Use vector<char> instead of char* and malloc() for images
And fix the associated memory leaks in the process.
Test: fastboot works
Change-Id: I6e41f351ca6cebf79282d30b1eca1506496e0c21
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;
}