modules: readme files regenerated - siputils ... [skip ci]

src/modules/siputils/README

@@ -70,37 +70,38 @@ Gabriel Vasile
               4.4. has_totag()
               4.5. uri_param(param)
               4.6. uri_param(param,value)
-              4.7. add_uri_param(param)
-              4.8. get_uri_param(name, var)
-              4.9. uri_param_rm(param)
-              4.10. tel2sip(uri, hostpart, result)
-              4.11. is_e164(pseudo-variable)
-              4.12. is_uri_user_e164(pseudo-variable)
-              4.13. is_uri(pseudo-variable)
-              4.14. is_tel_number(tval)
-              4.15. is_numeric(tval)
-              4.16. is_alphanum(tval)
-              4.17. is_alphanumex(tval, eset)
-              4.18. encode_contact(encoding_prefix,hostpart)
-              4.19. decode_contact()
-              4.20. decode_contact_header()
-              4.21. cmp_uri(str1, str2)
-              4.22. cmp_aor(str1, str2)
-              4.23. append_rpid_hf()
-              4.24. append_rpid_hf(prefix, suffix)
-              4.25. is_rpid_user_e164()
-              4.26. set_uri_user(uri, user)
-              4.27. set_uri_host(uri, host)
-              4.28. is_request()
-              4.29. is_reply()
-              4.30. is_gruu([uri])
-              4.31. is_supported(option)
-              4.32. is_first_hop()
-              4.33. sip_p_charging_vector(flags)
-              4.34. contact_param_encode(pname, saddr)
-              4.35. contact_param_decode(pname)
-              4.36. contact_param_decode_uri(pname)
-              4.37. contact_param_rm(pname)
+              4.7. uri_param_any(param)
+              4.8. add_uri_param(param)
+              4.9. get_uri_param(name, var)
+              4.10. uri_param_rm(param)
+              4.11. tel2sip(uri, hostpart, result)
+              4.12. is_e164(pseudo-variable)
+              4.13. is_uri_user_e164(pseudo-variable)
+              4.14. is_uri(pseudo-variable)
+              4.15. is_tel_number(tval)
+              4.16. is_numeric(tval)
+              4.17. is_alphanum(tval)
+              4.18. is_alphanumex(tval, eset)
+              4.19. encode_contact(encoding_prefix,hostpart)
+              4.20. decode_contact()
+              4.21. decode_contact_header()
+              4.22. cmp_uri(str1, str2)
+              4.23. cmp_aor(str1, str2)
+              4.24. append_rpid_hf()
+              4.25. append_rpid_hf(prefix, suffix)
+              4.26. is_rpid_user_e164()
+              4.27. set_uri_user(uri, user)
+              4.28. set_uri_host(uri, host)
+              4.29. is_request()
+              4.30. is_reply()
+              4.31. is_gruu([uri])
+              4.32. is_supported(option)
+              4.33. is_first_hop()
+              4.34. sip_p_charging_vector(flags)
+              4.35. contact_param_encode(pname, saddr)
+              4.36. contact_param_decode(pname)
+              4.37. contact_param_decode_uri(pname)
+              4.38. contact_param_rm(pname)
 
