diff options
Diffstat (limited to 'openssl/engines/ccgost/gostsum.c')
| -rw-r--r-- | openssl/engines/ccgost/gostsum.c | 349 |
1 files changed, 163 insertions, 186 deletions
diff --git a/openssl/engines/ccgost/gostsum.c b/openssl/engines/ccgost/gostsum.c index d57112eb5..1021848ef 100644 --- a/openssl/engines/ccgost/gostsum.c +++ b/openssl/engines/ccgost/gostsum.c @@ -15,196 +15,173 @@ #include <string.h> #include "gosthash.h" #define BUF_SIZE 262144 -int hash_file(gost_hash_ctx *ctx,char *filename,char *sum,int mode); -int hash_stream(gost_hash_ctx *ctx,int fd, char *sum); -int get_line(FILE *f,char *hash,char *filename); +int hash_file(gost_hash_ctx * ctx, char *filename, char *sum, int mode); +int hash_stream(gost_hash_ctx * ctx, int fd, char *sum); +int get_line(FILE *f, char *hash, char *filename); void help() - { - fprintf(stderr,"gostsum [-bvt] [-c [file]]| [files]\n" - "\t-c check message digests (default is generate)\n" - "\t-v verbose, print file names when checking\n" - "\t-b read files in binary mode\n" - "\t-t use test GOST paramset (default is CryptoPro paramset)\n" - "The input for -c should be the list of message digests and file names\n" - "that is printed on stdout by this program when it generates digests.\n"); - exit(3); - } +{ + fprintf(stderr, "gostsum [-bvt] [-c [file]]| [files]\n" + "\t-c check message digests (default is generate)\n" + "\t-v verbose, print file names when checking\n" + "\t-b read files in binary mode\n" + "\t-t use test GOST paramset (default is CryptoPro paramset)\n" + "The input for -c should be the list of message digests and file names\n" + "that is printed on stdout by this program when it generates digests.\n"); + exit(3); +} #ifndef O_BINARY -#define O_BINARY 0 +# define O_BINARY 0 #endif -int main(int argc,char **argv) - { - int c,i; - int verbose=0; - int errors=0; - int open_mode = O_RDONLY; - gost_subst_block *b= &GostR3411_94_CryptoProParamSet; - FILE *check_file = NULL; - gost_hash_ctx ctx; - - while( (c=getopt(argc,argv,"bc::tv"))!=-1) - { - switch (c) - { - case 'v': verbose=1; break; - case 't': b= &GostR3411_94_TestParamSet; break; - case 'b': open_mode |= O_BINARY; break; - case 'c': - if (optarg) - { - check_file = fopen(optarg,"r"); - if (!check_file) - { - perror(optarg); - exit(2); - } - } - else - { - check_file= stdin; - } - break; - default: - fprintf(stderr,"invalid option %c",optopt); - help(); - } - } - init_gost_hash_ctx(&ctx,b); - if (check_file) - { - char inhash[65],calcsum[65],filename[PATH_MAX]; - int failcount=0,count=0;; - if (check_file==stdin && optind<argc) - { - check_file=fopen(argv[optind],"r"); - if (!check_file) - { - perror(argv[optind]); - exit(2); - } - } - while (get_line(check_file,inhash,filename)) - { - if (!hash_file(&ctx,filename,calcsum,open_mode)) - { - exit (2); - } - count++; - if (!strncmp(calcsum,inhash,65)) - { - if (verbose) - { - fprintf(stderr,"%s\tOK\n",filename); - } - } - else - { - if (verbose) - { - fprintf(stderr,"%s\tFAILED\n",filename); - } - else - { - fprintf(stderr,"%s: GOST hash sum check failed for '%s'\n", - argv[0],filename); - } - failcount++; - } - } - if (verbose && failcount) - { - fprintf(stderr,"%s: %d of %d file(f) failed GOST hash sum check\n", - argv[0],failcount,count); - } - exit (failcount?1:0); - } - if (optind==argc) - { - char sum[65]; - if (!hash_stream(&ctx,fileno(stdin),sum)) - { - perror("stdin"); - exit(1); - } - printf("%s -\n",sum); - exit(0); - } - for (i=optind;i<argc;i++) - { - char sum[65]; - if (!hash_file(&ctx,argv[i],sum,open_mode)) - { - errors++; - } - else - { - printf("%s %s\n",sum,argv[i]); - } - } - exit(errors?1:0); - } +int main(int argc, char **argv) +{ + int c, i; + int verbose = 0; + int errors = 0; + int open_mode = O_RDONLY; + gost_subst_block *b = &GostR3411_94_CryptoProParamSet; + FILE *check_file = NULL; + gost_hash_ctx ctx; -int hash_file(gost_hash_ctx *ctx,char *filename,char *sum,int mode) - { - int fd; - if ((fd=open(filename,mode))<0) - { - perror(filename); - return 0; - } - if (!hash_stream(ctx,fd,sum)) - { - perror(filename); - return 0; - } - close(fd); - return 1; - } + while ((c = getopt(argc, argv, "bc::tv")) != -1) { + switch (c) { + case 'v': + verbose = 1; + break; + case 't': + b = &GostR3411_94_TestParamSet; + break; + case 'b': + open_mode |= O_BINARY; + break; + case 'c': + if (optarg) { + check_file = fopen(optarg, "r"); + if (!check_file) { + perror(optarg); + exit(2); + } + } else { + check_file = stdin; + } + break; + default: + fprintf(stderr, "invalid option %c", optopt); + help(); + } + } + init_gost_hash_ctx(&ctx, b); + if (check_file) { + char inhash[65], calcsum[65], filename[PATH_MAX]; + int failcount = 0, count = 0;; + if (check_file == stdin && optind < argc) { + check_file = fopen(argv[optind], "r"); + if (!check_file) { + perror(argv[optind]); + exit(2); + } + } + while (get_line(check_file, inhash, filename)) { + if (!hash_file(&ctx, filename, calcsum, open_mode)) { + exit(2); + } + count++; + if (!strncmp(calcsum, inhash, 65)) { + if (verbose) { + fprintf(stderr, "%s\tOK\n", filename); + } + } else { + if (verbose) { + fprintf(stderr, "%s\tFAILED\n", filename); + } else { + fprintf(stderr, + "%s: GOST hash sum check failed for '%s'\n", + argv[0], filename); + } + failcount++; + } + } + if (verbose && failcount) { + fprintf(stderr, + "%s: %d of %d file(f) failed GOST hash sum check\n", + argv[0], failcount, count); + } + exit(failcount ? 1 : 0); + } + if (optind == argc) { + char sum[65]; + if (!hash_stream(&ctx, fileno(stdin), sum)) { + perror("stdin"); + exit(1); + } + printf("%s -\n", sum); + exit(0); + } + for (i = optind; i < argc; i++) { + char sum[65]; + if (!hash_file(&ctx, argv[i], sum, open_mode)) { + errors++; + } else { + printf("%s %s\n", sum, argv[i]); + } + } + exit(errors ? 1 : 0); +} -int hash_stream(gost_hash_ctx *ctx,int fd, char *sum) - { - unsigned char buffer[BUF_SIZE]; - ssize_t bytes; - int i; - start_hash(ctx); - while ((bytes=read(fd,buffer,BUF_SIZE))>0) - { - hash_block(ctx,buffer,bytes); - } - if (bytes<0) - { - return 0; - } - finish_hash(ctx,buffer); - for (i=0;i<32;i++) - { - sprintf(sum+2*i,"%02x",buffer[31-i]); - } - return 1; - } - -int get_line(FILE *f,char *hash,char *filename) - { - int i; - if (fread(hash,1,64,f)<64) return 0; - hash[64]=0; - for (i=0;i<64;i++) - { - if (hash[i]<'0' || (hash[i]>'9' && hash[i]<'A') || (hash[i]>'F' - && hash[i]<'a')||hash[i]>'f') - { - fprintf(stderr,"Not a hash value '%s'\n",hash); - return 0; - } - } - if (fgetc(f)!=' ') - { - fprintf(stderr,"Malformed input line\n"); - return 0; - } - i=strlen(fgets(filename,PATH_MAX,f)); - while (filename[--i]=='\n'||filename[i]=='\r') filename[i]=0; - return 1; - } +int hash_file(gost_hash_ctx * ctx, char *filename, char *sum, int mode) +{ + int fd; + if ((fd = open(filename, mode)) < 0) { + perror(filename); + return 0; + } + if (!hash_stream(ctx, fd, sum)) { + perror(filename); + return 0; + } + close(fd); + return 1; +} + +int hash_stream(gost_hash_ctx * ctx, int fd, char *sum) +{ + unsigned char buffer[BUF_SIZE]; + ssize_t bytes; + int i; + start_hash(ctx); + while ((bytes = read(fd, buffer, BUF_SIZE)) > 0) { + hash_block(ctx, buffer, bytes); + } + if (bytes < 0) { + return 0; + } + finish_hash(ctx, buffer); + for (i = 0; i < 32; i++) { + sprintf(sum + 2 * i, "%02x", buffer[31 - i]); + } + return 1; +} + +int get_line(FILE *f, char *hash, char *filename) +{ + int i; + if (fread(hash, 1, 64, f) < 64) + return 0; + hash[64] = 0; + for (i = 0; i < 64; i++) { + if (hash[i] < '0' || (hash[i] > '9' && hash[i] < 'A') + || (hash[i] > 'F' && hash[i] < 'a') || hash[i] > 'f') { + fprintf(stderr, "Not a hash value '%s'\n", hash); + return 0; + } + } + if (fgetc(f) != ' ') { + fprintf(stderr, "Malformed input line\n"); + return 0; + } + i = strlen(fgets(filename, PATH_MAX, f)); + while (filename[--i] == '\n' || filename[i] == '\r') + filename[i] = 0; + return 1; +} |