ADD: list all/specified services on mooltipass device

Makefile.am

@@ -5,6 +5,7 @@ bin_PROGRAMS=mpass
 mpass_SOURCES  = src/get.c
 mpass_SOURCES += yaap/src/argparse.c
 mpass_SOURCES += src/main.c
+mpass_SOURCES += src/ls.c
 
 if HAVE_X11
   mpass_SOURCES+=src/x11_clipboard.c

src/commands.h

@@ -27,4 +27,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
 int get(int argc, char **argv);                 ///< get the password from the mooltipass device
+int ls(int argc, char **argv);                 ///< list services/logins on mooltipass device
+
 #endif

src/ls.c

@@ -0,0 +1,144 @@
+/*
+moolticute-pass
+
+Copyright (C) 2018  Dominik Meyer
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+* @file ls.c
+* @brief source file for the ls command
+* @author Dominik Meyer <dmeyer@federationhq.de>
+* @copyright 2018 by Dominik Meyer
+*/
+#include "../libmoolticute-c/src/moolticute.h"
+#include "../yaap/src/argparse.h"
+
+/**
+* @brief lists all available services and login names of the mooltipass device
+*
+* @param argc - number of arguments
+* @param argv - array of arguments
+*/
+int ls(int argc, char **argv)
+{
+  struct arg_parse_ctx *argparse_ctx = argparse_init();
+  int ret=0;
+  struct mooltipass_service *service = NULL;
+  struct mooltipass_credential *credential = NULL;
+  struct moolticute_ctx *ctx;
+  char service_name[250];
+
+  // command line parameter for service name
+  struct arg_str str1 = {
+    {ARG_STR,0,0},
+    's',
+    "service",
+    service_name,
+    250,
+    "service name to list logins of"
+  };
+  argparse_add_string(argparse_ctx, &str1);
+
+  ret=argparse_parse(argparse_ctx, argc, argv);
+
+  if (ret < 0 )
+  {
+    return -1;
+  }
+
+  // create moolticute context
+  ctx=moolticute_init_ctx();
+  if (ctx == NULL)
+  {
+    fprintf(stderr,"ERROR: can not create library context.\n");
+    return -1;
+  }
+
+
+  // connect to moolticute daemon
+  ret=moolticute_connect(ctx);
+  if (ret < 0)
+  {
+    fprintf(stderr,"ERROR: can not connect to moolticute daemon. Is daemon running and is environment variable correctly set?\n");
+    return -1;
+  }
+
+  ret=moolticute_start_memory_management(ctx,1,1);
+  if (ret < 0)
+  {
+    if (ret == M_ERROR_TIMEOUT)
+    {
+      fprintf(stderr,"ERROR: Timeout waiting for data. You have to acknowledge credential management on your device\n");
+      return -1;
+    }
+
+    if (ret == M_ERROR_NO_CARD)
+    {
+      fprintf(stderr,"ERROR: No cryptocard in device. Please insert your card\n");
+      return -1;
+    }
+
+    if (ret == M_ERROR_NO_MOOLTIPASS_DEVICE)
+    {
+      fprintf(stderr,"ERROR: No mooltipass device is connected to moolticute daemon. Please connect your device\n");
+      return -1;
+    }
+
+    if (ret == M_ERROR_DEVICE_LOCKED)
+    {
+      fprintf(stderr,"ERROR: Mooltipass device is locked. Please unlock it.\n");
+      return -1;
+    }
+
+    if (ret == M_ERROR_APPROVAL_REQUIRED)
+    {
+      fprintf(stderr,"ERROR: Please approve action on mooltipass device.\n");
+      return -1;
+    }
+
+    return -1;
+  }
+
+
+  if (ctx->info.memory->pFirstService == NULL)
+  {
+    printf("No services configured yet\n");
+    return 0;
+  }
+
+  printf("|--Services\n");
+  service=ctx->info.memory->pFirstService;
+  while(service != NULL)
+  {
+    // print service if this service or all are requested
+    if ((str1.base.set == 1 && strcmp(str1.value, service->name) == 0) || str1.base.set == 0)
+    {
+      printf("|  |--%s\n", service->name);
+      credential=service->pFirstCredential;
+      while(credential!= NULL)
+      {
+        printf("|  |   |--%.20s\n", credential->login);
+        printf("|  |   |  |--%s\n", credential->description);
+        credential=credential->pNext;
+      }
+    }
+    service=service->pNext;
+  }
+
+  moolticute_stop_memory_management(ctx, 1);
+
+  return 0;
+}

src/main.c

@@ -34,7 +34,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
 * @param argc - number of command line arguments
 * @param argv - array of command line arguments
 *
-* @return standard return value 
+* @return standard return value
 */
 int main(int argc, char **argv)
 {
@@ -51,6 +51,17 @@ int main(int argc, char **argv)
   };
   argparse_add_command(argparse_ctx, &get_cmd);
 
+
+  // command-line ls command
+  struct arg_parse_cmd ls_cmd = {
+    {ARG_CMD,1,0},                  // set it mandatory, all commands should be mandatory
+    0,
+    "ls",
+    "list services/logins on mooltipass device",
+    &ls
+  };
+  argparse_add_command(argparse_ctx, &ls_cmd);
+
   // parse the command line, this function calls the correct function for each command
   int ret=argparse_parse(argparse_ctx, argc, argv);