From 081bdb70628163768a7361be10772c11980b5536 Mon Sep 17 00:00:00 2001 From: Freya Murphy Date: Sat, 16 Dec 2023 20:09:24 -0500 Subject: [PATCH] snbt --- README.md | 2 +- src/flags.c | 4 + src/json/print.c | 2 +- src/json/read.c | 1 - src/snbt/print.c | 210 ++++++++++++++ src/snbt/read.c | 740 +++++++++++++++++++++++++++++++++++++++++++++++ src/snbt/snbt.h | 9 + src/stream.h | 2 + src/tag.c | 3 + 9 files changed, 970 insertions(+), 3 deletions(-) create mode 100644 src/snbt/print.c create mode 100644 src/snbt/read.c create mode 100644 src/snbt/snbt.h diff --git a/README.md b/README.md index 24f7344..7d5b38b 100644 --- a/README.md +++ b/README.md @@ -13,7 +13,7 @@ Files will have their filetype auto guessed based on their file extension: `.nbt The current supported file formats are - `nbt` - Named Binary Tag -- `snbt` - String Named Binary Tag (TODO!!) +- `snbt` - String Named Binary Tag - `json` - Java Script Object Notation (lossy) #### complementation diff --git a/src/flags.c b/src/flags.c index 58311ac..9abe76c 100644 --- a/src/flags.c +++ b/src/flags.c @@ -73,15 +73,19 @@ void parse_short_args(flags_t *flags, char *arg, int len) { break; case 's': flags->fin = SNBT; + flags->__set_fin = true; break; case 'S': flags->fout = SNBT; + flags->__set_fout = true; break; case 'n': flags->fin = NBT; + flags->__set_fin = true; break; case 'N': flags->fout = NBT; + flags->__set_fout = true; break; case 'h': flags->help = true; diff --git a/src/json/print.c b/src/json/print.c index 9f2931f..ab154b9 100644 --- a/src/json/print.c +++ b/src/json/print.c @@ -160,7 +160,7 @@ static bool json_print_data(const tag_t *tag, const stream_t *stream, int depth) static bool json_print_impl(const tag_t *tag, const stream_t *stream, int depth) { if (tag->name_len > 0) { - printi(stream, depth, "\"%.*s\":\t", tag->name_len, tag->name); + printi(stream, depth, "\"%.*s\": ", tag->name_len, tag->name); } else { for (int i = 0; i < depth; i++) printi(stream, 0, "\t"); diff --git a/src/json/read.c b/src/json/read.c index 50a5fd1..dbb246a 100644 --- a/src/json/read.c +++ b/src/json/read.c @@ -627,7 +627,6 @@ static bool json_read_value(tag_t *tag, const stream_t *stream, token_t *first) return ok; } - bool json_read(tag_t *tag, const stream_t *stream) { return json_read_value(tag, stream, NULL); } diff --git a/src/snbt/print.c b/src/snbt/print.c new file mode 100644 index 0000000..9dec75c --- /dev/null +++ b/src/snbt/print.c @@ -0,0 +1,210 @@ +#include "snbt.h" +#include +#include + +static char buf[1024]; + +__attribute__((format(printf, 3, 4))) +static bool printi(const stream_t *stream, int depth, const char *format, ...) { + for (int i = 0; i < depth; i++) + if (stream_write(stream, "\t", 1) == false) + return false; + va_list list; + va_start(list, format); + int len; + if ((len = vsnprintf(buf, 1024, format, list)) < 0) + return false; + if (stream_write(stream, buf, len) == false) + return false; + return true; +} + +static bool snbt_print_impl(const tag_t *tag, const stream_t *stream, int depth); + +static bool snbt_print_byte_array(const tagdata_t *data, const stream_t *stream) { + if (printi(stream, 0, "[B;") == false) + return false; + for (int32_t i = 0; i < data->b_arr.size; i++) { + if (i != 0) + if (printi(stream, 0, ",") == false) + return false; + if (printi(stream, 0, "%hhdb", data->b_arr.data[i]) == false) + return false; + } + if (printi(stream, 0, "]") == false) + return false; + return true; +} + +static bool snbt_print_int_array(const tagdata_t *data, const stream_t *stream) { + if (printi(stream, 0, "[I;") == false) + return false; + for (int32_t i = 0; i < data->i_arr.size; i++) { + if (i != 0) + if (printi(stream, 0, ",") == false) + return false; + if (printi(stream, 0, "%d", data->i_arr.data[i]) == false) + return false; + } + if (printi(stream, 0, "]") == false) + return false; + return true; +} + +static bool snbt_print_long_array(const tagdata_t *data, const stream_t *stream) { + if (printi(stream, 0, "[L;") == false) + return false; + for (int32_t i = 0; i < data->l_arr.size; i++) { + if (i != 0) + if (printi(stream, 0, ",") == false) + return false; + if (printi(stream, 0, "%ldL", data->l_arr.data[i]) == false) + return false; + } + if (printi(stream, 0, "]") == false) + return false; + return true; +} + +static bool snbt_string_unquoted(const char *text, uint16_t len) { + for (uint16_t i = 0; i < len; i++) { + char c = text[i]; + if (snbt_allowed_ident(c)) + continue; + return false; + } + return true; +} + +static bool snbt_print_string_impl(const stream_t *stream, int depth, char *text, uint16_t len) { + if (len > 0 && snbt_string_unquoted(text, len)) { + if (printi(stream, depth, "%.*s", len, text) == false) + return false; + } else if (len > 0) { + if (printi(stream, depth, "\"") == false) + return false; + for (uint16_t i = 0; i < len; i++) { + char c = text[i]; + if (c == '\\' || c == '"') { + if (printi(stream, 0, "\\%c", c) == false) + return false; + } else { + if (printi(stream, 0, "%c", c) == false) + return false; + } + } + if (printi(stream, 0, "\"") == false) + return false; + } else { + if (printi(stream, depth, "''") == false) + return false; + } + return true; +} + +static bool snbt_print_string(const tagdata_t *data, const stream_t *stream) { + char *text = data->string.data; + uint16_t len = data->string.size; + return snbt_print_string_impl(stream, 0, text, len); +} + +static bool snbt_print_compound(const tagdata_t *data, const stream_t *stream, int depth) { + if (printi(stream, 0, "{\n") == false) + return false; + bool first = true; + for (uint32_t i = 0; i < data->compound.capacity; i++) { + if (data->compound.entries[i].name == NULL) + continue; + if (!first && printi(stream, 0, ",\n") == false) + return false; + first = false; + if (snbt_print_impl(&data->compound.entries[i], stream, depth + 1) == false) + return false; + } + if (printi(stream, 0, "\n") == false || printi(stream, depth, "}") == false) + return false; + return true; +} + +static bool snbt_print_list(const tagdata_t *data, const stream_t *stream, int depth) { + if (printi(stream, 0, "[\n") == false) + return false; + for (int32_t i = 0; i < data->list.size; i++) { + if (i != 0 && printi(stream, 0, ",\n") == false) + return false; + if (snbt_print_impl(&data->list.tags[i], stream, depth + 1) == false) + return false; + } + if (printi(stream, 0, "\n") == false || printi(stream, depth, "]") == false) + return false; + return true; +} + +static bool snbt_print_data(const tag_t *tag, const stream_t *stream, int depth) { + + bool ok = true; + + switch (tag->type) { + case TAG_BYTE: + ok = printi(stream, 0, "%hhdb", tag->data.b); + break; + case TAG_SHORT: + ok = printi(stream, 0, "%hds", tag->data.s); + break; + case TAG_INT: + ok = printi(stream, 