libfreerdp/utils/string.c

 
#include <errno.h>
 
#include <freerdp/utils/string.h>
#include <freerdp/settings.h>
 
const char* rdp_redirection_flags_to_string(UINT32 flags, char* buffer, size_t size)
{
  struct map_t
  {
    UINT32 flag;
    const char* name;
  };
  const struct map_t map[] = {
    { LB_TARGET_NET_ADDRESS, "LB_TARGET_NET_ADDRESS" },
    { LB_LOAD_BALANCE_INFO, "LB_LOAD_BALANCE_INFO" },
    { LB_USERNAME, "LB_USERNAME" },
    { LB_DOMAIN, "LB_DOMAIN" },
    { LB_PASSWORD, "LB_PASSWORD" },
    { LB_DONTSTOREUSERNAME, "LB_DONTSTOREUSERNAME" },
    { LB_SMARTCARD_LOGON, "LB_SMARTCARD_LOGON" },
    { LB_NOREDIRECT, "LB_NOREDIRECT" },
    { LB_TARGET_FQDN, "LB_TARGET_FQDN" },
    { LB_TARGET_NETBIOS_NAME, "LB_TARGET_NETBIOS_NAME" },
    { LB_TARGET_NET_ADDRESSES, "LB_TARGET_NET_ADDRESSES" },
    { LB_CLIENT_TSV_URL, "LB_CLIENT_TSV_URL" },
    { LB_SERVER_TSV_CAPABLE, "LB_SERVER_TSV_CAPABLE" },
    { LB_PASSWORD_IS_PK_ENCRYPTED, "LB_PASSWORD_IS_PK_ENCRYPTED" },
    { LB_REDIRECTION_GUID, "LB_REDIRECTION_GUID" },
    { LB_TARGET_CERTIFICATE, "LB_TARGET_CERTIFICATE" },
  };
 
  for (size_t x = 0; x < ARRAYSIZE(map); x++)
  {
    const struct map_t* cur = &map[x];
    if (flags & cur->flag)
    {
      if (!winpr_str_append(cur->name, buffer, size, "|"))
        return NULL;
    }
  }
  return buffer;
}
 
const char* rdp_cluster_info_flags_to_string(UINT32 flags, char* buffer, size_t size)
{
  const UINT32 version = (flags & ServerSessionRedirectionVersionMask) >> 2;
  if (flags & REDIRECTION_SUPPORTED)
    winpr_str_append("REDIRECTION_SUPPORTED", buffer, size, "|");
  if (flags & REDIRECTED_SESSIONID_FIELD_VALID)
    winpr_str_append("REDIRECTED_SESSIONID_FIELD_VALID", buffer, size, "|");
  if (flags & REDIRECTED_SMARTCARD)
    winpr_str_append("REDIRECTED_SMARTCARD", buffer, size, "|");
 
  const char* str = NULL;
  switch (version)
  {
    case REDIRECTION_VERSION1:
      str = "REDIRECTION_VERSION1";
      break;
    case REDIRECTION_VERSION2:
      str = "REDIRECTION_VERSION2";
      break;
    case REDIRECTION_VERSION3:
      str = "REDIRECTION_VERSION3";
      break;
    case REDIRECTION_VERSION4:
      str = "REDIRECTION_VERSION4";
      break;
    case REDIRECTION_VERSION5:
      str = "REDIRECTION_VERSION5";
      break;
    case REDIRECTION_VERSION6:
      str = "REDIRECTION_VERSION6";
      break;
    default:
      str = "REDIRECTION_VERSION_UNKNOWN";
      break;
  }
  winpr_str_append(str, buffer, size, "|");
  {
    char msg[32] = { 0 };
    (void)_snprintf(msg, sizeof(msg), "[0x%08" PRIx32 "]", flags);
    winpr_str_append(msg, buffer, size, "");
  }
  return buffer;
}
 
BOOL freerdp_extract_key_value(const char* str, UINT32* pkey, UINT32* pvalue)
{
  if (!str || !pkey || !pvalue)
    return FALSE;
 
  char* end1 = NULL;
  errno = 0;
  unsigned long key = strtoul(str, &end1, 0);
  if ((errno != 0) || !end1 || (*end1 != '=') || (key > UINT32_MAX))
    return FALSE;
 
  errno = 0;
  unsigned long val = strtoul(&end1[1], NULL, 0);
  if ((errno != 0) || (val > UINT32_MAX))
    return FALSE;
 
  *pkey = (UINT32)key;
  *pvalue = (UINT32)val;
  return TRUE;
}