Esp32 s3 support (#6341)

Co-authored-by: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Co-authored-by: Unexpected Maker <seon@unexpectedmaker.com>
Co-authored-by: Rodrigo Garcia <rodrigo.garcia@espressif.com>
Co-authored-by: Tomáš Pilný <34927466+PilnyTomas@users.noreply.github.com>
Co-authored-by: Pedro Minatel <pedro.minatel@espressif.com>
Co-authored-by: Ivan Grokhotkov <ivan@espressif.com>
Co-authored-by: Jan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>
Co-authored-by: Limor "Ladyada" Fried <limor@ladyada.net>

tools/sdk/esp32c3/include/json_parser/upstream/include/json_parser.h

@@ -0,0 +1,76 @@
+/*
+ *    Copyright 2020 Piyush Shah <shahpiyushv@gmail.com>
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ */
+#ifndef _JSON_PARSER_H_
+#define _JSON_PARSER_H_
+
+#define JSMN_HEADER
+#include <jsmn/jsmn.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define OS_SUCCESS  0
+#define OS_FAIL     -1
+
+typedef jsmn_parser json_parser_t;
+typedef jsmntok_t json_tok_t;
+
+typedef struct {
+	json_parser_t parser;
+	char *js;
+	json_tok_t *tokens;
+	json_tok_t *cur;
+	int num_tokens;
+} jparse_ctx_t;
+
+int json_parse_start(jparse_ctx_t *jctx, char *js, int len);
+int json_parse_end(jparse_ctx_t *jctx);
+
+int json_obj_get_array(jparse_ctx_t *jctx, char *name, int *num_elem);
+int json_obj_leave_array(jparse_ctx_t *jctx);
+int json_obj_get_object(jparse_ctx_t *jctx, char *name);
+int json_obj_leave_object(jparse_ctx_t *jctx);
+int json_obj_get_bool(jparse_ctx_t *jctx, char *name, bool *val);
+int json_obj_get_int(jparse_ctx_t *jctx, char *name, int *val);
+int json_obj_get_int64(jparse_ctx_t *jctx, char *name, int64_t *val);
+int json_obj_get_float(jparse_ctx_t *jctx, char *name, float *val);
+int json_obj_get_string(jparse_ctx_t *jctx, char *name, char *val, int size);
+int json_obj_get_strlen(jparse_ctx_t *jctx, char *name, int *strlen);
+int json_obj_get_object_str(jparse_ctx_t *jctx, char *name, char *val, int size);
+int json_obj_get_object_strlen(jparse_ctx_t *jctx, char *name, int *strlen);
+int json_obj_get_array_str(jparse_ctx_t *jctx, char *name, char *val, int size);
+int json_obj_get_array_strlen(jparse_ctx_t *jctx, char *name, int *strlen);
+
+int json_arr_get_array(jparse_ctx_t *jctx, uint32_t index);
+int json_arr_leave_array(jparse_ctx_t *jctx);
+int json_arr_get_object(jparse_ctx_t *jctx, uint32_t index);
+int json_arr_leave_object(jparse_ctx_t *jctx);
+int json_arr_get_bool(jparse_ctx_t *jctx, uint32_t index, bool *val);
+int json_arr_get_int(jparse_ctx_t *jctx, uint32_t index, int *val);
+int json_arr_get_int64(jparse_ctx_t *jctx, uint32_t index, int64_t *val);
+int json_arr_get_float(jparse_ctx_t *jctx, uint32_t index, float *val);
+int json_arr_get_string(jparse_ctx_t *jctx, uint32_t index, char *val, int size);
+int json_arr_get_strlen(jparse_ctx_t *jctx, uint32_t index, int *strlen);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _JSON_PARSER_H_ */