0, "%d", tag->data.i); + break; + case TAG_LONG: + ok = printi(stream, 0, "%ldL", tag->data.l); + break; + case TAG_FLOAT: + ok = printi(stream, 0, "%.9gf", tag->data.f); + break; + case TAG_DOUBLE: + ok = printi(stream, 0, "%.17g", tag->data.d); + break; + case TAG_BYTE_ARRAY: + ok = snbt_print_byte_array(&tag->data, stream); + break; + case TAG_STRING: + ok = snbt_print_string(&tag->data, stream); + break; + case TAG_LIST: + ok = snbt_print_list(&tag->data, stream, depth); + break; + case TAG_COMPOUND: + ok = snbt_print_compound(&tag->data, stream, depth); + break; + case TAG_INT_ARRAY: + ok = snbt_print_int_array(&tag->data, stream); + break; + case TAG_LONG_ARRAY: + ok = snbt_print_long_array(&tag->data, stream); + break; + case TAG_END: + break; + } + + return ok; +} + +static bool snbt_print_impl(const tag_t *tag, const stream_t *stream, int depth) { + if (tag->name_len > 0) { + if (snbt_print_string_impl(stream, depth, tag->name, tag->name_len) == false) + return false; + if (printi(stream, 0, ": ") == false) + return false; + } else { + for (int i = 0; i < depth; i++) + printi(stream, 0, "\t"); + } + return snbt_print_data(tag, stream, depth); +} + +bool snbt_print(const tag_t *tag, const stream_t *stream) { + if (snbt_print_impl(tag, stream, 0) == false) + return false; + if (stream_write(stream, "\n", 1) == false) + return false; + return true; +} diff --git a/src/snbt/read.c b/src/snbt/read.c new file mode 100644 index 0000000..231404a --- /dev/null +++ b/src/snbt/read.c @@ -0,0 +1,740 @@ +#include "snbt.h" +#include "../lib.h" + +#include +#include +#include + +typedef enum { + TOK_RBRACE, + TOK_LBRACE, + TOK_RBRACK, + TOK_LBRACK, + TOK_COMMA, + TOK_COLON, + TOK_SEMI_COLON, + TOK_STRING, + TOK_IDENT, +} tokentype_t; + +typedef union { + struct { + char *data; + uint16_t len; + } text; + double d; + int64_t l; +} tokendata_t; + +typedef struct { + tokentype_t type; + tokendata_t data; +} token_t; + +static char ret = '\0'; + +static void snbt_free_token(token_t *token) { + if (token->type == TOK_IDENT || token->type == TOK_STRING) { + free(token->data.text.data); + } +} + +static bool snbt_parse_string(token_t *token, const stream_t *stream, char delimiter) { + int len = 0; + int capacity = 8; + char *buf = xalloc(capacity * sizeof(char)); + + while (1) { + char c; + if (stream_read(stream, &c, 1) == false) { + free(buf); + return false; + } + + if (c == delimiter) + break; + + if (c == '\\') { + if (stream_read(stream, &c, 1) == false) { + free(buf); + return false; + } + + if (c != '\\' && c != delimiter) { + free(buf); + return false; + } + } + + if (len == capacity) { + capacity *= 2; + buf = xrealloc(buf, capacity); + } + + buf[len++] = c; + } + + token->data.text.data = xalloc(len * sizeof(char)); + token->data.text.len = len; + memcpy(token->data.text.data, buf, len * sizeof(char)); + free(buf); + + return true; +} + +bool snbt_allowed_ident(char c) { + if (c >= '0' && c <= '9') + return true; + if (c >= 'a' && c <= 'z') + return true; + if (c >= 'A' && c <= 'Z') + return true; + if (c == '_' || c == '-' || c == '.' || c == '+') + return true; + return false; +} + +static bool snbt_parse_ident(token_t *token, const stream_t *stream, char first) { + int len = 0; + int capacity = 8; + char *buf = xalloc(capacity * sizeof(char)); + + buf[len++] = first; + + while (1) { + char c; + if (stream_read(stream, &c, 