pass

commit d73960aadcda4fdf4f787cdf5f0b435873e57bc9
parent ad97f92d3dc0fb15decca22c6a79f09c9bc6d743
Author: Naveen Narayanan zerous <zerous@nocebo.space>
Date:   Wed, 20 Dec 2017 19:44:05 +0300

Implement printpass

Diffstat:
pass.c
 | 
117
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----

1 file changed, 111 insertions(+), 6 deletions(-)
diff --git a/pass.c b/pass.c
@@ -34,14 +34,14 @@ find (char *item)
 
 void
 delete (char *item)
-{
+{ 
 	(void)item;
 }
 
 void
 list(void)
 {
-	return;
+
 }
 
 
@@ -54,7 +54,113 @@ usage(void)
 void
 printpass(char *item)
 {
-	(void)item;
+	char file[PATH_MAX], uid[128], buf[512];
+	const char* home;
+	int fin;
+	FILE* fp;
+	/*mode_t mode = S_IRWXU;*/
+	gpgme_data_t in, out;
+	gpgme_error_t gpgerr;
+	gpgme_ctx_t ctx;
+	/*gpgme_key_t key;*/
+	/*gpgme_key_t keys[2];*/
+	gpgme_protocol_t proto; 
+	gpgme_decrypt_result_t res;
+
+	/*
+	 * Algo:
+	 * Check if file exists
+	 * If it does
+	 * 	get the uid
+	 * 	create gpg objects
+	 * 	open file
+	 * 	decrypt
+	 * 	print data
+	 */
+
+	(void)uid;
+
+	initgpgme(); 
+	proto = GPGME_PROTOCOL_OpenPGP;
+	
+	if (!(home = getenv("HOME")))
+		errx(1, "$HOME not set, cannot determine password-store location");
+	snprintf(file, sizeof(file), "%s/.password-store/%s.gpg", home, item);
+
+	/*printf("file: %s\n", file);*/
+
+	/* Check if file exists */
+	fin = open(file, O_RDONLY);
+	if (fin == -1) {
+		if (debug)
+			fatal("%s is not in password store.", file);
+		else 
+			errx(1, "%s is not in password store.", item);
+	}
+
+
+
+	if (gpgme_err_code(gpgme_new(&ctx)) != GPG_ERR_NO_ERROR)
+		errx(1, "gpme_new");
+
+	gpgerr = gpgme_set_protocol(ctx, proto); 
+	if (gpgme_err_code(gpgerr) == GPG_ERR_INV_VALUE)
+		errx(1, "gpgme_set_protocol");
+	
+	gpgerr = gpgme_data_new_from_file(&in, file, 1); 
+	if (gpgme_err_code(gpgerr) != GPG_ERR_NO_ERROR)
+		err(1, "gpgme_data_new_from_fd: %s\n", gpgme_strerror(gpgerr));
+
+	gpgerr = gpgme_data_new(&out);
+	if (gpgme_err_code(gpgerr) != GPG_ERR_NO_ERROR)
+		err(1, "gpgme_data_new: %s\n", gpgme_strerror(gpgerr));
+	
+	/* set ascii armor */
+	/*gpgme_set_armor(ctx, 1);*/
+	
+	/* decrypt */
+	gpgerr = gpgme_op_decrypt(ctx, in, out);
+	if (gpgme_err_code(gpgerr) != GPG_ERR_NO_ERROR)
+		err(1, " gpgme_op_decrypt: %s\n", gpgme_strerror(gpgerr));
+
+	(void)res;
+	/*res = gpgme_op_decrypt_result(ctx);*/
+	/*printf("res: %s\n, %d\n, %s\n",*/
+			/*res->unsupported_algorithm,*/
+			/*res->wrong_key_usage,*/
+			/*res->file_name);*/
+
+	/* print contents of data object */
+	/*int ret = gpgme_data_seek(out, 0, SEEK_SET);	*/
+	/*printf("here\n");*/
+	/*if (ret) {*/
+		/*printf("here\n");*/
+
+	/*printf("gpgme_data_get_encoding: %s", gpgme_data_get_encoding(out));*/
+
+
+	int a, ret;
+	ret = gpgme_data_seek(out, 0, SEEK_SET);
+	if (ret)
+		err(1, "gpgme_data_seek");
+	if ((a = gpgme_data_read(out, buf, 100)) > 0)  {
+		/*printf("a : %d", a);*/
+		buf[a] = '\0';
+	}
+	printf("%s\n", buf);
+		/*if ((gpgme_data_read(out, buf, 2)) > 0) {*/
+			/*fwrite(buf, ret, 1, stdout);*/
+			/*printf("%s", buf);*/
+                 /*}*/
+		/*if (ret < 0)*/
+			/*err(1, "can not find key: %s\n", gpgme_strerror(gpgerr));*/
+         /*}*/
+
+	/*gpgme_key_release(key);*/
+	gpgme_data_release(in);
+	gpgme_data_release(out);
+	gpgme_release(ctx);
+	close(fin);
 }
 
 void
@@ -169,7 +275,6 @@ insert(char *item)
 
 	fin = fopen(file, "r");
 	memcpy(t, file, strlen(file) + 1);
-	printf("t: %s\n", t);
 	snprintf(file, sizeof(file), "%s.gpg", file);
 	fout = fopen(file, "w");
 	gpgerr = gpgme_data_new_from_stream(&in, fin);
@@ -261,7 +366,7 @@ initpass(char *pgpid)
 int
 main(int argc, char** argv)
 {
-	debug = 1;
+	debug = 0;
 	if (debug)
 		loginit("pass");
 	if (argc > 1)
@@ -279,7 +384,7 @@ main(int argc, char** argv)
 		else if (!strcmp("find", *argv))
 			find(*(argv + 1));
 		else
-			printpass(*(argv + 1));
+			printpass(*argv);
 
 	} else {
 		list();