diff options
Diffstat (limited to 'fastboot/fastboot_driver.cpp')
| -rw-r--r-- | fastboot/fastboot_driver.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fastboot/fastboot_driver.cpp b/fastboot/fastboot_driver.cpp index a516a9130..14ee78555 100644 --- a/fastboot/fastboot_driver.cpp +++ b/fastboot/fastboot_driver.cpp @@ -30,6 +30,7 @@ #include <errno.h> #include <fcntl.h> +#include <inttypes.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -42,6 +43,7 @@ #include <android-base/file.h> #include <android-base/mapped_file.h> +#include <android-base/parseint.h> #include <android-base/stringprintf.h> #include <android-base/strings.h> #include <android-base/unique_fd.h> @@ -357,6 +359,29 @@ RetCode FastBootDriver::UploadInner(const std::string& outfile, std::string* res return ret; } +RetCode FastBootDriver::FetchToFd(const std::string& partition, android::base::borrowed_fd fd, + int64_t offset, int64_t size, std::string* response, + std::vector<std::string>* info) { + prolog_(android::base::StringPrintf("Fetching %s (offset=%" PRIx64 ", size=%" PRIx64 ")", + partition.c_str(), offset, size)); + std::string cmd = FB_CMD_FETCH ":" + partition; + if (offset >= 0) { + cmd += android::base::StringPrintf(":0x%08" PRIx64, offset); + if (size >= 0) { + cmd += android::base::StringPrintf(":0x%08" PRIx64, size); + } + } + RetCode ret = RunAndReadBuffer(cmd, response, info, [&](const char* data, uint64_t size) { + if (!android::base::WriteFully(fd, data, size)) { + error_ = android::base::StringPrintf("Cannot write: %s", strerror(errno)); + return IO_ERROR; + } + return SUCCESS; + }); + epilog_(ret); + return ret; +} + // Helpers void FastBootDriver::SetInfoCallback(std::function<void(const std::string&)> info) { info_ = info; |