         5. Exported pseudo-variables
 
@@ -127,37 +128,38 @@ Gabriel Vasile
    1.13. has_totag usage
    1.14. uri_param usage
    1.15. uri_param usage
-   1.16. add_uri_param usage
+   1.16. uri_param_any usage
    1.17. add_uri_param usage
-   1.18. uri_param_rm usage
-   1.19. tel2sip usage
-   1.20. is_e164 usage
-   1.21. is_uri_user_e164 usage
-   1.22. is_uri usage
-   1.23. is_tel_number usage
-   1.24. is_numeric usage
-   1.25. is_alphanum usage
-   1.26. is_alphanumex usage
-   1.27. encode_contact usage
-   1.28. decode_contact usage
-   1.29. decode_contact_header usage
-   1.30. cmp_uri usage
-   1.31. cmp_aor usage
-   1.32. append_rpid_hf usage
-   1.33. append_rpid_hf(prefix, suffix) usage
-   1.34. is_rpid_user_e164 usage
-   1.35. set_uri_user usage
-   1.36. set_uri_host usage
-   1.37. is_request usage
-   1.38. is_reply usage
-   1.39. is_gruu() usage
-   1.40. is_supported() usage
-   1.41. is_first_hop() usage
-   1.42. sip_p_charging_vector() usage
-   1.43. contact_param_encode usage
-   1.44. contact_param_decode usage
-   1.45. contact_param_decode_ruri usage
-   1.46. contact_param_rm usage
+   1.18. add_uri_param usage
+   1.19. uri_param_rm usage
+   1.20. tel2sip usage
+   1.21. is_e164 usage
+   1.22. is_uri_user_e164 usage
+   1.23. is_uri usage
+   1.24. is_tel_number usage
+   1.25. is_numeric usage
+   1.26. is_alphanum usage
+   1.27. is_alphanumex usage
+   1.28. encode_contact usage
+   1.29. decode_contact usage
+   1.30. decode_contact_header usage
+   1.31. cmp_uri usage
+   1.32. cmp_aor usage
+   1.33. append_rpid_hf usage
+   1.34. append_rpid_hf(prefix, suffix) usage
+   1.35. is_rpid_user_e164 usage
+   1.36. set_uri_user usage
+   1.37. set_uri_host usage
+   1.38. is_request usage
+   1.39. is_reply usage
+   1.40. is_gruu() usage
+   1.41. is_supported() usage
+   1.42. is_first_hop() usage
+   1.43. sip_p_charging_vector() usage
+   1.44. contact_param_encode usage
+   1.45. contact_param_decode usage
+   1.46. contact_param_decode_ruri usage
+   1.47. contact_param_rm usage
 
 Chapter 1. Admin Guide
 
@@ -189,37 +191,38 @@ Chapter 1. Admin Guide
         4.4. has_totag()
         4.5. uri_param(param)
         4.6. uri_param(param,value)
-        4.7. add_uri_param(param)
-        4.8. get_uri_param(name, var)
-        4.9. uri_param_rm(param)
-        4.10. tel2sip(uri, hostpart, result)
-        4.11. is_e164(pseudo-variable)
-        4.12. is_uri_user_e164(pseudo-variable)
-        4.13. is_uri(pseudo-variable)
-        4.14. is_tel_number(tval)
-        4.15. is_numeric(tval)
-        4.16. is_alphanum(tval)
-        4.17. is_alphanumex(tval, eset)
-        4.18. encode_contact(encoding_prefix,hostpart)
-        4.19. decode_contact()
-        4.20. decode_contact_header()
-        4.21. cmp_uri(str1, str2)
-        4.22. cmp_aor(str1, str2)
-        4.23. append_rpid_hf()
-        4.24. append_rpid_hf(prefix, suffix)
-        4.25. is_rpid_user_e164()
-        4.26. set_uri_user(uri, user)
-        4.27. set_uri_host(uri, host)
-        4.28. is_request()
-        4.29. is_reply()
-        4.30. is_gruu([uri])
-        4.31. is_supported(option)
-        4.32. is_first_hop()
-        4.33. sip_p_charging_vector(flags)
-        4.34. contact_param_encode(pname, saddr)
-        4.35. contact_param_decode(pname)
-        4.36. contact_param_decode_uri(pname)
-        4.37. contact_param_rm(pname)
+        4.7. uri_param_any(param)
+        4.8. add_uri_param(param)
+        4.9. get_uri_param(name, var)
+        4.10. uri_param_rm(param)
+        4.11. tel2sip(uri, hostpart, result)
+        4.12. is_e164(pseudo-variable)
+        4.13. is_uri_user_e164(pseudo-variable)
+        4.14. is_uri(pseudo-variable)
+        4.15. is_tel_number(tval)
+        4.16. is_numeric(tval)
+        4.17. is_alphanum(tval)
+        4.18. is_alphanumex(tval, eset)
+        4.19. encode_contact(encoding_prefix,hostpart)
+        4.20. decode_contact()
+        4.21. decode_contact_header()
+        4.22. cmp_uri(str1, str2)
+        4.23. cmp_aor(str1, str2)
+        4.24. append_rpid_hf()
+        4.25. append_rpid_hf(prefix, suffix)
+        4.26. is_rpid_user_e164()
+        4.27. set_uri_user(uri, user)
+        4.28. set_uri_host(uri, host)
+        4.29. is_request()
+        4.30. is_reply()
+        4.31. is_gruu([uri])
+        4.32. is_supported(option)
+        4.33. is_first_hop()
+        4.34. sip_p_charging_vector(flags)
+        4.35. contact_param_encode(pname, saddr)
+        4.36. contact_param_decode(pname)
+        4.37. contact_param_decode_uri(pname)
+        4.38. contact_param_rm(pname)
 