1) == false) { + free(buf); + return false; + } + + if (snbt_allowed_ident(c) == false) { + if (len == 0) { + free(buf); + return false; + } else { + ret = c; + break; + } + } + + if (len == capacity) { + capacity *= 2; + buf = xrealloc(buf, capacity); + } + + buf[len++] = c; + } + + token->data.text.data = xalloc(len * sizeof(char)); + token->data.text.len = len; + memcpy(token->data.text.data, buf, len * sizeof(char)); + free(buf); + + return true; +} + +static bool snbt_next_token(token_t *token, const stream_t *stream) { + + memset(token, 0, sizeof(token_t)); + + char c; + bool ok = true; + +retry: + + c = ret; + ret = '\0'; + + if (c == '\0' && stream_read(stream, &c, 1) == false) + return false; + + switch (c) { + case ' ': + case '\t': + case '\n': + case '\r': + goto retry; + case '{': + token->type = TOK_LBRACE; + break; + case '}': + token->type = TOK_RBRACE; + break; + case '[': + token->type = TOK_LBRACK; + break; + case ']': + token->type = TOK_RBRACK; + break; + case ':': + token->type = TOK_COLON; + break; + case ';': + token->type = TOK_SEMI_COLON; + break; + case ',': + token->type = TOK_COMMA; + break; + case '"': + case '\'': + token->type = TOK_STRING; + ok = snbt_parse_string(token, stream, c); + break; + default: + token->type = TOK_IDENT; + ok = snbt_parse_ident(token, stream, c); + break; + } + + return ok; +} + +static bool snbt_read_value(tag_t *tag, const stream_t *stream, token_t *first); +static bool snbt_convert_ident(tag_t *tag, token_t token); + +static bool snbt_read_byte_array(tag_t *tag, const stream_t *stream) { + int capacity = 8; + int len = 0; + int8_t *buf = xalloc(capacity * sizeof(int8_t)); + + while(1) { + tag_t value; + if (snbt_read_value(&value, stream, NULL) == false) { + free(buf); + return false; + } + + if (value.type != TAG_BYTE) { + tag_free(&value); + free(buf); + return false; + } + if (len == capacity) { + capacity *= 2; + buf = xrealloc(buf, capacity * sizeof(int8_t)); + } + buf[len++] = value.data.b; + token_t token; + if (snbt_next_token(&token, stream) == false) { + free(buf); + return false; + } + if (token.type == TOK_COMMA) + continue; + if (token.type == TOK_RBRACK) + break; + free(buf); + return false; + } + tag->type = TAG_BYTE_ARRAY; + tag->data.b_arr.data = xalloc(len * sizeof(int8_t)); + tag->data.b_arr.size = len; + memcpy(tag->data.b_arr.data, buf, len * sizeof(int8_t)); + free(buf); + + return true; +} + +static bool snbt_read_int_array(tag_t *tag, const stream_t *stream) { + int capacity = 8; + int len = 0; + int32_t *buf = xalloc(capacity * sizeof(int32_t)); + + while(1) { + tag_t value; + if (snbt_read_value(&value, stream, NULL) == false) { + free(buf); + return false; + } + if (value.type != TAG_INT) { + tag_free(&value); + free(buf); + return false; + } + if (len == capacity) { + capacity *= 2; + buf = xrealloc(buf, capacity * sizeof(int32_t)); + } + buf[len++] = value.data.i; + token_t token; + if (snbt_next_token(&token, stream) == false) { + free(buf); + return false; + } + if (token.type == TOK_COMMA) + continue; + if (token.type == TOK_RBRACK) + break; + free(buf); + return false; + } + tag->type = TAG_INT_ARRAY; + tag->data.i_arr.data = xalloc(len * sizeof(int32_t)); + tag->data.i_arr.size = len; + memcpy(tag->data.i_arr.data, buf, len * sizeof(int32_t)); + free(buf); + + return true; +} + +static bool snbt_read_long_array(tag_t *tag, const