Merge "fs_mgr: init: adb: add fstab argument to fs_mgr_overlayfs_mount_all"
diff --git a/adb/daemon/services.cpp b/adb/daemon/services.cpp
index 8417690..2bac486 100644
--- a/adb/daemon/services.cpp
+++ b/adb/daemon/services.cpp
@@ -103,7 +103,9 @@
if (reboot_arg.empty()) reboot_arg = "adb";
std::string reboot_string = android::base::StringPrintf("reboot,%s", reboot_arg.c_str());
- if (reboot_arg == "fastboot" && access("/dev/socket/recovery", F_OK) == 0) {
+ if (reboot_arg == "fastboot" &&
+ android::base::GetBoolProperty("ro.boot.logical_partitions", false) &&
+ access("/dev/socket/recovery", F_OK) == 0) {
LOG(INFO) << "Recovery specific reboot fastboot";
/*
* The socket is created to allow switching between recovery and
diff --git a/debuggerd/crasher/crasher.cpp b/debuggerd/crasher/crasher.cpp
index f0fe1d0..f0bdfbf 100644
--- a/debuggerd/crasher/crasher.cpp
+++ b/debuggerd/crasher/crasher.cpp
@@ -224,7 +224,7 @@
// Prefixes.
if (!strncmp(arg, "wait-", strlen("wait-"))) {
char buf[1];
- TEMP_FAILURE_RETRY(read(STDIN_FILENO, buf, sizeof(buf)));
+ UNUSED(TEMP_FAILURE_RETRY(read(STDIN_FILENO, buf, sizeof(buf))));
return do_action(arg + strlen("wait-"));
} else if (!strncmp(arg, "exhaustfd-", strlen("exhaustfd-"))) {
errno = 0;
@@ -258,10 +258,14 @@
__assert("some_file.c", 123, "false");
} else if (!strcasecmp(arg, "assert2")) {
__assert2("some_file.c", 123, "some_function", "false");
+#if !defined(__clang_analyzer__)
} else if (!strcasecmp(arg, "fortify")) {
+ // FORTIFY is disabled when running clang-tidy and other tools, so this
+ // shouldn't depend on internal implementation details of it.
char buf[10];
__read_chk(-1, buf, 32, 10);
while (true) pause();
+#endif
} else if (!strcasecmp(arg, "fdsan_file")) {
FILE* f = fopen("/dev/null", "r");
close(fileno(f));
diff --git a/fastboot/bootimg_utils.cpp b/fastboot/bootimg_utils.cpp
index 1152007..e433787 100644
--- a/fastboot/bootimg_utils.cpp
+++ b/fastboot/bootimg_utils.cpp
@@ -39,27 +39,27 @@
strcpy(reinterpret_cast<char*>(h->cmdline), cmdline.c_str());
}
-boot_img_hdr_v1* mkbootimg(void* kernel, int64_t kernel_size, void* ramdisk, int64_t ramdisk_size,
- void* second, int64_t second_size, size_t base,
- const boot_img_hdr_v1& src, int64_t* bootimg_size) {
+boot_img_hdr_v1* mkbootimg(const std::vector<char>& kernel, const std::vector<char>& ramdisk,
+ const std::vector<char>& second, size_t base, const boot_img_hdr_v1& src,
+ std::vector<char>* out) {
const size_t page_mask = src.page_size - 1;
int64_t header_actual = (sizeof(boot_img_hdr_v1) + page_mask) & (~page_mask);
- int64_t kernel_actual = (kernel_size + page_mask) & (~page_mask);
- int64_t ramdisk_actual = (ramdisk_size + page_mask) & (~page_mask);
- int64_t second_actual = (second_size + page_mask) & (~page_mask);
+ int64_t kernel_actual = (kernel.size() + page_mask) & (~page_mask);
+ int64_t ramdisk_actual = (ramdisk.size() + page_mask) & (~page_mask);
+ int64_t second_actual = (second.size() + page_mask) & (~page_mask);
- *bootimg_size = header_actual + kernel_actual + ramdisk_actual + second_actual;
+ int64_t bootimg_size = header_actual + kernel_actual + ramdisk_actual + second_actual;
+ out->resize(bootimg_size);
- boot_img_hdr_v1* hdr = reinterpret_cast<boot_img_hdr_v1*>(calloc(*bootimg_size, 1));
- if (hdr == nullptr) die("couldn't allocate boot image: %" PRId64 " bytes", *bootimg_size);
+ boot_img_hdr_v1* hdr = reinterpret_cast<boot_img_hdr_v1*>(out->data());
*hdr = src;
memcpy(hdr->magic, BOOT_MAGIC, BOOT_MAGIC_SIZE);
- hdr->kernel_size = kernel_size;
- hdr->ramdisk_size = ramdisk_size;
- hdr->second_size = second_size;
+ hdr->kernel_size = kernel.size();
+ hdr->ramdisk_size = ramdisk.size();
+ hdr->second_size = second.size();
hdr->kernel_addr += base;
hdr->ramdisk_addr += base;
@@ -70,8 +70,9 @@
hdr->header_size = sizeof(boot_img_hdr_v1);
}
- memcpy(hdr->magic + hdr->page_size, kernel, kernel_size);
- memcpy(hdr->magic + hdr->page_size + kernel_actual, ramdisk, ramdisk_size);
- memcpy(hdr->magic + hdr->page_size + kernel_actual + ramdisk_actual, second, second_size);
+ memcpy(hdr->magic + hdr->page_size, kernel.data(), kernel.size());
+ memcpy(hdr->magic + hdr->page_size + kernel_actual, ramdisk.data(), ramdisk.size());
+ memcpy(hdr->magic + hdr->page_size + kernel_actual + ramdisk_actual, second.data(),
+ second.size());
return hdr;
}
diff --git a/fastboot/bootimg_utils.h b/fastboot/bootimg_utils.h
index fe805b0..a4e8870 100644
--- a/fastboot/bootimg_utils.h
+++ b/fastboot/bootimg_utils.h
@@ -33,8 +33,9 @@
#include <sys/types.h>
#include <string>
+#include <vector>
-boot_img_hdr_v1* mkbootimg(void* kernel, int64_t kernel_size, void* ramdisk, int64_t ramdisk_size,
- void* second, int64_t second_size, size_t base,
- const boot_img_hdr_v1& src, int64_t* bootimg_size);
