308 lines
8.4 KiB
C++
308 lines
8.4 KiB
C++
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/*
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*
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* Some simple physfs extensions
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*
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*/
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#ifndef PHYSFSX_H
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#define PHYSFSX_H
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#include <cstddef>
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#include <string.h>
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#include <stdarg.h>
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// When PhysicsFS can *easily* be built as a framework on Mac OS X,
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// the framework form will be supported again -kreatordxx
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#if 1 //!(defined(__APPLE__) && defined(__MACH__))
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#include <physfs.h>
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#else
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#include <physfs/physfs.h>
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#endif
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#include "fmtcheck.h"
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#include "dxxsconf.h"
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#include "dxxerror.h"
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#include "vecmat.h"
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#include "byteswap.h"
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#ifdef __cplusplus
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extern void PHYSFSX_init(int argc, char *argv[]);
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static inline PHYSFS_sint16 PHYSFSX_readSXE16(PHYSFS_file *file, int swap)
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{
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PHYSFS_sint16 val;
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PHYSFS_read(file, &val, sizeof(val), 1);
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return swap ? SWAPSHORT(val) : val;
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}
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static inline PHYSFS_sint32 PHYSFSX_readSXE32(PHYSFS_file *file, int swap)
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{
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PHYSFS_sint32 val;
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PHYSFS_read(file, &val, sizeof(val), 1);
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return swap ? SWAPINT(val) : val;
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}
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static inline void PHYSFSX_readVectorX(PHYSFS_file *file, vms_vector *v, int swap)
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{
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v->x = PHYSFSX_readSXE32(file, swap);
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v->y = PHYSFSX_readSXE32(file, swap);
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v->z = PHYSFSX_readSXE32(file, swap);
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}
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static inline void PHYSFSX_readAngleVecX(PHYSFS_file *file, vms_angvec *v, int swap)
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{
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v->p = PHYSFSX_readSXE16(file, swap);
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v->b = PHYSFSX_readSXE16(file, swap);
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v->h = PHYSFSX_readSXE16(file, swap);
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}
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static inline int PHYSFSX_writeU8(PHYSFS_file *file, PHYSFS_uint8 val)
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{
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return PHYSFS_write(file, &val, 1, 1);
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}
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static inline int PHYSFSX_writeString(PHYSFS_file *file, const char *s)
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{
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return PHYSFS_write(file, s, 1, strlen(s) + 1);
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}
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static inline int PHYSFSX_puts(PHYSFS_file *file, const char *s, size_t len) __attribute_nonnull();
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static inline int PHYSFSX_puts(PHYSFS_file *file, const char *s, size_t len)
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{
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return PHYSFS_write(file, s, 1, len);
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}
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template <size_t len>
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static inline int PHYSFSX_puts_literal(PHYSFS_file *file, const char (&s)[len]) __attribute_nonnull();
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template <size_t len>
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static inline int PHYSFSX_puts_literal(PHYSFS_file *file, const char (&s)[len])
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{
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return PHYSFSX_puts(file, s, len);
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}
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#define PHYSFSX_puts(A1,S,...) (PHYSFSX_puts(A1,S, _dxx_call_puts_parameter2(1, ## __VA_ARGS__, strlen(S))))
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static inline int PHYSFSX_putc(PHYSFS_file *file, int c)
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{
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unsigned char ch = (unsigned char)c;
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if (PHYSFS_write(file, &ch, 1, 1) < 1)
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return -1;
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else
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return (int)c;
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}
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static inline int PHYSFSX_fgetc(PHYSFS_file *const fp)
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{
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unsigned char c;
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if (PHYSFS_read(fp, &c, 1, 1) != 1)
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return EOF;
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return c;
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}
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static inline int PHYSFSX_fseek(PHYSFS_file *fp, long int offset, int where)
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{
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int c, goal_position;
