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- rename CONFIG_FEATURE_TFTP_DEBUG to CONFIG_DEBUG_TFTP so it's off in defconfig

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- expand the cmd_get/cmd_put macros
- Jason Schoon writes: unlink only if non-stdio
This commit is contained in:
Bernhard Reutner-Fischer 2006-06-14 17:29:10 +00:00
parent f1bd42a305
commit 32bf1f9d42
1 changed files with 19 additions and 22 deletions
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41
networking/tftp.c
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@ -95,7 +95,7 @@ static int tftp_blocksize_check(int blocksize, int bufsize)
return blocksize;
}
static char *tftp_option_get(char *buf, int len, const char const *option)
static char *tftp_option_get(char *buf, int len, const char * const option)
{
int opt_val = 0;
int opt_found = 0;
@ -142,8 +142,6 @@ static int tftp(const int cmd, const struct hostent *host,
const char *remotefile, const int localfd,
const unsigned short port, int tftp_bufsize)
{
#define cmd_get cmd & tftp_cmd_get
#define cmd_put cmd & tftp_cmd_put
struct sockaddr_in sa;
struct sockaddr_in from;
struct timeval tv;
@ -181,10 +179,10 @@ static int tftp(const int cmd, const struct hostent *host,
sizeof(sa.sin_addr));
/* build opcode */
if (cmd_get) {
if (cmd & tftp_cmd_get) {
opcode = TFTP_RRQ;
}
if (cmd_put) {
if (cmd & tftp_cmd_put) {
opcode = TFTP_WRQ;
}
@ -197,8 +195,8 @@ static int tftp(const int cmd, const struct hostent *host,
cp += 2;
/* add filename and mode */
if (((cmd_get) && (opcode == TFTP_RRQ)) ||
((cmd_put) && (opcode == TFTP_WRQ)))
if (((cmd & tftp_cmd_get) && (opcode == TFTP_RRQ)) ||
((cmd & tftp_cmd_put) && (opcode == TFTP_WRQ)))
{
int too_long = 0;
@ -245,8 +243,8 @@ static int tftp(const int cmd, const struct hostent *host,
/* add ack and data */
if (((cmd_get) && (opcode == TFTP_ACK)) ||
((cmd_put) && (opcode == TFTP_DATA))) {
if (((cmd & tftp_cmd_get) && (opcode == TFTP_ACK)) ||
((cmd & tftp_cmd_put) && (opcode == TFTP_DATA))) {
*((unsigned short *) cp) = htons(block_nr);
@ -254,7 +252,7 @@ static int tftp(const int cmd, const struct hostent *host,
block_nr++;
if ((cmd_put) && (opcode == TFTP_DATA)) {
if ((cmd & tftp_cmd_put) && (opcode == TFTP_DATA)) {
len = bb_full_read(localfd, cp, tftp_bufsize - 4);
if (len < 0) {
@ -279,7 +277,7 @@ static int tftp(const int cmd, const struct hostent *host,
len = cp - buf;
#ifdef CONFIG_FEATURE_TFTP_DEBUG
#ifdef CONFIG_DEBUG_TFTP
fprintf(stderr, "sending %u bytes\n", len);
for (cp = buf; cp < &buf[len]; cp++)
fprintf(stderr, "%02x ", (unsigned char) *cp);
@ -355,7 +353,7 @@ static int tftp(const int cmd, const struct hostent *host,
opcode = ntohs(*((unsigned short *) buf));
tmp = ntohs(*((unsigned short *) &buf[2]));
#ifdef CONFIG_FEATURE_TFTP_DEBUG
#ifdef CONFIG_DEBUG_TFTP
fprintf(stderr, "received %d bytes: %04x %04x\n", len, opcode, tmp);
#endif
@ -395,12 +393,12 @@ static int tftp(const int cmd, const struct hostent *host,
if (tftp_blocksize_check(blksize, tftp_bufsize - 4)) {
if (cmd_put) {
if (cmd & tftp_cmd_put) {
opcode = TFTP_DATA;
} else {
opcode = TFTP_ACK;
}
#ifdef CONFIG_FEATURE_TFTP_DEBUG
#ifdef CONFIG_DEBUG_TFTP
fprintf(stderr, "using %s %u\n", OPTION_BLOCKSIZE,
blksize);
#endif
@ -422,7 +420,7 @@ static int tftp(const int cmd, const struct hostent *host,
}
#endif
if ((cmd_get) && (opcode == TFTP_DATA)) {
if ((cmd & tftp_cmd_get) && (opcode == TFTP_DATA)) {
if (tmp == block_nr) {
@ -453,7 +451,7 @@ static int tftp(const int cmd, const struct hostent *host,
}
}
if ((cmd_put) && (opcode == TFTP_ACK)) {
if ((cmd & tftp_cmd_put) && (opcode == TFTP_ACK)) {
if (tmp == (unsigned short) (block_nr - 1)) {
if (finished) {
@ -562,7 +560,7 @@ int tftp_main(int argc, char **argv)
host = xgethostbyname(argv[optind]);
port = bb_lookup_port(argv[optind + 1], "udp", 69);
#ifdef CONFIG_FEATURE_TFTP_DEBUG
#ifdef CONFIG_DEBUG_TFTP
fprintf(stderr, "using server \"%s\", remotefile \"%s\", "
"localfile \"%s\".\n",
inet_ntoa(*((struct in_addr *) host->h_addr)),
@ -571,12 +569,11 @@ int tftp_main(int argc, char **argv)
result = tftp(cmd, host, remotefile, fd, port, blocksize);
#ifdef CONFIG_FEATURE_CLEAN_UP
if (!(fd == STDOUT_FILENO || fd == STDIN_FILENO)) {
close(fd);
if (ENABLE_FEATURE_CLEAN_UP)
close(fd);
if (cmd == tftp_cmd_get && result != EXIT_SUCCESS)
unlink(localfile);
}
#endif
if (cmd == tftp_cmd_get && result != EXIT_SUCCESS)
unlink(localfile);
return (result);
}