diff options
Diffstat (limited to 'protocols/Yahoo/src/libyahoo2/yahoo_httplib.c')
| -rw-r--r-- | protocols/Yahoo/src/libyahoo2/yahoo_httplib.c | 455 |
1 files changed, 455 insertions, 0 deletions
diff --git a/protocols/Yahoo/src/libyahoo2/yahoo_httplib.c b/protocols/Yahoo/src/libyahoo2/yahoo_httplib.c new file mode 100644 index 0000000000..7305157d83 --- /dev/null +++ b/protocols/Yahoo/src/libyahoo2/yahoo_httplib.c @@ -0,0 +1,455 @@ +/*
+ * libyahoo2: yahoo_httplib.c
+ *
+ * Copyright (C) 2002-2004, Philip S Tellis <philip.tellis AT gmx.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#if STDC_HEADERS
+# include <string.h>
+#else
+# if !HAVE_STRCHR
+# define strchr index
+# define strrchr rindex
+# endif
+char *strchr (), *strrchr ();
+# if !HAVE_MEMCPY
+# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# define memmove(d, s, n) bcopy ((s), (d), (n))
+# endif
+#endif
+
+
+#include <errno.h>
+
+/* special check for MSVC compiler */
+#ifndef _MSC_VER
+#ifndef __GNUC__
+ #include <unistd.h>
+#endif
+#endif
+
+#include <ctype.h>
+#include "yahoo2.h"
+#include "yahoo2_callbacks.h"
+#include "yahoo_httplib.h"
+#include "yahoo_util.h"
+
+#include "yahoo_debug.h"
+
+#ifdef USE_STRUCT_CALLBACKS
+extern struct yahoo_callbacks *yc;
+#define YAHOO_CALLBACK(x) yc->x
+#else
+#define YAHOO_CALLBACK(x) x
+#endif
+
+extern enum yahoo_log_level log_level;
+
+int yahoo_tcp_readline(char *ptr, int maxlen, int fd)
+{
+ int n, rc;
+ char c;
+
+ for (n = 1; n < maxlen; n++) {
+
+ do {
+ rc = read(fd, &c, 1);
+ } while(rc == -1 && (errno == EINTR || errno == EAGAIN)); /* this is bad - it should be done asynchronously */
+
+ if (rc == 1) {
+ if(c == '\r') /* get rid of \r */
+ continue;
+ *ptr = c;
+ if (c == '\n')
+ break;
+ ptr++;
+ } else if (rc == 0) {
+ if (n == 1)
+ return (0); /* EOF, no data */
+ else
+ break; /* EOF, w/ data */
+ } else {
+ return -1;
+ }
+ }
+
+ *ptr = 0;
+ return (n);
+}
+
+int url_to_host_port_path(const char *url, char *host, int *port, char *path)
+{
+ char *urlcopy=NULL;
+ char *slash=NULL;
+ char *colon=NULL;
+
+ /*
+ * http://hostname
+ * http://hostname/
+ * http://hostname/path
+ * http://hostname/path:foo
+ * http://hostname:port
+ * http://hostname:port/
+ * http://hostname:port/path
+ * http://hostname:port/path:foo
+ */
+
+ if(strstr(url, "http://") == url) {
+ urlcopy = strdup(url+7);
+ } else {
+ WARNING(("Weird url - unknown protocol: %s", url));
+ return 0;
+ }
+
+ slash = strchr(urlcopy, '/');
+ colon = strchr(urlcopy, ':');
+
+ if (!colon || (slash && slash < colon)) {
+ *port = 80;
+ } else {
+ *colon = 0;
+ *port = atoi(colon+1);
+ }
+
+ if (!slash) {
+ strcpy(path, "/");
+ } else {
+ strcpy(path, slash);
+ *slash = 0;
+ }
+
+ strcpy(host, urlcopy);
+
+ FREE(urlcopy);
+
+ return 1;
+}
+
+static int isurlchar(unsigned char c)
+{
+ return (isalnum(c) || '-' == c || '_' == c);
+}
+
+char *yahoo_urlencode(const char *instr)
+{
+ int ipos=0, bpos=0;
+ char *str = NULL;
+ int len = strlen(instr);
+
+ if (!(str = y_new(char, 3*len + 1)))
+ return "";
+
+ while(instr[ipos]) {
+ while(isurlchar(instr[ipos]))
+ str[bpos++] = instr[ipos++];
+ if (!instr[ipos])
