
    } else {
        f->flags |= KCDB_CREDF_FLAG_ALLOCD;
        f->id = id;
    }
}
Example #9
0
static ident_data *
find_ident_by_node(khui_config_node node) {
    khm_size cb;
    wchar_t idname[KCDB_IDENT_MAXCCH_NAME];
    int i;
    khm_handle ident = NULL;

    cb = sizeof(idname);
    khui_cfg_get_name(node, idname, &cb);

    for (i=0; i < (int)cfg_idents.n_idents; i++) {
        if (!wcscmp(cfg_idents.idents[i].idname, idname))
            break;
    }

    if (i < (int)cfg_idents.n_idents)
        return &cfg_idents.idents[i];

    /* there is no identity data for this configuration node.  We try
       to create it. */
    if (KHM_FAILED(kcdb_identity_create(idname, 0, &ident)))
        return NULL;

    if (cfg_idents.n_idents >= cfg_idents.nc_idents) {
        cfg_idents.nc_idents = UBOUNDSS(cfg_idents.n_idents + 1,
                                        IDENTS_DATA_ALLOC_INCR,
                                        IDENTS_DATA_ALLOC_INCR);
#ifdef DEBUG
        assert(cfg_idents.nc_idents > cfg_idents.n_idents);
#endif
        cfg_idents.idents = PREALLOC(cfg_idents.idents,
                                     sizeof(*cfg_idents.idents) *
                                     cfg_idents.nc_idents);
#ifdef DEBUG
        assert(cfg_idents.idents);
#endif
        ZeroMemory(&(cfg_idents.idents[cfg_idents.n_idents]),
                   sizeof(*cfg_idents.idents) *
                   (cfg_idents.nc_idents - cfg_idents.n_idents));
    }

    i = (int) cfg_idents.n_idents;

    StringCbLength(idname, KCDB_IDENT_MAXCB_NAME, &cb);
    cb += sizeof(wchar_t);

    cfg_idents.idents[i].idname = PMALLOC(cb);
#ifdef DEBUG
    assert(cfg_idents.idents[i].idname);
#endif
    StringCbCopy(cfg_idents.idents[i].idname, cb, idname);

    cfg_idents.idents[i].ident = ident;
    cfg_idents.idents[i].removed = FALSE;

    kcdb_identity_get_flags(ident, &cfg_idents.idents[i].flags);
#ifdef DEBUG
    assert(cfg_idents.idents[i].flags & KCDB_IDENT_FLAG_CONFIG);
#endif

    read_params_ident(&cfg_idents.idents[i]);

    cfg_idents.n_idents++;

    /* leave ident held. */

    return &cfg_idents.idents[i];
}