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[RTL] Check and cascade down RtlGUIDFromString value

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CORE-17637
This commit is contained in:
Jérôme Gardou 2021-06-17 15:31:11 +02:00 committed by Jérôme Gardou
parent 900b6a5d56
commit 9c5b39e25a
1 changed files with 128 additions and 26 deletions
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154
sdk/lib/rtl/actctx.c
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@ -3840,7 +3840,10 @@ static NTSTATUS find_window_class(ACTIVATION_CONTEXT* actctx, const UNICODE_STRI
return STATUS_SUCCESS;
}
static NTSTATUS build_tlib_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
_Must_inspect_result_
static
NTSTATUS
build_tlib_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
{
unsigned int i, j, k, total_len = 0, tlib_count = 0, names_len = 0;
struct guidsection_header *header;
@ -3905,6 +3908,7 @@ static NTSTATUS build_tlib_section(ACTIVATION_CONTEXT* actctx, struct guidsectio
ULONG module_len, help_len;
UNICODE_STRING str;
WCHAR *ptrW;
NTSTATUS Status;
if (*entity->u.typelib.helpdir)
help_len = strlenW(entity->u.typelib.helpdir)*sizeof(WCHAR);
@ -3915,7 +3919,12 @@ static NTSTATUS build_tlib_section(ACTIVATION_CONTEXT* actctx, struct guidsectio
/* setup new index entry */
RtlInitUnicodeString(&str, entity->u.typelib.tlbid);
RtlGUIDFromString(&str, &index->guid);
Status = RtlGUIDFromString(&str, &index->guid);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
index->data_offset = data_offset;
index->data_len = sizeof(*data) + aligned_string_len(help_len);
index->rosterindex = i + 1;
@ -4071,11 +4080,15 @@ static void get_comserver_datalen(const struct entity_array *entities, const str
}
}
static void add_comserver_record(const struct guidsection_header *section, const struct entity_array *entities,
_Must_inspect_result_
static
NTSTATUS
add_comserver_record(const struct guidsection_header *section, const struct entity_array *entities,
const struct dll_redirect *dll, struct guid_index **index, ULONG *data_offset, ULONG *module_offset,
ULONG *seed, ULONG rosterindex)
{
unsigned int i;
NTSTATUS Status;
for (i = 0; i < entities->num; i++)
{
@ -4098,7 +4111,9 @@ static void add_comserver_record(const struct guidsection_header *section, const
/* setup new index entry */
RtlInitUnicodeString(&str, entity->u.comclass.clsid);
RtlGUIDFromString(&str, &(*index)->guid);
Status = RtlGUIDFromString(&str, &(*index)->guid);
if (!NT_SUCCESS(Status))
return Status;
(*index)->data_offset = *data_offset;
(*index)->data_len = sizeof(*data); /* additional length added later */
@ -4126,7 +4141,9 @@ static void add_comserver_record(const struct guidsection_header *section, const
if (entity->u.comclass.tlbid)
{
RtlInitUnicodeString(&str, entity->u.comclass.tlbid);
RtlGUIDFromString(&str, &data->tlbid);
Status = RtlGUIDFromString(&str, &data->tlbid);
if (!NT_SUCCESS(Status))
return Status;
}
else
memset(&data->tlbid, 0, sizeof(data->tlbid));
@ -4245,15 +4262,21 @@ static void add_comserver_record(const struct guidsection_header *section, const
(*index) += 1;
}
}
return STATUS_SUCCESS;
}
static NTSTATUS build_comserver_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
_Must_inspect_result_
static
NTSTATUS
build_comserver_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
{
unsigned int i, j, total_len = 0, class_count = 0, names_len = 0;
struct guidsection_header *header;
ULONG module_offset, data_offset;
struct guid_index *index;
ULONG seed;
NTSTATUS Status;
/* compute section length */
for (i = 0; i < actctx->num_assemblies; i++)
@ -4286,11 +4309,21 @@ static NTSTATUS build_comserver_section(ACTIVATION_CONTEXT* actctx, struct guids
for (i = 0; i < actctx->num_assemblies; i++)
{
struct assembly *assembly = &actctx->assemblies[i];
add_comserver_record(header, &assembly->entities, NULL, &index, &data_offset, &module_offset, &seed, i+1);
Status = add_comserver_record(header, &assembly->entities, NULL, &index, &data_offset, &module_offset, &seed, i+1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
add_comserver_record(header, &dll->entities, dll, &index, &data_offset, &module_offset, &seed, i+1);