+boot_img_hdr_v1* mkbootimg(const std::vector<char>& kernel, const std::vector<char>& ramdisk,
+ const std::vector<char>& second, size_t base, const boot_img_hdr_v1& src,
+ std::vector<char>* out);
void bootimg_set_cmdline(boot_img_hdr_v1* h, const std::string& cmdline);
diff --git a/fastboot/engine.cpp b/fastboot/engine.cpp
index 0ac57af..a43e7a6 100644
--- a/fastboot/engine.cpp
+++ b/fastboot/engine.cpp
@@ -103,9 +103,9 @@
RUN_COMMAND(fb->Flash(partition));
}
-void fb_flash(const std::string& partition, void* data, uint32_t sz) {
- Status(StringPrintf("Sending '%s' (%u KB)", partition.c_str(), sz / 1024));
- RUN_COMMAND(fb->Download(static_cast<char*>(data), sz));
+void fb_flash(const std::string& partition, const std::vector<char>& data) {
+ Status(StringPrintf("Sending '%s' (%zu KB)", partition.c_str(), data.size() / 1024));
+ RUN_COMMAND(fb->Download(data));
Status("Writing '" + partition + "'");
RUN_COMMAND(fb->Flash(partition));
@@ -136,69 +136,6 @@
RUN_COMMAND(fb->RawCommand(FB_CMD_RESIZE_PARTITION ":" + partition + ":" + size));
}
-static int match(const char* str, const char** value, unsigned count) {
- unsigned n;
-
- for (n = 0; n < count; n++) {
- const char *val = value[n];
- int len = strlen(val);
- int match;
-
- if ((len > 1) && (val[len-1] == '*')) {
- len--;
- match = !strncmp(val, str, len);
- } else {
- match = !strcmp(val, str);
- }
-
- if (match) return 1;
- }
-
- return 0;
-}
-
-void fb_require(const std::string& product, const std::string& var, bool invert, size_t count,
- const char** values) {
- Status("Checking '" + var + "'");
-
- double start = now();
-
- std::string var_value;
- auto status = fb->GetVar(var, &var_value);
-
- if (status) {
- fprintf(stderr, "getvar:%s FAILED (%s)\n", var.c_str(), fb->Error().c_str());
- die("requirements not met!");
- }
-
- if (!product.empty()) {
- if (product != cur_product) {
- double split = now();
- fprintf(stderr, "IGNORE, product is %s required only for %s [%7.3fs]\n", cur_product,
- product.c_str(), (split - start));
- return;
- }
- }
-
- int yes = match(var_value.c_str(), values, count);
- if (invert) yes = !yes;
-
- if (yes) {
- double split = now();
- fprintf(stderr, "OKAY [%7.3fs]\n", (split - start));
- return;
- }
-
- fprintf(stderr, "FAILED\n\n");
- fprintf(stderr, "Device %s is '%s'.\n", var.c_str(), var_value.c_str());
- fprintf(stderr, "Update %s '%s'", invert ? "rejects" : "requires", values[0]);
- for (size_t n = 1; n < count; n++) {
- fprintf(stderr, " or '%s'", values[n]);
- }
- fprintf(stderr, ".\n\n");
- die("requirements not met!");
-}
-
void fb_display(const std::string& label, const std::string& var) {
std::string value;
auto status = fb->GetVar(var, &value);
@@ -210,18 +147,6 @@
fprintf(stderr, "%s: %s\n", label.c_str(), value.c_str());
}
-void fb_query_save(const std::string& var, char* dest, uint32_t dest_size) {
- std::string value;
- auto status = fb->GetVar(var, &value);
-
- if (status) {
- fprintf(stderr, "getvar:%s FAILED (%s)\n", var.c_str(), fb->Error().c_str());
- return;
- }
-
- strncpy(dest, value.c_str(), dest_size);
-}
-
void fb_reboot() {
fprintf(stderr, "Rebooting");
fb->Reboot();
@@ -233,9 +158,9 @@
RUN_COMMAND(fb->RawCommand(cmd));
}
-void fb_download(const std::string& name, void* data, uint32_t size) {
+void fb_download(const std::string& name, const std::vector<char>& data) {
Status("Downloading '" + name + "'");
- RUN_COMMAND(fb->Download(static_cast<char*>(data), size));
+ RUN_COMMAND(fb->Download(data));
}
void fb_download_fd(const std::string& name, int fd, uint32_t sz) {
diff --git a/fastboot/engine.h b/fastboot/engine.h
index d78cb13..b681f5a 100644
--- a/fastboot/engine.h
+++ b/fastboot/engine.h
@@ -48,18 +48,15 @@
void fb_reinit(Transport* transport);
bool fb_getvar(const std::string& key, std::string* value);
-void fb_flash(const std::string& partition, void* data, uint32_t sz);
+void fb_flash(const std::string& partition, const std::vector<char>& data);
void fb_flash_fd(const std::string& partition, int fd, uint32_t sz);
void fb_flash_sparse(const std::string& partition, struct sparse_file* s, uint32_t sz,
size_t current, size_t total);
void fb_erase(const std::string& partition);
-void fb_require(const std::string& prod, const std::string& var, bool invert, size_t nvalues,
- const char** values);
void fb_display(const std::string& label, const std::string& var);
-void fb_query_save(const std::string& var, char* dest, uint32_t dest_size);
void fb_reboot();
void fb_command(const std::string& cmd, const std::string& msg);
-void fb_download(const std::string& name, void* data, uint32_t size);
+void fb_download(const std::string& name, const std::vector<char>& data);
void fb_download_fd(const std::string& name, int fd, uint32_t sz);