tools/sdk/esp32c3/include/json_parser/upstream/jsmn/jsmn.h

@@ -0,0 +1,471 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2010 Serge Zaitsev
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef JSMN_H
+#define JSMN_H
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef JSMN_STATIC
+#define JSMN_API static
+#else
+#define JSMN_API extern
+#endif
+
+/**
+ * JSON type identifier. Basic types are:
+ * 	o Object
+ * 	o Array
+ * 	o String
+ * 	o Other primitive: number, boolean (true/false) or null
+ */
+typedef enum {
+  JSMN_UNDEFINED = 0,
+  JSMN_OBJECT = 1,
+  JSMN_ARRAY = 2,
+  JSMN_STRING = 3,
+  JSMN_PRIMITIVE = 4
+} jsmntype_t;
+
+enum jsmnerr {
+  /* Not enough tokens were provided */
+  JSMN_ERROR_NOMEM = -1,
+  /* Invalid character inside JSON string */
+  JSMN_ERROR_INVAL = -2,
+  /* The string is not a full JSON packet, more bytes expected */
+  JSMN_ERROR_PART = -3
+};
+
+/**
+ * JSON token description.
+ * type		type (object, array, string etc.)
+ * start	start position in JSON data string
+ * end		end position in JSON data string
+ */
+typedef struct jsmntok {
+  jsmntype_t type;
+  int start;
+  int end;
+  int size;
+#ifdef JSMN_PARENT_LINKS
+  int parent;
+#endif
+} jsmntok_t;
+
+/**
+ * JSON parser. Contains an array of token blocks available. Also stores
+ * the string being parsed now and current position in that string.
+ */
+typedef struct jsmn_parser {
+  unsigned int pos;     /* offset in the JSON string */
+  unsigned int toknext; /* next token to allocate */
+  int toksuper;         /* superior token node, e.g. parent object or array */
+} jsmn_parser;
+
+/**
+ * Create JSON parser over an array of tokens
+ */
+JSMN_API void jsmn_init(jsmn_parser *parser);
+
+/**
+ * Run JSON parser. It parses a JSON data string into and array of tokens, each
+ * describing
+ * a single JSON object.
+ */
+JSMN_API int jsmn_parse(jsmn_parser *parser, const char *js, const size_t len,
+                        jsmntok_t *tokens, const unsigned int num_tokens);
+
+#ifndef JSMN_HEADER
+/**
+ * Allocates a fresh unused token from the token pool.
+ */
+static jsmntok_t *jsmn_alloc_token(jsmn_parser *parser, jsmntok_t *tokens,
+                                   const size_t num_tokens) {
+  jsmntok_t *tok;
+  if (parser->toknext >= num_tokens) {
+    return NULL;
+  }
+  tok = &tokens[parser->toknext++];
+  tok->start = tok->end = -1;
+  tok->size = 0;
+#ifdef JSMN_PARENT_LINKS
+  tok->parent = -1;
+#endif
+  return tok;
+}
+
+/**
+ * Fills token type and boundaries.
+ */
+static void jsmn_fill_token(jsmntok_t *token, const jsmntype_t type,
+                            const int start, const int end) {
+  token->type = type;
+  token->start = start;
+  token->end = end;
+  token->size = 0;
+}
+
+/**
+ * Fills next available token with JSON primitive.
+ */
+static int jsmn_parse_primitive(jsmn_parser *parser, const char *js,
+                                const size_t len, jsmntok_t *tokens,
+                                const size_t num_tokens) {
+  jsmntok_t *token;
+  int start;
+
+  start = parser->pos;
+
+  for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) {
+    switch (js[parser->pos]) {
+#ifndef JSMN_STRICT
+    /* In strict mode primitive must be followed by "," or "}" or "]" */
+    case ':':
+#endif
+    case '\t':
+    case '\r':
+    case '\n':
+    case ' ':
+    case ',':
+    case ']':
+    case '}':
+      goto found;
+    default:
+                   /* to quiet a warning from gcc*/
+      break;
+    }
+    if (js[parser->pos] < 32 || js[parser->pos] >= 127) {
+      parser->pos = start;
+      return JSMN_ERROR_INVAL;
+    }
+  }
+#ifdef JSMN_STRICT
+  /* In strict mode primitive must be followed by a comma/object/array */
+  parser->pos = start;
+  return JSMN_ERROR_PART;
+#endif
+
+found:
+  if (tokens == NULL) {
+    parser->pos--;
+    return 0;
