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Reduce code duplication in FileAccess

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This commit is contained in:
BlueCube3310 2024-05-20 18:07:27 +02:00
parent 61598c5c88
commit 205a10e0ae
24 changed files with 61 additions and 692 deletions
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111
core/io/file_access.cpp
View File

@ -223,59 +223,44 @@ String FileAccess::fix_path(const String &p_path) const {
}
/* these are all implemented for ease of porting, then can later be optimized */
uint8_t FileAccess::get_8() const {
uint8_t data = 0;
get_buffer(&data, sizeof(uint8_t));
return data;
}
uint16_t FileAccess::get_16() const {
uint16_t res;
uint8_t a, b;
a = get_8();
b = get_8();
uint16_t data = 0;
get_buffer(reinterpret_cast<uint8_t *>(&data), sizeof(uint16_t));
if (big_endian) {
SWAP(a, b);
data = BSWAP16(data);
}
res = b;
res <<= 8;
res |= a;
return res;
return data;
}
uint32_t FileAccess::get_32() const {
uint32_t res;
uint16_t a, b;
a = get_16();
b = get_16();
uint32_t data = 0;
get_buffer(reinterpret_cast<uint8_t *>(&data), sizeof(uint32_t));
if (big_endian) {
SWAP(a, b);
data = BSWAP32(data);
}
res = b;
res <<= 16;
res |= a;
return res;
return data;
}
uint64_t FileAccess::get_64() const {
uint64_t res;
uint32_t a, b;
a = get_32();
b = get_32();
uint64_t data = 0;
get_buffer(reinterpret_cast<uint8_t *>(&data), sizeof(uint64_t));
if (big_endian) {
SWAP(a, b);
data = BSWAP64(data);
}
res = b;
res <<= 32;
res |= a;
return res;
return data;
}
float FileAccess::get_float() const {
@ -465,17 +450,6 @@ String FileAccess::get_as_text(bool p_skip_cr) const {
return text;
}
uint64_t FileAccess::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
uint64_t i = 0;
for (i = 0; i < p_length && !eof_reached(); i++) {
p_dst[i] = get_8();
}
return i;
}
Vector<uint8_t> FileAccess::get_buffer(int64_t p_length) const {
Vector<uint8_t> data;
@ -488,7 +462,7 @@ Vector<uint8_t> FileAccess::get_buffer(int64_t p_length) const {
ERR_FAIL_COND_V_MSG(err != OK, data, "Can't resize data to " + itos(p_length) + " elements.");
uint8_t *w = data.ptrw();
int64_t len = get_buffer(&w[0], p_length);
int64_t len = get_buffer(w, p_length);
if (len < p_length) {
data.resize(len);
@ -512,46 +486,32 @@ String FileAccess::get_as_utf8_string(bool p_skip_cr) const {
return s;
}
void FileAccess::store_8(uint8_t p_dest) {
store_buffer(&p_dest, sizeof(uint8_t));
}
void FileAccess::store_16(uint16_t p_dest) {
uint8_t a, b;
a = p_dest & 0xFF;
b = p_dest >> 8;
if (big_endian) {
SWAP(a, b);
p_dest = BSWAP16(p_dest);
}
store_8(a);
store_8(b);
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), sizeof(uint16_t));
}
void FileAccess::store_32(uint32_t p_dest) {
uint16_t a, b;
a = p_dest & 0xFFFF;
b = p_dest >> 16;
if (big_endian) {
SWAP(a, b);
p_dest = BSWAP32(p_dest);
}
store_16(a);
store_16(b);
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), sizeof(uint32_t));
}
void FileAccess::store_64(uint64_t p_dest) {
uint32_t a, b;
a = p_dest & 0xFFFFFFFF;
b = p_dest >> 32;
if (big_endian) {
SWAP(a, b);
p_dest = BSWAP64(p_dest);
}
store_32(a);
store_32(b);
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), sizeof(uint64_t));
}
void FileAccess::store_real(real_t p_real) {
@ -708,22 +668,11 @@ void FileAccess::store_csv_line(const Vector<String> &p_values, const String &p_
store_line(line);
}
void FileAccess::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND(!p_src && p_length > 0);
for (uint64_t i = 0; i < p_length; i++) {
store_8(p_src[i]);
}
}
void FileAccess::store_buffer(const Vector<uint8_t> &p_buffer) {
uint64_t len = p_buffer.size();
if (len == 0) {
return;
}
const uint8_t *r = p_buffer.ptr();
store_buffer(&r[0], len);
store_buffer(r, len);
}
void FileAccess::store_var(const Variant &p_var, bool p_full_objects) {

