diff options
Diffstat (limited to 'src/lib/ubjson/ubjw.c')
| -rw-r--r-- | src/lib/ubjson/ubjw.c | 626 |
1 files changed, 0 insertions, 626 deletions
diff --git a/src/lib/ubjson/ubjw.c b/src/lib/ubjson/ubjw.c deleted file mode 100644 index 9fce397..0000000 --- a/src/lib/ubjson/ubjw.c +++ /dev/null @@ -1,626 +0,0 @@ -#include "ubj.h"
-#include "ubj_internal.h"
-
-#ifdef MULTIPASS_TRACE_MALLOC
-#include "lib/mpmalloc.h"
-#else
-#define mpmalloc malloc
-#define mpfree free
-#endif
-
-#define CONTAINER_IS_SIZED 0x1
-#define CONTAINER_IS_TYPED 0x2
-#define CONTAINER_IS_UBJ_ARRAY 0x4
-#define CONTAINER_IS_UBJ_OBJECT 0x8
-
-#define CONTAINER_EXPECTS_KEY 0x10
-
-#define CONTAINER_STACK_MAX 16
-#define BUFFER_OUT_SIZE 1024
-
-#define MAX_DIMS 8
-
-
-struct priv_ubjw_container_t
-{
- uint8_t flags;
- UBJ_TYPE type;
- size_t elements_remaining;
-};
-
-struct ubjw_context_t_s
-{
- size_t(*write_cb)(const void* data, size_t size, size_t count, void* userdata);
- int(*close_cb)(void* userdata);
- void (*error_cb)(const char* error_msg);
-
- void* userdata;
-
- struct priv_ubjw_container_t container_stack[CONTAINER_STACK_MAX];
- struct priv_ubjw_container_t* head;
-
- uint8_t ignore_container_flags;
-
- uint16_t last_error_code;
-
- size_t total_written;
-};
-
-
-
-ubjw_context_t* ubjw_open_callback(void* userdata,
- size_t(*write_cb)(const void* data, size_t size, size_t count, void* userdata),
- int(*close_cb)(void* userdata),
- void (*error_cb)(const char* error_msg)
- )
-{
- ubjw_context_t* ctx = (ubjw_context_t*)mpmalloc(sizeof(ubjw_context_t));
- ctx->userdata = userdata;
- ctx->write_cb = write_cb;
- ctx->close_cb = close_cb;
- ctx->error_cb = error_cb;
-
- ctx->head = ctx->container_stack;
- ctx->head->flags = 0;
- ctx->head->type = UBJ_MIXED;
- ctx->head->elements_remaining = 0;
- //ctx->head->num_dims=1;
-
- ctx->ignore_container_flags = 0;
-
- ctx->last_error_code = 0;
-
- ctx->total_written = 0;
- return ctx;
-}
-ubjw_context_t* ubjw_open_file(FILE* fd)
-{
- return ubjw_open_callback(fd, (void*)fwrite,(void*)fclose,NULL);
-}
-
-struct mem_w_fd
-{
- uint8_t *begin,*current, *end;
-};
-
-static int memclose(void* mfd)
-{
- mpfree(mfd);
- return 0;
-}
-static size_t memwrite(const void* data, size_t size, size_t count, struct mem_w_fd* fp)
-{
- size_t n = size*count;
- size_t lim = fp->end - fp->current;
- if (lim < n)
- {
- n = lim;
- }
- memcpy(fp->current, data, n);
- fp->current += n;
- return n;
-}
-
-ubjw_context_t* ubjw_open_memory(uint8_t* be, uint8_t* en)
-{
- struct mem_w_fd* mfd = (struct mem_w_fd*)mpmalloc(sizeof(struct mem_w_fd));
- mfd->current = be;
- mfd->begin = be;
- mfd->end = en;
- return ubjw_open_callback(mfd, (void*)memwrite, (void*)memclose,NULL);
-}
-
-static inline void priv_ubjw_context_append(ubjw_context_t* ctx, uint8_t a)
-{
- ctx->total_written += 1;
- ctx->write_cb(&a, 1, 1, ctx->userdata);
-}
-
-static inline void priv_disassembly_begin(ubjw_context_t* ctx)
-{
-#ifdef UBJW_DISASSEMBLY_MODE
- priv_ubjw_context_append(ctx, (uint8_t)'[');
-#endif
-}
-static inline void priv_disassembly_end(ubjw_context_t* ctx)
-{
-#ifdef UBJW_DISASSEMBLY_MODE
- priv_ubjw_context_append(ctx, (uint8_t)']');
-#endif
-}
-static inline void priv_disassembly_indent(ubjw_context_t* ctx)
-{
-#ifdef UBJW_DISASSEMBLY_MODE
- int n = ctx->head - ctx->container_stack;
- int i;
- priv_ubjw_context_append(ctx, (uint8_t)'\n');
- for (i = 0; i < n; i++)
- {
- priv_ubjw_context_append(ctx, (uint8_t)'\t');
- }
-#endif
-}
-