Status = add_comserver_record(header, &dll->entities, dll, &index, &data_offset, &module_offset, &seed, i+1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
}
}
@ -4304,7 +4337,10 @@ static inline struct comclassredirect_data *get_comclass_data(ACTIVATION_CONTEXT
return (struct comclassredirect_data*)((BYTE*)actctx->comserver_section + index->data_offset);
}
static NTSTATUS find_comserver_redirection(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
_Must_inspect_result_
static
NTSTATUS
find_comserver_redirection(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
{
struct comclassredirect_data *comclass;
struct guid_index *index = NULL;
@ -4361,7 +4397,10 @@ static void get_ifaceps_datalen(const struct entity_array *entities, unsigned in
}
}
static void add_ifaceps_record(struct guidsection_header *section, struct entity_array *entities,
_Must_inspect_result_
static
NTSTATUS
add_ifaceps_record(struct guidsection_header *section, struct entity_array *entities,
struct guid_index **index, ULONG *data_offset, ULONG rosterindex)
{
unsigned int i;
@ -4374,6 +4413,7 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
struct ifacepsredirect_data *data = (struct ifacepsredirect_data*)((BYTE*)section + *data_offset);
UNICODE_STRING str;
ULONG name_len;
NTSTATUS Status;
if (entity->u.ifaceps.name)
name_len = strlenW(entity->u.ifaceps.name)*sizeof(WCHAR);
@ -4382,7 +4422,9 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
/* setup index */
RtlInitUnicodeString(&str, entity->u.ifaceps.iid);
RtlGUIDFromString(&str, &(*index)->guid);
Status = RtlGUIDFromString(&str, &(*index)->guid);
if (!NT_SUCCESS(Status))
return Status;
(*index)->data_offset = *data_offset;
(*index)->data_len = sizeof(*data) + name_len ? aligned_string_len(name_len + sizeof(WCHAR)) : 0;
(*index)->rosterindex = rosterindex;
@ -4396,7 +4438,9 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
if (entity->u.ifaceps.ps32)
{
RtlInitUnicodeString(&str, entity->u.ifaceps.ps32);
RtlGUIDFromString(&str, &data->iid);
Status = RtlGUIDFromString(&str, &data->iid);
if (!NT_SUCCESS(Status))
return Status;
}
else
data->iid = (*index)->guid;
@ -4406,7 +4450,9 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
if (entity->u.ifaceps.tlib)
{
RtlInitUnicodeString(&str, entity->u.ifaceps.tlib);
RtlGUIDFromString(&str, &data->tlbid);
Status = RtlGUIDFromString(&str, &data->tlbid);
if (!NT_SUCCESS(Status))
return Status;
}
else
memset(&data->tlbid, 0, sizeof(data->tlbid));
@ -4414,7 +4460,9 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
if (entity->u.ifaceps.base)
{
RtlInitUnicodeString(&str, entity->u.ifaceps.base);
RtlGUIDFromString(&str, &data->base);
Status = RtlGUIDFromString(&str, &data->base);
if (!NT_SUCCESS(Status))
return Status;
}
else
memset(&data->base, 0, sizeof(data->base));
@ -4437,9 +4485,14 @@ static void add_ifaceps_record(struct guidsection_header *section, struct entity
*data_offset += aligned_string_len(data->name_len + sizeof(WCHAR));
}
}
return STATUS_SUCCESS;
}
static NTSTATUS build_ifaceps_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
_Must_inspect_result_
static
NTSTATUS
build_ifaceps_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
{
unsigned int i, j, total_len = 0, count = 0;
struct guidsection_header *header;
@ -4475,12 +4528,24 @@ static NTSTATUS build_ifaceps_section(ACTIVATION_CONTEXT* actctx, struct guidsec
for (i = 0; i < actctx->num_assemblies; i++)
{
struct assembly *assembly = &actctx->assemblies[i];
NTSTATUS Status;
Status = add_ifaceps_record(header, &assembly->entities, &index, &data_offset, i + 1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
add_ifaceps_record(header, &assembly->entities, &index, &data_offset, i + 1);
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
add_ifaceps_record(header, &dll->entities, &index, &data_offset, i + 1);
Status = add_ifaceps_record(header, &dll->entities, &index, &data_offset, i + 1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
}
}
@ -4494,7 +4559,10 @@ static inline struct ifacepsredirect_data *get_ifaceps_data(ACTIVATION_CONTEXT *
return (struct ifacepsredirect_data*)((BYTE*)actctx->ifaceps_section + index->data_offset);
}
static NTSTATUS find_cominterface_redirection(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
