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Add file_offset parameter to android_extinfo

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Bug: 17762003
Change-Id: I8fb267a3155acef3dba534038cf5d1ef00d7154b
This commit is contained in:
Dmitriy Ivanov
2014-10-03 17:52:44 -07:00
parent d5df4124bb
commit 07e5bc152d
9 changed files with 205 additions and 57 deletions
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10
libc/include/android/dlext.h
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@@ -54,12 +54,19 @@ enum {
*/
ANDROID_DLEXT_USE_LIBRARY_FD = 0x10,
/* When opening library using library_fd read it starting with library_offset
* This flag is only valid when ANDROID_DLEXT_USE_LIBRARY_FD is set.
*/
ANDROID_DLEXT_USE_LIBRARY_OFFSET = 0x20,
/* Mask of valid bits */
ANDROID_DLEXT_VALID_FLAG_BITS = ANDROID_DLEXT_RESERVED_ADDRESS |
ANDROID_DLEXT_RESERVED_ADDRESS_HINT |
ANDROID_DLEXT_WRITE_RELRO |
ANDROID_DLEXT_USE_RELRO |
ANDROID_DLEXT_USE_LIBRARY_FD,
ANDROID_DLEXT_USE_LIBRARY_FD |
ANDROID_DLEXT_USE_LIBRARY_OFFSET,
};
typedef struct {
@@ -68,6 +75,7 @@ typedef struct {
size_t reserved_size;
int relro_fd;
int library_fd;
off64_t library_offset;
} android_dlextinfo;
extern void* android_dlopen_ext(const char* filename, int flag, const android_dlextinfo* extinfo);