void fb_upload(const std::string& outfile);
void fb_notice(const std::string& notice);
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 8e6c125..5173bab 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -43,6 +43,7 @@
#include <chrono>
#include <functional>
+#include <regex>
#include <thread>
#include <utility>
#include <vector>
@@ -69,14 +70,15 @@
#include "udp.h"
#include "usb.h"
+using android::base::ReadFully;
+using android::base::Split;
+using android::base::Trim;
using android::base::unique_fd;
#ifndef O_BINARY
#define O_BINARY 0
#endif
-char cur_product[FB_RESPONSE_SZ + 1];
-
static const char* serial = nullptr;
static bool g_long_listing = false;
@@ -179,38 +181,22 @@
static int64_t get_file_size(int fd) {
struct stat sb;
- return fstat(fd, &sb) == -1 ? -1 : sb.st_size;
+ if (fstat(fd, &sb) == -1) {
+ die("could not get file size");
+ }
+ return sb.st_size;
}
-static void* load_fd(int fd, int64_t* sz) {
- int errno_tmp;
- char* data = nullptr;
+bool ReadFileToVector(const std::string& file, std::vector<char>* out) {
+ out->clear();
- *sz = get_file_size(fd);
- if (*sz < 0) {
- goto oops;
+ unique_fd fd(TEMP_FAILURE_RETRY(open(file.c_str(), O_RDONLY | O_CLOEXEC | O_BINARY)));
+ if (fd == -1) {
+ return false;
}
- data = (char*) malloc(*sz);
- if (data == nullptr) goto oops;
-
- if(read(fd, data, *sz) != *sz) goto oops;
- close(fd);
-
- return data;
-
-oops:
- errno_tmp = errno;
- close(fd);
- if(data != 0) free(data);
- errno = errno_tmp;
- return 0;
-}
-
-static void* load_file(const std::string& path, int64_t* sz) {
- int fd = open(path.c_str(), O_RDONLY | O_BINARY);
- if (fd == -1) return nullptr;
- return load_fd(fd, sz);
+ out->resize(get_file_size(fd));
+ return ReadFully(fd, out->data(), out->size());
}
static int match_fastboot_with_serial(usb_ifc_info* info, const char* local_serial) {
@@ -418,70 +404,71 @@
return 0;
}
-static void* load_bootable_image(const std::string& kernel, const std::string& ramdisk,
- const std::string& second_stage, int64_t* sz) {
- int64_t ksize;
- void* kdata = load_file(kernel.c_str(), &ksize);
- if (kdata == nullptr) die("cannot load '%s': %s", kernel.c_str(), strerror(errno));
+static std::vector<char> LoadBootableImage(const std::string& kernel, const std::string& ramdisk,
+ const std::string& second_stage) {
+ std::vector<char> kernel_data;
+ if (!ReadFileToVector(kernel, &kernel_data)) {
+ die("cannot load '%s': %s", kernel.c_str(), strerror(errno));
+ }
// Is this actually a boot image?
- if (ksize < static_cast<int64_t>(sizeof(boot_img_hdr_v1))) {
+ if (kernel_data.size() < sizeof(boot_img_hdr_v1)) {
die("cannot load '%s': too short", kernel.c_str());
}
- if (!memcmp(kdata, BOOT_MAGIC, BOOT_MAGIC_SIZE)) {
+ if (!memcmp(kernel_data.data(), BOOT_MAGIC, BOOT_MAGIC_SIZE)) {
if (!g_cmdline.empty()) {
- bootimg_set_cmdline(reinterpret_cast<boot_img_hdr_v1*>(kdata), g_cmdline);
+ bootimg_set_cmdline(reinterpret_cast<boot_img_hdr_v1*>(kernel_data.data()), g_cmdline);
}
if (!ramdisk.empty()) die("cannot boot a boot.img *and* ramdisk");
- *sz = ksize;
- return kdata;
+ return kernel_data;
}
- void* rdata = nullptr;
- int64_t rsize = 0;
+ std::vector<char> ramdisk_data;
if (!ramdisk.empty()) {
- rdata = load_file(ramdisk.c_str(), &rsize);
- if (rdata == nullptr) die("cannot load '%s': %s", ramdisk.c_str(), strerror(errno));
+ if (!ReadFileToVector(ramdisk, &ramdisk_data)) {
+ die("cannot load '%s': %s", ramdisk.c_str(), strerror(errno));
+ }
}
- void* sdata = nullptr;
- int64_t ssize = 0;
+ std::vector<char> second_stage_data;
if (!second_stage.empty()) {
- sdata = load_file(second_stage.c_str(), &ssize);
- if (sdata == nullptr) die("cannot load '%s': %s", second_stage.c_str(), strerror(errno));
+ if (!ReadFileToVector(second_stage, &second_stage_data)) {
+ die("cannot load '%s': %s", second_stage.c_str(), strerror(errno));
+ }
}
-
fprintf(stderr,"creating boot image...\n");
- boot_img_hdr_v1* bdata = mkbootimg(kdata, ksize, rdata, rsize, sdata, ssize,
- g_base_addr, g_boot_img_hdr, sz);
- if (bdata == nullptr) die("failed to create boot.img");
- if (!g_cmdline.empty()) bootimg_set_cmdline(bdata, g_cmdline);
- fprintf(stderr, "creating boot image - %" PRId64 " bytes\n", *sz);
+ std::vector<char> out;
+ boot_img_hdr_v1* boot_image_data = mkbootimg(kernel_data, ramdisk_data, second_stage_data,
+ g_base_addr, g_boot_img_hdr, &out);
- return bdata;
+ if (!g_cmdline.empty()) bootimg_set_cmdline(boot_image_data, g_cmdline);
+ fprintf(stderr, "creating boot image - %zu bytes\n", out.size());
+
+ return out;
}
-static void* unzip_to_memory(ZipArchiveHandle zip, const char* entry_name, int64_t* sz) {
- ZipString zip_entry_name(entry_name);
+static bool UnzipToMemory(ZipArchiveHandle zip, const std::string& entry_name,
+ std::vector<char>* out) {
