diff options
Diffstat (limited to 'include/nlm/external.h')
-rw-r--r-- | include/nlm/external.h | 108 |
1 files changed, 8 insertions, 100 deletions
diff --git a/include/nlm/external.h b/include/nlm/external.h index 83592d0..70262ed 100644 --- a/include/nlm/external.h +++ b/include/nlm/external.h @@ -38,106 +38,14 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ order. There is no way to identify the end of the auxiliary headers except by finding a header without a recognized 'stamp'. + The exact format of the fixed length header unfortunately varies + from one NLM target to another, due to padding. Each target + defines the correct external format in a separate header file. + */ /* NLM Header */ -typedef struct nlmNAME(external_fixed_header) -{ - - /* The signature field identifies the file as an NLM. It must contain - the signature string, which depends upon the NLM target. */ - - unsigned char signature[NLM_SIGNATURE_SIZE]; - - /* The version of the header. At this time, the highest version number - is 4. */ - - unsigned char version[NLM_TARGET_LONG_SIZE]; - - /* The name of the module, which must be a DOS name (1-8 characters followed - by a period and a 1-3 character extension). The first byte is the byte - length of the name and the last byte is a null terminator byte. This - field is fixed length, and any unused bytes should be null bytes. The - value is set by the OUTPUT keyword to NLMLINK. */ - - unsigned char moduleName[NLM_MODULE_NAME_SIZE]; - - /* The byte offset of the code image from the start of the file. */ - - unsigned char codeImageOffset[NLM_TARGET_LONG_SIZE]; - - /* The size of the code image, in bytes. */ - - unsigned char codeImageSize[NLM_TARGET_LONG_SIZE]; - - /* The byte offset of the data image from the start of the file. */ - - unsigned char dataImageOffset[NLM_TARGET_LONG_SIZE]; - - /* The size of the data image, in bytes. */ - - unsigned char dataImageSize[NLM_TARGET_LONG_SIZE]; - - /* The size of the uninitialized data region that the loader is to be - allocated at load time. Uninitialized data follows the initialized - data in the NLM address space. */ - - unsigned char uninitializedDataSize[NLM_TARGET_LONG_SIZE]; - - /* The byte offset of the custom data from the start of the file. The - custom data is set by the CUSTOM keyword to NLMLINK. It is possible - for this to be EOF if there is no custom data. */ - - unsigned char customDataOffset[NLM_TARGET_LONG_SIZE]; - - /* The size of the custom data, in bytes. */ - - unsigned char customDataSize[NLM_TARGET_LONG_SIZE]; - - /* The byte offset of the module dependencies from the start of the file. - The module dependencies are determined by the MODULE keyword in - NLMLINK. */ - - unsigned char moduleDependencyOffset[NLM_TARGET_LONG_SIZE]; - - /* The number of module dependencies at the moduleDependencyOffset. */ - - unsigned char numberOfModuleDependencies[NLM_TARGET_LONG_SIZE]; - - /* The byte offset of the relocation fixup data from the start of the file */ - - unsigned char relocationFixupOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char numberOfRelocationFixups[NLM_TARGET_LONG_SIZE]; - - unsigned char externalReferencesOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char numberOfExternalReferences[NLM_TARGET_LONG_SIZE]; - - unsigned char publicsOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char numberOfPublics[NLM_TARGET_LONG_SIZE]; - - /* The byte offset of the internal debug info from the start of the file. - It is possible for this to be EOF if there is no debug info. */ - - unsigned char debugInfoOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char numberOfDebugRecords[NLM_TARGET_LONG_SIZE]; - - unsigned char codeStartOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char exitProcedureOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char checkUnloadProcedureOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char moduleType[NLM_TARGET_LONG_SIZE]; - - unsigned char flags[NLM_TARGET_LONG_SIZE]; - -} NlmNAME(External_Fixed_Header); - /* The version header is one of the optional auxiliary headers and follows the fixed length and variable length NLM headers. */ @@ -220,6 +128,10 @@ typedef struct nlmNAME(external_extended_header) unsigned char sharedPublicsCount[NLM_TARGET_LONG_SIZE]; + unsigned char sharedDebugRecordOffset[NLM_TARGET_LONG_SIZE]; + + unsigned char sharedDebugRecordCount[NLM_TARGET_LONG_SIZE]; + unsigned char sharedInitializationOffset[NLM_TARGET_ADDRESS_SIZE]; unsigned char SharedExitProcedureOffset[NLM_TARGET_ADDRESS_SIZE]; @@ -249,8 +161,4 @@ typedef struct nlmNAME(external_custom_header) unsigned char dataLength[NLM_TARGET_LONG_SIZE]; - unsigned char debugRecOffset[NLM_TARGET_LONG_SIZE]; - - unsigned char debugRecLength[NLM_TARGET_LONG_SIZE]; - } NlmNAME(External_Custom_Header); |