-static inline void priv_ubjw_context_finish_container(ubjw_context_t* ctx, struct priv_ubjw_container_t* head)
-{
- if (head->flags & CONTAINER_IS_SIZED)
- {
- if (head->elements_remaining > 0)
- {
- //error not all elements written
- }
- }
- else
- {
- priv_disassembly_begin(ctx);
- if (head->flags & CONTAINER_IS_UBJ_ARRAY)
- {
- priv_ubjw_context_append(ctx, (uint8_t)']');
- }
- else if (head->flags & CONTAINER_IS_UBJ_OBJECT)
- {
- priv_ubjw_context_append(ctx, (uint8_t)'}');
- }
- priv_disassembly_end(ctx);
- }
-}
-
-static inline priv_ubjw_container_stack_push(ubjw_context_t* ctx, const struct priv_ubjw_container_t* cnt)
-{
- size_t height = ctx->head-ctx->container_stack+1;
- if(height < CONTAINER_STACK_MAX)
- {
- *(++(ctx->head))=*cnt;
- }
- else
- {
- //todo::error
- }
-}
-static inline struct priv_ubjw_container_t priv_ubjw_container_stack_pop(ubjw_context_t* ctx)
-{
- return *ctx->head--;
-}
-
-size_t ubjw_close_context(ubjw_context_t* ctx)
-{
- while (ctx->head > ctx->container_stack)
- {
- struct priv_ubjw_container_t cnt = priv_ubjw_container_stack_pop(ctx);
- priv_ubjw_context_finish_container(ctx, &cnt);
- };
- size_t n = ctx->total_written;
- if (ctx->close_cb)
- ctx->close_cb(ctx->userdata);
- mpfree(ctx);
- return n;
-}
-
-
-static inline size_t priv_ubjw_context_write(ubjw_context_t* ctx, const uint8_t* data, size_t sz)
-{
- ctx->total_written += sz;
- return ctx->write_cb(data, 1, sz, ctx->userdata);
-}
-
-static inline void priv_ubjw_tag_public(ubjw_context_t* ctx, UBJ_TYPE tid)
-{
- struct priv_ubjw_container_t* ch = ctx->head;
- if (!ctx->ignore_container_flags)
- {
-
- /*if (
- (!(ch->flags & (CONTAINER_IS_UBJ_ARRAY | CONTAINER_IS_UBJ_OBJECT))) &&
- (tid != UBJ_ARRAY && tid !=UBJ_OBJECT))
- {
- //error, only array and object can be first written
- }*/
-
- if (ch->flags & CONTAINER_IS_UBJ_OBJECT)
- {
- if (ch->flags & CONTAINER_EXPECTS_KEY)
- {
- //error,a key expected
- return;
- }
- ch->flags |= CONTAINER_EXPECTS_KEY; //set key expected next time in this context
- }
- else
- {
- priv_disassembly_indent(ctx);
- }
-
- if (ch->flags & CONTAINER_IS_SIZED)
- {
- ch->elements_remaining--; //todo: error if elements remaining is 0;
- }
-
- if ((ch->flags & CONTAINER_IS_TYPED) && ch->type == tid)
- {
- return;
- }
- }
- priv_disassembly_begin(ctx);
- priv_ubjw_context_append(ctx, UBJI_TYPEC_convert[tid]);
- priv_disassembly_end(ctx);
-}
-
-static inline void priv_ubjw_write_raw_string(ubjw_context_t* ctx, const char* out)//TODO: possibly use a safe string
-{
- size_t n = strlen(out);
- ctx->ignore_container_flags = 1;
- ubjw_write_integer(ctx, (int64_t)n);
- ctx->ignore_container_flags = 0;
- priv_disassembly_begin(ctx);
- priv_ubjw_context_write(ctx, (const uint8_t*)out, n);
- priv_disassembly_end(ctx);
-}
-void ubjw_write_string(ubjw_context_t* ctx, const char* out)
-{
- priv_ubjw_tag_public(ctx,UBJ_STRING);
- priv_ubjw_write_raw_string(ctx, out);
-}
-
-static inline void priv_ubjw_write_raw_char(ubjw_context_t* ctx, char out)
-{
- priv_disassembly_begin(ctx);
- priv_ubjw_context_append(ctx, (uint8_t)out);
- priv_disassembly_end(ctx);
-}
-void ubjw_write_char(ubjw_context_t* ctx, char out)
-{
- priv_ubjw_tag_public(ctx,UBJ_CHAR);
- priv_ubjw_write_raw_char(ctx, out);
-}
-
-#ifndef min
-static inline size_t min(size_t x,size_t y)
-{
- return x < y ? x : y;
-}
-#endif
-
-#ifdef UBJW_DISASSEMBLY_MODE
-#include <stdarg.h>
-#define DISASSEMBLY_PRINT_BUFFER_SIZE 1024
-
-static inline priv_disassembly_print(ubjw_context_t* ctx, const char* format,...)