8
core/io/file_access.h
View File

@ -137,7 +137,7 @@ public:
virtual bool eof_reached() const = 0; ///< reading passed EOF
virtual uint8_t get_8() const = 0; ///< get a byte
virtual uint8_t get_8() const; ///< get a byte
virtual uint16_t get_16() const; ///< get 16 bits uint
virtual uint32_t get_32() const; ///< get 32 bits uint
virtual uint64_t get_64() const; ///< get 64 bits uint
@ -148,7 +148,7 @@ public:
Variant get_var(bool p_allow_objects = false) const;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const; ///< get an array of bytes
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const = 0; ///< get an array of bytes, needs to be overwritten by children.
Vector<uint8_t> get_buffer(int64_t p_length) const;
virtual String get_line() const;
virtual String get_token() const;
@ -168,7 +168,7 @@ public:
virtual Error resize(int64_t p_length) = 0;
virtual void flush() = 0;
virtual void store_8(uint8_t p_dest) = 0; ///< store a byte
virtual void store_8(uint8_t p_dest); ///< store a byte
virtual void store_16(uint16_t p_dest); ///< store 16 bits uint
virtual void store_32(uint32_t p_dest); ///< store 32 bits uint
virtual void store_64(uint64_t p_dest); ///< store 64 bits uint
@ -184,7 +184,7 @@ public:
virtual void store_pascal_string(const String &p_string);
virtual String get_pascal_string();
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length); ///< store an array of bytes
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) = 0; ///< store an array of bytes, needs to be overwritten by children.
void store_buffer(const Vector<uint8_t> &p_buffer);
void store_var(const Variant &p_var, bool p_full_objects = false);

39
core/io/file_access_compressed.cpp
View File

@ -260,38 +260,6 @@ bool FileAccessCompressed::eof_reached() const {
}
}
uint8_t FileAccessCompressed::get_8() const {
ERR_FAIL_COND_V_MSG(f.is_null(), 0, "File must be opened before use.");
ERR_FAIL_COND_V_MSG(writing, 0, "File has not been opened in read mode.");
if (at_end) {
read_eof = true;
return 0;
}
uint8_t ret = read_ptr[read_pos];
read_pos++;
if (read_pos >= read_block_size) {
read_block++;
if (read_block < read_block_count) {
//read another block of compressed data
f->get_buffer(comp_buffer.ptrw(), read_blocks[read_block].csize);
int total = Compression::decompress(buffer.ptrw(), read_blocks.size() == 1 ? read_total : block_size, comp_buffer.ptr(), read_blocks[read_block].csize, cmode);
ERR_FAIL_COND_V_MSG(total == -1, 0, "Compressed file is corrupt.");
read_block_size = read_block == read_block_count - 1 ? read_total % block_size : block_size;
read_pos = 0;
} else {
read_block--;
at_end = true;
}
}
return ret;
}
uint64_t FileAccessCompressed::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(f.is_null(), -1, "File must be opened before use.");
@ -341,12 +309,13 @@ void FileAccessCompressed::flush() {
// compressed files keep data in memory till close()
}
void FileAccessCompressed::store_8(uint8_t p_dest) {
void FileAccessCompressed::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND_MSG(f.is_null(), "File must be opened before use.");
ERR_FAIL_COND_MSG(!writing, "File has not been opened in write mode.");
WRITE_FIT(1);
write_ptr[write_pos++] = p_dest;
WRITE_FIT(p_length);
memcpy(write_ptr + write_pos, p_src, p_length);
write_pos += p_length;
}
bool FileAccessCompressed::file_exists(const String &p_name) {

3
core/io/file_access_compressed.h
View File

@ -83,14 +83,13 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override;
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists

40
core/io/file_access_encrypted.cpp
View File

@ -206,26 +206,13 @@ bool FileAccessEncrypted::eof_reached() const {
return eofed;
}
uint8_t FileAccessEncrypted::get_8() const {
ERR_FAIL_COND_V_MSG(writing, 0, "File has not been opened in read mode.");
if (pos >= get_length()) {
eofed = true;
return 0;
}
uint8_t b = data[pos];
pos++;
return b;
}
uint64_t FileAccessEncrypted::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(writing, -1, "File has not been opened in read mode.");
uint64_t to_copy = MIN(p_length, get_length() - pos);
for (uint64_t i = 0; i < to_copy; i++) {
p_dst[i] = data[pos++];
}
memcpy(p_dst, data.ptr() + pos, to_copy);
pos += to_copy;
if (to_copy < p_length) {
eofed = true;
@ -242,17 +229,12 @@ void FileAccessEncrypted::store_buffer(const uint8_t *p_src, uint64_t p_length)
ERR_FAIL_COND_MSG(!writing, "File has not been opened in write mode.");
ERR_FAIL_COND(!p_src && p_length > 0);
if (pos < get_length()) {
for (uint64_t i = 0; i < p_length; i++) {
store_8(p_src[i]);
}
} else if (pos == get_length()) {
if (pos + p_length >= get_length()) {
data.resize(pos + p_length);
for (uint64_t i = 0; i < p_length; i++) {
data.write[pos + i] = p_src[i];
}
memcpy(data.ptrw() + pos, p_src, p_length);
pos += p_length;
}
}
void FileAccessEncrypted::flush() {
@ -261,18 +243,6 @@ void FileAccessEncrypted::flush() {
// encrypted files keep data in memory till close()
}
void FileAccessEncrypted::store_8(uint8_t p_dest) {
ERR_FAIL_COND_MSG(!writing, "File has not been opened in write mode.");
if (pos < get_length()) {
data.write[pos] = p_dest;
pos++;
} else if (pos == get_length()) {
data.push_back(p_dest);
pos++;
}
}
bool FileAccessEncrypted::file_exists(const String &p_name) {
Ref<FileAccess> fa = FileAccess::open(p_name, FileAccess::READ);
if (fa.is_null()) {

2
core/io/file_access_encrypted.h
View File

@ -73,14 +73,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists

18
core/io/file_access_memory.cpp
View File

@ -122,16 +122,6 @@ bool FileAccessMemory::eof_reached() const {
return pos >= length;
}
uint8_t FileAccessMemory::get_8() const {
uint8_t ret = 0;
if (pos < length) {
ret = data[pos];
}
++pos;
return ret;
}
uint64_t FileAccessMemory::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V(data, -1);
@ -157,16 +147,12 @@ void FileAccessMemory::flush() {
ERR_FAIL_NULL(data);
}
void FileAccessMemory::store_8(uint8_t p_byte) {
ERR_FAIL_NULL(data);
ERR_FAIL_COND(pos >= length);
data[pos++] = p_byte;
}
void FileAccessMemory::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND(!p_src && p_length > 0);
uint64_t left = length - pos;
uint64_t write = MIN(p_length, left);
if (write < p_length) {
WARN_PRINT("Writing less data than requested");
}

3
core/io/file_access_memory.h
View File

@ -55,15 +55,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override; ///< get an array of bytes
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override;
virtual void store_8(uint8_t p_byte) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists

15
core/io/file_access_pack.cpp
View File

@ -313,17 +313,6 @@ bool FileAccessPack::eof_reached() const {
return eof;
}
uint8_t FileAccessPack::get_8() const {
ERR_FAIL_COND_V_MSG(f.is_null(), 0, "File must be opened before use.");
if (pos >= pf.size) {
eof = true;
return 0;
}
pos++;
return f->get_8();
}
uint64_t FileAccessPack::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V_MSG(f.is_null(), -1, "File must be opened before use.");
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
@ -366,10 +355,6 @@ void FileAccessPack::flush() {
ERR_FAIL();
}
void FileAccessPack::store_8(uint8_t p_dest) {
ERR_FAIL();
}
void FileAccessPack::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL();
}

4
core/io/file_access_pack.h
View File

@ -169,8 +169,6 @@ public:
virtual bool eof_reached() const override;
virtual uint8_t get_8() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual void set_big_endian(bool p_big_endian) override;
@ -179,8 +177,6 @@ public:
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override;
virtual bool file_exists(const String &p_name) override;