_Must_inspect_result_
static
NTSTATUS
find_cominterface_redirection(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
{
struct ifacepsredirect_data *iface;
struct guid_index *index = NULL;
@ -4532,7 +4600,10 @@ static NTSTATUS find_cominterface_redirection(ACTIVATION_CONTEXT* actctx, const
return STATUS_SUCCESS;
}
static NTSTATUS build_clr_surrogate_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
_Must_inspect_result_
static
NTSTATUS
build_clr_surrogate_section(ACTIVATION_CONTEXT* actctx, struct guidsection_header **section)
{
unsigned int i, j, total_len = 0, count = 0;
struct guidsection_header *header;
@ -4586,6 +4657,7 @@ static NTSTATUS build_clr_surrogate_section(ACTIVATION_CONTEXT* actctx, struct g
ULONG version_len, name_len;
UNICODE_STRING str;
WCHAR *ptrW;
NTSTATUS Status;
if (entity->u.clrsurrogate.version)
version_len = strlenW(entity->u.clrsurrogate.version)*sizeof(WCHAR);
@ -4595,7 +4667,12 @@ static NTSTATUS build_clr_surrogate_section(ACTIVATION_CONTEXT* actctx, struct g
/* setup new index entry */
RtlInitUnicodeString(&str, entity->u.clrsurrogate.clsid);
RtlGUIDFromString(&str, &index->guid);
Status = RtlGUIDFromString(&str, &index->guid);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
index->data_offset = data_offset;
index->data_len = sizeof(*data) + aligned_string_len(name_len + sizeof(WCHAR) + (version_len ? version_len + sizeof(WCHAR) : 0));
@ -4642,7 +4719,10 @@ static inline struct clrsurrogate_data *get_surrogate_data(ACTIVATION_CONTEXT *a
return (struct clrsurrogate_data*)((BYTE*)actctx->clrsurrogate_section + index->data_offset);
}
static NTSTATUS find_clr_surrogate(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
_Must_inspect_result_
static
NTSTATUS
find_clr_surrogate(ACTIVATION_CONTEXT* actctx, const GUID *guid, ACTCTX_SECTION_KEYED_DATA* data)
{
struct clrsurrogate_data *surrogate;
struct guid_index *index = NULL;
@ -4752,10 +4832,14 @@ static void write_progid_record(struct strsection_header *section, const WCHAR *
(*index) += 1;
}
static void add_progid_record(ACTIVATION_CONTEXT* actctx, struct strsection_header *section, const struct entity_array *entities,
_Must_inspect_result_
static
NTSTATUS
add_progid_record(ACTIVATION_CONTEXT* actctx, struct strsection_header *section, const struct entity_array *entities,
struct string_index **index, ULONG *data_offset, ULONG *global_offset, ULONG rosterindex)
{
unsigned int i, j;
NTSTATUS Status;
for (i = 0; i < entities->num; i++)
{
@ -4769,7 +4853,9 @@ static void add_progid_record(ACTIVATION_CONTEXT* actctx, struct strsection_head
GUID clsid;
RtlInitUnicodeString(&str, entity->u.comclass.clsid);
RtlGUIDFromString(&str, &clsid);
Status = RtlGUIDFromString(&str, &clsid);
if (!NT_SUCCESS(Status))
return Status;
guid_index = find_guid_index(actctx->comserver_section, &clsid);
comclass = get_comclass_data(actctx, guid_index);
@ -4783,14 +4869,19 @@ static void add_progid_record(ACTIVATION_CONTEXT* actctx, struct strsection_head
index, data_offset, global_offset, rosterindex);
}
}
return Status;
}
static NTSTATUS build_progid_section(ACTIVATION_CONTEXT* actctx, struct strsection_header **section)
_Must_inspect_result_
static
NTSTATUS
build_progid_section(ACTIVATION_CONTEXT* actctx, struct strsection_header **section)
{
unsigned int i, j, total_len = 0, count = 0;
struct strsection_header *header;
ULONG data_offset, global_offset;
struct string_index *index;
NTSTATUS Status;
/* compute section length */
for (i = 0; i < actctx->num_assemblies; i++)
@ -4826,11 +4917,22 @@ static NTSTATUS build_progid_section(ACTIVATION_CONTEXT* actctx, struct strsecti
{
struct assembly *assembly = &actctx->assemblies[i];
add_progid_record(actctx, header, &assembly->entities, &index, &data_offset, &global_offset, i + 1);
Status = add_progid_record(actctx, header, &assembly->entities, &index, &data_offset, &global_offset, i + 1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
add_progid_record(actctx, header, &dll->entities, &index, &data_offset, &global_offset, i + 1);
Status = add_progid_record(actctx, header, &dll->entities, &index, &data_offset, &global_offset, i + 1);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap(RtlGetProcessHeap(), 0, header);
return Status;
}
}
}