-{
- char buffer[DISASSEMBLY_PRINT_BUFFER_SIZE];
- va_list args;
- va_start(args, format);
- int n=vsnprintf(buffer, DISASSEMBLY_PRINT_BUFFER_SIZE, format, args);
- n = min(n, DISASSEMBLY_PRINT_BUFFER_SIZE);
- priv_ubjw_context_write(ctx, buffer,n);
- va_end(args);
-}
-#endif
-
-static inline void priv_ubjw_write_raw_uint8(ubjw_context_t* ctx, uint8_t out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- priv_ubjw_context_append(ctx, out);
-#else
- priv_disassembly_print(ctx, "%hhu", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_uint8(ubjw_context_t* ctx, uint8_t out)
-{
- priv_ubjw_tag_public(ctx,UBJ_UINT8);
- priv_ubjw_write_raw_uint8(ctx, out);
-}
-
-static inline void priv_ubjw_write_raw_int8(ubjw_context_t* ctx, int8_t out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- priv_ubjw_context_append(ctx, *(uint8_t*)&out);
-#else
- priv_disassembly_print(ctx, "%hhd", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_int8(ubjw_context_t* ctx, int8_t out)
-{
- priv_ubjw_tag_public(ctx,UBJ_INT8);
- priv_ubjw_write_raw_int8(ctx, out);
-}
-
-static inline void priv_ubjw_write_raw_int16(ubjw_context_t* ctx, int16_t out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- uint8_t buf[2];
- _to_bigendian16(buf, *(uint16_t*)&out);
- priv_ubjw_context_write(ctx, buf, 2);
-#else
- priv_disassembly_print(ctx, "%hd", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_int16(ubjw_context_t* ctx, int16_t out)
-{
- priv_ubjw_tag_public(ctx,UBJ_INT16);
- priv_ubjw_write_raw_int16(ctx, out);
-}
-static inline void priv_ubjw_write_raw_int32(ubjw_context_t* ctx, int32_t out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- uint8_t buf[4];
- _to_bigendian32(buf, *(uint32_t*)&out);
- priv_ubjw_context_write(ctx, buf, 4);
-#else
- priv_disassembly_print(ctx, "%ld", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_int32(ubjw_context_t* ctx, int32_t out)
-{
- priv_ubjw_tag_public(ctx,UBJ_INT32);
- priv_ubjw_write_raw_int32(ctx, out);
-}
-static inline void priv_ubjw_write_raw_int64(ubjw_context_t* ctx, int64_t out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- uint8_t buf[8];
- _to_bigendian64(buf, *(uint64_t*)&out);
- priv_ubjw_context_write(ctx, buf, 8);
-#else
- priv_disassembly_print(ctx, "%lld", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_int64(ubjw_context_t* ctx, int64_t out)
-{
- priv_ubjw_tag_public(ctx,UBJ_INT64);
- priv_ubjw_write_raw_int64(ctx, out);
-}
-
-void ubjw_write_high_precision(ubjw_context_t* ctx, const char* hp)
-{
- priv_ubjw_tag_public(ctx,UBJ_HIGH_PRECISION);
- priv_ubjw_write_raw_string(ctx, hp);
-}
-UBJ_TYPE ubjw_min_integer_type(int64_t in)
-{
- uint64_t mc = llabs(in);
- if (mc < 0x80)
- {
- return UBJ_INT8;
- }
- else if (in > 0 && mc < 0x100)
- {
- return UBJ_UINT8;
- }
- else if (mc < 0x8000)
- {
- return UBJ_INT16;
- }
- else if (mc < 0x80000000)
- {
- return UBJ_INT32;
- }
- else
- {
- return UBJ_INT64;
- }
-}
-