+ ZipString zip_entry_name(entry_name.c_str());
ZipEntry zip_entry;
if (FindEntry(zip, zip_entry_name, &zip_entry) != 0) {
- fprintf(stderr, "archive does not contain '%s'\n", entry_name);
- return nullptr;
+ fprintf(stderr, "archive does not contain '%s'\n", entry_name.c_str());
+ return false;
}
- *sz = zip_entry.uncompressed_length;
+ out->resize(zip_entry.uncompressed_length);
- fprintf(stderr, "extracting %s (%" PRId64 " MB) to RAM...\n", entry_name, *sz / 1024 / 1024);
- uint8_t* data = reinterpret_cast<uint8_t*>(malloc(zip_entry.uncompressed_length));
- if (data == nullptr) die("failed to allocate %" PRId64 " bytes for '%s'", *sz, entry_name);
+ fprintf(stderr, "extracting %s (%zu MB) to RAM...\n", entry_name.c_str(),
+ out->size() / 1024 / 1024);
- int error = ExtractToMemory(zip, &zip_entry, data, zip_entry.uncompressed_length);
- if (error != 0) die("failed to extract '%s': %s", entry_name, ErrorCodeString(error));
+ int error = ExtractToMemory(zip, &zip_entry, reinterpret_cast<uint8_t*>(out->data()),
+ out->size());
+ if (error != 0) die("failed to extract '%s': %s", entry_name.c_str(), ErrorCodeString(error));
- return data;
+ return true;
}
#if defined(_WIN32)
@@ -602,109 +589,145 @@
return fd.release();
}
-static char* strip(char* s) {
- while (*s && isspace(*s)) s++;
+static void CheckRequirement(const std::string& cur_product, const std::string& var,
+ const std::string& product, bool invert,
+ const std::vector<std::string>& options) {
+ Status("Checking '" + var + "'");
- int n = strlen(s);
- while (n-- > 0) {
- if (!isspace(s[n])) break;
- s[n] = 0;
+ double start = now();
+
+ if (!product.empty()) {
+ if (product != cur_product) {
+ double split = now();
+ fprintf(stderr, "IGNORE, product is %s required only for %s [%7.3fs]\n",
+ cur_product.c_str(), product.c_str(), (split - start));
+ return;
+ }
}
- return s;
+
+ std::string var_value;
+ if (!fb_getvar(var, &var_value)) {
+ fprintf(stderr, "FAILED\n\n");
+ fprintf(stderr, "Could not getvar for '%s' (%s)\n\n", var.c_str(), fb_get_error().c_str());
+ die("requirements not met!");
+ }
+
+ bool match = false;
+ for (const auto& option : options) {
+ if (option == var_value || (option.back() == '*' &&
+ !var_value.compare(0, option.length() - 1, option, 0,
+ option.length() - 1))) {
+ match = true;
+ break;
+ }
+ }
+
+ if (invert) {
+ match = !match;
+ }
+
+ if (match) {
+ double split = now();
+ fprintf(stderr, "OKAY [%7.3fs]\n", (split - start));
+ return;
+ }
+
+ fprintf(stderr, "FAILED\n\n");
+ fprintf(stderr, "Device %s is '%s'.\n", var.c_str(), var_value.c_str());
+ fprintf(stderr, "Update %s '%s'", invert ? "rejects" : "requires", options[0].c_str());
+ for (auto it = std::next(options.begin()); it != options.end(); ++it) {
+ fprintf(stderr, " or '%s'", it->c_str());
+ }
+ fprintf(stderr, ".\n\n");
+ die("requirements not met!");
}
-#define MAX_OPTIONS 32
-static void check_requirement(char* line) {
- char *val[MAX_OPTIONS];
- unsigned count;
- char *x;
- int invert = 0;
-
+bool ParseRequirementLine(const std::string& line, std::string* name, std::string* product,
+ bool* invert, std::vector<std::string>* options) {
// "require product=alpha|beta|gamma"
// "require version-bootloader=1234"
// "require-for-product:gamma version-bootloader=istanbul|constantinople"
// "require partition-exists=vendor"
+ *product = "";
+ *invert = false;
- char* name = line;
- const char* product = "";
- if (!strncmp(name, "reject ", 7)) {
- name += 7;
- invert = 1;
- } else if (!strncmp(name, "require ", 8)) {
- name += 8;
- invert = 0;
- } else if (!strncmp(name, "require-for-product:", 20)) {
- // Get the product and point name past it
- product = name + 20;
- name = strchr(name, ' ');
- if (!name) die("android-info.txt syntax error: %s", line);
- *name = 0;
- name += 1;
- invert = 0;
+ auto require_reject_regex = std::regex{"(require\\s+|reject\\s+)?\\s*(\\S+)\\s*=\\s*(.*)"};
+ auto require_product_regex =
+ std::regex{"require-for-product:\\s*(\\S+)\\s+(\\S+)\\s*=\\s*(.*)"};
+ std::smatch match_results;
+
+ if (std::regex_match(line, match_results, require_reject_regex)) {
+ *invert = Trim(match_results[1]) == "reject";
+ } else if (std::regex_match(line, match_results, require_product_regex)) {
+ *product = match_results[1];
+ } else {
+ return false;
}
- x = strchr(name, '=');
- if (x == 0) return;
- *x = 0;
- val[0] = x + 1;
-
- name = strip(name);
-
- // "require partition-exists=x" is a special case, added because of the trouble we had when
- // Pixel 2 shipped with new partitions and users used old versions of fastboot to flash them,
- // missing out new partitions. A device with new partitions can use "partition-exists" to
- // override the fields `optional_if_no_image` in the `images` array.
