utils.c File Reference

#include <ctype.h>
#include <string.h>
#include <asterisk/lock.h>
#include <asterisk/utils.h>

Include dependency graph for utils.c:

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Functions
hostent *	ast_gethostbyname (const char *host, struct ast_hostent *hp)

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Function Documentation

struct hostent* ast_gethostbyname (  const char *  host, struct ast_hostent *  hp )

Definition at line 122 of file utils.c. References ast_hostent::buf, ast_hostent::hp, and s. Referenced by ast_get_ip(). { int res; int herrno; const char *s; struct hostent *result = NULL; /* Although it is perfectly legitimate to lookup a pure integer, for the sake of the sanity of people who like to name their peers as integers, we break with tradition and refuse to look up a pure integer */ s = host; while(s && *s) { if (!isdigit(*s)) break; s++; } if (!s || !*s) return NULL; res = gethostbyname_r(host, &hp->hp, hp->buf, sizeof(hp->buf), &result, &herrno); if (res || !result || !hp->hp.h_addr_list || !hp->hp.h_addr_list[0]) return NULL; return &hp->hp; }

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