From: Christian Marangi Date: Thu, 2 Nov 2023 21:21:15 +0000 (+0100) Subject: sipgrep: Move package to PCRE2 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=77068cdc51838b7f76d1e7429d527d44da18bcc1;p=feed%2Ftelephony.git sipgrep: Move package to PCRE2 Add patch to convert the package to PCRE2 as PCRE is EOL and won't receive any security updates anymore. Signed-off-by: Christian Marangi --- diff --git a/net/sipgrep/Makefile b/net/sipgrep/Makefile index e69b7d6..985c0ce 100644 --- a/net/sipgrep/Makefile +++ b/net/sipgrep/Makefile @@ -17,7 +17,7 @@ PKG_SOURCE_PROTO:=git PKG_SOURCE_URL:=https://github.com/sipcapture/sipgrep.git PKG_SOURCE_VERSION:=1cc00079cd80310f7e8b1a696e9a02b8a2b25e04 PKG_SOURCE_DATE=2019-06-27 -PKG_RELEASE:=2 +PKG_RELEASE:=3 PKG_MIRROR_HASH:=3480f83a4af2a2972f3aa981343b067fa35ddc74f42c3e459630f31aba8f2d91 PKG_BUILD_PARALLEL:=1 @@ -33,7 +33,7 @@ define Package/sipgrep SECTION:=utils CATEGORY:=Utilities SUBMENU:=Telephony - DEPENDS:=+libpcap +libpcre + DEPENDS:=+libpcap +libpcre2 TITLE:=Command line tool to sniff, capture, display SIP messages URL:=https://github.com/sipcapture/sipgrep endef diff --git a/net/sipgrep/patches/001-Move-to-PCRE2-from-PCRE.patch b/net/sipgrep/patches/001-Move-to-PCRE2-from-PCRE.patch new file mode 100644 index 0000000..524ae07 --- /dev/null +++ b/net/sipgrep/patches/001-Move-to-PCRE2-from-PCRE.patch @@ -0,0 +1,199 @@ +From fea1a27f5fbef28243620fa66909d2d04c81e140 Mon Sep 17 00:00:00 2001 +From: Christian Marangi +Date: Thu, 2 Nov 2023 21:16:07 +0100 +Subject: [PATCH] Move to PCRE2 from PCRE + +Move to PCRE2 as PCRE is EOL and won't receive any security updates +anymore. + +Convert each function to PCRE2 equivalent and update configure.ac to +USE_PCRE2. + +Signed-off-by: Christian Marangi +--- + configure.ac | 20 +++++++++--------- + src/config.h.in | 4 ++-- + src/sipgrep.c | 56 ++++++++++++++++++++++++++++++------------------- + 3 files changed, 47 insertions(+), 33 deletions(-) + +--- a/configure.ac ++++ b/configure.ac +@@ -26,8 +26,8 @@ AC_ARG_ENABLE(ssl, + AC_MSG_RESULT([$SSL]) + AC_SUBST([SSL]) + +-usePCRE=yes +-AC_SUBST([PCRE]) ++usePCRE2=yes ++AC_SUBST([PCRE2]) + + useNCURSES=no + AC_MSG_CHECKING([whether to use ncurses]) +@@ -169,15 +169,15 @@ AC_SUBST(PCAP_LIBS) + + + dnl +-dnl check for pcre library ++dnl check for pcre2 library + dnl + +-# Checks for libpcre +-AC_CHECKING([for pcre Library and Header files]) +-AC_CHECK_HEADER([pcre.h], ,AC_MSG_ERROR([Could not find pcre headers !])) +-AC_CHECK_LIB([pcre], [pcre_compile], ,[AC_MSG_ERROR([libpcre required])]) +-AC_DEFINE(USE_PCRE, 1, [Use PCRE library]) +-AC_SUBST(PCRE_LIBS) ++# Checks for libpcre2 ++AC_CHECKING([for pcre2 Library and Header files]) ++AC_CHECK_HEADER([pcre2.h], ,AC_MSG_ERROR([Could not find pcre2 headers !]), [#define PCRE2_CODE_UNIT_WIDTH 8]) ++AC_CHECK_LIB([pcre2-8], [pcre2_compile_8], ,[AC_MSG_ERROR([libpcre2 required])]) ++AC_DEFINE(USE_PCRE2, 1, [Use PCRE2 library]) ++AC_SUBST(PCRE2_LIBS) + + + dnl +@@ -271,6 +271,6 @@ echo Ncurses support............. : $use + + echo + echo Build with REDIS............ : $useRedis +-echo Build with PCRE............. : $usePCRE ++echo Build with PCRE............. : $usePCRE2 + echo + +--- a/src/config.h.in ++++ b/src/config.h.in +@@ -152,8 +152,8 @@ + /* Use NCURSES library */ + #undef USE_NCURSES + +-/* Use PCRE library */ +-#undef USE_PCRE ++/* Use PCRE2 library */ ++#undef USE_PCRE2 + + /* Use REDIS library */ + #undef USE_REDIS +--- a/src/sipgrep.c ++++ b/src/sipgrep.c +@@ -88,7 +88,8 @@ + + #include + +-#include ++#define PCRE2_CODE_UNIT_WIDTH 8 ++#include + + /* reasambling */ + #include "include/ipreasm.h" +@@ -149,17 +150,18 @@ struct statistics_table *statstable = NU + * GNU PCRE + */ + +-int32_t err_offset; +-char *re_err = NULL; ++PCRE2_UCHAR re_err[128]; ++PCRE2_SIZE err_offset; ++uint32_t err_code; + +-pcre *pattern = NULL; +-pcre_extra *pattern_extra = NULL; ++pcre2_code *pattern = NULL; + + /* + * Matching + */ + +-char *match_data = NULL, *bin_data = NULL; ++PCRE2_SPTR match_data = NULL; ++char *bin_data = NULL; + uint16_t match_len = 0; + int8_t (*match_func) () = &blank_match_func; + +@@ -550,13 +552,13 @@ main (int argc, char **argv) + + if (match_data) { + +- uint32_t pcre_options = PCRE_UNGREEDY; ++ uint32_t pcre2_options = PCRE2_UNGREEDY; + + if (re_ignore_case) +- pcre_options |= PCRE_CASELESS; ++ pcre2_options |= PCRE2_CASELESS; + + if (re_multiline_match) +- pcre_options |= PCRE_DOTALL; ++ pcre2_options |= PCRE2_DOTALL; + + if (re_match_word) { + char *word_regex = malloc (strlen (match_data) * 3 + strlen (WORD_REGEX)); +@@ -564,14 +566,21 @@ main (int argc, char **argv) + match_data = word_regex; + } + +- pattern = pcre_compile (match_data, pcre_options, (const char **) &re_err, &err_offset, 0); ++ pattern = pcre2_compile (match_data, PCRE2_ZERO_TERMINATED, pcre2_options, &err_code, &err_offset, NULL); + + if (!pattern) { ++ pcre2_get_error_message (err_code, re_err, 128); + fprintf (stderr, "compile failed: %s\n", re_err); + clean_exit (-1); + } + +- pattern_extra = pcre_study (pattern, 0, (const char **) &re_err); ++ err_code = pcre2_jit_compile (pattern, PCRE2_JIT_COMPLETE); ++ ++ if (err_code < 0) { ++ pcre2_get_error_message(err_code, re_err, 128); ++ fprintf (stderr, "compile failed: %s\n", re_err); ++ clean_exit (-1); ++ } + + match_func = &re_match_func; + +@@ -1653,21 +1662,28 @@ dump_packet (struct pcap_pkthdr *h, u_ch + int8_t + re_match_func (unsigned char *data, uint32_t len) + { ++ pcre2_match_data *match_data; ++ ++ match_data = pcre2_match_data_create_from_pattern(pattern, NULL); + +- switch (pcre_exec (pattern, 0, (char *)data, (int32_t) len, 0, 0, 0, 0)) { +- case PCRE_ERROR_NULL: +- case PCRE_ERROR_BADOPTION: +- case PCRE_ERROR_BADMAGIC: +- case PCRE_ERROR_UNKNOWN_NODE: +- case PCRE_ERROR_NOMEMORY: ++ switch (pcre2_match (pattern, (PCRE2_SPTR)data, len, 0, 0, match_data, 0)) { ++ case PCRE2_ERROR_NULL: ++ case PCRE2_ERROR_BADOPTION: ++ case PCRE2_ERROR_BADMAGIC: ++ case PCRE2_ERROR_INTERNAL: ++ case PCRE2_ERROR_NOMEMORY: ++ pcre2_match_data_free(match_data); + perror ("she's dead, jim\n"); + clean_exit (-2); + break; + +- case PCRE_ERROR_NOMATCH: ++ case PCRE2_ERROR_NOMATCH: ++ pcre2_match_data_free(match_data); + return 0; + } + ++ pcre2_match_data_free(match_data); ++ + if (max_matches) + matches++; + +@@ -2125,9 +2141,7 @@ clean_exit (int32_t sig) + printf ("exit\n"); + + if (pattern) +- pcre_free (pattern); +- if (pattern_extra) +- pcre_free (pattern_extra); ++ pcre2_code_free (pattern); + + if (bin_data) + free (bin_data);