+  }
+  token = jsmn_alloc_token(parser, tokens, num_tokens);
+  if (token == NULL) {
+    parser->pos = start;
+    return JSMN_ERROR_NOMEM;
+  }
+  jsmn_fill_token(token, JSMN_PRIMITIVE, start, parser->pos);
+#ifdef JSMN_PARENT_LINKS
+  token->parent = parser->toksuper;
+#endif
+  parser->pos--;
+  return 0;
+}
+
+/**
+ * Fills next token with JSON string.
+ */
+static int jsmn_parse_string(jsmn_parser *parser, const char *js,
+                             const size_t len, jsmntok_t *tokens,
+                             const size_t num_tokens) {
+  jsmntok_t *token;
+
+  int start = parser->pos;
+
+  parser->pos++;
+
+  /* Skip starting quote */
+  for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) {
+    char c = js[parser->pos];
+
+    /* Quote: end of string */
+    if (c == '\"') {
+      if (tokens == NULL) {
+        return 0;
+      }
+      token = jsmn_alloc_token(parser, tokens, num_tokens);
+      if (token == NULL) {
+        parser->pos = start;
+        return JSMN_ERROR_NOMEM;
+      }
+      jsmn_fill_token(token, JSMN_STRING, start + 1, parser->pos);
+#ifdef JSMN_PARENT_LINKS
+      token->parent = parser->toksuper;
+#endif
+      return 0;
+    }
+
+    /* Backslash: Quoted symbol expected */
+    if (c == '\\' && parser->pos + 1 < len) {
+      int i;
+      parser->pos++;
+      switch (js[parser->pos]) {
+      /* Allowed escaped symbols */
+      case '\"':
+      case '/':
+      case '\\':
+      case 'b':
+      case 'f':
+      case 'r':
+      case 'n':
+      case 't':
+        break;
+      /* Allows escaped symbol \uXXXX */
+      case 'u':
+        parser->pos++;
+        for (i = 0; i < 4 && parser->pos < len && js[parser->pos] != '\0';
+             i++) {
+          /* If it isn't a hex character we have an error */
+          if (!((js[parser->pos] >= 48 && js[parser->pos] <= 57) ||   /* 0-9 */
+                (js[parser->pos] >= 65 && js[parser->pos] <= 70) ||   /* A-F */
+                (js[parser->pos] >= 97 && js[parser->pos] <= 102))) { /* a-f */
+            parser->pos = start;
+            return JSMN_ERROR_INVAL;
+          }
+          parser->pos++;
+        }
+        parser->pos--;
+        break;
+      /* Unexpected symbol */
+      default:
+        parser->pos = start;
+        return JSMN_ERROR_INVAL;
+      }
+    }
+  }
+  parser->pos = start;
+  return JSMN_ERROR_PART;
+}
+
+/**
+ * Parse JSON string and fill tokens.
+ */
+JSMN_API int jsmn_parse(jsmn_parser *parser, const char *js, const size_t len,
+                        jsmntok_t *tokens, const unsigned int num_tokens) {
+  int r;
+  int i;
+  jsmntok_t *token;
+  int count = parser->toknext;
+
+  for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) {
+    char c;
+    jsmntype_t type;
+
+    c = js[parser->pos];
+    switch (c) {
+    case '{':
+    case '[':
+      count++;
+      if (tokens == NULL) {
+        break;
+      }
+      token = jsmn_alloc_token(parser, tokens, num_tokens);
+      if (token == NULL) {
+        return JSMN_ERROR_NOMEM;
+      }
+      if (parser->toksuper != -1) {
+        jsmntok_t *t = &tokens[parser->toksuper];
+#ifdef JSMN_STRICT
+        /* In strict mode an object or array can't become a key */
+        if (t->type == JSMN_OBJECT) {
+          return JSMN_ERROR_INVAL;
+        }
+#endif
+        t->size++;
+#ifdef JSMN_PARENT_LINKS
+        token->parent = parser->toksuper;
+#endif
+      }
+      token->type = (c == '{' ? JSMN_OBJECT : JSMN_ARRAY);
+      token->start = parser->pos;
+      parser->toksuper = parser->toknext - 1;
+      break;
+    case '}':
+    case ']':
+      if (tokens == NULL) {
+        break;
+      }
+      type = (c == '}' ? JSMN_OBJECT : JSMN_ARRAY);
+#ifdef JSMN_PARENT_LINKS
+      if (parser->toknext < 1) {
+        return JSMN_ERROR_INVAL;
+      }
+      token = &tokens[parser->toknext - 1];
