cpl_utils.h 1.5 KB

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  1. /*
  2. * $Id$
  3. *
  4. * Copyright (C) 2001-2003 FhG Fokus
  5. *
  6. * This file is part of ser, a free SIP server.
  7. *
  8. * ser is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version
  12. *
  13. * For a license to use the ser software under conditions
  14. * other than those described here, or to purchase support for this
  15. * software, please contact iptel.org by e-mail at the following addresses:
  16. * [email protected]
  17. *
  18. * ser is distributed in the hope that it will be useful,
  19. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  21. * GNU General Public License for more details.
  22. *
  23. * You should have received a copy of the GNU General Public License
  24. * along with this program; if not, write to the Free Software
  25. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  26. *
  27. *
  28. * History:
  29. * -------
  30. * 2003-06-24: file created (bogdan)
  31. */
  32. #ifndef _CPL_UTILS_H
  33. #define _CPL_UTILS_H
  34. #include <ctype.h>
  35. #include "../../str.h"
  36. /* looks for s2 into s1 */
  37. static inline char *strcasestr_str(str *s1, str *s2)
  38. {
  39. int i,j;
  40. for(i=0;i<s1->len-s2->len;i++) {
  41. for(j=0;j<s2->len;j++) {
  42. if ( !((s1->s[i+j]==s2->s[j]) ||
  43. ( isalpha((int)s1->s[i+j]) && ((s1->s[i+j])^(s2->s[j]))==0x20 )) )
  44. break;
  45. }
  46. if (j==s2->len)
  47. return s1->s+i;
  48. }
  49. return 0;
  50. }
  51. #endif