stream_t *stream) { + int capacity = 8; + int len = 0; + int64_t *buf = xalloc(capacity * sizeof(int64_t)); + + while(1) { + tag_t value; + if (snbt_read_value(&value, stream, NULL) == false) { + free(buf); + return false; + } + if (value.type != TAG_LONG) { + tag_free(&value); + free(buf); + return false; + } + if (len == capacity) { + capacity *= 2; + buf = xrealloc(buf, capacity * sizeof(int64_t)); + } + buf[len++] = value.data.l; + token_t token; + if (snbt_next_token(&token, stream) == false) { + free(buf); + return false; + } + if (token.type == TOK_COMMA) + continue; + if (token.type == TOK_RBRACK) + break; + free(buf); + return false; + } + tag->type = TAG_LONG_ARRAY; + tag->data.l_arr.data = xalloc(len * sizeof(int64_t)); + tag->data.l_arr.size = len; + memcpy(tag->data.l_arr.data, buf, len * sizeof(int64_t)); + free(buf); + + return true; +} + +static bool snbt_read_array(tag_t *tag, tagtype_t type, const stream_t *stream) { + switch(type) { + case TAG_BYTE: + return snbt_read_byte_array(tag, stream); + case TAG_INT: + return snbt_read_int_array(tag, stream); + case TAG_LONG: + return snbt_read_long_array(tag, stream); + default: + return false; + } +} + +static bool snbt_read_list(tag_t *tag, tag_t *first, token_t *tok_sav, const stream_t *stream) { + int capacity = 8; + int len = 0; + tag_t *tags = xalloc(sizeof(tag_t) * capacity); + tagtype_t type = TAG_END; + + if (first != NULL) { + first->name_len = 0; + first->name = ""; + tags[len++] = *first; + type = first->type; + goto endcheck; + } + + if (tok_sav == NULL) { + if (snbt_next_token(tok_sav, stream) == false) { + free(tags); + return false; + } + if (tok_sav->type == TOK_RBRACK) { + goto end; + } + } + + while(1) { + + tag_t value; + token_t check; + + if (snbt_read_value(&value, stream, tok_sav) == false) { + snbt_free_token(tok_sav); + free(tags); + return false; + } + + tok_sav = NULL; + + if (type != TAG_END && value.type != type) { + free(tags); + return false; + } + + if (len == capacity) { + capacity *= 2; + tags = xrealloc(tags, capacity * sizeof(tag_t)); + } + + tags[len++] = value; + +endcheck: + + if (snbt_next_token(&check, stream) == false) { + free(tags); + return false; + } + + if (check.type == TOK_COMMA) + continue; + + if (check.type == TOK_RBRACK) + break; + + free(tags); + return false; + } +end: + tag->type = TAG_LIST; + tag->data.list.type = type; + tag->data.list.size = len; + tag->data.list.tags = xalloc(len * sizeof(tag_t)); + memcpy(tag->data.list.tags, tags, len *sizeof(tag_t)); + free(tags); + + return true; +} + +static bool snbt_read_collection(tag_t *tag, const stream_t *stream) { + + token_t first; + + if (snbt_next_token(&first, stream) == false) + return false; + + if (first.type == TOK_RBRACK) { + tag->type = TAG_LIST; + tag->data.list.type = TAG_END; + tag->data.list.size = 0; + tag->data.list.tags = NULL; + return true; + } + + if (first.type == TOK_IDENT && first.data.text.len == 1) { + tagtype_t type; + char c = first.data.text.data[0]; + switch (c) { + case 'B': + type = TAG_BYTE; + break; + case 'I': + type = TAG_INT; + break; + case 'L': + type = TAG_LONG; + break; + default: { + tag_t new; + if (snbt_convert_ident(&new, first) == false) { + snbt_free_token(&first); + return false; + } + return snbt_read_list(tag, &new, NULL, stream); + } + } + + token_t second; + if (snbt_next_token(&second, stream) == false) { + snbt_free_token(&first); + return