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use `alloc_buffer'

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1732 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-05-18 20:01:14 +00:00
parent 8ea9d9d7e8
commit 8c7ac77dc7
1 changed files with 31 additions and 25 deletions
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56
appl/ftp/ftpd/ftpd.c
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@@ -240,7 +240,7 @@ static FILE *getdatasock (char *);
static char *gunique (char *);
static RETSIGTYPE lostconn (int);
static int receive_data (FILE *, FILE *);
static void send_data (FILE *, FILE *, off_t);
static void send_data (FILE *, FILE *);
static struct passwd * sgetpwnam (char *);
static void usage(void);
@@ -283,7 +283,7 @@ parse_auth_level(char *str)
else if(strcmp(p, "none") == 0)
ret |= AUTH_PLAIN|AUTH_FTP;
else
warnx("bad value for -a");
warnx("bad value for -a: `%s'", p);
}
return ret;
}
@@ -958,10 +958,7 @@ retrieve(char *cmd, char *name)
fin = ftpd_popen(line, "r", 0, 0);
closefunc = ftpd_pclose;
st.st_size = -1;
#ifdef HAVE_ST_BLKSIZE
st.st_blksize = BUFSIZ;
cmd = line;
#endif
}
}
} else {
@@ -970,9 +967,6 @@ retrieve(char *cmd, char *name)
fin = ftpd_popen(line, "r", 1, 0);
closefunc = ftpd_pclose;
st.st_size = -1;
#ifdef HAVE_ST_BLKSIZE
st.st_blksize = BUFSIZ;
#endif
}
if (fin == NULL) {
if (errno != 0) {
@@ -1014,11 +1008,7 @@ retrieve(char *cmd, char *name)
if (dout == NULL)
goto done;
set_buffer_size(fileno(dout), 0);
#ifdef HAVE_ST_BLKSIZE
send_data(fin, dout, st.st_blksize);
#else
send_data(fin, dout, BUFSIZ);
#endif
send_data(fin, dout);
fclose(dout);
data = -1;
pdata = -1;
@@ -1249,10 +1239,11 @@ dataconn(char *name, off_t size, char *mode)
* NB: Form isn't handled.
*/
static void
send_data(FILE *instr, FILE *outstr, off_t blksize)
send_data(FILE *instr, FILE *outstr)
{
int c, cnt, filefd, netfd;
char *buf;
static char *buf;
static size_t bufsize;
int i = 0;
char s[1024];
@@ -1313,19 +1304,22 @@ send_data(FILE *instr, FILE *outstr, off_t blksize)
#endif
if(transflag){
if ((buf = malloc(10 * blksize)) == NULL) {
struct stat st;
netfd = fileno(outstr);
filefd = fileno(instr);
buf = alloc_buffer (buf, &bufsize,
fstat(filefd, &st) >= 0 ? &st : NULL);
if (buf == NULL) {
transflag = 0;
perror_reply(451, "Local resource failure: malloc");
return;
}
netfd = fileno(outstr);
filefd = fileno(instr);
while ((cnt = read(filefd, buf, 10 * blksize)) > 0 &&
while ((cnt = read(filefd, buf, bufsize)) > 0 &&
auth_write(netfd, buf, cnt) == cnt)
byte_count += cnt;
auth_write(netfd, buf, 0); /* to end an encrypted stream */
transflag = 0;
free(buf);
if (cnt != 0) {
if (cnt < 0)
goto file_err;
@@ -1360,18 +1354,29 @@ static int
receive_data(FILE *instr, FILE *outstr)
{
int cnt, bare_lfs = 0;
char buf[100*BUFSIZ];
static char *buf;
static size_t bufsize;
struct stat st;
transflag++;
if (setjmp(urgcatch)) {
transflag = 0;
return (-1);
}
buf = alloc_buffer (buf, &bufsize,
fstat(fileno(outstr), &st) >= 0 ? &st : NULL);
if (buf == NULL) {
transflag = 0;
perror_reply(451, "Local resource failure: malloc");
return -1;
}
switch (type) {
case TYPE_I:
case TYPE_L:
while ((cnt = auth_read(fileno(instr), buf, sizeof(buf))) > 0) {
while ((cnt = auth_read(fileno(instr), buf, bufsize)) > 0) {
if (write(fileno(outstr), buf, cnt) != cnt)
goto file_err;
byte_count += cnt;
@@ -1390,12 +1395,13 @@ receive_data(FILE *instr, FILE *outstr)
{
char *p, *q;
int cr_flag = 0;
while ((cnt = auth_read(fileno(instr), buf+cr_flag,
sizeof(buf)-cr_flag)) > 0){
while ((cnt = auth_read(fileno(instr),
buf + cr_flag,
bufsize - cr_flag)) > 0){
byte_count += cnt;
cnt += cr_flag;
cr_flag = 0;
for(p = buf, q = buf; p < buf + cnt;){
for(p = buf, q = buf; p < buf + cnt;) {
if(*p == '\n')
bare_lfs++;
if(*p == '\r')