diff --git a/bin/xbps-fetch/main.c b/bin/xbps-fetch/main.c index 8c920fac..17be3e90 100644 --- a/bin/xbps-fetch/main.c +++ b/bin/xbps-fetch/main.c @@ -31,6 +31,8 @@ #include #include +#include + #include #include "../xbps-install/defs.h" @@ -43,6 +45,7 @@ usage(void) " -d\t\tEnable debug messages to stderr\n" " -h\t\tShow usage()\n" " -o \tRename downloaded file to \n" + " -s\t\tOutput sha256sums of the files\n" " -v\t\tEnable verbose output\n" " -V\t\tPrints the xbps release version\n"); exit(EXIT_FAILURE); @@ -63,11 +66,28 @@ fname(char *url) return filename + 1; } +static void +print_digest(const uint8_t *digest, size_t len) +{ + while (len--) { + if (*digest / 16 < 10) + putc('0' + *digest / 16, stdout); + else + putc('a' + *digest / 16 - 10, stdout); + if (*digest % 16 < 10) + putc('0' + *digest % 16, stdout); + else + putc('a' + *digest % 16 - 10, stdout); + ++digest; + } +} + int main(int argc, char **argv) { int flags = 0, c = 0, rv = 0; bool verbose = false; + bool shasum = false; struct xbps_handle xh = {}; struct xferstat xfer = {}; const char *filename = NULL, *progname = argv[0]; @@ -75,7 +95,7 @@ main(int argc, char **argv) { NULL, 0, NULL, 0 } }; - while ((c = getopt_long(argc, argv, "o:dhVv", longopts, NULL)) != -1) { + while ((c = getopt_long(argc, argv, "o:dhsVv", longopts, NULL)) != -1) { switch (c) { case 'o': filename = optarg; @@ -83,6 +103,9 @@ main(int argc, char **argv) case 'd': flags |= XBPS_FLAG_DEBUG; break; + case 's': + shasum = true; + break; case 'v': verbose = true; break; @@ -115,18 +138,31 @@ main(int argc, char **argv) } for (int i = 0; i < argc; i++) { + unsigned char *digest = NULL; + if (i > 0 || !filename) filename = fname(argv[i]); - rv = xbps_fetch_file_dest(&xh, argv[i], filename, verbose ? "v" : ""); + if (shasum) { + rv = xbps_fetch_file_dest_digest(&xh, argv[i], filename, verbose ? "v" : "", &digest); + } else { + rv = xbps_fetch_file_dest(&xh, argv[i], filename, verbose ? "v" : ""); + } if (rv == -1) { fprintf(stderr, "%s: %s\n", argv[i], xbps_fetch_error_string()); } else if (rv == 0) { - printf("%s: file is identical with remote.\n", argv[i]); + fprintf(stderr, "%s: file is identical with remote.\n", argv[i]); + if (shasum) + digest = xbps_file_hash_raw(filename); } else { rv = 0; } + if (digest != NULL) { + print_digest(digest, SHA256_DIGEST_LENGTH); + printf(" %s\n", filename); + free(digest); + } } xbps_end(&xh); diff --git a/bin/xbps-fetch/xbps-fetch.1 b/bin/xbps-fetch/xbps-fetch.1 index ec4035ac..ab95c05f 100644 --- a/bin/xbps-fetch/xbps-fetch.1 +++ b/bin/xbps-fetch/xbps-fetch.1 @@ -1,4 +1,4 @@ -.Dd June 12, 2019 +.Dd January 18, 2020 .Dt XBPS-FETCH 1 .Sh NAME .Nm xbps-fetch @@ -28,6 +28,8 @@ Rename file from specified URL to .Ar output . .It Fl v Enables verbose messages. +.It Fl s +Print sha256sums of downloaded files. .It Fl V Show the version information. .El