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Merge "Fix a bug where small manifest isn't read"

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This commit is contained in:
Kelvin Zhang
2021-08-12 17:36:03 +00:00
committed by Gerrit Code Review
parent 4a5ee938da c05d0bd37c
commit 62582263a2
1 changed files with 15 additions and 13 deletions
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16
tools/ota_analysis/src/services/payload.js
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@@ -72,18 +72,20 @@ class OTAPayloadBlobWriter extends zip.Writer {
// Once the prefixLength is non-zero, the address of manifest and signature
// become known and can be read in. Otherwise the header needs to be read
// in first to determine the prefixLength.
if (this.prefixLength > 0) {
if (this.offset >= this.prefixLength) {
await this.payload.readManifest(this.blob)
await this.payload.readSignature(this.blob)
}
} else if (this.offset >= _PAYLOAD_HEADER_SIZE) {
if (this.offset >= _PAYLOAD_HEADER_SIZE) {
await this.payload.readHeader(this.blob)
this.prefixLength =
_PAYLOAD_HEADER_SIZE
+ this.payload.manifest_len
+ this.payload.metadata_signature_len
return
console.log(`Computed metadata length: ${this.prefixLength}`);
}
if (this.prefixLength > 0) {
console.log(`${this.offset}/${this.prefixLength}`);
if (this.offset >= this.prefixLength) {
await this.payload.readManifest(this.blob)
await this.payload.readSignature(this.blob)
}
}
// The prefix has everything we need (header, manifest, signature). Once
// the offset is beyond the prefix, no need to move on.