diff options
author | Eric Andersen <andersen@codepoet.org> | 2000-12-09 19:55:35 +0300 |
---|---|---|
committer | Eric Andersen <andersen@codepoet.org> | 2000-12-09 19:55:35 +0300 |
commit | 29edd005f9e16d66f8fe85ac81da39d7d4311bc7 (patch) | |
tree | 82f333450c721f91dc09daf2f791f19c5c51f84a | |
parent | afdde3e356bb621f230e4ef556609368647399e6 (diff) |
More wget cleanups I've been working on...
-rw-r--r-- | networking/wget.c | 83 | ||||
-rw-r--r-- | wget.c | 83 |
2 files changed, 106 insertions, 60 deletions
diff --git a/networking/wget.c b/networking/wget.c index 9e150769c..50b9aeec7 100644 --- a/networking/wget.c +++ b/networking/wget.c @@ -50,19 +50,21 @@ volatile unsigned long statbytes; /* Number of bytes transferred so far. */ int wget_main(int argc, char **argv) { - FILE *sfp; /* socket to web server */ - char *uri_host, *uri_path; /* parsed from command line url */ - char *proxy; - int uri_port; - char *s, buf[512]; int n; + char *proxy, *proxy_host; + int uri_port, proxy_port; + char *s, buf[512]; + struct stat sbuf; + FILE *sfp; /* socket to web server */ + char *uri_host, *uri_path; /* parsed from command line url */ char *fname_out = NULL; /* where to direct output (-O) */ int do_continue = 0; /* continue a prev transfer (-c) */ long beg_range = 0L; /* range at which continue begins */ int got_clen = 0; /* got content-length: from server */ - FILE *output; /* socket to web server */ - int quiet_flag = FALSE; + FILE *output; /* socket to web server */ + int quiet_flag = FALSE; /* Be verry, verry quiet... */ + /* * Crack command line. */ @@ -89,20 +91,6 @@ int wget_main(int argc, char **argv) if (argc - optind != 1) usage(wget_usage); - /* Guess an output filename */ - if (!fname_out) { - fname_out = -#ifdef BB_FEATURE_STATUSBAR - curfile = -#endif - get_last_path_component(argv[optind]); -#ifdef BB_FEATURE_STATUSBAR - } else { - curfile=argv[optind]; -#endif - } - - if (do_continue && !fname_out) error_msg_and_die("cannot specify continue (-c) without a filename (-O)\n"); @@ -111,22 +99,52 @@ int wget_main(int argc, char **argv) */ if ((proxy = getenv("http_proxy")) != NULL) { proxy = xstrdup(proxy); - parse_url(proxy, &uri_host, &uri_port, &uri_path); - uri_path = argv[optind]; + parse_url(proxy, &proxy_host, &proxy_port, &uri_path); + parse_url(argv[optind], &uri_host, &uri_port, &uri_path); } else { /* * Parse url into components. */ parse_url(argv[optind], &uri_host, &uri_port, &uri_path); + proxy_host=uri_host; + proxy_port=uri_port; + } + + /* Guess an output filename */ + if (!fname_out) { + fname_out = +#ifdef BB_FEATURE_STATUSBAR + curfile = +#endif + get_last_path_component(uri_path); + if (fname_out==NULL || strlen(fname_out)<1) { + fname_out = +#ifdef BB_FEATURE_STATUSBAR + curfile = +#endif + "index.html"; + } +#ifdef BB_FEATURE_STATUSBAR + } else { + curfile=argv[optind]; +#endif } + /* * Open socket to server. */ - sfp = open_socket(uri_host, uri_port); + sfp = open_socket(proxy_host, proxy_port); + + /* Make the assumption that if the file already exists + * on disk that the intention is to continue downloading + * a previously aborted download -Erik */ + if (stat(fname_out, &sbuf) == 0) { + ++do_continue; + } /* - * Open the output stream. + * Open the output file stream. */ if (fname_out != (char *)1) { if ( (output=fopen(fname_out, (do_continue ? "a" : "w"))) @@ -140,7 +158,6 @@ int wget_main(int argc, char **argv) * Determine where to start transfer. */ if (do_continue) { - struct stat sbuf; if (fstat(fileno(output), &sbuf) < 0) error_msg_and_die("fstat()"); if (sbuf.st_size > 0) @@ -152,16 +169,19 @@ int wget_main(int argc, char **argv) /* * Send HTTP request. */ - fprintf(sfp, "GET %s HTTP/1.1\r\nHost: %s\r\n", uri_path, uri_host); + fprintf(sfp, "GET http://%s:%d/%s HTTP/1.1\r\n", + uri_host, uri_port, uri_path); + fprintf(sfp, "Host: %s\r\nUser-Agent: Wget\r\n", uri_host); if (do_continue) fprintf(sfp, "Range: bytes=%ld-\r\n", beg_range); - fputs("Connection: close\r\n\r\n", sfp); + fprintf(sfp,"Connection: close\r\n\r\n"); /* * Retrieve HTTP response line and check for "200" status code. */ - if (fgets(buf, sizeof(buf), sfp) == NULL) + if (fgets(buf, sizeof(buf), sfp) == NULL) { error_msg_and_die("no response from server\n"); + } for (s = buf ; *s != '\0' && !isspace(*s) ; ++s) ; for ( ; isspace(*s) ; ++s) @@ -243,6 +263,9 @@ void parse_url(char *url, char **uri_host, int *uri_port, char **uri_path) *uri_host = url; *uri_path = h; + + if (!strcmp( *uri_host, *uri_path)) + *uri_path = defaultpath; } @@ -491,7 +514,7 @@ progressmeter(int flag) * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: wget.c,v 1.12 2000/12/09 08:12:06 bug1 Exp $ + * $Id: wget.c,v 1.13 2000/12/09 16:55:35 andersen Exp $ */ @@ -50,19 +50,21 @@ volatile unsigned long statbytes; /* Number of bytes transferred so far. */ int wget_main(int argc, char **argv) { - FILE *sfp; /* socket to web server */ - char *uri_host, *uri_path; /* parsed from command line url */ - char *proxy; - int uri_port; - char *s, buf[512]; int n; + char *proxy, *proxy_host; + int uri_port, proxy_port; + char *s, buf[512]; + struct stat sbuf; + FILE *sfp; /* socket to web server */ + char *uri_host, *uri_path; /* parsed from command line url */ char *fname_out = NULL; /* where to direct output (-O) */ int do_continue = 0; /* continue a prev transfer (-c) */ long beg_range = 0L; /* range at which continue begins */ int got_clen = 0; /* got content-length: from server */ - FILE *output; /* socket to web server */ - int quiet_flag = FALSE; + FILE *output; /* socket to web server */ + int quiet_flag = FALSE; /* Be verry, verry quiet... */ + /* * Crack command line. */ @@ -89,20 +91,6 @@ int wget_main(int argc, char **argv) if (argc - optind != 1) usage(wget_usage); - /* Guess an output filename */ - if (!fname_out) { - fname_out = -#ifdef BB_FEATURE_STATUSBAR - curfile = -#endif - get_last_path_component(argv[optind]); -#ifdef BB_FEATURE_STATUSBAR - } else { - curfile=argv[optind]; -#endif - } - - if (do_continue && !fname_out) error_msg_and_die("cannot specify continue (-c) without a filename (-O)\n"); @@ -111,22 +99,52 @@ int wget_main(int argc, char **argv) */ if ((proxy = getenv("http_proxy")) != NULL) { proxy = xstrdup(proxy); - parse_url(proxy, &uri_host, &uri_port, &uri_path); - uri_path = argv[optind]; + parse_url(proxy, &proxy_host, &proxy_port, &uri_path); + parse_url(argv[optind], &uri_host, &uri_port, &uri_path); } else { /* * Parse url into components. */ parse_url(argv[optind], &uri_host, &uri_port, &uri_path); + proxy_host=uri_host; + proxy_port=uri_port; + } + + /* Guess an output filename */ + if (!fname_out) { + fname_out = +#ifdef BB_FEATURE_STATUSBAR + curfile = +#endif + get_last_path_component(uri_path); + if (fname_out==NULL || strlen(fname_out)<1) { + fname_out = +#ifdef BB_FEATURE_STATUSBAR + curfile = +#endif + "index.html"; + } +#ifdef BB_FEATURE_STATUSBAR + } else { + curfile=argv[optind]; +#endif } + /* * Open socket to server. */ - sfp = open_socket(uri_host, uri_port); + sfp = open_socket(proxy_host, proxy_port); + + /* Make the assumption that if the file already exists + * on disk that the intention is to continue downloading + * a previously aborted download -Erik */ + if (stat(fname_out, &sbuf) == 0) { + ++do_continue; + } /* - * Open the output stream. + * Open the output file stream. */ if (fname_out != (char *)1) { if ( (output=fopen(fname_out, (do_continue ? "a" : "w"))) @@ -140,7 +158,6 @@ int wget_main(int argc, char **argv) * Determine where to start transfer. */ if (do_continue) { - struct stat sbuf; if (fstat(fileno(output), &sbuf) < 0) error_msg_and_die("fstat()"); if (sbuf.st_size > 0) @@ -152,16 +169,19 @@ int wget_main(int argc, char **argv) /* * Send HTTP request. */ - fprintf(sfp, "GET %s HTTP/1.1\r\nHost: %s\r\n", uri_path, uri_host); + fprintf(sfp, "GET http://%s:%d/%s HTTP/1.1\r\n", + uri_host, uri_port, uri_path); + fprintf(sfp, "Host: %s\r\nUser-Agent: Wget\r\n", uri_host); if (do_continue) fprintf(sfp, "Range: bytes=%ld-\r\n", beg_range); - fputs("Connection: close\r\n\r\n", sfp); + fprintf(sfp,"Connection: close\r\n\r\n"); /* * Retrieve HTTP response line and check for "200" status code. */ - if (fgets(buf, sizeof(buf), sfp) == NULL) + if (fgets(buf, sizeof(buf), sfp) == NULL) { error_msg_and_die("no response from server\n"); + } for (s = buf ; *s != '\0' && !isspace(*s) ; ++s) ; for ( ; isspace(*s) ; ++s) @@ -243,6 +263,9 @@ void parse_url(char *url, char **uri_host, int *uri_port, char **uri_path) *uri_host = url; *uri_path = h; + + if (!strcmp( *uri_host, *uri_path)) + *uri_path = defaultpath; } @@ -491,7 +514,7 @@ progressmeter(int flag) * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: wget.c,v 1.12 2000/12/09 08:12:06 bug1 Exp $ + * $Id: wget.c,v 1.13 2000/12/09 16:55:35 andersen Exp $ */ |