From 11a2e07a97bb44005dfd8fe8bac690014b3e2a81 Mon Sep 17 00:00:00 2001 From: Doug Gilbert Date: Fri, 13 Jan 2012 09:40:41 -0600 Subject: VFS add functions to find module by address and query if module is loaded Change-Id: I471a2a773d42f11ab973f42ca701c8be5191d776 Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/611 Tested-by: Jenkins Server Reviewed-by: Daniel M. Crowell Reviewed-by: Douglas R. Gilbert --- src/sys/vfs/vfs_init.C | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'src/sys') diff --git a/src/sys/vfs/vfs_init.C b/src/sys/vfs/vfs_init.C index 91e09876f..e0cf844fa 100644 --- a/src/sys/vfs/vfs_init.C +++ b/src/sys/vfs/vfs_init.C @@ -119,4 +119,28 @@ VfsSystemModule * vfs_find_module(VfsSystemModule * i_table, return ret; } +// ---------------------------------------------------------------------------- + +VfsSystemModule * vfs_find_address(VfsSystemModule * i_table, + const void * i_vaddr) +{ + VfsSystemModule * module = i_table; + VfsSystemModule * ret = NULL; + + const uint8_t * vaddr = reinterpret_cast(i_vaddr); + + while('\0' != module->module[0]) + { + const uint8_t * first = reinterpret_cast(module->text); + const uint8_t * last = first + module->byte_count; + + if(vaddr >= first && vaddr < last) + { + ret = module; + break; + } + ++module; + } + return ret; +} -- cgit v1.2.1