- if (!strcmp(name, "partition-exists")) {
- const char* partition_name = val[0];
- std::string has_slot;
- if (!fb_getvar(std::string("has-slot:") + partition_name, &has_slot) ||
- (has_slot != "yes" && has_slot != "no")) {
- die("device doesn't have required partition %s!", partition_name);
- }
- bool known_partition = false;
- for (size_t i = 0; i < arraysize(images); ++i) {
- if (images[i].nickname && !strcmp(images[i].nickname, partition_name)) {
- images[i].optional_if_no_image = false;
- known_partition = true;
- }
- }
- if (!known_partition) {
- die("device requires partition %s which is not known to this version of fastboot",
- partition_name);
- }
- return;
- }
-
- for(count = 1; count < MAX_OPTIONS; count++) {
- x = strchr(val[count - 1],'|');
- if (x == 0) break;
- *x = 0;
- val[count] = x + 1;
- }
-
+ *name = match_results[2];
// Work around an unfortunate name mismatch.
- const char* var = name;
- if (!strcmp(name, "board")) var = "product";
-
- const char** out = reinterpret_cast<const char**>(malloc(sizeof(char*) * count));
- if (out == nullptr) die("out of memory");
-
- for (size_t i = 0; i < count; ++i) {
- out[i] = xstrdup(strip(val[i]));
+ if (*name == "board") {
+ *name = "product";
}
- fb_require(product, var, invert, count, out);
+ auto raw_options = Split(match_results[3], "|");
+ for (const auto& option : raw_options) {
+ auto trimmed_option = Trim(option);
+ options->emplace_back(trimmed_option);
+ }
+
+ return true;
}
-static void check_requirements(char* data, int64_t sz) {
- char* s = data;
- while (sz-- > 0) {
- if (*s == '\n') {
- *s++ = 0;
- check_requirement(data);
- data = s;
+// "require partition-exists=x" is a special case, added because of the trouble we had when
+// Pixel 2 shipped with new partitions and users used old versions of fastboot to flash them,
+// missing out new partitions. A device with new partitions can use "partition-exists" to
+// override the fields `optional_if_no_image` in the `images` array.
+static void HandlePartitionExists(const std::vector<std::string>& options) {
+ const std::string& partition_name = options[0];
+ std::string has_slot;
+ if (!fb_getvar("has-slot:" + partition_name, &has_slot) ||
+ (has_slot != "yes" && has_slot != "no")) {
+ die("device doesn't have required partition %s!", partition_name.c_str());
+ }
+ bool known_partition = false;
+ for (size_t i = 0; i < arraysize(images); ++i) {
+ if (images[i].nickname && images[i].nickname == partition_name) {
+ images[i].optional_if_no_image = false;
+ known_partition = true;
+ }
+ }
+ if (!known_partition) {
+ die("device requires partition %s which is not known to this version of fastboot",
+ partition_name.c_str());
+ }
+}
+
+static void CheckRequirements(const std::string& data) {
+ std::string cur_product;
+ if (!fb_getvar("product", &cur_product)) {
+ fprintf(stderr, "getvar:product FAILED (%s)\n", fb_get_error().c_str());
+ }
+
+ auto lines = Split(data, "\n");
+ for (const auto& line : lines) {
+ if (line.empty()) {
+ continue;
+ }
+
+ std::string name;
+ std::string product;
+ bool invert;
+ std::vector<std::string> options;
+
+ if (!ParseRequirementLine(line, &name, &product, &invert, &options)) {
+ fprintf(stderr, "android-info.txt syntax error: %s\n", line.c_str());
+ continue;
+ }
+ if (name == "partition-exists") {
+ HandlePartitionExists(options);
} else {
- s++;
+ CheckRequirement(cur_product, name, product, invert, options);
}
}
}
@@ -1097,7 +1120,7 @@
class ImageSource {
public:
- virtual void* ReadFile(const std::string& name, int64_t* size) const = 0;
+ virtual bool ReadFile(const std::string& name, std::vector<char>* out) const = 0;
virtual int OpenFile(const std::string& name) const = 0;
};
@@ -1166,12 +1189,11 @@
}
void FlashAllTool::CheckRequirements() {
- int64_t sz;
- void* data = source_.ReadFile("android-info.txt", &sz);
- if (data == nullptr) {
+ std::vector<char> contents;
+ if (!source_.ReadFile("android-info.txt", &contents)) {
die("could not read android-info.txt");
}
- check_requirements(reinterpret_cast<char*>(data), sz);
+ ::CheckRequirements({contents.data(), contents.size()});
}
void FlashAllTool::DetermineSecondarySlot() {
@@ -1224,10 +1246,9 @@
void FlashAllTool::FlashImage(const Image& image, const std::string& slot, fastboot_buffer* buf) {
auto flash = [&, this](const std::string& partition_name) {
- int64_t sz;
- void* data = source_.ReadFile(image.sig_name, &sz);
- if (data) {
- fb_download("signature", data, sz);
+ std::vector<char> signature_data;
+ if (source_.ReadFile(image.sig_name, &signature_data)) {
+ fb_download("signature", signature_data);
fb_command("signature", "installing signature");
}
@@ -1263,15 +1284,15 @@
class ZipImageSource final : public ImageSource {
public:
explicit ZipImageSource(ZipArchiveHandle zip) : zip_(zip) {}
