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author | Andrea Fioraldi <andreafioraldi@gmail.com> | 2019-08-30 12:20:33 +0200 |
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committer | Andrea Fioraldi <andreafioraldi@gmail.com> | 2019-08-30 12:20:33 +0200 |
commit | 0ba49eacc9062622cb1aa55cf7b7e0b7d95aff9f (patch) | |
tree | 161b3779dee5b8937af151735cf80e00e2a7e135 /android-ashmem.h | |
parent | bbd9441fc67fd969c111fdc1a9828d95adb71a30 (diff) | |
download | afl++-0ba49eacc9062622cb1aa55cf7b7e0b7d95aff9f.tar.gz |
move android-ashmem.h to include/
Diffstat (limited to 'android-ashmem.h')
-rw-r--r-- | android-ashmem.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/android-ashmem.h b/android-ashmem.h deleted file mode 100644 index a787c04b..00000000 --- a/android-ashmem.h +++ /dev/null @@ -1,81 +0,0 @@ -#ifndef _ANDROID_ASHMEM_H -#define _ANDROID_ASHMEM_H - -#include <fcntl.h> -#include <linux/shm.h> -#include <linux/ashmem.h> -#include <sys/ioctl.h> -#include <sys/mman.h> - -#if __ANDROID_API__ >= 26 -#define shmat bionic_shmat -#define shmctl bionic_shmctl -#define shmdt bionic_shmdt -#define shmget bionic_shmget -#endif - #include <sys/shm.h> -#undef shmat -#undef shmctl -#undef shmdt -#undef shmget -#include <stdio.h> - -#define ASHMEM_DEVICE "/dev/ashmem" - -static inline int shmctl(int __shmid, int __cmd, struct shmid_ds *__buf) -{ - int ret = 0; - if (__cmd == IPC_RMID) { - int length = ioctl(__shmid, ASHMEM_GET_SIZE, NULL); - struct ashmem_pin pin = {0, length}; - ret = ioctl(__shmid, ASHMEM_UNPIN, &pin); - close(__shmid); - } - - return ret; -} - -static inline int shmget (key_t __key, size_t __size, int __shmflg) -{ - int fd,ret; - char ourkey[11]; - - fd = open(ASHMEM_DEVICE, O_RDWR); - if (fd < 0) - return fd; - - sprintf(ourkey,"%d",__key); - ret = ioctl(fd, ASHMEM_SET_NAME, ourkey); - if (ret < 0) - goto error; - - ret = ioctl(fd, ASHMEM_SET_SIZE, __size); - if (ret < 0) - goto error; - - return fd; - -error: - close(fd); - return ret; -} - -static inline void *shmat (int __shmid, const void *__shmaddr, int __shmflg) -{ - int size; - void *ptr; - - size = ioctl(__shmid, ASHMEM_GET_SIZE, NULL); - if (size < 0) { - return NULL; - } - - ptr = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, __shmid, 0); - if (ptr == MAP_FAILED) { - return NULL; - } - - return ptr; -} - -#endif |