blob: f22e688645b0ad9c609102aa42f1dd423d8d79a3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
#pragma once
#include "types.hh"
#include "hash.hh"
#include <string>
namespace nix {
struct DownloadOptions
{
std::string expectedETag;
bool verifyTLS = true;
enum { yes, no, automatic } showProgress = yes;
bool head = false;
size_t tries = 1;
unsigned int baseRetryTimeMs = 100;
};
struct DownloadResult
{
bool cached;
string etag;
std::shared_ptr<std::string> data;
};
class Store;
struct Downloader
{
virtual DownloadResult download(string url, const DownloadOptions & options) = 0;
Path downloadCached(ref<Store> store, const string & url, bool unpack, string name = "",
const Hash & expectedHash = Hash());
enum Error { NotFound, Forbidden, Misc, Transient };
};
ref<Downloader> makeDownloader();
class DownloadError : public Error
{
public:
Downloader::Error error;
DownloadError(Downloader::Error error, const FormatOrString & fs)
: Error(fs), error(error)
{ }
};
bool isUri(const string & s);
}
|