    5. Exported pseudo-variables
 
@@ -409,37 +412,38 @@ modparam("auth", "rpid_avp", "$avp(myrpid)")
    4.4. has_totag()
    4.5. uri_param(param)
    4.6. uri_param(param,value)
-   4.7. add_uri_param(param)
-   4.8. get_uri_param(name, var)
-   4.9. uri_param_rm(param)
-   4.10. tel2sip(uri, hostpart, result)
-   4.11. is_e164(pseudo-variable)
-   4.12. is_uri_user_e164(pseudo-variable)
-   4.13. is_uri(pseudo-variable)
-   4.14. is_tel_number(tval)
-   4.15. is_numeric(tval)
-   4.16. is_alphanum(tval)
-   4.17. is_alphanumex(tval, eset)
-   4.18. encode_contact(encoding_prefix,hostpart)
-   4.19. decode_contact()
-   4.20. decode_contact_header()
-   4.21. cmp_uri(str1, str2)
-   4.22. cmp_aor(str1, str2)
-   4.23. append_rpid_hf()
-   4.24. append_rpid_hf(prefix, suffix)
-   4.25. is_rpid_user_e164()
-   4.26. set_uri_user(uri, user)
-   4.27. set_uri_host(uri, host)
-   4.28. is_request()
-   4.29. is_reply()
-   4.30. is_gruu([uri])
-   4.31. is_supported(option)
-   4.32. is_first_hop()
-   4.33. sip_p_charging_vector(flags)
-   4.34. contact_param_encode(pname, saddr)
-   4.35. contact_param_decode(pname)
-   4.36. contact_param_decode_uri(pname)
-   4.37. contact_param_rm(pname)
+   4.7. uri_param_any(param)
+   4.8. add_uri_param(param)
+   4.9. get_uri_param(name, var)
+   4.10. uri_param_rm(param)
+   4.11. tel2sip(uri, hostpart, result)
+   4.12. is_e164(pseudo-variable)
+   4.13. is_uri_user_e164(pseudo-variable)
+   4.14. is_uri(pseudo-variable)
+   4.15. is_tel_number(tval)
+   4.16. is_numeric(tval)
+   4.17. is_alphanum(tval)
+   4.18. is_alphanumex(tval, eset)
+   4.19. encode_contact(encoding_prefix,hostpart)
+   4.20. decode_contact()
+   4.21. decode_contact_header()
+   4.22. cmp_uri(str1, str2)
+   4.23. cmp_aor(str1, str2)
+   4.24. append_rpid_hf()
+   4.25. append_rpid_hf(prefix, suffix)
+   4.26. is_rpid_user_e164()
+   4.27. set_uri_user(uri, user)
+   4.28. set_uri_host(uri, host)
+   4.29. is_request()
+   4.30. is_reply()
+   4.31. is_gruu([uri])
+   4.32. is_supported(option)
+   4.33. is_first_hop()
+   4.34. sip_p_charging_vector(flags)
+   4.35. contact_param_encode(pname, saddr)
+   4.36. contact_param_decode(pname)
+   4.37. contact_param_decode_uri(pname)
+   4.38. contact_param_rm(pname)
 
 4.1.  ring_insert_callid()
 
@@ -548,7 +552,23 @@ if (uri_param("param1","value1")) {
 };
 ...
 
