diff options
Diffstat (limited to 'twrp-functions.cpp')
| -rw-r--r-- | twrp-functions.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/twrp-functions.cpp b/twrp-functions.cpp index 6eb6cd59d..def265ca6 100644 --- a/twrp-functions.cpp +++ b/twrp-functions.cpp @@ -1043,4 +1043,23 @@ void TWFunc::Disable_Stock_Recovery_Replace(void) { } } +unsigned long long TWFunc::IOCTL_Get_Block_Size(const char* block_device) { + unsigned long block_device_size; + int ret = 0; + + int fd = open(block_device, O_RDONLY); + if (fd < 0) { + LOGINFO("Find_Partition_Size: Failed to open '%s', (%s)\n", block_device, strerror(errno)); + } else { + ret = ioctl(fd, BLKGETSIZE, &block_device_size); + close(fd); + if (ret) { + LOGINFO("Find_Partition_Size: ioctl error: (%s)\n", strerror(errno)); + } else { + return (unsigned long long)(block_device_size) * 512LLU; + } + } + return 0; +} + #endif // ndef BUILD_TWRPTAR_MAIN |