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switch(where)
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{
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case SEEK_SET:
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goal_position = offset;
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break;
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case SEEK_CUR:
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goal_position = PHYSFS_tell(fp) + offset;
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break;
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case SEEK_END:
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goal_position = PHYSFS_fileLength(fp) + offset;
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break;
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default:
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return 1;
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}
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c = PHYSFS_seek(fp, goal_position);
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return !c;
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}
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static inline char * PHYSFSX_fgets(char *buf, size_t n, PHYSFS_file *const fp)
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{
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size_t i;
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int c;
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for (i = 0; i < n - 1; i++)
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{
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do
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{
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c = PHYSFSX_fgetc(fp);
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if (c == EOF)
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{
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*buf = 0;
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return NULL;
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}
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if (c == 0 || c == 10) // Unix line ending
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break;
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if (c == 13) // Mac or DOS line ending
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{
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int c1;
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c1 = PHYSFSX_fgetc(fp);
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if (c1 != EOF) // The file could end with a Mac line ending
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PHYSFSX_fseek(fp, -1, SEEK_CUR);
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if (c1 == 10) // DOS line ending
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continue;
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else // Mac line ending
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break;
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}
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} while (c == 13);
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if (c == 13) // because cr-lf is a bad thing on the mac
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c = '\n'; // and anyway -- 0xod is CR on mac, not 0x0a
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if (c == '\n')
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break;
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*buf++ = c;
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}
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*buf = 0;
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return buf;
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}
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template <size_t n>
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static inline char * PHYSFSX_fgets(char (&buf)[n], PHYSFS_file *const fp)
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{
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return PHYSFSX_fgets(buf, n, fp);
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}
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static inline int PHYSFSX_printf(PHYSFS_file *file, const char *format, ...) __attribute_format_printf(2, 3);
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static inline int PHYSFSX_printf(PHYSFS_file *file, const char *format, ...)
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#define PHYSFSX_printf(A1,F,...) dxx_call_printf_checked(PHYSFSX_printf,PHYSFSX_puts_literal,(A1),(F),##__VA_ARGS__)
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{
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char buffer[1024];
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va_list args;
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va_start(args, format);
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size_t len = vsnprintf(buffer, sizeof(buffer), format, args);
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va_end(args);
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return PHYSFSX_puts(file, buffer, len);
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}
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#define PHYSFSX_writeFix PHYSFS_writeSLE32
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#define PHYSFSX_writeFixAng PHYSFS_writeSLE16
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static inline int PHYSFSX_writeVector(PHYSFS_file *file, vms_vector *v)
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{
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if (PHYSFSX_writeFix(file, v->x) < 1 ||
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PHYSFSX_writeFix(file, v->y) < 1 ||
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PHYSFSX_writeFix(file, v->z) < 1)
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return 0;
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return 1;
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}
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static inline int PHYSFSX_writeAngleVec(PHYSFS_file *file, vms_angvec *v)
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{
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if (PHYSFSX_writeFixAng(file, v->p) < 1 ||
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PHYSFSX_writeFixAng(file, v->b) < 1 ||
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PHYSFSX_writeFixAng(file, v->h) < 1)
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return 0;
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return 1;
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}
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static inline int PHYSFSX_writeMatrix(PHYSFS_file *file, vms_matrix *m)
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{
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if (PHYSFSX_writeVector(file, &m->rvec) < 1 ||
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PHYSFSX_writeVector(file, &m->uvec) < 1 ||
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PHYSFSX_writeVector(file, &m->fvec) < 1)