- void* ReadFile(const std::string& name, int64_t* size) const override;
+ bool ReadFile(const std::string& name, std::vector<char>* out) const override;
int OpenFile(const std::string& name) const override;
private:
ZipArchiveHandle zip_;
};
-void* ZipImageSource::ReadFile(const std::string& name, int64_t* size) const {
- return unzip_to_memory(zip_, name.c_str(), size);
+bool ZipImageSource::ReadFile(const std::string& name, std::vector<char>* out) const {
+ return UnzipToMemory(zip_, name, out);
}
int ZipImageSource::OpenFile(const std::string& name) const {
@@ -1281,8 +1302,6 @@
static void do_update(const char* filename, const std::string& slot_override, bool skip_secondary) {
dump_info();
- fb_query_save("product", cur_product, sizeof(cur_product));
-
ZipArchiveHandle zip;
int error = OpenArchive(filename, &zip);
if (error != 0) {
@@ -1297,16 +1316,16 @@
class LocalImageSource final : public ImageSource {
public:
- void* ReadFile(const std::string& name, int64_t* size) const override;
+ bool ReadFile(const std::string& name, std::vector<char>* out) const override;
int OpenFile(const std::string& name) const override;
};
-void* LocalImageSource::ReadFile(const std::string& name, int64_t* size) const {
+bool LocalImageSource::ReadFile(const std::string& name, std::vector<char>* out) const {
auto path = find_item_given_name(name);
if (path.empty()) {
- return nullptr;
+ return false;
}
- return load_file(path.c_str(), size);
+ return ReadFileToVector(path, out);
}
int LocalImageSource::OpenFile(const std::string& name) const {
@@ -1318,8 +1337,6 @@
std::string fname;
dump_info();
- fb_query_save("product", cur_product, sizeof(cur_product));
-
FlashAllTool tool(LocalImageSource(), slot_override, skip_secondary, wipe);
tool.Flash();
}
@@ -1473,8 +1490,6 @@
bool wants_set_active = false;
bool skip_secondary = false;
bool set_fbe_marker = false;
- void *data;
- int64_t sz;
int longindex;
std::string slot_override;
std::string next_active;
@@ -1678,10 +1693,12 @@
do_for_partitions(partition.c_str(), slot_override, format, true);
} else if (command == "signature") {
std::string filename = next_arg(&args);
- data = load_file(filename.c_str(), &sz);
- if (data == nullptr) die("could not load '%s': %s", filename.c_str(), strerror(errno));
- if (sz != 256) die("signature must be 256 bytes (got %" PRId64 ")", sz);
- fb_download("signature", data, sz);
+ std::vector<char> data;
+ if (!ReadFileToVector(filename, &data)) {
+ die("could not load '%s': %s", filename.c_str(), strerror(errno));
+ }
+ if (data.size() != 256) die("signature must be 256 bytes (got %zu)", data.size());
+ fb_download("signature", data);
fb_command("signature", "installing signature");
} else if (command == "reboot") {
wants_reboot = true;
@@ -1718,8 +1735,8 @@
std::string second_stage;
if (!args.empty()) second_stage = next_arg(&args);
- data = load_bootable_image(kernel, ramdisk, second_stage, &sz);
- fb_download("boot.img", data, sz);
+ auto data = LoadBootableImage(kernel, ramdisk, second_stage);
+ fb_download("boot.img", data);
fb_command("boot", "booting");
} else if (command == "flash") {
std::string pname = next_arg(&args);
@@ -1744,9 +1761,9 @@
std::string second_stage;
if (!args.empty()) second_stage = next_arg(&args);
- data = load_bootable_image(kernel, ramdisk, second_stage, &sz);
- auto flashraw = [&](const std::string& partition) {
- fb_flash(partition, data, sz);
+ auto data = LoadBootableImage(kernel, ramdisk, second_stage);
+ auto flashraw = [&data](const std::string& partition) {
+ fb_flash(partition, data);
};
do_for_partitions(partition, slot_override, flashraw, true);
} else if (command == "flashall") {
diff --git a/fastboot/fastboot_driver.cpp b/fastboot/fastboot_driver.cpp
index 4a14131..72ba619 100644
--- a/fastboot/fastboot_driver.cpp
+++ b/fastboot/fastboot_driver.cpp
@@ -147,28 +147,6 @@
return SUCCESS;
}
-RetCode FastBootDriver::Require(const std::string& var, const std::vector<std::string>& allowed,
- bool* reqmet, bool invert) {
- *reqmet = invert;
- RetCode ret;
- std::string response;
- if ((ret = GetVar(var, &response))) {
- return ret;
- }
-
- // Now check if we have a match
- for (const auto s : allowed) {
- // If it ends in *, and starting substring match
- if (response == s || (s.length() && s.back() == '*' &&
- !response.compare(0, s.length() - 1, s, 0, s.length() - 1))) {
- *reqmet = !invert;
- break;
- }
- }
-
- return SUCCESS;
-}
-
RetCode FastBootDriver::Download(int fd, size_t size, std::string* response,
std::vector<std::string>* info) {
RetCode ret;
@@ -194,24 +172,19 @@
RetCode FastBootDriver::Download(const std::vector<char>& buf, std::string* response,
std::vector<std::string>* info) {
- return Download(buf.data(), buf.size(), response, info);
-}
-