false; + } + + if (second.type == TOK_COMMA) { + tag_t new; + new.type = TAG_STRING; + new.data.string.data = first.data.text.data; + new.data.string.size = first.data.text.len; + return snbt_read_list(tag, &new, NULL, stream); + } + + snbt_free_token(&first); + + if (second.type == TOK_SEMI_COLON) { + return snbt_read_array(tag, type, stream); + } + + snbt_free_token(&second); + return false; + + } + + return snbt_read_list(tag, NULL, &first, stream); +} + +static bool snbt_read_compound(tagdata_t *data, const stream_t *stream) { + map_t map; + map_init(&map); + + token_t next = {0}; + if (snbt_next_token(&next, stream) == false) { + snbt_free_token(&next); + return false; + } + + if (next.type == TOK_RBRACE) { + data->compound = map; + return true; + } + + while (1) { + + if (next.type != TOK_STRING && next.type != TOK_IDENT) { + map_free(&map); + snbt_free_token(&next); + return false; + } + + char *name = next.data.text.data; + int name_len = next.data.text.len; + + if (name_len < 1) { + map_free(&map); + free(name); + return false; + } + + if (snbt_next_token(&next, stream) == false || next.type != TOK_COLON) { + map_free(&map); + free(name); + return false; + } + + tag_t value; + if (snbt_read_value(&value, stream, NULL) == false) { + map_free(&map); + free(name); + return false; + } + + value.name = name; + value.name_len = name_len; + + map_put(&map, &value); + + if (snbt_next_token(&next, stream) == false) { + map_free(&map); + snbt_free_token(&next); + return false; + } + + if (next.type == TOK_COMMA) { + if (snbt_next_token(&next, stream) == false) { + map_free(&map); + return false; + } + continue; + } else if (next.type == TOK_RBRACE) { + break; + } else { + map_free(&map); + snbt_free_token(&next); + return false; + } + + } + + data->compound = map; + + return true; +} + +static bool snbt_convert_decimal(tag_t *tag, char *text) { + uint16_t len = strlen(text); + + char *end = NULL; + + double d = strtod(text, &end); + + char c = *end; + bool check1 = end == &text[len - 1] && ( + c == 'f' || + c == 'F' || + c == 'd' || + c == 'D' + ); + bool check2 = end == &text[len] && c == '\0'; + if (!check1 && !check2) { + return false; + } + + if (tag->type == TAG_FLOAT) { + tag->data.f = (float)d; + } else { + tag->data.d = d; + } + + return true; +} + +static bool snbt_convert_int(tag_t *tag, char *text) { + uint16_t len = strlen(text); + + char *end = NULL; + + uint64_t i = strtol(text, &end, 10); + + char c = *end; + bool check1 = end == &text[len - 1] && ( + c == 'b' || + c == 'B' || + c == 's' || + c == 'S' || + c == 'l' || + c == 'L' + ); + bool check2 = end == &text[len] && c == '\0'; + if (!check1 && !check2) { + return false; + } + + if (tag->type == TAG_BYTE) { + tag->data.b = (uint8_t)i; + } else if (tag->type == TAG_SHORT) { + tag->data.s = (uint16_t)i; + } else if (tag->type == TAG_INT) { + tag->data.i = (uint32_t)i; + } else { + tag->data.l = i; + } + + return true; +} + +static bool snbt_convert_ident(tag_t *tag, token_t token) { + uint16_t len = token.data.text.len + 1; + char *text = xalloc(len * sizeof(char)); + memcpy(text, token.data.text.data, len - 1); + text[len - 1] = '\0'; + + if (len == 4 && memcmp(text, "true", 4) == 0) { + tag->type = TAG_BYTE; + tag->data.b = 1; + } else if (len == 5 && memcmp(text, "false", 5) == 0) { + tag->type = TAG_BYTE; + tag->data.b = 