diff options
| -rw-r--r-- | networking/tftp.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/networking/tftp.c b/networking/tftp.c index 1c719f0..237609f 100644 --- a/networking/tftp.c +++ b/networking/tftp.c @@ -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); } |