-4.7.  add_uri_param(param)
+4.7.  uri_param_any(param)
+
+   Find if Request URI has a given parameter with or without value.
+
+   Meaning of the parameters is as follows:
+     * param - parameter name to look for.
+
+   This function can be used from REQUEST_ROUTE.
+
+   Example 1.16. uri_param_any usage
+...
+if (uri_param_any("param1")) {
+        ...
+}
+...
+
+4.8.  add_uri_param(param)
 
    Add to RURI a parameter (name=value);
 
@@ -557,12 +577,12 @@ if (uri_param("param1","value1")) {
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.16. add_uri_param usage
+   Example 1.17. add_uri_param usage
 ...
 add_uri_param("nat=yes");
 ...
 
-4.8.  get_uri_param(name, var)
+4.9.  get_uri_param(name, var)
 
    Get the value of RURI parameter.
 
@@ -572,12 +592,12 @@ add_uri_param("nat=yes");
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.17. add_uri_param usage
+   Example 1.18. add_uri_param usage
 ...
 get_uri_param("nat", "$var(nat)");
 ...
 
-4.9.  uri_param_rm(param)
+4.10.  uri_param_rm(param)
 
    Remove parameter from Request URI.
 
@@ -586,14 +606,14 @@ get_uri_param("nat", "$var(nat)");
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.18. uri_param_rm usage
+   Example 1.19. uri_param_rm usage
 ...
 if (uri_param_rm("param1")) {
         ...
 }
 ...
 
-4.10.  tel2sip(uri, hostpart, result)
+4.11.  tel2sip(uri, hostpart, result)
 
    Converts URI in first param (pseudo variable or string) to SIP URI, if
    it is a tel URI. If conversion was done, writes resulting SIP URI to
@@ -612,7 +632,7 @@ if (uri_param_rm("param1")) {
    This function can be used from REQUEST_ROUTE, FAILURE_ROUTE,
    BRANCH_ROUTE, or ONREPLY_ROUTE.
 
-   Example 1.19. tel2sip usage
+   Example 1.20. tel2sip usage
 ...
 # $ru: tel:+(34)-999-888-777
 # $fu: sip:[email protected]
@@ -625,14 +645,14 @@ tel2sip("$ru", $fd", "$ru");
 # $ru:  sip:+12345678;ext=200;[email protected];user=phone
 ...
 
-4.11.  is_e164(pseudo-variable)
+4.12.  is_e164(pseudo-variable)
 
    Checks if string value of pseudo variable argument is an E164 number.
 
    This function can be used from REQUEST_ROUTE, FAILURE_ROUTE, and
    LOCAL_ROUTE.
 
-   Example 1.20. is_e164 usage
+   Example 1.21. is_e164 usage
 ...
 if (is_e164("$fU")) {  # Check From header URI user part
    ...
@@ -643,13 +663,13 @@ if (is_e164("$avp(i:705)") {
 };
 ...
 
-4.12.  is_uri_user_e164(pseudo-variable)
+4.13.  is_uri_user_e164(pseudo-variable)
 
    Checks if userpart of URI stored in pseudo variable is E164 number.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.21. is_uri_user_e164 usage
+   Example 1.22. is_uri_user_e164 usage
 ...
 if (is_uri_user_e164("$fu")) {  # Check From header URI user part
    ...
@@ -660,13 +680,13 @@ if (is_uri_user_e164("$avp(i:705)") {
 };
 ...
 
-4.13.  is_uri(pseudo-variable)
+4.14.  is_uri(pseudo-variable)
 
    Checks if string value of pseudo variable argument is a valid uri.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.22. is_uri usage
+   Example 1.23. is_uri usage
 ...
 if (is_uri("$var(x)")) {  # Check if variable contains a uri
    ...
@@ -677,14 +697,14 @@ if (is_uri("$avp(i:705)") {
 };
 ...
 