+      for (;;) {
+        if (token->start != -1 && token->end == -1) {
+          if (token->type != type) {
+            return JSMN_ERROR_INVAL;
+          }
+          token->end = parser->pos + 1;
+          parser->toksuper = token->parent;
+          break;
+        }
+        if (token->parent == -1) {
+          if (token->type != type || parser->toksuper == -1) {
+            return JSMN_ERROR_INVAL;
+          }
+          break;
+        }
+        token = &tokens[token->parent];
+      }
+#else
+      for (i = parser->toknext - 1; i >= 0; i--) {
+        token = &tokens[i];
+        if (token->start != -1 && token->end == -1) {
+          if (token->type != type) {
+            return JSMN_ERROR_INVAL;
+          }
+          parser->toksuper = -1;
+          token->end = parser->pos + 1;
+          break;
+        }
+      }
+      /* Error if unmatched closing bracket */
+      if (i == -1) {
+        return JSMN_ERROR_INVAL;
+      }
+      for (; i >= 0; i--) {
+        token = &tokens[i];
+        if (token->start != -1 && token->end == -1) {
+          parser->toksuper = i;
+          break;
+        }
+      }
+#endif
+      break;
+    case '\"':
+      r = jsmn_parse_string(parser, js, len, tokens, num_tokens);
+      if (r < 0) {
+        return r;
+      }
+      count++;
+      if (parser->toksuper != -1 && tokens != NULL) {
+        tokens[parser->toksuper].size++;
+      }
+      break;
+    case '\t':
+    case '\r':
+    case '\n':
+    case ' ':
+      break;
+    case ':':
+      parser->toksuper = parser->toknext - 1;
+      break;
+    case ',':
+      if (tokens != NULL && parser->toksuper != -1 &&
+          tokens[parser->toksuper].type != JSMN_ARRAY &&
+          tokens[parser->toksuper].type != JSMN_OBJECT) {
+#ifdef JSMN_PARENT_LINKS
+        parser->toksuper = tokens[parser->toksuper].parent;
+#else
+        for (i = parser->toknext - 1; i >= 0; i--) {
+          if (tokens[i].type == JSMN_ARRAY || tokens[i].type == JSMN_OBJECT) {
+            if (tokens[i].start != -1 && tokens[i].end == -1) {
+              parser->toksuper = i;
+              break;
+            }
+          }
+        }
+#endif
+      }
+      break;
+#ifdef JSMN_STRICT
+    /* In strict mode primitives are: numbers and booleans */
+    case '-':
+    case '0':
+    case '1':
+    case '2':
+    case '3':
+    case '4':
+    case '5':
+    case '6':
+    case '7':
+    case '8':
+    case '9':
+    case 't':
+    case 'f':
+    case 'n':
+      /* And they must not be keys of the object */
+      if (tokens != NULL && parser->toksuper != -1) {
+        const jsmntok_t *t = &tokens[parser->toksuper];
+        if (t->type == JSMN_OBJECT ||
+            (t->type == JSMN_STRING && t->size != 0)) {
+          return JSMN_ERROR_INVAL;
+        }
+      }
+#else
+    /* In non-strict mode every unquoted value is a primitive */
+    default:
+#endif
+      r = jsmn_parse_primitive(parser, js, len, tokens, num_tokens);
+      if (r < 0) {
+        return r;
+      }
+      count++;
+      if (parser->toksuper != -1 && tokens != NULL) {
+        tokens[parser->toksuper].size++;
+      }
+      break;
+
+#ifdef JSMN_STRICT
+    /* Unexpected char in strict mode */
+    default:
+      return JSMN_ERROR_INVAL;
+#endif
+    }
+  }
+
+  if (tokens != NULL) {
+    for (i = parser->toknext - 1; i >= 0; i--) {
+      /* Unmatched opened object or array */
+      if (tokens[i].start != -1 && tokens[i].end == -1) {
+        return JSMN_ERROR_PART;
+      }
+    }
+  }
+
+  return count;
+}
+
+/**
+ * Creates a new parser based over a given buffer with an array of tokens
+ * available.
+ */
+JSMN_API void jsmn_init(jsmn_parser *parser) {
+  parser->pos = 0;
+  parser->toknext = 0;
+  parser->toksuper = -1;
+}
+
+#endif /* JSMN_HEADER */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* JSMN_H */