0; + } + + // try to parse as a number lol he he ha ha + char end = text[len - 2]; + + bool ok = false; + + switch (end) { + case 'f': + case 'F': + tag->type = TAG_FLOAT; + ok = snbt_convert_decimal(tag, text); + break; + case 'd': + case 'D': + tag->type = TAG_DOUBLE; + ok = snbt_convert_decimal(tag, text); + break; + case 'b': + case 'B': + tag->type = TAG_BYTE; + ok = snbt_convert_int(tag, text); + break; + case 's': + case 'S': + tag->type = TAG_SHORT; + ok = snbt_convert_int(tag, text); + break; + case 'l': + case 'L': + tag->type = TAG_LONG; + ok = snbt_convert_int(tag, text); + break; + default: + break; + } + + if (ok) { + free(text); + snbt_free_token(&token); + return true; + } + + // unkown type try long >> double >> string (fallback) + + tag->type = TAG_INT; + if (snbt_convert_int(tag, text) == true) { + free(text); + snbt_free_token(&token); + return true; + } + + tag->type = TAG_DOUBLE; + if (snbt_convert_decimal(tag, text) == true) { + free(text); + snbt_free_token(&token); + return true; + } + + tag->type = TAG_STRING; + tag->data.string.data = token.data.text.data; + tag->data.string.size = token.data.text.len; + free(text); + return true; +} + +static bool snbt_read_value(tag_t *tag, const stream_t *stream, token_t *first) { + + token_t token; + + if (first != NULL) + token = *first; + else if (snbt_next_token(&token, stream) == false) + return false; + + tag->name = ""; + tag->name_len = 0; + + bool ok = true; + + switch (token.type) { + case TOK_RBRACK: + case TOK_RBRACE: + case TOK_COLON: + case TOK_SEMI_COLON: + case TOK_COMMA: + ok = false; + break; + case TOK_LBRACK: + tag->type = TAG_LIST; + ok = snbt_read_collection(tag, stream); + break; + case TOK_LBRACE: + tag->type = TAG_COMPOUND; + ok = snbt_read_compound(&tag->data, stream); + break; + case TOK_STRING: + tag->type = TAG_STRING; + tag->data.string.data = token.data.text.data; + tag->data.string.size = token.data.text.len; + break; + case TOK_IDENT: + ok = snbt_convert_ident(tag, token); + break; + } + + return ok; +} + +bool snbt_read(tag_t *tag, const stream_t *stream) { + return snbt_read_value(tag, stream, NULL); +} diff --git a/src/snbt/snbt.h b/src/snbt/snbt.h new file mode 100644 index 0000000..4b367bc --- /dev/null +++ b/src/snbt/snbt.h @@ -0,0 +1,9 @@ +#pragma once + +#include "../tag.h" +#include "../stream.h" + +bool snbt_read(tag_t *tag, const stream_t *stream); +bool snbt_print(const tag_t *tag, const stream_t *stream); + +bool snbt_allowed_ident(char c); diff --git a/src/stream.h b/src/stream.h index d9a05ce..7dc5407 100644 --- a/src/stream.h +++ b/src/stream.h @@ -7,6 +7,8 @@ typedef struct { FILE *__file; bool __alloc; + char peakbuf[16]; + int peakamt; } stream_t; stream_t stream_open(const char *path, const char* mode); diff --git a/src/tag.c b/src/tag.c index d704b13..8f1502c 100644 --- a/src/tag.c +++ b/src/tag.c @@ -1,6 +1,7 @@ #include "tag.h" #include "map.h" #include "nbt/nbt.h" +#include "snbt/snbt.h" #include "json/json.h" #include @@ -47,6 +48,7 @@ bool tag_read(tag_t *tag, const stream_t *stream, format_t format) { case NBT: return nbt_read(tag, stream); case SNBT: + return snbt_read(tag, stream); default: return false; } @@ -59,6 +61,7 @@ bool tag_print(tag_t *tag, const stream_t *stream, format_t format) { case NBT: return nbt_print(tag, stream); case SNBT: + return snbt_print(tag, stream); default: return false; }