1sip_get_header_valSuees(s3iSoInP)Initiation Protocol LibrarysFiupn_cgteito_nhseader_value(3SIP)
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6 sip_get_header_value, sip_get_next_value - get a SIP header value
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9 cc [ flag ... ] file ... -lsip [ library ... ]
10 #include <sip.h>
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12 const struct sip_value *sip_get_header_value
13 (const struct sip_header *sip_header, int *error);
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16 const struct sip_value *sip_get_next_value
17 (sip_header_value_t old_value, int *error);
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21 The sip_get_header_value() function returns the first valid value from
22 SIP header sip_header.
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25 The sip_get_next_value() function returns the next valid value follow‐
26 ing the SIP value old_value.
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29 These functions return the queried value on success and NULL on fail‐
30 ure.
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33 The value of errno is not changed by these calls in the event of an
34 error.
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37 If the error is non-null, one of the following values is set:
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39 EINVAL If any of the required input is NULL or if the specified SIP
40 header value is marked deleted.
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43 EPROTO If the returned SIP header value is invalid (i.e. the parser
44 encountered errors when parsing the value).
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48 On success, the value of the location pointed to by error is set to 0.
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51 See attributes(5) for descriptions of the following attributes:
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56 ┌─────────────────────────────┬─────────────────────────────┐
57 │ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
58 ├─────────────────────────────┼─────────────────────────────┤
59 │Interface Stability │Committed │
60 ├─────────────────────────────┼─────────────────────────────┤
61 │MT-Level │MT-Safe │
62 └─────────────────────────────┴─────────────────────────────┘
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65 libsip(3LIB)
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69SunOS 5.11 25 Jan 2007 sip_get_header_value(3SIP)