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feature: user-formatted output, -F <fmt>.

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This commit is contained in:
Alexandre Snarskii
2015-07-01 20:03:41 +03:00
parent 2cf7024eac
commit c4d924ae6e
7 changed files with 137 additions and 6 deletions
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48
sx_prefix.c
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@@ -217,7 +217,7 @@ sx_prefix_range_parse(struct sx_radix_tree* tree, int af, int maxlen,
};
SX_DEBUG(debug_expander, "parsed prefix-range %s as %lu-%lu\n",
text, min, max);
if (max > maxlen)
if (max > maxlen)
max = maxlen;
sx_radix_tree_insert_specifics(tree, p, min, max);
return 1;
@@ -264,6 +264,52 @@ sx_prefix_snprintf(struct sx_prefix* p, char* rbuffer, int srb)
return snprintf(rbuffer,srb,"%s/%i",buffer,p->masklen);
};
int
sx_prefix_snprintf_fmt(struct sx_prefix* p, char* buffer, int size,
const char* format)
{
unsigned off=0;
const char* c=format;
while(*c) {
if(*c=='%') {
switch(*(c+1)) {
case 'r':
case 'n':
inet_ntop(p->family,&p->addr,buffer+off,size-off);
off=strlen(buffer);
break;
case 'l':
off+=snprintf(buffer+off,size-off,"%i",p->masklen);
break;
case '%':
buffer[off++]='%';
break;
default :
sx_report(SX_ERROR, "Unknown format char '%c'\n", *(c+1));
return 0;
};
c+=2;
} else if (*c=='\\') {
switch(*(c+1)) {
case 'n':
buffer[off++]='\n'; break;
case 't':
buffer[off++]='\t'; break;
case '\\':
buffer[off++]='\\'; break;
default:
buffer[off++]=*(c+1);
break;
};
c+=2;
} else {
buffer[off++]=*c;
c++;
};
};
return strlen(buffer);
};
int
sx_prefix_jsnprintf(struct sx_prefix* p, char* rbuffer, int srb)
{