tor_multipath_voip/src/algo_naive.c

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#include "proxy.h"
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#include "algo_utils.h"
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void algo_naive_init(struct evt_core_ctx* ctx, struct algo_ctx* app_ctx, struct algo_params* ap) {
// We do nothing
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}
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int algo_naive_on_stream(struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo, struct buffer_packet* bp) {
char url[256];
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struct evt_core_fdinfo *to_fdinfo = NULL;
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struct algo_ctx* app_ctx = fdinfo->cat->app_ctx;
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// 1. Find destination
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sprintf(url, "udp:write:127.0.0.1:%d", bp->ip.ap.fmt.content.clear.port);
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to_fdinfo = evt_core_get_from_url (ctx, url);
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if (to_fdinfo == NULL) {
fprintf(stderr, "No fd for URL %s in tcp-read. Dropping packet :( \n", url);
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mv_buffer_wtof (app_ctx, fdinfo);
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return 1;
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}
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// 2. Move buffer
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mv_buffer_rtow (app_ctx, fdinfo, to_fdinfo);
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main_on_udp_write(ctx, to_fdinfo);
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return 0;
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}
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int algo_naive_on_datagram(struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo, struct buffer_packet* bp) {
struct evt_core_fdinfo *to_fdinfo = NULL;
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struct algo_ctx* app_ctx = fdinfo->cat->app_ctx;
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// 1. A whole packet has been read, we will find someone to write it
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struct evt_core_cat* cat = evt_core_get_from_cat (ctx, "tcp-write");
to_fdinfo = cat->socklist->len > 0 ? g_array_index(cat->socklist, struct evt_core_fdinfo*, 0) : NULL;
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if (to_fdinfo == NULL) {
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fprintf(stderr, "No fd for cat %s in udp-read. Dropping packet :( \n", cat->name);
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mv_buffer_wtof (app_ctx, fdinfo);
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return 1;
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}
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//printf("Pass packet from %s to %s\n", fdinfo->url, url);
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// 2. We move the buffer and notify the target
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mv_buffer_rtow (app_ctx, fdinfo, to_fdinfo);
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main_on_tcp_write(ctx, to_fdinfo);
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return 0;
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}
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int algo_naive_on_err(struct evt_core_ctx *ctx, struct evt_core_fdinfo *fdinfo) {
// We do nothing
return 1;
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}