-RetCode FastBootDriver::Download(const char* buf, uint32_t size, std::string* response,
- std::vector<std::string>* info) {
RetCode ret;
error_ = "";
- if ((size == 0 || size > MAX_DOWNLOAD_SIZE) && !disable_checks_) {
+ if ((buf.size() == 0 || buf.size() > MAX_DOWNLOAD_SIZE) && !disable_checks_) {
error_ = "Buffer is too large or 0 bytes";
return BAD_ARG;
}
- if ((ret = DownloadCommand(size, response, info))) {
+ if ((ret = DownloadCommand(buf.size(), response, info))) {
return ret;
}
// Write the buffer
- if ((ret = SendBuffer(buf, size))) {
+ if ((ret = SendBuffer(buf))) {
return ret;
}
diff --git a/fastboot/fastboot_driver.h b/fastboot/fastboot_driver.h
index 4d85ba0..2d45085 100644
--- a/fastboot/fastboot_driver.h
+++ b/fastboot/fastboot_driver.h
@@ -74,9 +74,6 @@
std::vector<std::string>* info = nullptr);
RetCode Download(const std::vector<char>& buf, std::string* response = nullptr,
std::vector<std::string>* info = nullptr);
- // This will be removed after fastboot is modified to use a vector
- RetCode Download(const char* buf, uint32_t size, std::string* response = nullptr,
- std::vector<std::string>* info = nullptr);
RetCode Download(sparse_file* s, bool use_crc = false, std::string* response = nullptr,
std::vector<std::string>* info = nullptr);
RetCode Erase(const std::string& part, std::string* response = nullptr,
diff --git a/fastboot/fastboot_test.cpp b/fastboot/fastboot_test.cpp
index 43201fa..e0bbd56 100644
--- a/fastboot/fastboot_test.cpp
+++ b/fastboot/fastboot_test.cpp
@@ -59,3 +59,145 @@
EXPECT_DEATH(fb.ParseOsVersion(&hdr, "1.128.3"), "bad OS version");
EXPECT_DEATH(fb.ParseOsVersion(&hdr, "1.2.128"), "bad OS version");
}
+
+extern bool ParseRequirementLine(const std::string& line, std::string* name, std::string* product,
+ bool* invert, std::vector<std::string>* options);
+
+static void ParseRequirementLineTest(const std::string& line, const std::string& expected_name,
+ const std::string& expected_product, bool expected_invert,
+ const std::vector<std::string>& expected_options) {
+ std::string name;
+ std::string product;
+ bool invert;
+ std::vector<std::string> options;
+
+ EXPECT_TRUE(ParseRequirementLine(line, &name, &product, &invert, &options)) << line;
+
+ EXPECT_EQ(expected_name, name) << line;
+ EXPECT_EQ(expected_product, product) << line;
+ EXPECT_EQ(expected_invert, invert) << line;
+ EXPECT_EQ(expected_options, options) << line;
+}
+
+TEST(FastBoot, ParseRequirementLineSuccesses) {
+ // Examples provided in the code + slight variations.
+ ParseRequirementLineTest("require product=alpha", "product", "", false, {"alpha"});
+ ParseRequirementLineTest("require product=alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require version-bootloader=1234", "version-bootloader", "", false,
+ {"1234"});
+ ParseRequirementLineTest("require-for-product:gamma version-bootloader=istanbul",
+ "version-bootloader", "gamma", false, {"istanbul"});
+ ParseRequirementLineTest("require-for-product:gamma version-bootloader=istanbul|constantinople",
+ "version-bootloader", "gamma", false, {"istanbul", "constantinople"});
+ ParseRequirementLineTest("require partition-exists=vendor", "partition-exists", "", false,
+ {"vendor"});
+ ParseRequirementLineTest("reject product=alpha", "product", "", true, {"alpha"});
+ ParseRequirementLineTest("reject product=alpha|beta|gamma", "product", "", true,
+ {"alpha", "beta", "gamma"});
+
+ // Without any prefix, assume 'require'
+ ParseRequirementLineTest("product=alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ // Including if the variable name is otherwise a prefix keyword
+ ParseRequirementLineTest("require = alpha", "require", "", false, {"alpha"});
+ ParseRequirementLineTest("reject = alpha", "reject", "", false, {"alpha"});
+ ParseRequirementLineTest("require-for-product:gamma = alpha", "require-for-product:gamma", "",
+ false, {"alpha"});
+
+ // Extra spaces are allowed.
+ ParseRequirementLineTest("require product=alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product =alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product= alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product = alpha|beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product=alpha |beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product=alpha| beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product=alpha | beta|gamma", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require product=alpha|beta|gamma ", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("product = alpha | beta | gamma ", "product", "", false,
+ {"alpha", "beta", "gamma"});
+ ParseRequirementLineTest("require-for-product: gamma version-bootloader=istanbul",
+ "version-bootloader", "gamma", false, {"istanbul"});
+
+ // Extraneous ending | is okay, implies accepting an empty string.