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return 0;
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return 1;
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}
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#define define_read_helper(T,N,F) \
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static inline T N(const char *func, const unsigned line, PHYSFS_file *file) \
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{ \
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T i; \
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if (!(F)(file, &i)) \
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{ \
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(Error)(func, line, "reading " #T " in " #N "() at %lu", (unsigned long)((PHYSFS_tell)(file))); \
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} \
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return i; \
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}
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static inline sbyte PHYSFSX_readS8(PHYSFS_file *file, sbyte *b)
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{
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return (PHYSFS_read(file, b, sizeof(*b), 1) == 1);
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}
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define_read_helper(sbyte, PHYSFSX_readByte, PHYSFSX_readS8);
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#define PHYSFSX_readByte(F) ((PHYSFSX_readByte)(__func__, __LINE__, (F)))
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define_read_helper(int, PHYSFSX_readInt, PHYSFS_readSLE32);
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#define PHYSFSX_readInt(F) ((PHYSFSX_readInt)(__func__, __LINE__, (F)))
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define_read_helper(int16_t, PHYSFSX_readShort, PHYSFS_readSLE16);
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#define PHYSFSX_readShort(F) ((PHYSFSX_readShort)(__func__, __LINE__, (F)))
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define_read_helper(fix, PHYSFSX_readFix, PHYSFS_readSLE32);
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#define PHYSFSX_readFix(F) ((PHYSFSX_readFix)(__func__, __LINE__, (F)))
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define_read_helper(fixang, PHYSFSX_readFixAng, PHYSFS_readSLE16);
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#define PHYSFSX_readFixAng(F) ((PHYSFSX_readFixAng)(__func__, __LINE__, (F)))
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static inline void PHYSFSX_readVector(const char *func, const unsigned line, vms_vector *v, PHYSFS_file *file)
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{
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v->x = (PHYSFSX_readFix)(func, line, file);
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v->y = (PHYSFSX_readFix)(func, line, file);
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v->z = (PHYSFSX_readFix)(func, line, file);
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}
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#define PHYSFSX_readVector(V,F) ((PHYSFSX_readVector(__func__, __LINE__, (V), (F))))
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static inline void PHYSFSX_readAngleVec(const char *func, const unsigned line, vms_angvec *v, PHYSFS_file *file)
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{
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v->p = (PHYSFSX_readFixAng)(func, line, file);
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v->b = (PHYSFSX_readFixAng)(func, line, file);
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v->h = (PHYSFSX_readFixAng)(func, line, file);
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}
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#define PHYSFSX_readAngleVec(V,F) ((PHYSFSX_readAngleVec(__func__, __LINE__, (V), (F))))
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static inline void PHYSFSX_readMatrix(const char *func, const unsigned line, vms_matrix *m,PHYSFS_file *file)
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{
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(PHYSFSX_readVector)(func, line, &m->rvec,file);
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(PHYSFSX_readVector)(func, line, &m->uvec,file);
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(PHYSFSX_readVector)(func, line, &m->fvec,file);
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}
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#define PHYSFSX_readMatrix(M,F) ((PHYSFSX_readMatrix)(__func__, __LINE__, (M), (F)))
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#define PHYSFSX_contfile_init PHYSFSX_addRelToSearchPath
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#define PHYSFSX_contfile_close PHYSFSX_removeRelFromSearchPath
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typedef char file_extension_t[5];
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int PHYSFSX_checkMatchingExtension(const file_extension_t *exts, const char *filename) __attribute_nonnull();
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extern int PHYSFSX_addRelToSearchPath(const char *relname, int add_to_end);
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extern int PHYSFSX_removeRelFromSearchPath(const char *relname);
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extern int PHYSFSX_fsize(const char *hogname);
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extern void PHYSFSX_listSearchPathContent();
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extern int PHYSFSX_checkSupportedArchiveTypes();
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extern int PHYSFSX_getRealPath(const char *stdPath, char *realPath);
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extern int PHYSFSX_isNewPath(const char *path);
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extern int PHYSFSX_rename(const char *oldpath, const char *newpath);
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extern char **PHYSFSX_findFiles(const char *path, const file_extension_t *exts) __attribute_nonnull();
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extern char **PHYSFSX_findabsoluteFiles(const char *path, const char *realpath, const file_extension_t *exts) __attribute_nonnull();
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extern PHYSFS_sint64 PHYSFSX_getFreeDiskSpace();
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extern int PHYSFSX_exists(const char *filename, int ignorecase);
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extern PHYSFS_file *PHYSFSX_openReadBuffered(const char *filename);
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extern PHYSFS_file *PHYSFSX_openWriteBuffered(const char *filename);
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extern void PHYSFSX_addArchiveContent();
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extern void PHYSFSX_removeArchiveContent();
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#endif
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#endif /* PHYSFSX_H */
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