-void ubjw_write_integer(ubjw_context_t* ctx, int64_t out)
-{
- switch (ubjw_min_integer_type(out))
- {
- case UBJ_INT8:
- ubjw_write_int8(ctx, (int8_t)out);
- break;
- case UBJ_UINT8:
- ubjw_write_uint8(ctx, (uint8_t)out);
- break;
- case UBJ_INT16:
- ubjw_write_int16(ctx, (int16_t)out);
- break;
- case UBJ_INT32:
- ubjw_write_int32(ctx, (int32_t)out);
- break;
- default:
- ubjw_write_int64(ctx, out);
- break;
- };
-}
-
-static inline void priv_ubjw_write_raw_float32(ubjw_context_t* ctx, float out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- uint32_t fout = *(uint32_t*)&out;
- uint8_t outbuf[4];
- _to_bigendian32(outbuf, fout);
- priv_ubjw_context_write(ctx, outbuf, 4);
-#else
- priv_disassembly_print(ctx, "%g", out);
-#endif
- priv_disassembly_end(ctx);
-
-}
-void ubjw_write_float32(ubjw_context_t* ctx, float out)
-{
- priv_ubjw_tag_public(ctx,UBJ_FLOAT32);
- priv_ubjw_write_raw_float32(ctx, out);
-}
-static inline void priv_ubjw_write_raw_float64(ubjw_context_t* ctx, double out)
-{
- priv_disassembly_begin(ctx);
-#ifndef UBJW_DISASSEMBLY_MODE
- uint64_t fout = *(uint64_t*)&out;
- uint8_t outbuf[8];
- _to_bigendian64(outbuf, fout);
- priv_ubjw_context_write(ctx, outbuf, 8);
-#else
- priv_disassembly_print(ctx, "%g", out);
-#endif
- priv_disassembly_end(ctx);
-}
-void ubjw_write_float64(ubjw_context_t* ctx, double out)
-{
- priv_ubjw_tag_public(ctx,UBJ_FLOAT64);
- priv_ubjw_write_raw_float64(ctx, out);
-}
-
-void ubjw_write_floating_point(ubjw_context_t* ctx, double out)
-{
- //this may not be possible to implement correctly...for now we just write it as a float64'
- ubjw_write_float64(ctx,out);
-}
-
-void ubjw_write_noop(ubjw_context_t* ctx)
-{
- priv_ubjw_tag_public(ctx,UBJ_NOOP);
-}
-void ubjw_write_null(ubjw_context_t* ctx)
-{
- priv_ubjw_tag_public(ctx,UBJ_NULLTYPE);
-}
-void ubjw_write_bool(ubjw_context_t* ctx, uint8_t out)
-{
- priv_ubjw_tag_public(ctx,(out ? UBJ_BOOL_TRUE : UBJ_BOOL_FALSE));
-}
-
-void priv_ubjw_begin_container(struct priv_ubjw_container_t* cnt, ubjw_context_t* ctx, UBJ_TYPE typ, size_t count)
-{
- cnt->flags=0;
- cnt->elements_remaining = count;
- cnt->type = typ;
-
- if (typ != UBJ_MIXED)
- {
- if (count == 0)
- {
- //error and return;
- }
- priv_disassembly_begin(ctx);
- priv_ubjw_context_append(ctx, '$');
- priv_disassembly_end(ctx);
-
- priv_disassembly_begin(ctx);
- priv_ubjw_context_append(ctx, UBJI_TYPEC_convert[typ]);
- priv_disassembly_end(ctx);
-
- cnt->flags |= CONTAINER_IS_TYPED;
- }
- if (count != 0)
- {
- priv_disassembly_begin(ctx);
- priv_ubjw_context_append(ctx, '#');
- priv_disassembly_end(ctx);
-
- ctx->ignore_container_flags = 1;
- ubjw_write_integer(ctx, (int64_t)count);
- ctx->ignore_container_flags = 0;
-
- cnt->flags |= CONTAINER_IS_SIZED;
- cnt->elements_remaining = count;
- }
-}
-void ubjw_begin_array(ubjw_context_t* ctx, UBJ_TYPE type, size_t count)
-{
- priv_ubjw_tag_public(ctx, UBJ_ARRAY); //todo: should this happen before any erro potential?
