Here is a list of all files with brief descriptions:

[detail level 12345]

▼ src
▼ api
▼ mip_cc
▼ protection
delegation_license_cc.h
license_info_cc.h
protection_crypto_types_cc.h	Defines C-Style crypto types
protection_engine_cc.h	Defines C-Style ProtectionEngine functions
protection_handler_cc.h	Defines C-Style ProtectionHandler interface
protection_profile_cc.h	Defines C-Style ProtectionProfile functions
template_descriptor_cc.h	Defines C-Style TemplateDescriptor functions
user_rights_roles_cc.h	Defines C-Style user rights & roles functions
▼ upe
action_cc.h	Contains C API definitions for label policy actions
action_result_cc.h	A file containing definition of action result type
add_content_footer_action_cc.h	Contains C API definitions for "add content footer" label policy action
add_content_header_action_cc.h	Contains C API definitions for "add content header" label policy action
add_watermark_action_cc.h	Contains C API definitions for "add watermark" label policy action
application_action_state_cc.h	Describes application state when performing a label-related operation
content_label_cc.h	Contains C API definitions for content label
custom_action_cc.h	Contains C API definitions for custom label policy action
document_state_cc.h	Describes document state when performing a label-related operation
justify_action_cc.h	Contains C API definitions for "justify" label policy action
label_cc.h	Contains C API definitions for label
metadata_action_cc.h	Contains C API definitions for "metadata" label policy action
metadata_dictionary_cc.h	Contains C API definitions for a metadata dictionary
policy_engine_cc.h	Contains C API definitions for policy engine
policy_handler_cc.h	Contains C API definitions for policy handler
policy_profile_cc.h	Contains C API definitions for policy profile
protect_adhoc_action_cc.h
protect_adhoc_dk_action_cc.h
protect_by_encrypt_only_action_cc.h	Contains C API definitions for "protect by encrypt only" label policy action
protect_by_template_action_cc.h	Contains C API definitions for "protect by template" label policy action
protect_do_not_forward_action_cc.h	Contains C API definitions for "protect do not forward" label policy action
protect_do_not_forward_dk_action_cc.h	Contains C API definitions for "protect do not forward" label policy action
remove_content_footer_action_cc.h	Contains C API definitions for "remove content footer" label policy action
remove_content_header_action_cc.h	Contains C API definitions for "remove content header" label policy action
remove_protection_action_cc.h	Contains C API definitions for "remove protection" label policy action
remove_watermark_action_cc.h	Contains C API definitions for "remove watermark" label policy action
sensitivity_type_cc.h	Contains C API definitions for sensitivity type
application_info_cc.h	ApplicationInfo definition
auth_callback_cc.h	Defines auth callback functions
common_types_cc.h	A file Containing the common types used by the upe, file and protection modules
consent_callback_cc.h	Defines consent callback functions
dictionary_cc.h	Contains C API definitions for common string dictionary
dynamic_watermark_cc.h
error_cc.h	Error definition and functions
flighting_feature_cc.h	Flighting feature definition
http_delegate_cc.h	Defines HTTP callback functions
identity_cc.h	Identity definition
logger_delegate_cc.h	Defines logger callback functions
mip_context_cc.h	Defines C-Style MipContext functions
mip_macros_cc.h	Export/import and other macros for C API
protection_descriptor_builder_cc.h	Defines C-Style ProtectionDescriptorBuilder interface
protection_descriptor_cc.h	Defines C-Style ProtectionDescriptor interface
result_cc.h	Defines success/error result codes
stream_cc.h	Defines stream callback functions
string_list_cc.h	Contains C API definitions for common string list
task_dispatcher_delegate_cc.h	Defines task dispatcher callback functions
telemetry_configuration_cc.h	Defines custom telemetry settings