mirror of https://github.com/ericonr/get-otp.git
Initial fix-ups.
- Switch to tab indentation. - Add error handling to script.
This commit is contained in:
parent
54aeb505e5
commit
13a596b7ea
116
cbc-file.c
116
cbc-file.c
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@ -14,87 +14,87 @@
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static void usage(void)
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{
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fputs("Usage: cbd-file lock|unlock <file>", stderr);
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exit(1);
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fputs("Usage: cbd-file lock|unlock <file>", stderr);
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exit(1);
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}
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static void read_password(uint8_t *key)
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{
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fprintf(stderr, "input password (%d): ", INPUT_PASS_LENGTH);
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fread(key, 1, INPUT_PASS_LENGTH, stdin);
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fprintf(stderr, "input password (%d): ", INPUT_PASS_LENGTH);
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fread(key, 1, INPUT_PASS_LENGTH, stdin);
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}
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static off_t file_size(int fd)
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{
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struct stat s = { 0 };
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int rv = fstat(fd, &s);
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if (rv != 0) {
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fprintf(stderr, "couldn't stat file: %m\n");
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exit(100);
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}
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return s.st_size;
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struct stat s = { 0 };
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int rv = fstat(fd, &s);
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if (rv != 0) {
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fprintf(stderr, "couldn't stat file: %m\n");
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exit(100);
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}
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return s.st_size;
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}
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static ssize_t open_file_for_read(char *name, uint8_t **buffer)
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{
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int f = open(name, O_RDONLY);
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if (f < 0) {
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fputs("couldn't open file!", stderr);
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exit(100);
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}
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int f = open(name, O_RDONLY);
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if (f < 0) {
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fputs("couldn't open file!", stderr);
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exit(100);
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}
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off_t size = file_size(f);
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ssize_t blocks = size / br_aes_big_BLOCK_SIZE;
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if (blocks * br_aes_big_BLOCK_SIZE < size) blocks++;
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fprintf(stderr, "total blocks: %lu\n", blocks);
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off_t size = file_size(f);
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ssize_t blocks = size / br_aes_big_BLOCK_SIZE;
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if (blocks * br_aes_big_BLOCK_SIZE < size) blocks++;
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fprintf(stderr, "total blocks: %lu\n", blocks);
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FILE *file = fdopen(f, "r");
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*buffer = calloc(blocks, br_aes_big_BLOCK_SIZE);
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if (buffer == 0) {
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fprintf(stderr, "couldn't allocate buffer: %m\n");
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exit(101);
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}
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fread(*buffer, size, 1, file);
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fclose(file);
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FILE *file = fdopen(f, "r");
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*buffer = calloc(blocks, br_aes_big_BLOCK_SIZE);
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if (buffer == 0) {
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fprintf(stderr, "couldn't allocate buffer: %m\n");
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exit(101);
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}
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fread(*buffer, size, 1, file);
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fclose(file);
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return blocks * br_aes_big_BLOCK_SIZE;
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return blocks * br_aes_big_BLOCK_SIZE;
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}
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int main(int argc, char **argv)
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{
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if (argc < 3) {
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usage();
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}
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if (argc < 3) {
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usage();
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}
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if (strcmp(argv[1], "lock") == 0) {
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// locking code
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uint8_t *buffer;
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ssize_t bytes = open_file_for_read(argv[2], &buffer);
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if (strcmp(argv[1], "lock") == 0) {
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// locking code
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uint8_t *buffer;
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ssize_t bytes = open_file_for_read(argv[2], &buffer);
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uint8_t key[PASS_LENGTH] = { 0 };
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uint8_t iv[32] = { 0 };
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read_password(key);
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uint8_t key[PASS_LENGTH] = { 0 };
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uint8_t iv[32] = { 0 };
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read_password(key);
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br_aes_big_cbcenc_keys br = { 0 };
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br_aes_big_cbcenc_init(&br, key, PASS_LENGTH);
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br_aes_big_cbcenc_run(&br, iv, buffer, bytes);
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fwrite(buffer, 1, bytes, stdout);
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} else if (strcmp(argv[1], "unlock") == 0) {
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// unlocking code
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uint8_t *buffer;
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ssize_t bytes = open_file_for_read(argv[2], &buffer);
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br_aes_big_cbcenc_keys br = { 0 };
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br_aes_big_cbcenc_init(&br, key, PASS_LENGTH);
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br_aes_big_cbcenc_run(&br, iv, buffer, bytes);
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fwrite(buffer, 1, bytes, stdout);
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} else if (strcmp(argv[1], "unlock") == 0) {
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// unlocking code
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uint8_t *buffer;
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ssize_t bytes = open_file_for_read(argv[2], &buffer);
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uint8_t key[PASS_LENGTH] = { 0 };
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uint8_t iv[32] = { 0 };
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read_password(key);
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uint8_t key[PASS_LENGTH] = { 0 };
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uint8_t iv[32] = { 0 };
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read_password(key);
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br_aes_big_cbcdec_keys br = { 0 };
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br_aes_big_cbcdec_init(&br, key, PASS_LENGTH);
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br_aes_big_cbcdec_run(&br, iv, buffer, bytes);
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fwrite(buffer, 1, bytes, stdout);
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} else {
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usage();
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}
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br_aes_big_cbcdec_keys br = { 0 };
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br_aes_big_cbcdec_init(&br, key, PASS_LENGTH);
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br_aes_big_cbcdec_run(&br, iv, buffer, bytes);
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fwrite(buffer, 1, bytes, stdout);
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} else {
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usage();
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}
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return 0;
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return 0;
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}
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20
get-otp.in
20
get-otp.in
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@ -1,16 +1,24 @@
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#!/bin/sh
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file="${OTP_ACCOUNTS:-$HOME/.local/share/otp_accounts}"
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json="$(@PREFIX@/libexec/cbc-file unlock "$file")"
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label="$(printf %s "$json" |
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jq '.[].label' |
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pre_label="$(printf %s "$json" |
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jq '.[].label' 2>/dev/null)"
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[ -z "$pre_label" ] && exit 1
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label="$(printf %s "$pre_label" |
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fzf --cycle -1 ${1:+--query "$1"}
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)"
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[ -z "$label" ] && exit 1
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secret="$(printf %s "$json" |
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jq --raw-output ".[] | select (.label | contains($label)) | .secret"
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)"
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token="$(oathtool --totp -b -d 6 "$secret")"
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printf %s $token
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[ -z "$secret" ] && exit 1
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if [ "$WAYLAND_DISPLAY" ]; then
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printf %s $token | wl-copy
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token="$(oathtool --totp -b -d 6 "$secret")"
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printf %s "$token"
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if [ "$WAYLAND_DISPLAY" ] && command -v wl-copy >/dev/null; then
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printf %s "$token" | wl-copy
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fi
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