8
core/io/file_access_zip.cpp
View File

@ -291,12 +291,6 @@ bool FileAccessZip::eof_reached() const {
return at_eof;
}
uint8_t FileAccessZip::get_8() const {
uint8_t ret = 0;
get_buffer(&ret, 1);
return ret;
}
uint64_t FileAccessZip::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V(zfile, -1);
@ -328,7 +322,7 @@ void FileAccessZip::flush() {
ERR_FAIL();
}
void FileAccessZip::store_8(uint8_t p_dest) {
void FileAccessZip::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL();
}

3
core/io/file_access_zip.h
View File

@ -95,14 +95,13 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override;
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists

93
drivers/unix/file_access_unix.cpp
View File

@ -218,67 +218,13 @@ bool FileAccessUnix::eof_reached() const {
return last_error == ERR_FILE_EOF;
}
uint8_t FileAccessUnix::get_8() const {
ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
uint8_t b;
if (fread(&b, 1, 1, f) == 0) {
check_errors();
b = '\0';
}
return b;
}
uint16_t FileAccessUnix::get_16() const {
ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
uint16_t b = 0;
if (fread(&b, 1, 2, f) != 2) {
check_errors();
}
if (big_endian) {
b = BSWAP16(b);
}
return b;
}
uint32_t FileAccessUnix::get_32() const {
ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
uint32_t b = 0;
if (fread(&b, 1, 4, f) != 4) {
check_errors();
}
if (big_endian) {
b = BSWAP32(b);
}
return b;
}
uint64_t FileAccessUnix::get_64() const {
ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
uint64_t b = 0;
if (fread(&b, 1, 8, f) != 8) {
check_errors();
}
if (big_endian) {
b = BSWAP64(b);
}
return b;
}
uint64_t FileAccessUnix::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V_MSG(f, -1, "File must be opened before use.");
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
uint64_t read = fread(p_dst, 1, p_length, f);
check_errors();
return read;
}
@ -308,41 +254,6 @@ void FileAccessUnix::flush() {
fflush(f);
}
void FileAccessUnix::store_8(uint8_t p_dest) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
ERR_FAIL_COND(fwrite(&p_dest, 1, 1, f) != 1);
}
void FileAccessUnix::store_16(uint16_t p_dest) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
if (big_endian) {
p_dest = BSWAP16(p_dest);
}
ERR_FAIL_COND(fwrite(&p_dest, 1, 2, f) != 2);
}
void FileAccessUnix::store_32(uint32_t p_dest) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
if (big_endian) {
p_dest = BSWAP32(p_dest);
}
ERR_FAIL_COND(fwrite(&p_dest, 1, 4, f) != 4);
}
void FileAccessUnix::store_64(uint64_t p_dest) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
if (big_endian) {
p_dest = BSWAP64(p_dest);
}
ERR_FAIL_COND(fwrite(&p_dest, 1, 8, f) != 8);
}
void FileAccessUnix::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);

8
drivers/unix/file_access_unix.h
View File

@ -67,20 +67,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint16_t get_16() const override;
virtual uint32_t get_32() const override;
virtual uint64_t get_64() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override;
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_16(uint16_t p_dest) override;
virtual void store_32(uint32_t p_dest) override;
virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_path) override; ///< return true if a file exists

25
drivers/unix/file_access_unix_pipe.cpp
View File

@ -125,22 +125,9 @@ String FileAccessUnixPipe::get_path_absolute() const {
return path_src;
}
uint8_t FileAccessUnixPipe::get_8() const {
ERR_FAIL_COND_V_MSG(fd[0] < 0, 0, "Pipe must be opened before use.");
uint8_t b;
if (::read(fd[0], &b, 1) == 0) {
last_error = ERR_FILE_CANT_READ;
b = '\0';
} else {
last_error = OK;
}
return b;
}
uint64_t FileAccessUnixPipe::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(fd[0] < 0, -1, "Pipe must be opened before use.");
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
uint64_t read = ::read(fd[0], p_dst, p_length);
if (read == p_length) {
@ -155,18 +142,10 @@ Error FileAccessUnixPipe::get_error() const {
return last_error;
}
void FileAccessUnixPipe::store_8(uint8_t p_src) {
ERR_FAIL_COND_MSG(fd[1] < 0, "Pipe must be opened before use.");
if (::write(fd[1], &p_src, 1) != 1) {
last_error = ERR_FILE_CANT_WRITE;
} else {
last_error = OK;
}
}
void FileAccessUnixPipe::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND_MSG(fd[1] < 0, "Pipe must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);
if (::write(fd[1], p_src, p_length) != (ssize_t)p_length) {
last_error = ERR_FILE_CANT_WRITE;
} else {