-4.14.  is_tel_number(tval)
+4.15.  is_tel_number(tval)
 
    Checks if the parameter value is a telephone number: starting with one
    optional +, followed by digits. The parameter can include variables.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.23. is_tel_number usage
+   Example 1.24. is_tel_number usage
 ...
 if (is_tel_number("$rU")) {  # Test if R-URI user is telephone number
    ...
@@ -694,35 +714,35 @@ if (is_tel_number("+24242424")) {
 }
 ...
 
-4.15.  is_numeric(tval)
+4.16.  is_numeric(tval)
 
    Checks if the parameter value consists solely of decimal digits. The
    parameter can include variables.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.24. is_numeric usage
+   Example 1.25. is_numeric usage
 ...
 if (is_numeric("$rU")) {  # Test if R-URI user consists of decimal digits
    ...
 }
 ...
 
-4.16.  is_alphanum(tval)
+4.17.  is_alphanum(tval)
 
    Checks if the parameter value consists solely of decimal digits or
    alphabetic ASCII characters. The parameter can include variables.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.25. is_alphanum usage
+   Example 1.26. is_alphanum usage
 ...
 if (is_alphanum("$rU")) {
    ...
 }
 ...
 
-4.17.  is_alphanumex(tval, eset)
+4.18.  is_alphanumex(tval, eset)
 
    Checks if the value of parameter 'tval' consists solely of decimal
    digits, alphabetic ASCII characters and the characters in the second
@@ -730,14 +750,14 @@ if (is_alphanum("$rU")) {
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.26. is_alphanumex usage
+   Example 1.27. is_alphanumex usage
 ...
 if (is_alphanumex("$rU", "+.-_")) {
    ...
 }
 ...
 
-4.18.  encode_contact(encoding_prefix,hostpart)
+4.19.  encode_contact(encoding_prefix,hostpart)
 
    This function will encode uri-s inside Contact header in the following
    manner sip:username:password@ip:port;transport=protocol goes
@@ -759,12 +779,12 @@ if (is_alphanumex("$rU", "+.-_")) {
 
    This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE.
 
-   Example 1.27. encode_contact usage
+   Example 1.28. encode_contact usage
 ...
 if (src_ip == 10.0.0.0/8) encode_contact("natted_client","1.2.3.4");
 ...
 
-4.19.  decode_contact()
+4.20.  decode_contact()
 
    This function will decode the request URI. If the RURI is in the format
    sip:encoding_prefix*username*ip*port*protocol@hostpart it will be
@@ -777,12 +797,12 @@ if (src_ip == 10.0.0.0/8) encode_contact("natted_client","1.2.3.4");
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.28. decode_contact usage
+   Example 1.29. decode_contact usage
 ...
 if (uri =~ "^sip:natted_client") { decode_contact(); }
 ...
 
-4.20.  decode_contact_header()
+4.21.  decode_contact_header()
 
    This function will decode URIs inside Contact header. If the URI in the
    format sip:encoding_prefix*username*ip*port*protocol@hostpart it will
@@ -795,7 +815,7 @@ if (uri =~ "^sip:natted_client") { decode_contact(); }
 
    This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE.
 
-   Example 1.29. decode_contact_header usage
+   Example 1.30. decode_contact_header usage
 ...
 reply_route[2] {
         ...
@@ -804,13 +824,13 @@ reply_route[2] {
 }
 ...
 
-4.21.  cmp_uri(str1, str2)
+4.22.  cmp_uri(str1, str2)
 
    The function returns true if the two parameters matches as SIP URI.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.30. cmp_uri usage
+   Example 1.31. cmp_uri usage
 ...
 if(cmp_uri("$ru", "sip:[email protected]"))
 {
@@ -818,14 +838,14 @@ if(cmp_uri("$ru", "sip:[email protected]"))
 }
 ...
 