+ break;
+
+ snprintf(&str[bpos], 4, "%%%.2x", instr[ipos]);
+ bpos+=3;
+ ipos++;
+ }
+ str[bpos]='\0';
+
+ /* free extra alloc'ed mem. */
+ len = strlen(str);
+ str = y_renew(char, str, len+1);
+
+ return (str);
+}
+
+char *yahoo_urldecode(const char *instr)
+{
+ int ipos=0, bpos=0;
+ char *str = NULL;
+ char entity[3]={0,0,0};
+ unsigned dec;
+ int len = strlen(instr);
+
+ if (!(str = y_new(char, len+1)))
+ return "";
+
+ while(instr[ipos]) {
+ while(instr[ipos] && instr[ipos]!='%')
+ if(instr[ipos]=='+') {
+ str[bpos++]=' ';
+ ipos++;
+ } else
+ str[bpos++] = instr[ipos++];
+ if (!instr[ipos])
+ break;
+
+ if(instr[ipos+1] && instr[ipos+2]) {
+ ipos++;
+ entity[0]=instr[ipos++];
+ entity[1]=instr[ipos++];
+ sscanf(entity, "%2x", &dec);
+ str[bpos++] = (char)dec;
+ } else {
+ str[bpos++] = instr[ipos++];
+ }
+ }
+ str[bpos]='\0';
+
+ /* free extra alloc'ed mem. */
+ len = strlen(str);
+ str = y_renew(char, str, len+1);
+
+ return (str);
+}
+
+char *yahoo_xmldecode(const char *instr)
+{
+ int ipos=0, bpos=0, epos=0;
+ char *str = NULL;
+ char entity[4]={0,0,0,0};
+ char *entitymap[5][2]={
+ {"amp;", "&"},
+ {"quot;", "\""},
+ {"lt;", "<"},
+ {"gt;", "<"},
+ {"nbsp;", " "}
+ };
+ unsigned dec;
+ int len = strlen(instr);
+
+ if (!(str = y_new(char, len+1)))
+ return "";
+
+ while(instr[ipos]) {
+ while(instr[ipos] && instr[ipos]!='&')
+ if(instr[ipos]=='+') {
+ str[bpos++]=' ';
+ ipos++;
+ } else
+ str[bpos++] = instr[ipos++];
+ if (!instr[ipos] || !instr[ipos+1])
+ break;
+ ipos++;
+
+ if(instr[ipos] == '#') {
+ ipos++;
+ epos=0;
+ while(instr[ipos] != ';')
+ entity[epos++]=instr[ipos++];
+ sscanf(entity, "%u", &dec);
+ str[bpos++] = (char)dec;
+ ipos++;
+ } else {
+ int i;
+ for (i=0; i<5; i++)
+ if (!strncmp(instr+ipos, entitymap[i][0],
+ strlen(entitymap[i][0]))) {
+ str[bpos++] = entitymap[i][1][0];
+ ipos += strlen(entitymap[i][0]);
+ break;
+ }
+ }
+ }
+ str[bpos]='\0';
+
+ /* free extra alloc'ed mem. */
+ len = strlen(str);
+ str = y_renew(char, str, len+1);
+
+ return (str);
+}
+
+typedef void (*http_connected)(int id, int fd, int error);
+
+struct callback_data {
+ int id;
+ yahoo_get_fd_callback callback;
+ char *request;
+ void *user_data;
+};
+
+static void connect_complete(int fd, int error, void *data)
+{
+ struct callback_data *ccd = (struct callback_data *) data;
+
+ if(error == 0 && fd > 0)
+ write(fd, ccd->request, strlen(ccd->request));
+
+ FREE(ccd->request);
+ ccd->callback(ccd->id, fd, error, ccd->user_data);
+ FREE(ccd);
+}
+
+static void yahoo_send_http_request(int id, char *host, int port, char *request,
+ yahoo_get_fd_callback callback, void *data)
+{
+ struct callback_data *ccd=y_new0(struct callback_data, 1);
+ ccd->callback = callback;
+ ccd->id = id;
+ ccd->request = strdup(request);
+ ccd->user_data = data;
+
+ YAHOO_CALLBACK(ext_yahoo_connect_async)(id, host, port, YAHOO_CONNECTION_FT, connect_complete, ccd);
+}
+
+void yahoo_http_post(int id, const char *url, const char *cookies, long content_length,
+ yahoo_get_fd_callback callback, void *data)
+{
+ char host[255];
+ int port = 80;
+ char path[255];
+ char ck[2048];
+ char buff[4096];
+
