static svn_error_t *
test_stream_base64(apr_pool_t *pool)
{
svn_stream_t *stream;
svn_stringbuf_t *actual = svn_stringbuf_create_empty(pool);
svn_stringbuf_t *expected = svn_stringbuf_create_empty(pool);
int i;
static const char *strings[] = {
"fairly boring test data... blah blah",
"A",
"abc",
"012345679",
NULL
};
stream = svn_stream_from_stringbuf(actual, pool);
stream = svn_base64_decode(stream, pool);
stream = svn_base64_encode(stream, pool);
for (i = 0; strings[i]; i++)
{
apr_size_t len = strlen(strings[i]);
svn_stringbuf_appendbytes(expected, strings[i], len);
SVN_ERR(svn_stream_write(stream, strings[i], &len));
}
SVN_ERR(svn_stream_close(stream));
SVN_TEST_STRING_ASSERT(actual->data, expected->data);
return SVN_NO_ERROR;
}
/* Conforms to svn_ra_serf__xml_opened_t */
static svn_error_t *
blame_opened(svn_ra_serf__xml_estate_t *xes,
void *baton,
int entered_state,
const svn_ra_serf__dav_props_t *tag,
apr_pool_t *scratch_pool)
{
blame_context_t *blame_ctx = baton;
if (entered_state == FILE_REV)
{
apr_pool_t *state_pool = svn_ra_serf__xml_state_pool(xes);
/* Child elements will store properties in these structures. */
blame_ctx->rev_props = apr_hash_make(state_pool);
blame_ctx->prop_diffs = apr_array_make(state_pool,
5, sizeof(svn_prop_t));
blame_ctx->state_pool = state_pool;
/* Clear this, so we can detect the absence of a TXDELTA. */
blame_ctx->stream = NULL;
}
else if (entered_state == TXDELTA)
{
apr_pool_t *state_pool = svn_ra_serf__xml_state_pool(xes);
apr_hash_t *gathered = svn_ra_serf__xml_gather_since(xes, FILE_REV);
const char *path;
const char *rev_str;
const char *merged_revision;
svn_txdelta_window_handler_t txdelta;
void *txdelta_baton;
apr_int64_t rev;
path = svn_hash_gets(gathered, "path");
rev_str = svn_hash_gets(gathered, "rev");
SVN_ERR(svn_cstring_atoi64(&rev, rev_str));
merged_revision = svn_hash_gets(gathered, "merged-revision");
SVN_ERR(blame_ctx->file_rev(blame_ctx->file_rev_baton,
path, (svn_revnum_t)rev,
blame_ctx->rev_props,
merged_revision != NULL,
&txdelta, &txdelta_baton,
blame_ctx->prop_diffs,
state_pool));
blame_ctx->stream = svn_base64_decode(svn_txdelta_parse_svndiff(
txdelta, txdelta_baton,
TRUE /* error_on_early_close */,
state_pool),
state_pool);
}
return SVN_NO_ERROR;
}
/* This test doesn't test much unless run under valgrind when it triggers the problem reported here: http://mail-archives.apache.org/mod_mbox/subversion-dev/201202.mbox/%[email protected]%3E The two data writes caused the base 64 code to allocate a buffer that was a byte short but exactly matched a stringbuf blocksize. That meant the stringbuf didn't overallocate and a write beyond the end of the buffer occurred. */ static svn_error_t * test_stream_base64_2(apr_pool_t *pool) { const struct data_t { const char *encoded1; const char *encoded2; } data[] = { { "MTI", "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "A23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "B23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "C23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "D23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "E23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "F23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "G23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "H23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "I23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D123456789E" "623456789A123456789B123456789C123456789D123456789E" "723456789A123456789B123456789C123456789D123456789E" "823456789A123456789B123456789C123456789D123456789E" "923456789A123456789B123456789C123456789D123456789E" "J23456789A123456789B123456789C123456789D123456789E" "123456789A123456789B123456789C123456789D123456789E" "223456789A123456789B123456789C123456789D123456789E" "323456789A123456789B123456789C123456789D123456789E" "423456789A123456789B123456789C123456789D123456789E" "523456789A123456789B123456789C123456789D12345" }, { NULL, NULL, }, }; int i; for (i = 0; data[i].encoded1; i++) { apr_size_t len1 = strlen(data[i].encoded1); svn_stringbuf_t *actual = svn_stringbuf_create_empty(pool); svn_stringbuf_t *expected = svn_stringbuf_create_empty(pool); svn_stream_t *stream = svn_stream_from_stringbuf(actual, pool); stream = svn_base64_encode(stream, pool); stream = svn_base64_decode(stream, pool); SVN_ERR(svn_stream_write(stream, data[i].encoded1, &len1)); svn_stringbuf_appendbytes(expected, data[i].encoded1, len1); if (data[i].encoded2) { apr_size_t len2 = strlen(data[i].encoded2); SVN_ERR(svn_stream_write(stream, data[i].encoded2, &len2)); svn_stringbuf_appendbytes(expected, data[i].encoded2, len2); } SVN_ERR(svn_stream_close(stream)); } return SVN_NO_ERROR; }
static svn_error_t *
start_element(int *elem, void *baton, int parent_state, const char *nspace,
const char *elt_name, const char **atts)
{
replay_baton_t *rb = baton;
const svn_ra_neon__xml_elm_t *elm
= svn_ra_neon__lookup_xml_elem(editor_report_elements, nspace, elt_name);
if (! elm)
{
*elem = NE_XML_DECLINE;
return SVN_NO_ERROR;
}
if (parent_state == ELEM_root)
{
/* If we're at the root of the tree, the element has to be the editor
* report itself. */
if (elm->id != ELEM_editor_report)
return UNEXPECTED_ELEMENT(nspace, elt_name);
}
else if (parent_state != ELEM_editor_report)
{
/* If we're not at the root, our parent has to be the editor report,
* since we don't actually nest any elements. */
return UNEXPECTED_ELEMENT(nspace, elt_name);
}
switch (elm->id)
{
case ELEM_target_revision:
{
const char *crev = svn_xml_get_attr_value("rev", atts);
if (! crev)
return MISSING_ATTR(nspace, elt_name, "rev");
else
return rb->editor->set_target_revision(rb->edit_baton,
SVN_STR_TO_REV(crev),
rb->pool);
}
break;
case ELEM_open_root:
{
const char *crev = svn_xml_get_attr_value("rev", atts);
if (! crev)
return MISSING_ATTR(nspace, elt_name, "rev");
else
{
apr_pool_t *subpool = svn_pool_create(rb->pool);
void *dir_baton;
SVN_ERR(rb->editor->open_root(rb->edit_baton,
SVN_STR_TO_REV(crev), subpool,
&dir_baton));
push_dir(rb, dir_baton, "", subpool);
}
}
break;
case ELEM_delete_entry:
{
const char *path = svn_xml_get_attr_value("name", atts);
const char *crev = svn_xml_get_attr_value("rev", atts);
if (! path)
return MISSING_ATTR(nspace, elt_name, "name");
else if (! crev)
return MISSING_ATTR(nspace, elt_name, "rev");
else
{
dir_item_t *di = &TOP_DIR(rb);
SVN_ERR(rb->editor->delete_entry(path, SVN_STR_TO_REV(crev),
di->baton, di->pool));
}
}
break;
case ELEM_open_directory:
case ELEM_add_directory:
{
const char *crev = svn_xml_get_attr_value("rev", atts);
const char *name = svn_xml_get_attr_value("name", atts);
if (! name)