-4.22.  cmp_aor(str1, str2)
+4.23.  cmp_aor(str1, str2)
 
    The function returns true if the two parameters matches as AoR. The
    parameters have to be SIP URIs.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.31. cmp_aor usage
+   Example 1.32. cmp_aor usage
 ...
 if(cmp_aor("[email protected]", "sip:kamailio@$fd"))
 {
@@ -833,7 +853,7 @@ if(cmp_aor("[email protected]", "sip:kamailio@$fd"))
 }
 ...
 
-4.23.  append_rpid_hf()
+4.24.  append_rpid_hf()
 
    Appends to the message a Remote-Party-ID header that contains header
    'Remote-Party-ID: ' followed by the saved value of the SIP URI received
@@ -844,14 +864,14 @@ if(cmp_aor("[email protected]", "sip:kamailio@$fd"))
    This function can be used from REQUEST_ROUTE, FAILURE_ROUTE,
    BRANCH_ROUTE.
 
-   Example 1.32. append_rpid_hf usage
+   Example 1.33. append_rpid_hf usage
 ...
 append_rpid_hf();  # Append Remote-Party-ID header field
 ...
 
-4.24.  append_rpid_hf(prefix, suffix)
+4.25.  append_rpid_hf(prefix, suffix)
 
-   This function is the same as Section 4.23, “ append_rpid_hf()”. The
+   This function is the same as Section 4.24, “ append_rpid_hf()”. The
    only difference is that it accepts two parameters--prefix and suffix to
    be added to Remote-Party-ID header field. This function ignores
    rpid_prefix and rpid_suffix parameters, instead of that allows to set
@@ -868,13 +888,13 @@ append_rpid_hf();  # Append Remote-Party-ID header field
    This function can be used from REQUEST_ROUTE, FAILURE_ROUTE,
    BRANCH_ROUTE.
 
-   Example 1.33. append_rpid_hf(prefix, suffix) usage
+   Example 1.34. append_rpid_hf(prefix, suffix) usage
 ...
 # Append Remote-Party-ID header field
 append_rpid_hf("", ";party=calling;id-type=subscriber;screen=yes");
 ...
 
-4.25.  is_rpid_user_e164()
+4.26.  is_rpid_user_e164()
 
    The function checks if the SIP URI received from the database or radius
    server and will potentially be used in Remote-Party-ID header field
@@ -884,68 +904,68 @@ append_rpid_hf("", ";party=calling;id-type=subscriber;screen=yes");
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.34. is_rpid_user_e164 usage
+   Example 1.35. is_rpid_user_e164 usage
 ...
 if (is_rpid_user_e164()) {
     # do something here
 };
 ...
 
-4.26.  set_uri_user(uri, user)
+4.27.  set_uri_user(uri, user)
 
    Sets userpart of SIP URI stored in writable pseudo variable 'uri' to
    value of pseudo variable 'user'.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.35. set_uri_user usage
+   Example 1.36. set_uri_user usage
 ...
 $var(uri) = "sip:user@host";
 $var(user) = "new_user";
 set_uri_user("$var(uri)", "$var(user)");
 ...
 
-4.27.  set_uri_host(uri, host)
+4.28.  set_uri_host(uri, host)
 
    Sets hostpart of SIP URI stored in writable pseudo variable 'uri' to
    value of pseudo variable 'host'.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.36. set_uri_host usage
+   Example 1.37. set_uri_host usage
 ...
 $var(uri) = "sip:user@host";
 $var(host) = "new_host";
 set_uri_host("$var(uri)", "$var(host)");
 ...
 
-4.28.  is_request()
+4.29.  is_request()
 
    Return true if the SIP message is a request.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.37. is_request usage
+   Example 1.38. is_request usage
 ...
 if (is_request()) {
         ...
 }
 ...
 
-4.29.  is_reply()
+4.30.  is_reply()
 
    Return true if the SIP message is a reply.
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.38. is_reply usage
+   Example 1.39. is_reply usage
 ...
 if (is_reply()) {
         ...
 }
 ...
 
