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Start work on blksize2 option

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hpa 1999-09-26 07:05:58 +00:00
parent ce451cc1f7
commit 50f08ba7cf
1 changed files with 35 additions and 5 deletions
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40
tftpd/tftpd.c
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@ -116,15 +116,17 @@ void timer(int);
void justquit(int);
void do_opt(char *, char *, char **);
int set_blksize(char *, char **);
int set_tsize(char *, char **);
int set_timeout(char *, char **);
int set_blksize(char *, char **);
int set_blksize2(char *, char **);
int set_tsize(char *, char **);
int set_timeout(char *, char **);
struct options {
char *o_opt;
int (*o_fnc)(char *, char **);
} options[] = {
{ "blksize", set_blksize },
{ "blksize2", set_blksize2 },
{ "tsize", set_tsize },
{ "timeout", set_timeout },
{ NULL, NULL }
@ -404,7 +406,7 @@ int
set_blksize(char *val, char **ret)
{
static char b_ret[6];
int sz = atoi(val);
unsigned int sz = atoi(val);
if (sz < 8)
return(0);
@ -412,10 +414,37 @@ set_blksize(char *val, char **ret)
sz = MAX_SEGSIZE;
segsize = sz;
sprintf(*ret = b_ret, "%d", sz);
sprintf(*ret = b_ret, "%u", sz);
return(1);
}
/*
* Set a power-of-two block size (nonstandard)
*/
int
set_blksize2(char *val, char **ret)
{
static char b_ret[6];
unsigned int sz = atoi(val);
if (sz < 8)
return(0);
else if (sz > MAX_SEGSIZE)
sz = MAX_SEGSIZE;
/* Convert to a power of two */
if ( sz & (sz-1) ) {
unsigned int sz1 = 1;
/* Not a power of two - need to convert */
while ( sz >>= 1 )
sz1 <<= 1;
sz = sz1;
}
segsize = sz;
sprintf(*ret = b_ret, "%u", sz);
return(1);
}
/*
* Return a file size (c.f. RFC2349)
@ -547,6 +576,7 @@ validate_access(char *filename, int mode, struct formats *pf)
if ((stbuf.st_mode&(S_IREAD >> 6)) == 0)
return (EACCESS);
tsize = stbuf.st_size;
/* We don't know the tsize if conversion is needed */
tsize_ok = !pf->f_convert;
} else {
if ((stbuf.st_mode&(S_IWRITE >> 6)) == 0)