mirror of
https://github.com/trapexit/mergerfs.git
synced 2026-10-26 19:01:56 -04:00
Move everything to negative errno return types (#1499)
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trapexit
GitHub
parent
2b500f194a
commit
e8cd74cab0
177 changed files with 5952 additions and 5843 deletions
276
src/fs_inode.cpp
276
src/fs_inode.cpp
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@ -31,18 +31,18 @@ typedef uint64_t (*inodefunc_t)(const std::string_view,
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const mode_t,
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const ino_t);
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static uint64_t hybrid_hash(const std::string_view,
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const std::string_view,
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const mode_t,
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const ino_t);
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static uint64_t _hybrid_hash(const std::string_view,
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const std::string_view,
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const mode_t,
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const ino_t);
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static inodefunc_t g_func = hybrid_hash;
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static inodefunc_t g_func = ::_hybrid_hash;
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static
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uint32_t
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h64_to_h32(uint64_t h_)
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_h64_to_h32(uint64_t h_)
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{
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h_ ^= (h_ >> 32);
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h_ *= 0x9E3779B9;
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@ -51,20 +51,20 @@ h64_to_h32(uint64_t h_)
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static
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uint64_t
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passthrough(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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_passthrough(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return ino_;
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}
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static
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uint64_t
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path_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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_path_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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uint64_t seed;
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@ -75,27 +75,27 @@ path_hash(const std::string_view branch_path_,
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static
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uint64_t
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path_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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_path_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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uint64_t h;
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h = path_hash(branch_path_,
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fusepath_,
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mode_,
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ino_);
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h = ::_path_hash(branch_path_,
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fusepath_,
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mode_,
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ino_);
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return h64_to_h32(h);
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return ::_h64_to_h32(h);
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}
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static
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uint64_t
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devino_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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_devino_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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uint64_t seed;
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@ -107,122 +107,116 @@ devino_hash(const std::string_view branch_path_,
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static
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uint64_t
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devino_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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_devino_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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uint64_t h;
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h = devino_hash(branch_path_,
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h = ::_devino_hash(branch_path_,
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fusepath_,
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mode_,
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ino_);
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return ::_h64_to_h32(h);
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}
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static
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uint64_t
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_hybrid_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return (S_ISDIR(mode_) ?
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::_path_hash(branch_path_,fusepath_,mode_,ino_) :
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::_devino_hash(branch_path_,fusepath_,mode_,ino_));
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}
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static
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uint64_t
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_hybrid_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return (S_ISDIR(mode_) ?
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::_path_hash32(branch_path_,fusepath_,mode_,ino_) :
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::_devino_hash32(branch_path_,fusepath_,mode_,ino_));
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}
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int
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fs::inode::set_algo(const std::string &algo_)
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{
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if(algo_ == "passthrough")
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g_func = ::_passthrough;
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ef(algo_ == "path-hash")
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g_func = ::_path_hash;
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ef(algo_ == "path-hash32")
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g_func = ::_path_hash32;
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ef(algo_ == "devino-hash")
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g_func = ::_devino_hash;
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ef(algo_ == "devino-hash32")
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g_func = ::_devino_hash32;
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ef(algo_ == "hybrid-hash")
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g_func = ::_hybrid_hash;
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ef(algo_ == "hybrid-hash32")
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g_func = ::_hybrid_hash32;
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else
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return -EINVAL;
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return 0;
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}
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std::string
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fs::inode::get_algo(void)
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{
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if(g_func == ::_passthrough)
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return "passthrough";
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if(g_func == ::_path_hash)
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return "path-hash";
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if(g_func == ::_path_hash32)
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return "path-hash32";
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if(g_func == ::_devino_hash)
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return "devino-hash";
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if(g_func == ::_devino_hash32)
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return "devino-hash32";
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if(g_func == ::_hybrid_hash)
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return "hybrid-hash";
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if(g_func == ::_hybrid_hash32)
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return "hybrid-hash32";
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return {};
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}
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uint64_t
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fs::inode::calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return g_func(branch_path_,fusepath_,mode_,ino_);
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}
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void
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fs::inode::calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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struct stat *st_)
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{
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st_->st_ino = calc(branch_path_,
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fusepath_,
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st_->st_mode,
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st_->st_ino);
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}
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void
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fs::inode::calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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struct fuse_statx *st_)
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{
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st_->ino = calc(branch_path_,
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fusepath_,
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mode_,
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ino_);
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return h64_to_h32(h);
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}
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static
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uint64_t
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hybrid_hash(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return (S_ISDIR(mode_) ?
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path_hash(branch_path_,fusepath_,mode_,ino_) :
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devino_hash(branch_path_,fusepath_,mode_,ino_));
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}
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static
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uint64_t
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hybrid_hash32(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return (S_ISDIR(mode_) ?
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path_hash32(branch_path_,fusepath_,mode_,ino_) :
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devino_hash32(branch_path_,fusepath_,mode_,ino_));
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}
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namespace fs
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{
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namespace inode
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{
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int
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set_algo(const std::string &algo_)
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{
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if(algo_ == "passthrough")
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g_func = passthrough;
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ef(algo_ == "path-hash")
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g_func = path_hash;
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ef(algo_ == "path-hash32")
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g_func = path_hash32;
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ef(algo_ == "devino-hash")
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g_func = devino_hash;
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ef(algo_ == "devino-hash32")
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g_func = devino_hash32;
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ef(algo_ == "hybrid-hash")
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g_func = hybrid_hash;
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ef(algo_ == "hybrid-hash32")
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g_func = hybrid_hash32;
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else
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return -EINVAL;
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return 0;
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}
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std::string
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get_algo(void)
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{
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if(g_func == passthrough)
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return "passthrough";
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if(g_func == path_hash)
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return "path-hash";
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if(g_func == path_hash32)
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return "path-hash32";
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if(g_func == devino_hash)
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return "devino-hash";
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if(g_func == devino_hash32)
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return "devino-hash32";
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if(g_func == hybrid_hash)
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return "hybrid-hash";
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if(g_func == hybrid_hash32)
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return "hybrid-hash32";
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return std::string();
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}
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uint64_t
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calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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const mode_t mode_,
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const ino_t ino_)
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{
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return g_func(branch_path_,fusepath_,mode_,ino_);
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}
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void
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calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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struct stat *st_)
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{
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st_->st_ino = calc(branch_path_,
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fusepath_,
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st_->st_mode,
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st_->st_ino);
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}
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void
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calc(const std::string_view branch_path_,
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const std::string_view fusepath_,
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struct fuse_statx *st_)
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{
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st_->ino = calc(branch_path_,
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fusepath_,
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st_->mode,
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st_->ino);
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}
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}
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st_->mode,
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st_->ino);
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}
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