+ if (!url_to_host_port_path(url, host, &port, path))
+ return;
+
+ if (cookies == NULL || cookies[0] == '\0')
+ ck[0] = '\0';
+ else
+ snprintf(ck, sizeof(ck), "Cookie: %s\r\n", cookies);
+
+ snprintf(buff, sizeof(buff),
+ "POST %s HTTP/1.0\r\n"
+ "User-Agent: Mozilla/4.0 (compatible; MSIE 5.5)\r\n"
+ "Pragma: no-cache\r\n"
+ "Host: %s\r\n"
+ "Content-Length: %ld\r\n"
+ "%s"
+ "\r\n",
+ path,
+ host, content_length,
+ ck);
+
+ yahoo_send_http_request(id, host, port, buff, callback, data);
+}
+
+void yahoo_http_get(int id, const char *url, const char *cookies,
+ yahoo_get_fd_callback callback, void *data)
+{
+ char host[255];
+ int port = 80;
+ char path[255];
+ char ck[2048];
+ char buff[4096];
+
+ if (!url_to_host_port_path(url, host, &port, path))
+ return;
+
+ if (cookies == NULL || cookies[0] == '\0')
+ ck[0] = '\0';
+ else
+ snprintf(ck, sizeof(ck), "Cookie: %s\r\n", cookies);
+
+ snprintf(buff, sizeof(buff),
+ "GET %s HTTP/1.0\r\n"
+ "User-Agent: Mozilla/4.0 (compatible; MSIE 5.5)\r\n"
+ "Pragma: no-cache\r\n"
+ "Host: %s\r\n"
+ "%s"
+ "\r\n",
+ path, host, ck);
+
+ yahoo_send_http_request(id, host, port, buff, callback, data);
+}
+
+struct url_data {
+ yahoo_get_url_handle_callback callback;
+ void *user_data;
+};
+
+static void yahoo_got_url_fd(int id, int fd, int error, void *data)
+{
+ char *tmp=NULL;
+ char buff[1024];
+ unsigned long filesize=0;
+ char *filename=NULL;
+ int n;
+
+ struct url_data *ud = (struct url_data *) data;
+
+ if(error || fd < 0) {
+ ud->callback(id, fd, error, filename, filesize, ud->user_data);
+ FREE(ud);
+ return;
+ }
+
+ while((n=yahoo_tcp_readline(buff, sizeof(buff), fd)) > 0) {
+ LOG(("Read:%s:\n", buff));
+ if (!strcmp(buff, ""))
+ break;
+
+ if ( !strncasecmp(buff, "Content-length:",
+ strlen("Content-length:"))) {
+ tmp = strrchr(buff, ' ');
+ if(tmp)
+ filesize = atol(tmp);
+ }
+
+ if ( !strncasecmp(buff, "Content-disposition:",
+ strlen("Content-disposition:"))) {
+ tmp = strstr(buff, "name=");
+ if(tmp) {
+ tmp+=strlen("name=");
+ if(tmp[0] == '"') {
+ char *tmp2;
+ tmp++;
+ tmp2 = strchr(tmp, '"');
+ if(tmp2)
+ *tmp2 = '\0';
+ } else {
+ char *tmp2;
+ tmp2 = strchr(tmp, ';');
+ if (!tmp2)
+ tmp2 = strchr(tmp, '\r');
+ if (!tmp2)
+ tmp2 = strchr(tmp, '\n');
+ if(tmp2)
+ *tmp2 = '\0';
+ }
+
+ filename = strdup(tmp);
+ }
+ }
+ }
+
+ LOG(("n == %d\n", n));
+ LOG(("Calling callback, filename:%s, size: %ld\n", filename, filesize));
+ ud->callback(id, fd, error, filename, filesize, ud->user_data);
+ FREE(ud);
+ FREE(filename);
+}
+
+void yahoo_get_url_fd(int id, const char *url, const struct yahoo_data *yd,
+ yahoo_get_url_handle_callback callback, void *data)
+{
+ char buff[1024];
+ struct url_data *ud = y_new0(struct url_data, 1);
+
+ //buff[0]='\0'; /*don't send them our cookies!! */
+ snprintf(buff, sizeof(buff), "Y=%s; T=%s; B=%s", yd->cookie_y, yd->cookie_t, yd->cookie_b);
+
+ ud->callback = callback;
+ ud->user_data = data;
+// yahoo_http_get(id, url, buff, yahoo_got_url_fd, ud);
+ YAHOO_CALLBACK(ext_yahoo_send_http_request)(id, YAHOO_CONNECTION_FT, "GET", url, buff, 0, yahoo_got_url_fd, ud);
+}
+
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