ARGC_ARGV_DATA_RESULT FABRIC_ENDPOINT_RESOURCE_DESCRIPTION_from_ARGC_ARGV()

in src/fc_erd_argc_argv.c [129:216]

• 86 lines of code
• 12 McCabe index (conditional complexity)

ARGC_ARGV_DATA_RESULT FABRIC_ENDPOINT_RESOURCE_DESCRIPTION_from_ARGC_ARGV(int argc, char** argv, FABRIC_ENDPOINT_RESOURCE_DESCRIPTION* fabric_endpoint_resource_description, int* argc_consumed)
{
    ARGC_ARGV_DATA_RESULT result;
    if (
        (argc < 6) ||
        (argv == NULL) ||
        (fabric_endpoint_resource_description == NULL) ||
        (argc_consumed == NULL)
        )
    {
        LogError("invalid argument int argc=%d, char** argv=%p, FABRIC_ENDPOINT_RESOURCE_DESCRIPTION* fabric_endpoint_resource_description=%p, int* argc_consumed=%p",
            argc, argv, fabric_endpoint_resource_description, argc_consumed);
        result = ARGC_ARGV_DATA_INVALID;
    }
    else
    {
        if (strcmp(argv[0], SERVICE_ENDPOINT_RESOURCE) != 0)
        {
            LogError("cannot parse %s as FABRIC_ENDPOINT_RESOURCE_DESCRIPTION (it was expected to be " SERVICE_ENDPOINT_RESOURCE "", argv[0]);
            result = ARGC_ARGV_DATA_INVALID;
        }
        else
        {
            char* stop;
            errno = 0;
            uint64_t port = strtoull(argv[4], &stop, 10);
            if (
                (port > UINT16_MAX) || /*note: overflow always returns ULLONG_MAX which is clearly greater than UINT16_MAX*/
                (stop[0]!='\0')
                )
            {
                LogError("scanning of Port=%s failed. Returned value was=%" PRIu64 ", scanning stopped at \"%s\" after %zu characters, errno was=%d (%s)", argv[4], port, stop, stop - argv[4], errno, strerror(errno));
                result = ARGC_ARGV_DATA_INVALID;
            }
            else
            {
                fabric_endpoint_resource_description->Port = (uint16_t)port; /*weird how endpoint description in SF uses "unsigned long" for port... which not even IPV6 changes...*/

                fabric_endpoint_resource_description->Name = mbs_to_wcs(argv[1]);
                if (fabric_endpoint_resource_description->Name == NULL)
                {
                    LogError("failure in mbs_to_wcs");
                    result = ARGC_ARGV_DATA_ERROR;
                }
                else
                {
                    fabric_endpoint_resource_description->Protocol = mbs_to_wcs(argv[2]);
                    if (fabric_endpoint_resource_description->Protocol == NULL)
                    {
                        LogError("failure in mbs_to_wcs");
                        result = ARGC_ARGV_DATA_ERROR;
                    }
                    else
                    {
                        fabric_endpoint_resource_description->Type = mbs_to_wcs(argv[3]);
                        if (fabric_endpoint_resource_description->Type == NULL)
                        {
                            LogError("failure in mbs_to_wcs");
                            result = ARGC_ARGV_DATA_ERROR;
                        }
                        else
                        {
                            fabric_endpoint_resource_description->CertificateName = mbs_to_wcs(argv[5]);
                            if (fabric_endpoint_resource_description->CertificateName == NULL)
                            {
                                LogError("failure in mbs_to_wcs");
                                result = ARGC_ARGV_DATA_ERROR;
                            }
                            else
                            {
                                fabric_endpoint_resource_description->Reserved = NULL;
                                *argc_consumed = 6;
                                result = ARGC_ARGV_DATA_OK;
                                goto allok;
                                //free(fabric_endpoint_resource_description->CertificateName);
                            }
                            free((void*)fabric_endpoint_resource_description->Type);
                        }
                        free((void*)fabric_endpoint_resource_description->Protocol);
                    }
                    free((void*)fabric_endpoint_resource_description->Name);
                }
            }
        }
    }
allok:;
    return result;
}