+ ParseRequirementLineTest("require product=alpha|", "product", "", false, {"alpha", ""});
+ ParseRequirementLineTest("require product=alpha|beta|gamma|", "product", "", false,
+ {"alpha", "beta", "gamma", ""});
+
+ // Accept empty options, double ||, etc, implies accepting an empty string.
+ ParseRequirementLineTest("require product=alpha||beta| |gamma", "product", "", false,
+ {"alpha", "", "beta", "", "gamma"});
+ ParseRequirementLineTest("require product=alpha||beta|gamma", "product", "", false,
+ {"alpha", "", "beta", "gamma"});
+ ParseRequirementLineTest("require product=alpha|beta| |gamma", "product", "", false,
+ {"alpha", "beta", "", "gamma"});
+ ParseRequirementLineTest("require product=alpha||", "product", "", false, {"alpha", "", ""});
+ ParseRequirementLineTest("require product=alpha|| ", "product", "", false, {"alpha", "", ""});
+ ParseRequirementLineTest("require product=alpha| ", "product", "", false, {"alpha", ""});
+ ParseRequirementLineTest("require product=alpha|beta| ", "product", "", false,
+ {"alpha", "beta", ""});
+
+ // No option string is also treating as accepting an empty string.
+ ParseRequirementLineTest("require =", "require", "", false, {""});
+ ParseRequirementLineTest("require = |", "require", "", false, {"", ""});
+ ParseRequirementLineTest("reject =", "reject", "", false, {""});
+ ParseRequirementLineTest("reject = |", "reject", "", false, {"", ""});
+ ParseRequirementLineTest("require-for-product: =", "require-for-product:", "", false, {""});
+ ParseRequirementLineTest("require-for-product: = | ", "require-for-product:", "", false,
+ {"", ""});
+ ParseRequirementLineTest("require product=", "product", "", false, {""});
+ ParseRequirementLineTest("require product = ", "product", "", false, {""});
+ ParseRequirementLineTest("require product = | ", "product", "", false, {"", ""});
+ ParseRequirementLineTest("reject product=", "product", "", true, {""});
+ ParseRequirementLineTest("reject product = ", "product", "", true, {""});
+ ParseRequirementLineTest("reject product = | ", "product", "", true, {"", ""});
+ ParseRequirementLineTest("require-for-product:gamma product=", "product", "gamma", false, {""});
+ ParseRequirementLineTest("require-for-product:gamma product = ", "product", "gamma", false,
+ {""});
+ ParseRequirementLineTest("require-for-product:gamma product = |", "product", "gamma", false,
+ {"", ""});
+
+ // Check for board -> product substitution.
+ ParseRequirementLineTest("require board=alpha", "product", "", false, {"alpha"});
+ ParseRequirementLineTest("board=alpha", "product", "", false, {"alpha"});
+}
+
+static void ParseRequirementLineTestMalformed(const std::string& line) {
+ std::string name;
+ std::string product;
+ bool invert;
+ std::vector<std::string> options;
+
+ EXPECT_FALSE(ParseRequirementLine(line, &name, &product, &invert, &options)) << line;
+}
+
+TEST(FastBoot, ParseRequirementLineMalformed) {
+ ParseRequirementLineTestMalformed("nothing");
+ ParseRequirementLineTestMalformed("");
+ ParseRequirementLineTestMalformed("=");
+ ParseRequirementLineTestMalformed("|");
+
+ ParseRequirementLineTestMalformed("require");
+ ParseRequirementLineTestMalformed("require ");
+ ParseRequirementLineTestMalformed("reject");
+ ParseRequirementLineTestMalformed("reject ");
+ ParseRequirementLineTestMalformed("require-for-product:");
+ ParseRequirementLineTestMalformed("require-for-product: ");
+
+ ParseRequirementLineTestMalformed("require product");
+ ParseRequirementLineTestMalformed("reject product");
+
+ ParseRequirementLineTestMalformed("require-for-product:gamma");
+ ParseRequirementLineTestMalformed("require-for-product:gamma product");
+
+ // No spaces allowed before between require-for-product and :.
+ ParseRequirementLineTestMalformed("require-for-product :");
+}
diff --git a/fastboot/util.cpp b/fastboot/util.cpp
index 125182d..7d15047 100644
--- a/fastboot/util.cpp
+++ b/fastboot/util.cpp
@@ -74,9 +74,3 @@
static constexpr char kStatusFormat[] = "%-50s ";
fprintf(stderr, kStatusFormat, message.c_str());
}
-
-char* xstrdup(const char* s) {
- char* result = strdup(s);
- if (!result) die("out of memory");
- return result;
-}
diff --git a/fastboot/util.h b/fastboot/util.h
index 20be461..533d2c7 100644
--- a/fastboot/util.h
+++ b/fastboot/util.h
@@ -9,7 +9,6 @@
/* util stuff */
double now();
-char* xstrdup(const char*);
void set_verbose();
void Status(const std::string& message);
diff --git a/init/reboot.cpp b/init/reboot.cpp
index 2f88121..b84bfd3 100644
--- a/init/reboot.cpp
+++ b/init/reboot.cpp
@@ -464,6 +464,12 @@
cmd = ANDROID_RB_RESTART2;
if (cmd_params.size() >= 2) {
reboot_target = cmd_params[1];
+ // adb reboot fastboot should boot into bootloader for devices not
+ // supporting logical partitions.
+ if (reboot_target == "fastboot" &&
+ !android::base::GetBoolProperty("ro.boot.logical_partitions", false)) {
+ reboot_target = "bootloader";
+ }
// When rebooting to the bootloader notify the bootloader writing
// also the BCB.
if (reboot_target == "bootloader") {