-4.30.  is_gruu([uri])
+4.31.  is_gruu([uri])
 
    The function returns true if the uri is GRUU ('gr' parameter is
    present): 1 - pub-gruu; 2 - temp-gruu.
@@ -956,12 +976,12 @@ if (is_reply()) {
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.39. is_gruu() usage
+   Example 1.40. is_gruu() usage
 ...
 if(is_gruu()) { ... }
 ...
 
-4.31.  is_supported(option)
+4.32.  is_supported(option)
 
    Function returns true if given option is listed in Supported header(s)
    (if any) of the request. Currently the following options are known:
@@ -969,12 +989,12 @@ if(is_gruu()) { ... }
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.40. is_supported() usage
+   Example 1.41. is_supported() usage
 ...
 if (is_supported("outbound")) { ... }
 ...
 
-4.32.  is_first_hop()
+4.33.  is_first_hop()
 
    The function returns true if the proxy is first hop after the original
    sender. For incoming SIP requests, it means there is only one Via
@@ -988,24 +1008,24 @@ if (is_supported("outbound")) { ... }
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.41. is_first_hop() usage
+   Example 1.42. is_first_hop() usage
 ...
 if(is_first_hop()) { ... }
 ...
 
-4.33.  sip_p_charging_vector(flags)
+4.34.  sip_p_charging_vector(flags)
 
    Manage the P-Charging-Vector header (RFC7315). The flags can be: 'r' -
    remove; 'g' - generate; 'f' - force (remove + generate).
 
    This function can be used from ANY_ROUTE.
 
-   Example 1.42. sip_p_charging_vector() usage
+   Example 1.43. sip_p_charging_vector() usage
 ...
 sip_p_charging_vector("g");
 ...
 
-4.34.  contact_param_encode(pname, saddr)
+4.35.  contact_param_encode(pname, saddr)
 
    This function encodes URI inside Contact headers by building a new URI
    from 'saddr' parameter and adding a parameter with the name 'pname'
@@ -1018,14 +1038,14 @@ sip_p_charging_vector("g");
 
    This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE.
 
-   Example 1.43. contact_param_encode usage
+   Example 1.44. contact_param_encode usage
 ...
 if (is_method("REGISTER") and src_ip == 10.0.0.0/8) {
     contact_param_encode("ksu", "sip:1.2.3.4:5060;transport=tcp");
 }
 ...
 
-4.35.  contact_param_decode(pname)
+4.36.  contact_param_decode(pname)
 
    This function decodes URI inside Contact headers by building a new URI
    from 'pname' parameter, decoding its value from Base64URL.
@@ -1036,14 +1056,14 @@ if (is_method("REGISTER") and src_ip == 10.0.0.0/8) {
 
    This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE.
 
-   Example 1.44. contact_param_decode usage
+   Example 1.45. contact_param_decode usage
 ...
 if (is_method("REGISTER") and src_ip == 1.2.3.4) {
     contact_param_decode("ksu");
 }
 ...
 
-4.36.  contact_param_decode_uri(pname)
+4.37.  contact_param_decode_uri(pname)
 
    This function decodes R-URI (request URI) by building a new R-URI from
    'pname' parameter, decoding its value from Base64URL.
@@ -1054,14 +1074,14 @@ if (is_method("REGISTER") and src_ip == 1.2.3.4) {
 
    This function can be used from REQUEST_ROUTE.
 
-   Example 1.45. contact_param_decode_ruri usage
+   Example 1.46. contact_param_decode_ruri usage
 ...
 if (is_method("INVITE") and src_ip == 1.2.3.4) {
     contact_param_decode_ruri("ksu");
 }
 ...
 
-4.37.  contact_param_rm(pname)
+4.38.  contact_param_rm(pname)
 
    This function removes the parameter from the URIs inside the Contact
    headers.
@@ -1071,7 +1091,7 @@ if (is_method("INVITE") and src_ip == 1.2.3.4) {
 
    This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE.
 
-   Example 1.46. contact_param_rm usage
+   Example 1.47. contact_param_rm usage
 ...
 if (is_method("REGISTER") and src_ip == 1.2.3.4) {
     contact_param_rm("myparam");