diff options
Diffstat (limited to 'deps/llhttp/src/api.c')
| -rw-r--r-- | deps/llhttp/src/api.c | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/deps/llhttp/src/api.c b/deps/llhttp/src/api.c new file mode 100644 index 0000000000..37a5dcd183 --- /dev/null +++ b/deps/llhttp/src/api.c @@ -0,0 +1,205 @@ +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include "llhttp.h" + +#define CALLBACK_MAYBE(PARSER, NAME, ...) \ + do { \ + llhttp_settings_t* settings; \ + settings = (llhttp_settings_t*) (PARSER)->settings; \ + if (settings == NULL || settings->NAME == NULL) { \ + err = 0; \ + break; \ + } \ + err = settings->NAME(__VA_ARGS__); \ + } while (0) + +void llhttp_init(llhttp_t* parser, llhttp_type_t type, + const llhttp_settings_t* settings) { + llhttp__internal_init(parser); + + parser->type = type; + parser->settings = (void*) settings; +} + + +llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len) { + return llhttp__internal_execute(parser, data, data + len); +} + + +void llhttp_settings_init(llhttp_settings_t* settings) { + memset(settings, 0, sizeof(*settings)); +} + + +llhttp_errno_t llhttp_finish(llhttp_t* parser) { + int err; + + /* We're in an error state. Don't bother doing anything. */ + if (parser->error != 0) { + return 0; + } + + switch (parser->finish) { + case HTTP_FINISH_SAFE_WITH_CB: + CALLBACK_MAYBE(parser, on_message_complete, parser); + if (err != HPE_OK) return err; + + /* FALLTHROUGH */ + case HTTP_FINISH_SAFE: + return HPE_OK; + case HTTP_FINISH_UNSAFE: + parser->reason = "Invalid EOF state"; + return HPE_INVALID_EOF_STATE; + default: + abort(); + } +} + + +void llhttp_pause(llhttp_t* parser) { + if (parser->error != HPE_OK) { + return; + } + + parser->error = HPE_PAUSED; + parser->reason = "Paused"; +} + + +void llhttp_resume(llhttp_t* parser) { + if (parser->error != HPE_PAUSED) { + return; + } + + parser->error = 0; +} + + +void llhttp_resume_after_upgrade(llhttp_t* parser) { + if (parser->error != HPE_PAUSED_UPGRADE) { + return; + } + + parser->error = 0; +} + + +llhttp_errno_t llhttp_get_errno(const llhttp_t* parser) { + return parser->error; +} + + +const char* llhttp_get_error_reason(const llhttp_t* parser) { + return parser->reason; +} + + +void llhttp_set_error_reason(llhttp_t* parser, const char* reason) { + parser->reason = reason; +} + + +const char* llhttp_get_error_pos(const llhttp_t* parser) { + return parser->error_pos; +} + + +const char* llhttp_errno_name(llhttp_errno_t err) { +#define HTTP_ERRNO_GEN(CODE, NAME, _) case HPE_##NAME: return "HPE_" #NAME; + switch (err) { + HTTP_ERRNO_MAP(HTTP_ERRNO_GEN) + default: abort(); + } +#undef HTTP_ERRNO_GEN +} + + +/* Callbacks */ + + +int llhttp__on_message_begin(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_message_begin, s); + return err; +} + + +int llhttp__on_url(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_url, s, p, endp - p); + return err; +} + + +int llhttp__on_status(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_status, s, p, endp - p); + return err; +} + + +int llhttp__on_header_field(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_header_field, s, p, endp - p); + return err; +} + + +int llhttp__on_header_value(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_header_value, s, p, endp - p); + return err; +} + + +int llhttp__on_headers_complete(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_headers_complete, s); + return err; +} + + +int llhttp__on_message_complete(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_message_complete, s); + return err; +} + + +int llhttp__on_body(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_body, s, p, endp - p); + return err; +} + + +int llhttp__on_chunk_header(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_chunk_header, s); + return err; +} + + +int llhttp__on_chunk_complete(llhttp_t* s, const char* p, const char* endp) { + int err; + CALLBACK_MAYBE(s, on_chunk_complete, s); + return err; +} + + +/* Private */ + + +void llhttp__debug(llhttp_t* s, const char* p, const char* endp, + const char* msg) { + if (p == endp) { + fprintf(stderr, "p=%p type=%d flags=%02x next=null debug=%s\n", s, s->type, + s->flags, msg); + } else { + fprintf(stderr, "p=%p type=%d flags=%02x next=%02x debug=%s\n", s, + s->type, s->flags, *p, msg); + } +} |