X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Ffastbuf.c;h=980d53aa619ceb0509d64987ef57765dc8f42199;hb=7442c1c86d2210ca3ef1538115f4a0423cd2f046;hp=9a1cd4a5f265ff68511580f009159b5cd3d3e776;hpb=e3f62ad82e2b88c52c34dcf6b769ba517e7e57f9;p=libucw.git diff --git a/lib/fastbuf.c b/lib/fastbuf.c index 9a1cd4a5..980d53aa 100644 --- a/lib/fastbuf.c +++ b/lib/fastbuf.c @@ -1,7 +1,7 @@ /* * UCW Library -- Fast Buffered I/O * - * (c) 1997--2005 Martin Mares + * (c) 1997--2006 Martin Mares * * This software may be freely distributed and used according to the terms * of the GNU Lesser General Public License. @@ -9,7 +9,6 @@ #include "lib/lib.h" #include "lib/fastbuf.h" -#include "lib/mempool.h" #include @@ -85,112 +84,6 @@ void bputc_slow(struct fastbuf *f, uns c) *f->bptr++ = c; } -int bgetw_slow(struct fastbuf *f) -{ - int w1, w2; - w1 = bgetc_slow(f); - if (w1 < 0) - return w1; - w2 = bgetc_slow(f); - if (w2 < 0) - return w2; -#ifdef CPU_BIG_ENDIAN - return (w1 << 8) | w2; -#else - return w1 | (w2 << 8); -#endif -} - -u32 bgetl_slow(struct fastbuf *f) -{ - u32 l = bgetc_slow(f); -#ifdef CPU_BIG_ENDIAN - l = (l << 8) | bgetc_slow(f); - l = (l << 8) | bgetc_slow(f); - return (l << 8) | bgetc_slow(f); -#else - l = (bgetc_slow(f) << 8) | l; - l = (bgetc_slow(f) << 16) | l; - return (bgetc_slow(f) << 24) | l; -#endif -} - -u64 bgetq_slow(struct fastbuf *f) -{ - u32 l, h; -#ifdef CPU_BIG_ENDIAN - h = bgetl_slow(f); - l = bgetl_slow(f); -#else - l = bgetl_slow(f); - h = bgetl_slow(f); -#endif - return ((u64) h << 32) | l; -} - -u64 bget5_slow(struct fastbuf *f) -{ - u32 l, h; -#ifdef CPU_BIG_ENDIAN - h = bgetc_slow(f); - l = bgetl_slow(f); -#else - l = bgetl_slow(f); - h = bgetc_slow(f); -#endif - return ((u64) h << 32) | l; -} - -void bputw_slow(struct fastbuf *f, uns w) -{ -#ifdef CPU_BIG_ENDIAN - bputc_slow(f, w >> 8); - bputc_slow(f, w); -#else - bputc_slow(f, w); - bputc_slow(f, w >> 8); -#endif -} - -void bputl_slow(struct fastbuf *f, u32 l) -{ -#ifdef CPU_BIG_ENDIAN - bputc_slow(f, l >> 24); - bputc_slow(f, l >> 16); - bputc_slow(f, l >> 8); - bputc_slow(f, l); -#else - bputc_slow(f, l); - bputc_slow(f, l >> 8); - bputc_slow(f, l >> 16); - bputc_slow(f, l >> 24); -#endif -} - -void bputq_slow(struct fastbuf *f, u64 q) -{ -#ifdef CPU_BIG_ENDIAN - bputl_slow(f, q >> 32); - bputl_slow(f, q); -#else - bputl_slow(f, q); - bputl_slow(f, q >> 32); -#endif -} - -void bput5_slow(struct fastbuf *f, u64 o) -{ - u32 hi = o >> 32; - u32 low = o; -#ifdef CPU_BIG_ENDIAN - bputc_slow(f, hi); - bputl_slow(f, low); -#else - bputl_slow(f, low); - bputc_slow(f, hi); -#endif -} - uns bread_slow(struct fastbuf *f, void *b, uns l, uns check) { uns total = 0; @@ -238,135 +131,6 @@ void bwrite_slow(struct fastbuf *f, void *b, uns l) } } -byte * /* Non-standard */ -bgets(struct fastbuf *f, byte *b, uns l) -{ - byte *e = b + l - 1; - int k; - - k = bgetc(f); - if (k < 0) - return NULL; - while (b < e) - { - if (k == '\n' || k < 0) - { - *b = 0; - return b; - } - *b++ = k; - k = bgetc(f); - } - die("%s: Line too long", f->name); -} - -int -bgets_nodie(struct fastbuf *f, byte *b, uns l) -{ - byte *start = b; - byte *e = b + l - 1; - int k; - - k = bgetc(f); - if (k < 0) - return 0; - while (b < e) - { - if (k == '\n' || k < 0) - { - *b++ = 0; - return b - start; - } - *b++ = k; - k = bgetc(f); - } - return -1; -} - -uns -bgets_bb(struct fastbuf *f, bb_t *b) -{ - for (uns l = 0;; l++) - { - int k = bgetc(f); - byte *p = bb_grow(b, l + 1) + l; - if (k == '\n' || k < 0) - { - *p = 0; - return l; - } - *p = k; - } -} - -byte * -bgets_mp(struct mempool *mp, struct fastbuf *f) -{ - uns len = 256, l = 0; - byte *buf = alloca(len); - for (;;) - { - while (l < len) - { - int k = bgetc(f); - if (k == '\n' || k < 0) - { - byte *result = mp_alloc(mp, l + 1); - memcpy(result, buf, l); - result[l] = 0; - return result; - } - buf[l++] = k; - } - byte *old_buf = buf; - uns old_len = len; - len *= 2; - buf = alloca(len); - memcpy(buf, old_buf, old_len); - } -} - -int -bgets_stk_step(struct fastbuf *f, byte *old_buf, byte *buf, uns len) -{ - if (old_buf) - { - len = len >> 1; - memcpy(buf, old_buf, len); - buf += len; - } - while (len--) - { - int k = bgetc(f); - if (k == '\n' || k < 0) - return *buf = 0; - *buf++ = k; - } - return 1; -} - -byte * -bgets0(struct fastbuf *f, byte *b, uns l) -{ - byte *e = b + l - 1; - int k; - - k = bgetc(f); - if (k < 0) - return NULL; - while (b < e) - { - if (k <= 0) - { - *b = 0; - return b; - } - *b++ = k; - k = bgetc(f); - } - die("%s: Line too long", f->name); -} - void bbcopy_slow(struct fastbuf *f, struct fastbuf *t, uns l) {