Created configuration file for clainsafecli and added option to store

links

clainsafecli/clainsafecli.c

@@ -0,0 +1,167 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <errno.h>
+#include <curl/curl.h>
+
+#include "options.h"
+
+size_t static write_data(void *buffer, size_t size, size_t nmemb,
+	void *userp)
+{
+	memcpy(userp, buffer, nmemb*size);
+	return 0;
+}
+
+void
+print_usage()
+{
+	printf("USAGE: clainsafecli [--tor|--i2p] [--server] file\n");
+	return;
+}
+
+int
+store_link(const char *path, const char *buf)
+{
+	FILE *fp = fopen(path,"a+");
+	if(fp == NULL) {
+		fprintf(stderr,"Error opening file %i: %s\n",errno,
+			strerror(errno));
+		return -1;
+	}
+	fwrite(buf,strlen(buf),1,fp);
+	fputc('\n',fp);
+	return 0;
+}
+
+void
+print_help()
+{
+	printf("--server <server>: specifies the lainsafe server\n%s\n%s\n%s",
+		"--tor: uses tor",
+		"--help: print this message\n",
+		"--i2p: uses i2p HTTP proxy"
+		);
+	return;
+}
+
+int
+main(int argc, char **argv)
+{
+	struct curl_httppost *post = NULL;
+	struct curl_httppost *last = NULL;
+
+	int tor_flag, i2p_flag;
+	tor_flag = i2p_flag = 0;
+	
+	char *buffer = (char *)calloc(1024,sizeof(char));
+	if(buffer == NULL) {
+		fprintf(stderr,"Error allocating memory!\n");
+	}
+	CURL *easy_handle = curl_easy_init();
+	
+	if(!easy_handle) {
+		fprintf(stderr,"Error initializing libcurl\n");
+		return -1;
+	}
+	if(argc == optind) {
+	     print_usage();
+		return -1;
+	}
+	
+	int option_index = 0;
+	static struct option long_options[] = {
+		{"server",required_argument,0,'s'},
+		{"help"  ,no_argument      ,0,'h'},
+		{"tor"   ,no_argument      ,0,'t'},
+		{"i2p"   ,no_argument      ,0,'i'},
+		{0       ,0                ,0, 0 }
+	};
+
+	int c = 0;
+	while((c = getopt_long(argc,argv, "htis:",
+				long_options,&option_index)) != -1) {
+		switch(c) {
+		case 's':
+			strncpy(server,optarg,256);
+			break;
+		case 'h':
+			print_help();
+			return 0;
+			break;
+		case 't':
+			tor_flag = 1;
+			break;
+		case 'i':
+			i2p_flag = 1;
+			break;
+		case '?':
+			print_usage();
+			return 0;
+			break;
+		default:
+			print_usage();
+			return 0;
+			break;
+		}
+
+	}
+
+	if(access(argv[optind],F_OK)) {
+		fprintf(stderr,"Error opening file\n");
+		return -1;
+	}
+	
+	/* curl options */
+	curl_easy_setopt(easy_handle, CURLOPT_WRITEFUNCTION, write_data);
+	curl_easy_setopt(easy_handle,CURLOPT_WRITEDATA,buffer);
+	curl_easy_setopt(easy_handle,CURLOPT_URL,server);
+
+	/* Proxy options */
+	
+	if(tor_flag && i2p_flag) {
+		fprintf(stderr,"Tor and I2P can't be used at once\n");
+		return -1;
+	} else if(tor_flag) {
+		curl_easy_setopt(easy_handle,CURLOPT_PROXY,tor_proxy_url);
+		curl_easy_setopt(easy_handle,CURLOPT_PROXYTYPE,
+			CURLPROXY_SOCKS5_HOSTNAME);
+	} else if(i2p_flag) {
+		curl_easy_setopt(easy_handle,CURLOPT_PROXY,i2p_proxy_url);
+		curl_easy_setopt(easy_handle,CURLOPT_PROXYTYPE,
+			CURLPROXY_HTTP);
+	}
+
+	/* Form parameters */
+
+	/* File name */
+	curl_formadd(&post,&last,
+		CURLFORM_COPYNAME, "file",
+		CURLFORM_FILE,argv[optind],
+		CURLFORM_END);
+	/* Actual file content */
+	curl_formadd(&post,&last,
+		CURLFORM_COPYNAME, "file",
+		CURLFORM_COPYCONTENTS,argv[optind],
+		CURLFORM_END);
+
+	curl_easy_setopt(easy_handle,CURLOPT_HTTPPOST,post);
+	
+	curl_easy_perform(easy_handle);
+
+	puts(buffer);
+	
+	curl_formfree(post);
+	curl_easy_cleanup(easy_handle);
+
+	/* Store link if needed */
+
+	if(enable_links_history) {
+		snprintf(history_file_path,256,"%s/%s",getenv("HOME"),path);
+		store_link(history_file_path,buffer);
+	}
+	free(buffer);
+	return 0;
+}

clainsafecli/options.h

@@ -0,0 +1,19 @@
+/* clainsafecli options */
+
+/* Default server you'll upload files to */
+char server[256]               = "https://lainsafe.kalli.st";
+
+/* proxy urls, socks and http. in that order, by default they're
+ * configured to be used for tor and i2p, but if you have another
+ *socks/http proxy, you can set it here. 
+ */
+
+const char tor_proxy_url[256]  = "127.0.0.1:9050"; /* socks proxy */
+const char i2p_proxy_url[256]  = "127.0.0.1:4444"; /* http proxy */
+
+/* Enable "history" files and where to store that file */
+
+char history_file_path[256];
+const int enable_links_history = 1;
+const char *path               = ".cache/lainsafelinks";
+