2
drivers/unix/file_access_unix_pipe.h
View File

@ -65,14 +65,12 @@ public:
virtual bool eof_reached() const override { return false; }
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override {}
virtual void store_8(uint8_t p_src) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_path) override { return false; }

160
drivers/windows/file_access_windows.cpp
View File

@ -323,93 +323,9 @@ bool FileAccessWindows::eof_reached() const {
return last_error == ERR_FILE_EOF;
}
uint8_t FileAccessWindows::get_8() const {
ERR_FAIL_NULL_V(f, 0);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
fflush(f);
}
prev_op = READ;
}
uint8_t b;
if (fread(&b, 1, 1, f) == 0) {
check_errors();
b = '\0';
}
return b;
}
uint16_t FileAccessWindows::get_16() const {
ERR_FAIL_NULL_V(f, 0);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
fflush(f);
}
prev_op = READ;
}
uint16_t b = 0;
if (fread(&b, 1, 2, f) != 2) {
check_errors();
}
if (big_endian) {
b = BSWAP16(b);
}
return b;
}
uint32_t FileAccessWindows::get_32() const {
ERR_FAIL_NULL_V(f, 0);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
fflush(f);
}
prev_op = READ;
}
uint32_t b = 0;
if (fread(&b, 1, 4, f) != 4) {
check_errors();
}
if (big_endian) {
b = BSWAP32(b);
}
return b;
}
uint64_t FileAccessWindows::get_64() const {
ERR_FAIL_NULL_V(f, 0);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
fflush(f);
}
prev_op = READ;
}
uint64_t b = 0;
if (fread(&b, 1, 8, f) != 8) {
check_errors();
}
if (big_endian) {
b = BSWAP64(b);
}
return b;
}
uint64_t FileAccessWindows::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V(f, -1);
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
@ -417,8 +333,10 @@ uint64_t FileAccessWindows::get_buffer(uint8_t *p_dst, uint64_t p_length) const
}
prev_op = READ;
}
uint64_t read = fread(p_dst, 1, p_length, f);
check_errors();
return read;
}
@ -453,77 +371,6 @@ void FileAccessWindows::flush() {
}
}
void FileAccessWindows::store_8(uint8_t p_dest) {
ERR_FAIL_NULL(f);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == READ) {
if (last_error != ERR_FILE_EOF) {
fseek(f, 0, SEEK_CUR);
}
}
prev_op = WRITE;
}
fwrite(&p_dest, 1, 1, f);
}
void FileAccessWindows::store_16(uint16_t p_dest) {
ERR_FAIL_NULL(f);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == READ) {
if (last_error != ERR_FILE_EOF) {
fseek(f, 0, SEEK_CUR);
}
}
prev_op = WRITE;
}
if (big_endian) {
p_dest = BSWAP16(p_dest);
}
fwrite(&p_dest, 1, 2, f);
}
void FileAccessWindows::store_32(uint32_t p_dest) {
ERR_FAIL_NULL(f);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == READ) {
if (last_error != ERR_FILE_EOF) {
fseek(f, 0, SEEK_CUR);
}
}
prev_op = WRITE;
}
if (big_endian) {
p_dest = BSWAP32(p_dest);
}
fwrite(&p_dest, 1, 4, f);
}
void FileAccessWindows::store_64(uint64_t p_dest) {
ERR_FAIL_NULL(f);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == READ) {
if (last_error != ERR_FILE_EOF) {
fseek(f, 0, SEEK_CUR);
}
}
prev_op = WRITE;
}
if (big_endian) {
p_dest = BSWAP64(p_dest);
}
fwrite(&p_dest, 1, 8, f);
}
void FileAccessWindows::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_NULL(f);
ERR_FAIL_COND(!p_src && p_length > 0);
@ -536,6 +383,7 @@ void FileAccessWindows::store_buffer(const uint8_t *p_src, uint64_t p_length) {
}
prev_op = WRITE;
}
ERR_FAIL_COND(fwrite(p_src, 1, p_length, f) != (size_t)p_length);
}

