From 80dcf2d968dcff4dbc57fd344a9dcefdda354c88 Mon Sep 17 00:00:00 2001
From: AlexandreRouma <alexandre.rouma@gmail.com>
Date: Wed, 26 Jan 2022 20:51:59 +0100
Subject: [PATCH] Fixed support for older distro (update ffs)

---
 core/src/server.cpp | 4 +---
 readme.md           | 5 ++++-
 rpi_install.sh      | 2 +-
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/core/src/server.cpp b/core/src/server.cpp
index f53991af..d29b00f9 100644
--- a/core/src/server.cpp
+++ b/core/src/server.cpp
@@ -74,7 +74,6 @@ namespace server {
 
         // Initialize compressor
         cctx = ZSTD_createCCtx();
-        ZSTD_CCtx_setParameter(cctx, ZSTD_c_compressionLevel, 1);
 
         core::configManager.acquire();
         std::string modulesDir = core::configManager.conf["modulesDirectory"];
@@ -226,8 +225,7 @@ namespace server {
         // Compress data if needed and fill out header fields
         if (compression) {
             bb_pkt_hdr->type = PACKET_TYPE_BASEBAND_COMPRESSED;
-            bb_pkt_hdr->size = sizeof(PacketHeader) + (uint32_t)ZSTD_compress2(cctx, &bbuf[sizeof(PacketHeader)], SERVER_MAX_PACKET_SIZE, data, count);
-
+            bb_pkt_hdr->size = sizeof(PacketHeader) + (uint32_t)ZSTD_compressCCtx(cctx, &bbuf[sizeof(PacketHeader)], SERVER_MAX_PACKET_SIZE, data, count, 1);
         }
         else {
             bb_pkt_hdr->type = PACKET_TYPE_BASEBAND;
diff --git a/readme.md b/readme.md
index 95a9e349..82b1454c 100644
--- a/readme.md
+++ b/readme.md
@@ -78,7 +78,8 @@ brew install \
   portaudio \
   rtl-sdr \
   soapyrtlsdr \
-  volk
+  volk \
+  zstd
 mkdir build
 cd build
 cmake .. \
@@ -115,6 +116,7 @@ After this, install the following dependencies using vcpkg:
 
 * fftw3
 * glfw3
+* zstd
 
 You are probably going to build in 64 bit so make sure vcpkg installs the correct versions using `.\vcpkg.exe install <package>:x64-windows`
 
@@ -221,6 +223,7 @@ you can disable it using the module parameter listed in the table below
 * fftw3
 * glfw
 * libvolk
+* zstd
 
 Next install dependencies based on the modules you wish to build (See previous step)
 
diff --git a/rpi_install.sh b/rpi_install.sh
index 805cc2db..51bf74d1 100644
--- a/rpi_install.sh
+++ b/rpi_install.sh
@@ -5,7 +5,7 @@ set -e
 
 echo "Installing dependencies"
 sudo apt update
-sudo apt install -y build-essential cmake git libfftw3-dev libglfw3-dev libvolk1-dev libsoapysdr-dev libairspyhf-dev libairspy-dev \
+sudo apt install -y build-essential cmake git libfftw3-dev libglfw3-dev libvolk1-dev libzstd-dev libsoapysdr-dev libairspyhf-dev libairspy-dev \
             libiio-dev libad9361-dev librtaudio-dev libhackrf-dev librtlsdr-dev libbladerf-dev liblimesuite-dev p7zip-full wget
 
 echo "Preparing build"