diff options
Diffstat (limited to 'fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_platform.c')
| -rw-r--r-- | fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_platform.c | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_platform.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_platform.c new file mode 100644 index 000000000..35b893d81 --- /dev/null +++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_platform.c @@ -0,0 +1,252 @@ +/* + * Copyright (C) 2019 Intel Corporation. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception + */ + +#include "platform_api_vmcore.h" +#include "platform_api_extension.h" + +int +bh_platform_init() +{ + return 0; +} + +void +bh_platform_destroy() +{} + +int +os_printf(const char *format, ...) +{ + int ret = 0; + va_list ap; + + va_start(ap, format); + ret += vprintf(format, ap); + va_end(ap); + + return ret; +} + +int +os_vprintf(const char *format, va_list ap) +{ + return vprintf(format, ap); +} + +uint64 +os_time_get_boot_microsecond(void) +{ + return (uint64)esp_timer_get_time(); +} + +uint8 * +os_thread_get_stack_boundary(void) +{ +#if defined(CONFIG_FREERTOS_USE_TRACE_FACILITY) + TaskStatus_t pxTaskStatus; + vTaskGetInfo(xTaskGetCurrentTaskHandle(), &pxTaskStatus, pdTRUE, eInvalid); + return pxTaskStatus.pxStackBase; +#else // !defined(CONFIG_FREERTOS_USE_TRACE_FACILITY) + return NULL; +#endif +} + +int +os_usleep(uint32 usec) +{ + return usleep(usec); +} + +/* Below parts of readv & writev are ported from Nuttx, under Apache License + * v2.0 */ + +ssize_t +readv(int fildes, const struct iovec *iov, int iovcnt) +{ + ssize_t ntotal; + ssize_t nread; + size_t remaining; + uint8_t *buffer; + int i; + + /* Process each entry in the struct iovec array */ + + for (i = 0, ntotal = 0; i < iovcnt; i++) { + /* Ignore zero-length reads */ + + if (iov[i].iov_len > 0) { + buffer = iov[i].iov_base; + remaining = iov[i].iov_len; + + /* Read repeatedly as necessary to fill buffer */ + + do { + /* NOTE: read() is a cancellation point */ + + nread = read(fildes, buffer, remaining); + + /* Check for a read error */ + + if (nread < 0) { + return nread; + } + + /* Check for an end-of-file condition */ + + else if (nread == 0) { + return ntotal; + } + + /* Update pointers and counts in order to handle partial + * buffer reads. + */ + + buffer += nread; + remaining -= nread; + ntotal += nread; + } while (remaining > 0); + } + } + + return ntotal; +} + +ssize_t +writev(int fildes, const struct iovec *iov, int iovcnt) +{ + ssize_t ntotal; + ssize_t nwritten; + size_t remaining; + uint8_t *buffer; + int i; + + /* Process each entry in the struct iovec array */ + + for (i = 0, ntotal = 0; i < iovcnt; i++) { + /* Ignore zero-length writes */ + + if (iov[i].iov_len > 0) { + buffer = iov[i].iov_base; + remaining = iov[i].iov_len; + + /* Write repeatedly as necessary to write the entire buffer */ + + do { + /* NOTE: write() is a cancellation point */ + + nwritten = write(fildes, buffer, remaining); + + /* Check for a write error */ + + if (nwritten < 0) { + return ntotal ? ntotal : -1; + } + + /* Update pointers and counts in order to handle partial + * buffer writes. + */ + + buffer += nwritten; + remaining -= nwritten; + ntotal += nwritten; + } while (remaining > 0); + } + } + + return ntotal; +} + +int +openat(int fd, const char *path, int oflags, ...) +{ + errno = ENOSYS; + return -1; +} + +int +fstatat(int fd, const char *path, struct stat *buf, int flag) +{ + errno = ENOSYS; + return -1; +} + +int +mkdirat(int fd, const char *path, mode_t mode) +{ + errno = ENOSYS; + return -1; +} + +ssize_t +readlinkat(int fd, const char *path, char *buf, size_t bufsize) +{ + errno = EINVAL; + return -1; +} + +int +linkat(int fd1, const char *path1, int fd2, const char *path2, int flag) +{ + errno = ENOSYS; + return -1; +} + +int +renameat(int fromfd, const char *from, int tofd, const char *to) +{ + errno = ENOSYS; + return -1; +} + +int +symlinkat(const char *target, int fd, const char *path) +{ + errno = ENOSYS; + return -1; +} + +int +unlinkat(int fd, const char *path, int flag) +{ + errno = ENOSYS; + return -1; +} + +int +utimensat(int fd, const char *path, const struct timespec *ts, int flag) +{ + errno = ENOSYS; + return -1; +} + +DIR * +fdopendir(int fd) +{ + errno = ENOSYS; + return NULL; +} + +#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 2) +int +ftruncate(int fd, off_t length) +{ + errno = ENOSYS; + return -1; +} +#endif + +int +futimens(int fd, const struct timespec *times) +{ + errno = ENOSYS; + return -1; +} + +int +nanosleep(const struct timespec *req, struct timespec *rem) +{ + errno = ENOSYS; + return -1; +}
\ No newline at end of file |