return MISSING_ATTR(nspace, elt_name, "name");
else
{
dir_item_t *parent = &TOP_DIR(rb);
apr_pool_t *subpool = svn_pool_create(parent->pool);
svn_revnum_t rev;
void *dir_baton;
if (crev)
rev = SVN_STR_TO_REV(crev);
else
rev = SVN_INVALID_REVNUM;
if (elm->id == ELEM_open_directory)
SVN_ERR(rb->editor->open_directory(name, parent->baton,
rev, subpool, &dir_baton));
else if (elm->id == ELEM_add_directory)
{
const char *cpath = svn_xml_get_attr_value("copyfrom-path",
atts);
crev = svn_xml_get_attr_value("copyfrom-rev", atts);
if (crev)
rev = SVN_STR_TO_REV(crev);
else
rev = SVN_INVALID_REVNUM;
SVN_ERR(rb->editor->add_directory(name, parent->baton,
cpath, rev, subpool,
&dir_baton));
}
else
SVN_ERR_MALFUNCTION();
push_dir(rb, dir_baton, name, subpool);
}
}
break;
case ELEM_open_file:
case ELEM_add_file:
{
const char *path = svn_xml_get_attr_value("name", atts);
svn_revnum_t rev;
dir_item_t *parent = &TOP_DIR(rb);
if (! path)
return MISSING_ATTR(nspace, elt_name, "name");
svn_pool_clear(parent->file_pool);
if (elm->id == ELEM_add_file)
{
const char *cpath = svn_xml_get_attr_value("copyfrom-path", atts);
const char *crev = svn_xml_get_attr_value("copyfrom-rev", atts);
if (crev)
rev = SVN_STR_TO_REV(crev);
else
rev = SVN_INVALID_REVNUM;
SVN_ERR(rb->editor->add_file(path, parent->baton, cpath, rev,
parent->file_pool, &rb->file_baton));
}
else
{
const char *crev = svn_xml_get_attr_value("rev", atts);
if (crev)
rev = SVN_STR_TO_REV(crev);
else
rev = SVN_INVALID_REVNUM;
SVN_ERR(rb->editor->open_file(path, parent->baton, rev,
parent->file_pool,
&rb->file_baton));
}
}
break;
case ELEM_apply_textdelta:
if (! rb->file_baton)
return svn_error_create
(SVN_ERR_RA_DAV_MALFORMED_DATA, NULL,
_("Got apply-textdelta element without preceding "
"add-file or open-file"));
else
{
const char *checksum = svn_xml_get_attr_value("checksum", atts);
SVN_ERR(rb->editor->apply_textdelta(rb->file_baton,
checksum,
TOP_DIR(rb).file_pool,
&rb->whandler,
&rb->whandler_baton));
rb->svndiff_decoder = svn_txdelta_parse_svndiff
(rb->whandler, rb->whandler_baton,
TRUE, TOP_DIR(rb).file_pool);
rb->base64_decoder = svn_base64_decode(rb->svndiff_decoder,
TOP_DIR(rb).file_pool);
}
break;
case ELEM_close_file:
if (! rb->file_baton)
return svn_error_create
(SVN_ERR_RA_DAV_MALFORMED_DATA, NULL,
_("Got close-file element without preceding "
"add-file or open-file"));
else
{
const char *checksum = svn_xml_get_attr_value("checksum", atts);
SVN_ERR(rb->editor->close_file(rb->file_baton,
checksum,
TOP_DIR(rb).file_pool));
rb->file_baton = NULL;
}
break;
case ELEM_close_directory:
if (rb->dirs->nelts == 0)
return svn_error_create
(SVN_ERR_RA_DAV_MALFORMED_DATA, NULL,
_("Got close-directory element without ever opening "
"a directory"));
else
{
dir_item_t *di = &TOP_DIR(rb);
SVN_ERR(rb->editor->close_directory(di->baton, di->pool));
svn_pool_destroy(di->pool);
apr_array_pop(rb->dirs);
}
break;
case ELEM_change_file_prop:
case ELEM_change_dir_prop:
{
const char *name = svn_xml_get_attr_value("name", atts);
if (! name)
return MISSING_ATTR(nspace, elt_name, "name");
else
{
svn_pool_clear(rb->prop_pool);
if (svn_xml_get_attr_value("del", atts))
rb->prop_accum = NULL;
else
rb->prop_accum = svn_stringbuf_create("", rb->prop_pool);
rb->prop_name = apr_pstrdup(rb->prop_pool, name);
}
}
break;
}
*elem = elm->id;
return SVN_NO_ERROR;
}
