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Clean up html_send_file ()

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- Make function return from one place
 - Move inbuf to the heap
This commit is contained in:
Mukund Sivaraman 2009-10-02 13:01:32 +05:30
parent 21c8d7a7ed
commit 323a4d0147
1 changed files with 30 additions and 23 deletions
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53
src/html-error.c
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@ -103,42 +103,42 @@ static char *lookup_variable (struct conn_s *connptr, const char *varname)
return (data);
}
#define HTML_BUFSIZE 4096
/*
* Send an already-opened file to the client with variable substitution.
*/
int send_html_file (FILE * infile, struct conn_s *connptr)
int
send_html_file (FILE *infile, struct conn_s *connptr)
{
char inbuf[HTML_BUFSIZE], *varstart = NULL, *p;
char *inbuf;
char *varstart = NULL;
char *p;
const char *varval;
int in_variable = 0, writeret;
int in_variable = 0;
int r = 0;
while (fgets (inbuf, HTML_BUFSIZE, infile) != NULL) {
inbuf = (char *) safemalloc (4096);
while (fgets (inbuf, 4096, infile) != NULL) {
for (p = inbuf; *p; p++) {
switch (*p) {
case '}':
if (in_variable) {
*p = '\0';
varval =
(const char *)
lookup_variable (connptr, varstart);
varval = (const char *)
lookup_variable (connptr,
varstart);
if (!varval)
varval = "(unknown)";
writeret =
write_message (connptr->client_fd,
r = write_message (connptr->client_fd,
"%s", varval);
if (writeret)
return (writeret);
in_variable = 0;
} else {
writeret =
write_message (connptr->client_fd,
r = write_message (connptr->client_fd,
"%c", *p);
if (writeret)
return (writeret);
}
break;
case '{':
/* a {{ will print a single {. If we are NOT
* already in a { variable, then proceed with
@ -151,20 +151,27 @@ int send_html_file (FILE * infile, struct conn_s *connptr)
in_variable++;
} else
in_variable = 0;
default:
if (!in_variable) {
writeret =
write_message (connptr->client_fd,
r = write_message (connptr->client_fd,
"%c", *p);
if (writeret)
return (writeret);
}
}
if (r)
break;
}
if (r)
break;
in_variable = 0;
}
return (0);
safefree (inbuf);
return r;
}
int send_http_headers (struct conn_s *connptr, int code, const char *message)