diff options
| author | Jaap Keuter <jaap.keuter@xs4all.nl> | 2018-11-06 22:34:09 +0100 |
|---|---|---|
| committer | Anders Broman <a.broman58@gmail.com> | 2018-11-07 11:43:13 +0000 |
| commit | c29c652eb95b7ee973e2e9ce444c0e3edd53cf75 (patch) | |
| tree | eedd63d5164af5831d9fab9370b012d9dcd3c763 /ui/summary.c | |
| parent | 163e4637d50a7cda210de3af1e5de1eaed4cf727 (diff) | |
Qt: Add file hashes to capture file properties dialog
Like capinfos provide file hashes in the capture file properties dialog.
Change-Id: Ia9f1b05f61abd239d81b7061bbba1e53c01f28be
Signed-off-by: Jaap Keuter <jaap.keuter@xs4all.nl>
Reviewed-on: https://code.wireshark.org/review/30524
Tested-by: Petri Dish Buildbot
Reviewed-by: Stig Bjørlykke <stig@bjorlykke.org>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
Diffstat (limited to 'ui/summary.c')
| -rw-r--r-- | ui/summary.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/ui/summary.c b/ui/summary.c index 3e35c3ad36..e3d73f3f9e 100644 --- a/ui/summary.c +++ b/ui/summary.c @@ -15,9 +15,18 @@ #include <wiretap/pcapng.h> #include <epan/packet.h> +#include <wsutil/file_util.h> +#include <wsutil/wsgcrypt.h> #include "cfile.h" #include "ui/summary.h" +// Strongest to weakest +#define HASH_SIZE_SHA256 32 +#define HASH_SIZE_RMD160 20 +#define HASH_SIZE_SHA1 20 + +#define HASH_BUF_SIZE (1024 * 1024) + static void tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally) { @@ -86,6 +95,15 @@ tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally) } } +static void +hash_to_str(const unsigned char *hash, size_t length, char *str) { + int i; + + for (i = 0; i < (int) length; i++) { + g_snprintf(str+(i*2), 3, "%02x", hash[i]); + } +} + void summary_fill_in(capture_file *cf, summary_tally *st) { @@ -101,6 +119,11 @@ summary_fill_in(capture_file *cf, summary_tally *st) char* if_string; wtapng_if_descr_filter_t* if_filter; + FILE *fh; + char *hash_buf; + gcry_md_hd_t hd; + size_t hash_bytes; + st->packet_count_ts = 0; st->start_time = 0; st->stop_time = 0; @@ -184,6 +207,31 @@ summary_fill_in(capture_file *cf, summary_tally *st) g_array_append_val(st->ifaces, iface); } g_free(idb_info); + + g_strlcpy(st->file_sha256, "<unknown>", HASH_STR_SIZE); + g_strlcpy(st->file_rmd160, "<unknown>", HASH_STR_SIZE); + g_strlcpy(st->file_sha1, "<unknown>", HASH_STR_SIZE); + + gcry_md_open(&hd, GCRY_MD_SHA256, 0); + if (hd) { + gcry_md_enable(hd, GCRY_MD_RMD160); + gcry_md_enable(hd, GCRY_MD_SHA1); + } + hash_buf = (char *)g_malloc(HASH_BUF_SIZE); + + fh = ws_fopen(cf->filename, "rb"); + if (fh && hash_buf && hd) { + while((hash_bytes = fread(hash_buf, 1, HASH_BUF_SIZE, fh)) > 0) { + gcry_md_write(hd, hash_buf, hash_bytes); + } + gcry_md_final(hd); + hash_to_str(gcry_md_read(hd, GCRY_MD_SHA256), HASH_SIZE_SHA256, st->file_sha256); + hash_to_str(gcry_md_read(hd, GCRY_MD_RMD160), HASH_SIZE_RMD160, st->file_rmd160); + hash_to_str(gcry_md_read(hd, GCRY_MD_SHA1), HASH_SIZE_SHA1, st->file_sha1); + } + if (fh) fclose(fh); + g_free(hash_buf); + gcry_md_close(hd); } #ifdef HAVE_LIBPCAP |