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Common: adds zlib helpers

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Carter Li
2026-10-06 01:10:01 +08:00
parent 2bcd49c106
commit fb89af3d84
6 changed files with 219 additions and 38 deletions
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src/detection/lm/lm_linux.c
+13 -16
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@@ -55,35 +55,32 @@ static const char* getSshdVersion(FFstrbuf* version) {
}
#ifdef FF_HAVE_ZLIB
#include "common/library.h"
#include "common/path.h"
#include "common/zlib.h"
#include <stdlib.h>
#include <zlib.h>
static const char* getSddmVersion(FFstrbuf* version) {
FF_LIBRARY_LOAD_MESSAGE(zlib, "libz" FF_LIBRARY_EXTENSION, 2)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gzopen)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gzread)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gzerror)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gztell)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gzrewind)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(zlib, gzclose)
const char* error = ffZlibLoad(FF_ZLIB_GZFILE);
if (error != nullptr) {
FF_DEBUG("The sddm version cannot be read: %s", error);
return error;
}
gzFile file = ffgzopen(FF_PATH_PKG_BASE "/share/man/man1/sddm.1.gz", "rb");
gzFile file = gzopen(FF_PATH_PKG_BASE "/share/man/man1/sddm.1.gz", "rb");
if (file == Z_NULL) {
FF_DEBUG("ffgzopen(\"/usr/share/man/man1/sddm.1.gz\", \"rb\") failed: %s", strerror(errno));
return "ffgzopen(\"/usr/share/man/man1/sddm.1.gz\", \"rb\") failed";
FF_DEBUG("gzopen(\"/usr/share/man/man1/sddm.1.gz\", \"rb\") failed: %s", strerror(errno));
return "gzopen(\"/usr/share/man/man1/sddm.1.gz\", \"rb\") failed";
}
ffStrbufEnsureFree(version, 2047);
memset(version->chars, 0, version->allocated);
int size = ffgzread(file, version->chars, version->allocated - 1);
ffgzclose(file);
int size = gzread(file, version->chars, version->allocated - 1);
gzclose(file);
if (size <= 0) {
FF_DEBUG("ffgzread(file, version->chars, version->length) failed");
return "ffgzread(file, version->chars, version->length) failed";
FF_DEBUG("gzread(file, version->chars, version->length) failed");
return "gzread(file, version->chars, version->length) failed";
}
version->length = (uint32_t) size;