8
drivers/windows/file_access_windows.h
View File

@ -69,20 +69,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual uint8_t get_8() const override; ///< get a byte
virtual uint16_t get_16() const override;
virtual uint32_t get_32() const override;
virtual uint64_t get_64() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override;
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_16(uint16_t p_dest) override;
virtual void store_32(uint32_t p_dest) override;
virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists

24
drivers/windows/file_access_windows_pipe.cpp
View File

@ -96,22 +96,9 @@ String FileAccessWindowsPipe::get_path_absolute() const {
return path_src;
}
uint8_t FileAccessWindowsPipe::get_8() const {
ERR_FAIL_COND_V_MSG(fd[0] == 0, 0, "Pipe must be opened before use.");
uint8_t b;
if (!ReadFile(fd[0], &b, 1, nullptr, nullptr)) {
last_error = ERR_FILE_CANT_READ;
b = '\0';
} else {
last_error = OK;
}
return b;
}
uint64_t FileAccessWindowsPipe::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(fd[0] == 0, -1, "Pipe must be opened before use.");
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
DWORD read = -1;
if (!ReadFile(fd[0], p_dst, p_length, &read, nullptr) || read != p_length) {
@ -126,15 +113,6 @@ Error FileAccessWindowsPipe::get_error() const {
return last_error;
}
void FileAccessWindowsPipe::store_8(uint8_t p_src) {
ERR_FAIL_COND_MSG(fd[1] == 0, "Pipe must be opened before use.");
if (!WriteFile(fd[1], &p_src, 1, nullptr, nullptr)) {
last_error = ERR_FILE_CANT_WRITE;
} else {
last_error = OK;
}
}
void FileAccessWindowsPipe::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND_MSG(fd[1] == 0, "Pipe must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);

2
drivers/windows/file_access_windows_pipe.h
View File

@ -64,14 +64,12 @@ public:
virtual bool eof_reached() const override { return false; }
virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override {}
virtual void store_8(uint8_t p_src) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override { return false; }

96
platform/android/file_access_android.cpp
View File

@ -113,87 +113,6 @@ bool FileAccessAndroid::eof_reached() const {
return eof;
}
uint8_t FileAccessAndroid::get_8() const {
if (pos >= len) {
eof = true;
return 0;
}
uint8_t byte;
AAsset_read(asset, &byte, 1);
pos++;
return byte;
}
uint16_t FileAccessAndroid::get_16() const {
if (pos >= len) {
eof = true;
return 0;
}
uint16_t bytes = 0;
int r = AAsset_read(asset, &bytes, 2);
if (r >= 0) {
pos += r;
if (pos >= len) {
eof = true;
}
}
if (big_endian) {
bytes = BSWAP16(bytes);
}
return bytes;
}
uint32_t FileAccessAndroid::get_32() const {
if (pos >= len) {
eof = true;
return 0;
}
uint32_t bytes = 0;
int r = AAsset_read(asset, &bytes, 4);
if (r >= 0) {
pos += r;
if (pos >= len) {
eof = true;
}
}
if (big_endian) {
bytes = BSWAP32(bytes);
}
return bytes;
}
uint64_t FileAccessAndroid::get_64() const {
if (pos >= len) {
eof = true;
return 0;
}
uint64_t bytes = 0;
int r = AAsset_read(asset, &bytes, 8);
if (r >= 0) {
pos += r;
if (pos >= len) {
eof = true;
}
}
if (big_endian) {
bytes = BSWAP64(bytes);
}
return bytes;
}
uint64_t FileAccessAndroid::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
@ -209,6 +128,7 @@ uint64_t FileAccessAndroid::get_buffer(uint8_t *p_dst, uint64_t p_length) const
pos = len;
}
}
return r;
}
@ -220,19 +140,7 @@ void FileAccessAndroid::flush() {
ERR_FAIL();
}
void FileAccessAndroid::store_8(uint8_t p_dest) {
ERR_FAIL();
}
void FileAccessAndroid::store_16(uint16_t p_dest) {
ERR_FAIL();
}
void FileAccessAndroid::store_32(uint32_t p_dest) {
ERR_FAIL();
}
void FileAccessAndroid::store_64(uint64_t p_dest) {
void FileAccessAndroid::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL();
}

