[FFmpeg-devel] [PATCH v4 2/4] all: Replace if (CONFIG_FOO) checks by #if CONFIG_FOO
L. E. Segovia
amy at amyspark.me
Fri Jul 28 04:38:00 EEST 2023
Continuation of e42aaaf92a4b0c88d60acc12df64c81d0887c26f
Signed-off-by: L. E. Segovia <amy at amyspark.me>
---
fftools/ffprobe.c | 16 +++++++++++-----
fftools/opt_common.c | 12 ++++++++++--
libavformat/rtmpproto.c | 24 ++++++++++++++++++------
3 files changed, 39 insertions(+), 13 deletions(-)
diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
index a39185f6fe..c3e90a9409 100644
--- a/fftools/ffprobe.c
+++ b/fftools/ffprobe.c
@@ -3572,9 +3572,9 @@ static void
ffprobe_show_program_version(WriterContext *w)
av_bprint_finalize(&pbuf, NULL);
}
-#define SHOW_LIB_VERSION(libname, LIBNAME) \
- do { \
- if (CONFIG_##LIBNAME) { \
+#define SHOW_LIB_VERSION_0(libname, LIBNAME)
+#define SHOW_LIB_VERSION_1(libname, LIBNAME) \
+ { \
unsigned int version = libname##_version(); \
writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
print_str("name", "lib" #libname); \
@@ -3584,8 +3584,14 @@ static void
ffprobe_show_program_version(WriterContext *w)
print_int("version", version); \
print_str("ident", LIB##LIBNAME##_IDENT); \
writer_print_section_footer(w); \
- } \
- } while (0)
+ }
+
+#define SHOW_LIB_VERSION_2(cfg, libname, LIBNAME) \
+ SHOW_LIB_VERSION_ ## cfg(libname, LIBNAME)
+#define SHOW_LIB_VERSION_3(cfg, libname, LIBNAME) \
+ SHOW_LIB_VERSION_2(cfg, libname, LIBNAME)
+#define SHOW_LIB_VERSION(libname, LIBNAME) \
+ SHOW_LIB_VERSION_3(CONFIG_ ## LIBNAME, libname, LIBNAME)
static void ffprobe_show_library_versions(WriterContext *w)
{
diff --git a/fftools/opt_common.c b/fftools/opt_common.c
index 7c996f140d..5729d656e9 100644
--- a/fftools/opt_common.c
+++ b/fftools/opt_common.c
@@ -153,8 +153,9 @@ static int warned_cfg = 0;
#define SHOW_CONFIG 4
#define SHOW_COPYRIGHT 8
-#define PRINT_LIB_INFO(libname, LIBNAME, flags, level) \
- if (CONFIG_##LIBNAME) { \
+#define PRINT_LIB_INFO_0(libname, LIBNAME, flags, level)
+#define PRINT_LIB_INFO_1(libname, LIBNAME, flags, level) \
+ { \
const char *indent = flags & INDENT? " " : ""; \
if (flags & SHOW_VERSION) { \
unsigned int version = libname##_version(); \
@@ -182,6 +183,13 @@ static int warned_cfg = 0;
} \
} \
+#define PRINT_LIB_INFO_2(cfg, libname, LIBNAME, flags, level) \
+ PRINT_LIB_INFO_ ## cfg(libname, LIBNAME, flags, level)
+#define PRINT_LIB_INFO_3(cfg, libname, LIBNAME, flags, level) \
+ PRINT_LIB_INFO_2(cfg, libname, LIBNAME, flags, level)
+#define PRINT_LIB_INFO(libname, LIBNAME, flags, level) \
+ PRINT_LIB_INFO_3(CONFIG_ ## LIBNAME, libname, LIBNAME, flags, level)
+
static void print_all_libs_info(int flags, int level)
{
PRINT_LIB_INFO(avutil, AVUTIL, flags, level);
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index f0ef223f05..6d84fcf34f 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -1222,7 +1222,8 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
for (i = 9; i <= RTMP_HANDSHAKE_PACKET_SIZE; i++)
tosend[i] = av_lfg_get(&rnd) >> 24;
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* When the client wants to use RTMPE, we have to change the
command
* byte to 0x06 which means to use encrypted data and we have
to set
* the flash version to at least 9.0.115.0. */
@@ -1237,6 +1238,7 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
if ((ret = ff_rtmpe_gen_pub_key(rt->stream, tosend + 1)) < 0)
return ret;
}
+#endif
client_pos = rtmp_handshake_imprint_with_digest(tosend + 1,
rt->encrypted);
if (client_pos < 0)
@@ -1300,7 +1302,8 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
if (ret < 0)
return ret;
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* Compute the shared secret key sent by the server and
initialize
* the RC4 encryption. */
if ((ret = ff_rtmpe_compute_secret_key(rt->stream,
serverdata + 1,
@@ -1310,6 +1313,7 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
/* Encrypt the signature received by the server. */
ff_rtmpe_encrypt_sig(rt->stream, signature, digest,
serverdata[0]);
}
+#endif
if (memcmp(signature, clientdata + RTMP_HANDSHAKE_PACKET_SIZE
- 32, 32)) {
av_log(s, AV_LOG_ERROR, "Signature mismatch\n");
@@ -1330,25 +1334,30 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
if (ret < 0)
return ret;
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* Encrypt the signature to be send to the server. */
ff_rtmpe_encrypt_sig(rt->stream, tosend +
RTMP_HANDSHAKE_PACKET_SIZE - 32, digest,
serverdata[0]);
}
+#endif
// write reply back to the server
if ((ret = ffurl_write(rt->stream, tosend,
RTMP_HANDSHAKE_PACKET_SIZE)) < 0)
return ret;
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* Set RC4 keys for encryption and update the keystreams. */
if ((ret = ff_rtmpe_update_keystream(rt->stream)) < 0)
return ret;
}
+#endif
} else {
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* Compute the shared secret key sent by the server and
initialize
* the RC4 encryption. */
if ((ret = ff_rtmpe_compute_secret_key(rt->stream,
serverdata + 1,
@@ -1361,16 +1370,19 @@ static int rtmp_handshake(URLContext *s,
RTMPContext *rt)
serverdata[0]);
}
}
+#endif
if ((ret = ffurl_write(rt->stream, serverdata + 1,
RTMP_HANDSHAKE_PACKET_SIZE)) < 0)
return ret;
- if (CONFIG_FFRTMPCRYPT_PROTOCOL && rt->encrypted) {
+#if CONFIG_FFRTMPCRYPT_PROTOCOL
+ if (rt->encrypted) {
/* Set RC4 keys for encryption and update the keystreams. */
if ((ret = ff_rtmpe_update_keystream(rt->stream)) < 0)
return ret;
}
+#endif
}
return 0;
--
2.41.0
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