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@ -38,8 +38,12 @@ |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/port_platform.h> |
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#include <grpc/support/port_platform.h> |
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#include <grpc/support/slice.h> |
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#include <grpc/support/slice_buffer.h> |
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#include <grpc/support/string_util.h> |
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#include <grpc/support/string_util.h> |
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#include "src/core/lib/support/string.h" |
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/** a size_t default value... maps to all 1's */ |
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/** a size_t default value... maps to all 1's */ |
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#define NOT_SET (~(size_t)0) |
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#define NOT_SET (~(size_t)0) |
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@ -133,6 +137,51 @@ static int parse_fragment_or_query(const char *uri_text, size_t *i) { |
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return 1; |
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return 1; |
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} |
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} |
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static void do_nothing(void *ignored) {} |
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static void parse_query_parts(grpc_uri *uri) { |
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static const char *QUERY_PARTS_SEPARATOR = "&"; |
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static const char *QUERY_PARTS_VALUE_SEPARATOR = "="; |
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GPR_ASSERT(uri->query != NULL); |
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if (uri->query[0] == '\0') { |
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uri->query_parts = NULL; |
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uri->query_parts_values = NULL; |
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uri->num_query_parts = 0; |
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return; |
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} |
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gpr_slice query_slice = |
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gpr_slice_new(uri->query, strlen(uri->query), do_nothing); |
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gpr_slice_buffer query_parts; /* the &-separated elements of the query */ |
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gpr_slice_buffer query_param_parts; /* the =-separated subelements */ |
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gpr_slice_buffer_init(&query_parts); |
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gpr_slice_buffer_init(&query_param_parts); |
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gpr_slice_split(query_slice, QUERY_PARTS_SEPARATOR, &query_parts); |
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uri->query_parts = gpr_malloc(query_parts.count * sizeof(char *)); |
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uri->query_parts_values = gpr_malloc(query_parts.count * sizeof(char *)); |
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uri->num_query_parts = query_parts.count; |
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for (size_t i = 0; i < query_parts.count; i++) { |
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gpr_slice_split(query_parts.slices[i], QUERY_PARTS_VALUE_SEPARATOR, |
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&query_param_parts); |
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GPR_ASSERT(query_param_parts.count > 0); |
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uri->query_parts[i] = |
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gpr_dump_slice(query_param_parts.slices[0], GPR_DUMP_ASCII); |
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if (query_param_parts.count > 1) { |
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/* TODO(dgq): only the first value after the separator is considered.
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* Perhaps all chars after the first separator for the query part should |
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* be included, even if they include the separator. */ |
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uri->query_parts_values[i] = |
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gpr_dump_slice(query_param_parts.slices[1], GPR_DUMP_ASCII); |
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} else { |
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uri->query_parts_values[i] = NULL; |
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} |
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gpr_slice_buffer_reset_and_unref(&query_param_parts); |
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} |
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gpr_slice_buffer_destroy(&query_parts); |
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gpr_slice_buffer_destroy(&query_param_parts); |
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gpr_slice_unref(query_slice); |
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} |
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grpc_uri *grpc_uri_parse(const char *uri_text, int suppress_errors) { |
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grpc_uri *grpc_uri_parse(const char *uri_text, int suppress_errors) { |
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grpc_uri *uri; |
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grpc_uri *uri; |
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size_t scheme_begin = 0; |
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size_t scheme_begin = 0; |
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@ -227,16 +276,35 @@ grpc_uri *grpc_uri_parse(const char *uri_text, int suppress_errors) { |
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uri->path = copy_component(uri_text, path_begin, path_end); |
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uri->path = copy_component(uri_text, path_begin, path_end); |
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uri->query = copy_component(uri_text, query_begin, query_end); |
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uri->query = copy_component(uri_text, query_begin, query_end); |
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uri->fragment = copy_component(uri_text, fragment_begin, fragment_end); |
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uri->fragment = copy_component(uri_text, fragment_begin, fragment_end); |
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parse_query_parts(uri); |
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return uri; |
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return uri; |
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} |
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} |
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const char *grpc_uri_get_query_arg(const grpc_uri *uri, const char *key) { |
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GPR_ASSERT(key != NULL); |
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if (key[0] == '\0') return NULL; |
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for (size_t i = 0; i < uri->num_query_parts; ++i) { |
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if (0 == strcmp(key, uri->query_parts[i])) { |
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return uri->query_parts_values[i]; |
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} |
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} |
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return NULL; |
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} |
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void grpc_uri_destroy(grpc_uri *uri) { |
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void grpc_uri_destroy(grpc_uri *uri) { |
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if (!uri) return; |
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if (!uri) return; |
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gpr_free(uri->scheme); |
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gpr_free(uri->scheme); |
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gpr_free(uri->authority); |
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gpr_free(uri->authority); |
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gpr_free(uri->path); |
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gpr_free(uri->path); |
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gpr_free(uri->query); |
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gpr_free(uri->query); |
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for (size_t i = 0; i < uri->num_query_parts; ++i) { |
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gpr_free(uri->query_parts[i]); |
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gpr_free(uri->query_parts_values[i]); |
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} |
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gpr_free(uri->query_parts); |
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gpr_free(uri->query_parts_values); |
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gpr_free(uri->fragment); |
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gpr_free(uri->fragment); |
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gpr_free(uri); |
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gpr_free(uri); |
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} |
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} |
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