tools/sdk/esp32c3/include/json_parser/upstream/jsmn/test/test.h

@@ -0,0 +1,31 @@
+#ifndef __TEST_H__
+#define __TEST_H__
+
+static int test_passed = 0;
+static int test_failed = 0;
+
+/* Terminate current test with error */
+#define fail() return __LINE__
+
+/* Successful end of the test case */
+#define done() return 0
+
+/* Check single condition */
+#define check(cond)                                                            \
+  do {                                                                         \
+    if (!(cond))                                                               \
+      fail();                                                                  \
+  } while (0)
+
+/* Test runner */
+static void test(int (*func)(void), const char *name) {
+  int r = func();
+  if (r == 0) {
+    test_passed++;
+  } else {
+    test_failed++;
+    printf("FAILED: %s (at line %d)\n", name, r);
+  }
+}
+
+#endif /* __TEST_H__ */

tools/sdk/esp32c3/include/json_parser/upstream/jsmn/test/testutil.h

@@ -0,0 +1,96 @@
+#ifndef __TEST_UTIL_H__
+#define __TEST_UTIL_H__
+
+#include "../jsmn.h"
+
+static int vtokeq(const char *s, jsmntok_t *t, unsigned long numtok,
+                  va_list ap) {
+  if (numtok > 0) {
+    unsigned long i;
+    int start, end, size;
+    jsmntype_t type;
+    char *value;
+
+    size = -1;
+    value = NULL;
+    for (i = 0; i < numtok; i++) {
+      type = va_arg(ap, jsmntype_t);
+      if (type == JSMN_STRING) {
+        value = va_arg(ap, char *);
+        size = va_arg(ap, int);
+        start = end = -1;
+      } else if (type == JSMN_PRIMITIVE) {
+        value = va_arg(ap, char *);
+        start = end = size = -1;
+      } else {
+        start = va_arg(ap, int);
+        end = va_arg(ap, int);
+        size = va_arg(ap, int);
+        value = NULL;
+      }
+      if (t[i].type != type) {
+        printf("token %lu type is %d, not %d\n", i, t[i].type, type);
+        return 0;
+      }
+      if (start != -1 && end != -1) {
+        if (t[i].start != start) {
+          printf("token %lu start is %d, not %d\n", i, t[i].start, start);
+          return 0;
+        }
+        if (t[i].end != end) {
+          printf("token %lu end is %d, not %d\n", i, t[i].end, end);
+          return 0;
+        }
+      }
+      if (size != -1 && t[i].size != size) {
+        printf("token %lu size is %d, not %d\n", i, t[i].size, size);
+        return 0;
+      }
+
+      if (s != NULL && value != NULL) {
+        const char *p = s + t[i].start;
+        if (strlen(value) != (unsigned long)(t[i].end - t[i].start) ||
+            strncmp(p, value, t[i].end - t[i].start) != 0) {
+          printf("token %lu value is %.*s, not %s\n", i, t[i].end - t[i].start,
+                 s + t[i].start, value);
+          return 0;
+        }
+      }
+    }
+  }
+  return 1;
+}
+
+static int tokeq(const char *s, jsmntok_t *tokens, unsigned long numtok, ...) {
+  int ok;
+  va_list args;
+  va_start(args, numtok);
+  ok = vtokeq(s, tokens, numtok, args);
+  va_end(args);
+  return ok;
+}
+
+static int parse(const char *s, int status, unsigned long numtok, ...) {
+  int r;
+  int ok = 1;
+  va_list args;
+  jsmn_parser p;
+  jsmntok_t *t = malloc(numtok * sizeof(jsmntok_t));
+
+  jsmn_init(&p);
+  r = jsmn_parse(&p, s, strlen(s), t, numtok);
+  if (r != status) {
+    printf("status is %d, not %d\n", r, status);
+    return 0;
+  }
+
+  if (status >= 0) {
+    va_start(args, numtok);
+    ok = vtokeq(s, t, numtok, args);
+    va_end(args);
+  }
+  free(t);
+  return ok;
+}
+
+#endif /* __TEST_UTIL_H__ */