9
platform/android/file_access_android.h
View File

@ -68,19 +68,12 @@ public:
virtual bool eof_reached() const override; // reading passed EOF
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual uint8_t get_8() const override; // get a byte
virtual uint16_t get_16() const override;
virtual uint32_t get_32() const override;
virtual uint64_t get_64() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; // get last error
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; // store a byte
virtual void store_16(uint16_t p_dest) override;
virtual void store_32(uint32_t p_dest) override;
virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override;
virtual bool file_exists(const String &p_path) override; // return true if a file exists

62
platform/android/file_access_filesystem_jandroid.cpp
View File

@ -169,43 +169,6 @@ void FileAccessFilesystemJAndroid::_set_eof(bool eof) {
}
}
uint8_t FileAccessFilesystemJAndroid::get_8() const {
ERR_FAIL_COND_V_MSG(!is_open(), 0, "File must be opened before use.");
uint8_t byte;
get_buffer(&byte, 1);
return byte;
}
uint16_t FileAccessFilesystemJAndroid::get_16() const {
ERR_FAIL_COND_V_MSG(!is_open(), 0, "File must be opened before use.");
uint16_t bytes = 0;
get_buffer(reinterpret_cast<uint8_t *>(&bytes), 2);
if (big_endian) {
bytes = BSWAP16(bytes);
}
return bytes;
}
uint32_t FileAccessFilesystemJAndroid::get_32() const {
ERR_FAIL_COND_V_MSG(!is_open(), 0, "File must be opened before use.");
uint32_t bytes = 0;
get_buffer(reinterpret_cast<uint8_t *>(&bytes), 4);
if (big_endian) {
bytes = BSWAP32(bytes);
}
return bytes;
}
uint64_t FileAccessFilesystemJAndroid::get_64() const {
ERR_FAIL_COND_V_MSG(!is_open(), 0, "File must be opened before use.");
uint64_t bytes = 0;
get_buffer(reinterpret_cast<uint8_t *>(&bytes), 8);
if (big_endian) {
bytes = BSWAP64(bytes);
}
return bytes;
}
String FileAccessFilesystemJAndroid::get_line() const {
ERR_FAIL_COND_V_MSG(!is_open(), String(), "File must be opened before use.");
@ -271,31 +234,6 @@ uint64_t FileAccessFilesystemJAndroid::get_buffer(uint8_t *p_dst, uint64_t p_len
}
}
void FileAccessFilesystemJAndroid::store_8(uint8_t p_dest) {
store_buffer(&p_dest, 1);
}
void FileAccessFilesystemJAndroid::store_16(uint16_t p_dest) {
if (big_endian) {
p_dest = BSWAP16(p_dest);
}
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), 2);
}
void FileAccessFilesystemJAndroid::store_32(uint32_t p_dest) {
if (big_endian) {
p_dest = BSWAP32(p_dest);
}
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), 4);
}
void FileAccessFilesystemJAndroid::store_64(uint64_t p_dest) {
if (big_endian) {
p_dest = BSWAP64(p_dest);
}
store_buffer(reinterpret_cast<uint8_t *>(&p_dest), 8);
}
void FileAccessFilesystemJAndroid::store_buffer(const uint8_t *p_src, uint64_t p_length) {
if (_file_write) {
ERR_FAIL_COND_MSG(!is_open(), "File must be opened before use.");

8
platform/android/file_access_filesystem_jandroid.h
View File

@ -78,20 +78,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
virtual Error resize(int64_t p_length) override;
virtual uint8_t get_8() const override; ///< get a byte
virtual uint16_t get_16() const override;
virtual uint32_t get_32() const override;
virtual uint64_t get_64() const override;
virtual String get_line() const override; ///< get a line
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual void flush() override;
virtual void store_8(uint8_t p_dest) override; ///< store a byte
virtual void store_16(uint16_t p_dest) override;
virtual void store_32(uint32_t p_dest) override;
virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override;
virtual bool file_exists(const String &p_path) override; ///< return true if a file exists