- struct priv_ubjw_container_t ch;
- priv_ubjw_begin_container(&ch, ctx, type, count);
- ch.flags |= CONTAINER_IS_UBJ_ARRAY;
- priv_ubjw_container_stack_push(ctx, &ch);
-}
-void ubjw_begin_ndarray(ubjw_context_t* dst, UBJ_TYPE type, const size_t* dims, uint8_t ndims);
-void ubjw_write_ndbuffer(ubjw_context_t* dst, const uint8_t* data, UBJ_TYPE type, const size_t* dims, uint8_t ndims);
-
-void ubjw_begin_object(ubjw_context_t* ctx, UBJ_TYPE type, size_t count)
-{
- priv_ubjw_tag_public(ctx, UBJ_OBJECT);
- struct priv_ubjw_container_t ch;
- priv_ubjw_begin_container(&ch, ctx, type, count);
- ch.flags |= CONTAINER_EXPECTS_KEY | CONTAINER_IS_UBJ_OBJECT;
- priv_ubjw_container_stack_push(ctx, &ch);
-}
-void ubjw_write_key(ubjw_context_t* ctx, const char* key)
-{
- if (ctx->head->flags & CONTAINER_EXPECTS_KEY && ctx->head->flags & CONTAINER_IS_UBJ_OBJECT)
- {
- priv_disassembly_indent(ctx);
- priv_ubjw_write_raw_string(ctx, key);
- ctx->head->flags ^= CONTAINER_EXPECTS_KEY; //turn off container
- }
- else
- {
- //error unexpected key
- }
-}
-void ubjw_end(ubjw_context_t* ctx)
-{
- struct priv_ubjw_container_t ch = priv_ubjw_container_stack_pop(ctx);
- if ((ch.flags & CONTAINER_IS_UBJ_OBJECT) && !(ch.flags & CONTAINER_EXPECTS_KEY))
- {
- //error expected value
- }
- priv_disassembly_indent(ctx);
- priv_ubjw_context_finish_container(ctx, &ch);
-}
-
-
-// Not used by benchmark.py -> high BUFFER_OUT_SIZE does not matter
-static inline void priv_ubjw_write_byteswap(ubjw_context_t* ctx, const uint8_t* data, int sz, size_t count)
-{
- uint8_t buf[BUFFER_OUT_SIZE];
-
- size_t i;
- size_t nbytes = sz*count;
- for (i = 0; i < nbytes; i+=BUFFER_OUT_SIZE)
- {
- size_t npass = min(nbytes - i, BUFFER_OUT_SIZE);
- memcpy(buf, data + i, npass);
- buf_endian_swap(buf, sz, npass/sz);
- priv_ubjw_context_write(ctx, buf, npass);
- }
-}
-void ubjw_write_buffer(ubjw_context_t* ctx, const uint8_t* data, UBJ_TYPE type, size_t count)
-{
- int typesz = UBJI_TYPE_size[type];
- if (typesz < 0)
- {
- //error cannot write an STC buffer of this type.
- }
- ubjw_begin_array(ctx, type, count);
- if (type == UBJ_STRING || type == UBJ_HIGH_PRECISION)
- {
- const char** databufs = (const char**)data;
- size_t i;
- for (i = 0; i < count; i++)
- {
- priv_ubjw_write_raw_string(ctx, databufs[i]);
- }
- }
-#ifndef UBJW_DISASSEMBLY_MODE
- else if (typesz == 1 || _is_bigendian())
- {
- size_t n = typesz*count;
- priv_ubjw_context_write(ctx, data, typesz*count);
- }
- else if (typesz > 1) //and not big-endian
- {
- priv_ubjw_write_byteswap(ctx, data,typesz,count);
- }
-#else
- else
- {
- size_t i;
- for (i = 0; i < count; i++)
- {
- ubjr_dynamic_t dyn = priv_ubjr_pointer_to_dynamic(type, data + i*typesz);
- ubjrw_write_dynamic(ctx, dyn, 0);
- }
- }
-#endif
- ubjw_end(ctx);
-}
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